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Патент USA US2411890

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Dec. 3, 1946.
Filed July 10, 1942
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Dec. 3, 1946. I
F. H. owENs
Filed July 10, 1942
8 Sheets-Sheet 8
m v E N T O R.
Patented Dec. 3, 1946
Freeman H. Owens, New York, N. Y.
Application July 10, 1942, Serial No. 450,449
.6 Claims.
{CL ltllm-l.)
one of the tuning, volume controlling: and switc .
The invention here disclosed. relates to appas-i
.' 4
pi'eselectihg desired progress or se~
ouehces and is a continuation iii. part of the in“
mg. Z’ is a part sectional detail of one oi’ t..e
vention disclosed in rec-pending patent applica—
tion Ser. 397,504, ?led June‘ ltl, 1941, Patent
No. 2,33 ,568, issued December 28, 1943.
Special objects Of this invention are to simplify
and improve the program selecting and control
volume controls, this view taken on. substantially
the plane of line ‘l--‘l of F
Fig. 8 is a horizontal sectional detail oi’ the
manual switches, on substantially the plane of
line. 3-8 of Fig. 6.
Fig. 9 is a front elevation of switch parts shown
mechanism, to construct it so far as possible of
inexpensive duplicate parts, readily manufac
10 in mg. 8.
10 is a broken face View of the switch con“
turecl and easily assembled. and to provide in a
small unit a wide range of program coverage.
Other, more speci?c objects are to provide a
program control unit which will enable a user
ll is an enlarged detail of the timing
switch, parts appearing in section
on line
li-nll of Fig. 12.
to express'an opinion of the program received
12 is a broken side View of the time switch.
or to express imiiviclual preference as by voting
Fig. 13 is a broken sectional detail as on line
on questions submitted or then before the public;
which will be capable of having its range of selec
l4, l5, 15 are broken sectional details of
tion extended, if desirecl, to cover other than
the usual or normal programs, for example. into 26 one of the gang switch units for controlling‘ set
of radio circuits or the like.
the short wave, frequency modulation and other
Fig. l? is a broken plan of one of
- ave bands other than the usual broadcast sta- I
from which the lzey supports are
tiohs; which wil1 be accurate and reliable in its
Fig. l8
a broken side view showing how the
timing and which can be readily set for such op
two parts or halves of the lsey support are assem~
erations as tuning and volume control.
Other desirable objects will appear as the spec
Figs. 1'9, 20, '21, 22 are enlarged horiso‘ital sec»
ification proceeds.
key mechanisms .as on lines
ill-‘2i and
The embodiment oi the lhveiitior iilizs » "
l is volume-controllecl
designed to “providerecs,
t1 .
eight different radio stations, opini
recording as to _.rograms or othe;
ext "isioh oi’ program selection to o
beads or freoueiicies, such as short wave, ama~
teur, frequency in o?xulat~
and television.
CO1’ ols for the eight etc‘ o'os,
which might be eig‘". .t difi'etteht broadcast stations,
say six broadcast stations and two other sci-l3:
l is a front elevation of a preteri’ecl em
bodiment of the invention, ‘portions of the lteys
in the lower hahls being broken away to show
frequencies such as short wave or z
are designated. 3i,
3 is a broken longitudinal sectional view
on substantially the plane of line 3—3 of Fig. 2.
Fig. 4 is a broken sectional view substantially
on the line 6-6 of Fig. 1.
Fig. 5 is a broken end elevation partly in sec
of Fig. t
as on the corresponding lines of Figs. 19
26 is a wiring diagram.
structure may be modi?ed and changed in vari~
all within the true spirit and broarl
scope oi”
invention. The illustration therefore
is to be cohsic ereci primarily for purposes
closure and not by way or? limitation, the actual
scope of the invention being ‘as hereinafter broad
alefinecl and claimed.
Figs. 23, 24 and 25 are broken sectional cletalls
oi’ practical example in the accompanying draw-1
loss. it is realized however, that actual :ohysical
substantially the plane of line 23—2
Fig‘. 2c is a sectional continuation of parts
top of Fig. 2.
tlonal views oi’ the opinion recording
The novel featuresand combinations through
which the purposes of the invention are attainerl
are set forth in the following speci?cation, broad
ly coverezl iii the claims and illustrated
time indications behind the same.
