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Патент USA US2509879

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May [email protected], 1950
H, V, NElss
2,509,876
SCRIBING TOOL
Filed March 27, 1947
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Patented May 30, 1950
2,509,876
STAT E s ‘ PATENT “ OFFICE
2,509,876 ‘
SCRIBING ‘TOOL
Howard‘ V. NeiSsLatncaSter, Pa., assignor to Arm
strong "(lork Company, Lancaster, ‘:Pa., ‘a ‘corpo
raticnsof Pennsylvania
Application Nlarch 27, 1947-, Serial-N0. 737,491
75 Claims. (01. 33-41)
1
My invention relates to, a scribing tool and,
more, particularly, to 'a tool whichisuseful in
the ‘installation of .linoleum and other ‘surface
of the cabinet, for the guiding surface of-the
scribing 'to‘ollies in substantially thelsam‘e plane
as the planexof the ‘upper surface of the cover
ing, ‘and since recessed toe boards are provided
‘It is ‘an object of this invention to provide ‘a 5 and the surface ‘from which a line is to be scribed
scribing, tool for use in connection with the_in
is disposed three or .four inches above the floor
s‘tallation of surface. covering wherein it is ;de
surface, the scribing tools now available are not
useful for the purpose.
'
sired toiscribe a linegor lines. from ‘a surface dis
coverings.
posed a ‘substantial ‘distance above ‘the plane ‘of
the surface covering.
According‘to the present invention, ,1 provide
10 a scribing device which comprises a frame hav
A further ‘object "of the invention is to pro
vide a scribing .tool adapted to vscribe or cut
ing ‘an opening in it .which receives a scriber
block. scribing means are mounted in. the block
and extend through the opening ‘to “a position be
low the frame. ,Thefra‘me is provided with a
vertical extension‘adjacent one end thereof which
projects above the frame and is provided with a
guide which as adapted to engage the surface
one "or atplurality ‘of lines ‘scribed from ‘a sur
i‘acehaving a geometrical outline diiierent from
the outline at'thesur’face of the covering.
Another, object of my, invention ‘is ‘to, provide
a scribing tool ‘having. multiple scribing ‘points
which may be readily adjusted‘in ‘use Without
changing the initial and precise setting. of the
from which a line is to be scribed. In use, the
tool is placed 'on the surface coveringr with the
scribing or cutting point in engagement ‘with
scribing points.
A still 'further‘object of my invention ‘is to pro—
vide a scribing tool whichwill scribe from a sur
point and ‘whichis provided with van adjustable
the covering and with the .guide on the extension
lying in engagement with the surface of. the
cabinet ‘from which a line is to ,be scribed. The
tool is held'?rmly againstthe cabinet, and a
support which will prevent tilting of~ thetool