Fig. ‘2 is an enlarged vertical sectional View or.
31-‘, l’
A bank of rotatable keys
provide the tries
for selecting the station orirequehcy which ‘\T."
bahl: oi’inlzeys
at GB particular
provides control
time by which
the radius
in othermay
or tli?‘erent
be extended,
In the illustration there are eighty selector
each group, one for each 15 minute
Fig. 6 is a further enlarged sections‘ detail of 55 keys
broadcast period for the twenty. hours running
iormedas comb extensions on longitudinally ex-~
from, 6 o'clock in the morning until 2 o'clock at
' night, but there may be keys for the full twenty
i'our hours or for lesser periods. These keys are
shiftable rotatably into di?erent positions corre
sponding to di?erent broadcast stations or wave
band frequencies.
A broadcast station indicating scale M, is as
sociated with the ?rst bank of keys and similarly,
an extra wave band selecting scale 42, is asso
' ciated with the keys of the second group. A time
interval scale 43, is shown in between the two
banks where it can be read on either and both
_ sets of keys.
Buttons for registering opinion and which may
' be designated. for instance, as “good,” “fair” and
"poor” are indicated at M, :85, 4t. and below
those, "yes” and “no” buttons 4?, 48, for voting
tending bus bars designated 92, and individual to
di?erent stations, except for the last bus bar at
the bottom Fig. 2, designated 93, and providing an
“off” contact. Similarly, the extra wave band ,
switch ?ngers 88, etc., are shown as connected
with and rorming'parts of .bus bars 94, for these
particular wave bands.
Fig. 4 shows in particular how these switch
10 parts may be supported in insulated relation by
‘providing strips 95, of insulating material se
curedat 96, on the arcuate end supports 91, 98,
with the contact lugs 61a, 58-45 and M-t‘l pro
jecting through notches in the edges of these in
15 sulating strips and the station or wave band buses
92, 98 and 96, disposed over the outer faces of
' said strips and having securing portionstS, Fig. 2,
anchored through appropriately located) slots or
on questions submitted by radio or otherwise.
' openings in such strips.
A twenty-four hour day and night clock 139, 20
The time segments Bl are shown in Figs. 2 and
is shown on the front, of the instrument case 50,
3 as having terminals Hi0 connected by wires iill
alongside the speaker opening 5i, said clock hav
with terminal portions m2 of the time switch
ing a suitable setting button 552.
contacts we entered through radial slots, Hi4
The manuals are indicated as consisting in
and held by a locking ring iota in a circular in
each instance of a back knob 53, for tuning and a 25 sulating support H35 in position for successive
concentric front knob 54, which can be turned
engagement by a spring brush m8; carried by arm
for volume control or operated as a push button
lll'l, adjustably secured on shaft Hi8.
to close circuits for the station selected by the
The shaft I08, rotates once every twenty-four
tuning‘ of that particular unit.
The selector keys are shown protected by a 30 hours and as indicated in Fig. 2, may be a rear
ward extension of the hour hand shaft of the
transparent cover 55 which if desired. may have a
clock and which latter is shown in this view as
lock thus to prevent accidental shifting or tam
actuated by a synchronous clock motor we. The
pering with the selector keys.
, spring brush use, is shown in Fig. 2, as having a
Figs. 2, 2a show the cover hingedly connected
branch‘ lit. in wiping engagement with 9. cur
with the case at the top, at 56.
35 rent supply ring iii.
In these “views, the keys‘ of both sets are shown
The hour shaft not, rotates continuously so as
as rotatably supported ?at discs having project
tocause the brush we, to‘ slide over the time
ing ?ngerholds 5?, circumferential teeth 58,
segments Hi3, and the brush is ?xed on the shaft,
switch key actuating lugs 59, and, at the inside,
by means of the adjustable clamp H2, so that it
retainer teeth 60, for holding engagement by 46 will snap from one segment to the next at an in“
termediate point in the broadcast period, that
The supports for the keys are shown as consist
spring detents bi.
ing in each instance of a pair of strips 52, of sheet
material haying the spring detents 6i, cut in the
is, make engagement with the contact for a suc
ceeding period before the preceding period is
completed, thus to set up the next time circuit
45 in readiness to be closed at the instant of change
cular form Fig. 18, so thatithe lugs‘ 63, partially
from one period to another.
severed and bent out therefrom will serve as
The closing of the time circuit is effected by an
spacers between the key discs.
accurately operating “timer” in the form of a
form of a comb, Fig. 1'7, and bent into semi-cir
These parts are easily assembled by slipping
one of the halves 62, of the support into position
within a stack of the keys and then after regis
tering the spacer lugs 63, between adjoining key
discs, partially collapsing and inserting the other
half of the support into position. and then after
the lugs 63 of the same are registered with the
spaces between the key discs, permitting it to
spring back into semi-circular form and locat
ing it in immediately opposed relation to the ?rst
half section, in the relation shown in Fig. 2.
When the assembly is thus completed, the full
bank of keys can be mounted by passing the lugs
66, on the ends of the supports through appro
priate mounting slots 65,
3, in the end plates
68, of the frameor chassis.
The station and wave band selecting switches
are shown in Figs. 2, 3 and‘li, as consisting of
segments 6?, one for each time interval, located
directly in line with the time keys and having
one arcuate- series of spaced forwardly project~
ing contact lugs 67a, 68, 69, ‘ill, ‘ll, "l2, 73, ‘M, 75,
engageable by the contact ?ngers lea, l6, ‘ll, ‘ii’,
J9, 30, 8!, 82. 83, and a second arcuate series of
upwardly projecting contact lugs 86, 85, 86, 87,
engageable by spring ?ngers 88, 8Q, 9t, 95. The
Spring ?ngers 15a, 16, etc., of the first set may be
star wheel i i3, operated from the motor Hi9, and
having one or more arms Mil, adapted to bridge
the spaced insulated contacts H5, H8, Figs. 11,
12, at a de?nite instant in each revolution of said
wheel. In the illustration, this wheel rotates _
once per hour and has four equidistantly spaced
arms, thus to close the time circuit at the be
ginning of each ?fteen minute interval. The
contacts H5, H6, are shown mounted in spaced
relation one above the other, in a rocker. i ll, of
insulating material pivoted on the center i it, and
yieldingly thrust toward the wheel by spring M9.
The lug H20, projecting from the side of saidv
rocker engages a lug iii, extended from the back
of motor 569, to limit the extent ofswinging
movement under the thrust of the spring, the
rocker being free to ‘swing in the opposite direc
tion far enough for the contact closing arms to
pass underneath and clear of the same.
The timer wheel H3, rotates continuously and
as shown in Fig. 11, the arms l id, thereof will
engage ?rst the lower contact 5 it, and then, at
Just one point in the revolution of the wheel,
engage contact H5, as well. Immediately after
this bridging engagement of the two contacts,
the arm HQ, thrusting on contact M5, will rock
75 the contact ?it, out of engagement with it. The
constantlyrotating star wheel in connection with
A reversely acting "on” magnet I66, is pro
the swinging contact carrier thus provides an ac
vided, having a core I55, connected with the oppo
site end of rocker I52, and arranged to be ener
gized at the start of a broadcast period when
the selector key for that time is in one of the
curate and reliable means for closing and then .
instantly breaking the time circuit at the start
of each broadcast interval.
The time control circuits closed by the timer
last described and the brush I66, include mag
active positions.
The opinion expressing buttons 44, 45, 46, are
netic circuit closers determined by the selector
shown in Fig. 4, as mounted on spring projected
keys 39 and 46. In the illustration, there is a
solenoid I22, Figs. 2 and 3, for each of the sta
tions or broadcast bands, having a core I23, con
nected at I24, with the lower endor a lever I25,
pivoted on axis I26, and carrying spaced insu
lated plates I21, Figs. 14, 15, 16, in which are slid
slides I56, I51, I58, the first carrying a contact
I59, Fig. 19, to bridge the terminals I66, for clos
ing a "good” recording circuit, the second carry
ing contact "II, for bridging the terminals I62, of
a “fair” recording circuit and the third carry
ing contact I63, for bridging terminals I64, of a
"po0r” recording circuit.
These opinion registering slides are interlocked
ingly mounted spring pressed plungers I28, for
bridging engagement with relatively ?xed com
panion contacts I29. The lower ends oi! these
‘ so that only one can be operated at a time, the
levers are shown as inclined at I36, to slide over
and engage behind the edge of a universal latch
interlocking means consisting of a bar I65,'ex
tending transversely across the three slides and
bar I3I, pivoted to rock on a center I32, Fig. 2. 20 having pins I66, I61, in reversely inclined slots
Thus the operation of any one of these magnets
I66, I69, in the upper and lower slides and a sec
ond transversely disposed bar I16, carrying a pin
will effect the rocking of said universal bar‘ to
release a previously held circuit closer and to
I1I, in the inclined cam slot I12, in the inter
catch and interlock the lever of the actuated
mediate slide I51, these two bars being carried
respectively by the parallel links I13, I13 and
circuit closer.
Similar magnets I22a, through levers I25a,
I14, I14, pivoted at I15 and yieldingly held cen
tered in the neutral position shown in Fig. 4 by
close circuits at mm, for the additional wave
bands controlled by the upper set of keys 46.
the spring strip I16 engaging the ends of the
In the present disclosure, a separate tuner is
pivoted parallel links. The bar I65 is raised by
provided for each station hr wave band, leaving
engagement of the incline I63 with pin I66 when
it necessary only to close required circuits for
the top button is pressed, to carry the locking lug
each selecting operation, but it is contemplated
I11 thereon into holding engagement in the notch
that a single tuner may be employed and selec
I18 in the lower edee of the middle slide I51 and
tion accomplished, by adjustment of such a tuner.
lug I1I3a into notch I161) in the lower edge or
Also, it is realized that different kinds of tuners
the lower slide, thus to lock the middle and lower
may be employed, such as capacity, permeabil
slides. Operation of the intermediate or “fair”
lty or inductance.
button causes cam slot I12 through engagement
with pin I11 ‘to raise bar I16 and carry the lugs
In the illustration, 9. permeability or induc
tance tuner is shown, in the form of one or more
windings I33, wrapmd longitudinally about an
insulating ring I34, of flat material into which a
magnetic core I36, is adjustable by means of the
tubular screw I36, Fig. 6, on which said core is
I19 and I191; into engagement with notches I36,
IBM in the upper and lower slides, thus to lock
both the latter. Operation of the lower slide I66,
through cam slot I69 and pin I61 lowers the look
ing bar I 65 to carry lug I63‘ into engagement with
mounted, said screw being connected with the
notch 184 in the upper edge of the upper slide and
tuning knob 53, and the core being held against 45 lug I65 into notch I68 in the upper edge of the
rotation by being slotted at I31, to slide over the
intermediate slide, thus to then lock the upper
and intermediate slides.
The "yes” and “no” voting buttons on slides
The volume control is shown in Figs-6 and 7
as a pair of oppositely wound resistance coils I39,
I61, I68, carry contacts I69, I66, to bridge the
on a ring I46, of ?at insulating material sup 50 terminals I9I, I92, of the “yes” and “no" record
ported at the back of the tuning coil and engaged
ing circuits and these slides are interlocked so
longitudinal guide strip I38.
that only one or the other can be operated dur
at the inside by rubbing contacts “I, carried by
ing any one broadcast period. The interlock is
the spring arch I42, on a split block I43, adjust
ably clamped on the spindle I44,‘ carrying the
shown as consisting of a triangular plate I93, piv
center knob 54. A spring I45, is shown in Fig. 6, 55 oted at I94, and having lugs I95, I96, operating
for thrusting this shaft assembly outwardly, so
in notches I91, I98, in the respective slides, said
plate being centered by spring I99, and a spring
that knob 64, may be operated as a. push button
pressed latch 266, being pivoted at 26I, to snap
for arbitrary control purposes.
into locking engagement into one or the other of
The switch mechanism actuated in such push
button operation of the knob 54, is shown in Figs. 60 the recesses 262, 263, in the slide I81. ,
When the upper, “yes” button 41, is pressed,
6, 8, 9 and 16, as a spring pressed contact button
the latch 266, will snap into the locking recess
I46, positioned in line with the insulating bush
262, and in such operation, the toggle plate I93,
ing I41, on the inner end of spindle I44, and .
will project the “no” button. Conversely when
adapted when pressed inward to bridge contacts
I48, I49, to close circuit through the solenoid I22, 65 the “no” button is operated, the toggle plate will
project the "yes” button slide and in that event,
associated with that particular tuning unit.
the locking recess 263, will be caught and held by
An “off" magnet I56, Fig. 3, connected with the
the latch 266.
lower, '“o?” bus bar 93 (Fig. 2) furnishes the
The voting buttons 41, 46, remain locked for
power to turn the set of! when the selector keys
39, in the lower bank are in the “off” position at 70 the balance of the period in which one or the
other has been operated, but are automatically re
the time the control circuit is closed at the begin
leased at the end of that period and the com
ning of a broadcast period. The core I5I,.of this
meneement oi’ the next period by the so-called
solenoid is connected to one end of a rocker I52,
“15-minute” magnet 264, Figs. 3 and 4, which re
carrying the mercury switch I53, in the main
power circuit.
76 ceives an impulse from the closing of the time
control‘ circuit and has
a core
205, connected at
record strip will carry a “yes” and then a "no"v
marking, these providing gages by which the rec
The vregistering or recording is eifected in the
ord strip can be properly placed in a decoding
present disclosure on a record strip 201, Figs. 2
and 26, driven in synchronism with the time gear
The magnets may be compactly arranged in two
train and perforated by discharges from elec-‘
tiers, as indicated in Figs. 2, 3 and 4, and alien
trodes connected in the opinion registering cir
closed in a single casing made up of complemental
cuits and distinguishably located. in respect to
halves 234, 235, and which for shielding purposes
said travelling record strip. /
may be of metallic material. The momentary cir
> In the illustration, the strip or tape is unwound 10 cuit closing operation of the star wheel timerv
from one spool 208, onto another spool or sprock
is advantageous in that the power circuit for op
et 209, passing over an idler or electrode roll
erating the magnets is on only for sumcient time
2m, beneath the various electrodes 2! i, for the
to e?ect immediate operation of the magnets.
various recording circuits. The tape may be ' And the leaving of this circuit open keeps the push
printed to make it directly readable for time, sta ' 1.5 button controls 54, always in condition to effect
tions'and expressed opinions, or it may be un
the closing of the circuit through any one of the
printed and simply run through a decoding ma
selectors. The "on” magnet I56, being in series
. 206, with the spring‘ latch 200. -
chine after the manner disclosed in companion
patent application, Ser. No. 423,129.
with the selector magnets £22, automatically
comes into operation each time one of the-‘selector
. The synchronous drive of the record strip is 20 circuits is closed, whether automatically or-man
e'?’ected in the illustration by a gear 282, Fig. 2,
ually. The electrodes 2“, may lightly engage
on the twenty-four hour shaft i 08, operating a
the surface of the tape riding over the roll 290, so
gear 2 i3, on rearwardly extending shaft 2M, car
as to insure proper discharge through the tape to
rying a gear 2L5, in mesh with gear 2i6, on the
form the indicating markings.
take-up sprocket‘ shaft 2 i l. The recording mech 25 In the position of parts illustrated in Fig. 26,
anism as indicated in this view may be a separate
the distributor brush W6 has reached the "12
unit which can be readily applied to and detached
noon” position thereby establishing connection
from the main machine.
between the current supply ring iii and the 12
The various parts are compactly grouped, so as , noon contact 823. Assuming switch 282 closed
to leave ample space in the casing for radio 30 and the 12 noon kev lever in the “No. 1 station”
tubes, speaker unit and other parts and connec
position, current will ?ow through Wire 226 and
tions. These may vary widely for the different
wire 23? to the No. 1 magnet E22 and wire 2%
kinds of circuits which may be employed and
to the “on” magnet 55% and wire 239 to one side
hence are not here illustrated.
of the transformer secondary 26d and from the
Thesimpli?ed wiring diagram, Fig. 26, is reacl-v
other side of that secondary across contacts iid,
able from the foregoing. An “off” switch is indi
H5, ME oi’ the rotary timer and by wiring 226 to
cated at2l8, Figs‘. 1 and 26, for control of the
power transformer 2W supplying current to the
magnets and other portions of the apparatus.
This switch, however, it will be observed, does not
affect the clock circuit. Thus at any time the
unit may be turned oil’ and rendered inoperative
without throwing the clock out of time and then
whenever desired, the unit can be cut back into
service by simply closing switch 258. A condenser
is indicated at 226, for preventing sparking across
the breaker points i it, i it, of the timer and this
same condenser may be connected as indicated at
the current supply ring iii. The No. l magnet
thereby energized will close circuits, as before de
scribed. necessary to bring in the No. 1 station.
At such time also the "15 minute" magnet 2261 is
energized to release the voting buttons, this mag
net being connected in parallel relation with mag
nets 822 and E56 by the wiring 239, 2M, 2%. In
the present disclosure the keys élii in the upper
bank are used to select different wave bands and
the keys 89 in the lower bank to select stations
in those wave bands or to turn the set o? at pre
determined times. ‘In the illustration, Fig. 2, the
22L to furnish the discharge energy for making
handle 57 of one of the upper keys has been turned
the recording perforations in the record strip.
down to the lower, “A” position of Fig. 1, causing
When the "0?” magnet 150, is energized, the
lug 59 of that key to close switch contact 28
mercury switch E53, will'be rocked to open the
against contact lug 81 or" the time representing
circuit 222, for primary 223, of the power trans
contact segment 61 and the handle 5'? of a lower
former, 2W, also without a?ecting connections
switch key 39 is standing in the upper. “o??” posi
‘:28, to the clock motor or the transformer 225, 55 tion with the lug 59 of that key holding switch
supplying energy'through connections 226 and
contact 83 in engagement with the contact lug
22°F to the timer, the distributor or the circuit
15 of‘ contact segment 61, substantially as shown
closer and other magnets and manual control but
tons 543. The push buttons at and back connec
tions 22?, 228, for the circuit closer magnets pro
vide actuating connections which bridge about the
connections normally provided by the distributor
and time contacts, thus to enable closing of such
circuits whenever desired regardless of the time.
The same arbitrary control of the circuits nor
mally governed by the "A," "B," “C2,? "D" keys
as of the upper b
is provided in-the 111113)’
tration by the switch buttons indicated at aza ‘
in Figs. 1 and 26. '
‘Po-provide markings which will. indicate the
beginning and ending of a'full day's record, the 8
a, m. and 4 a. m. contacts sec, 288 of the dis
tributor are shown connected by wiring 232, 238
across the “yes” and "no” button circuits. Thus
‘ at the right in Fig. 3. This would mean that the
“o?" magnet I56, Figs. 3 and 26, would be ener
gized at the time represented by this particular
contact segment 67 to open switch 958 and pre
vent operation of the set at such time. The "A"
position of the wave band selecting keys, as above
pointed out, might be for broadcast, short wave,
frequency modulation, television or the like, which
would mean that in this particular example the
‘stations. say in the broadcast (A) band, would be
“03.” The setting of the keys Mi to other wave
band positions and the keys 3,9 to different station
selecting positions would assure that some station
selected in one of the four wave bands indicated
vwould, in that instance, come on at that time
represented'by this‘ particular time contact 8?.
What is claimed is‘:
at the end of each twenty-four hour interval, the 75 - 1. Program preselecting and control apparatus
comprising a bank of contacts arranged each to
represent a particular time, time control means
for successively connecting said time representing
contacts in circuit, a set of function selecting keys
movable to- di?erent function selecting positions
plishing automatic operation of the magnets for
and cooperable each with a particular one of said
time representing contacts and a second set of dif
contacts, operable by the keys for those contacts
and connected with said control unit magnets
ferent function selecting keys movable to di?erent
. function selecting positions and cooperable each
with a particular one of said time representing
contacts and whereby the function selection for a
particular time may be predetermined by the set
ting of a function selecting key in either one of
said two sets of function selecting keys.
2. Program preselecting and control apparatus 15
said di?erent control units and in addition to
an "011” position, an "011” magnet for shutting
011 the apparatus at selected times and switching
means associated with said time representing
and said “off” magnet and whereby said appa- ’
ratus may be set up to automatically bring in
any one of several different stations at desired
volume control for that station or to shut off all
stations, at different desired preselected times,
or be manually arbitrarily operated at any time
to bring in any one of said several stations at
desired soundJevel or to shut 011 all stations.
5. Program preselecting and control apparatus
comprising a bank of contacts arranged each to
for successively connecting said time represent
represent a particular time, time control means
ing contacts in circuit, a set of function selecting
for successively energizing said contacts, switch- '
keys rotatably mounted each over one portion 20 ing means associated with each of said time rep
resenting contacts for e?ecting wave band
of a particular time representing contact and
in cooperative relation with that contact, and a
selection, switching means associated with each
of said time representing contacts for e?ecting
second set of di?erent function selecting keys
rotatably mounted each over a different portion
selection of stations in different wave bands, keys
of a particular time representing contact, in co 25 cooperative with said wave band selective switch
operative relation therewith‘, and whereby, the
means and shiftable into different wave band
comprising a bank of contacts arranged each to
represent a particular time, time control means
function selected for the time represented by any
selecting positions and keys associated with said
one of said time contacts may be predetermined
station selecting switch means and shiftable
by the rotative setting of one of the two function
selecting keys cooperatively related to that par
ticular time representing contact.
into different station selecting positions, there
3. Program preselecting and control apparatus
comprising a bank of contacts arranged each con
being one of said wave band selecting keys and
one of said station selecting keys for each of said
time representing contacts and whereby a par
ticular station in a particular wave band for a
tact to represent a particular time, time control
desired time may be selected through the medium ‘
means for successively connecting said time rep 35 of the two keys associated with the contact repf
resenting contacts in circuit, a selecting key
resenting that particular time.
6. Program preselecting and control apparatus
associated with each of said contacts and movable
in relation thereto to different station selecting
comprising a bank of contacts arranged each to
and “off" positions, cooperative switch contacts
represent a particular time, time control means
for said different station and “off” positions of 40 for successively energizing ‘said contacts, switch
said keys, different station selecting magnets
ing means associated with each of said time repre
and an "off" magnet connected with the respec
senting contacts for e?ecting wave band selection,
tive station selecting and “off” switch ‘contacts
switching means associated with each of said time
and radio station receiving and cut-on? means
representing contacts for effecting selection of
controlled by said different station‘ selecting and 45 stations in different wave bands, keys cooperative
“off” magnets, respectively.
4; Program preselecting and control apparatus
with said wave band selective switch means and
independent of automatic operation, keys cooper
ative with said time representing contacts and
each movable to different positions for accom
ticular time contact.
shiftable into different wave band selecting posi
comprising a bank of contacts arranged each to
tions and keys associated with said station
represent a particular time, time control means
selecting switch means and shiftable into di?erent
for successively energizing said contacts, controi 50 ‘station selecting positions, there being one vof
units for accomplishing the tuning in of different
said wave band selecting keys and one of said sta
radio stations and volume control of the reception
~ tion selecting keys for each of said time represent
therefrom and including in each instance adjust
ing contacts and whereby a particular station in
able means for accomplishing tuning in a desired
a particular wave band for a desired time may be
station, adjustable means for effecting volume 55 selected through the medium of the two keys
control reception of that station, a magnet for
associated with the contact representing that
automatically controlling said unit for station
particular time, one of the keys of each of said
tuning and volume, control purposes and means
time representing contacts having a further, “off”
enabling manual operation of said unit for station
position and means controlled by said key in said
tuning and volume control purposes at any time 60 "011?” position for rendering the apparatus in
operative at the time represented by that par
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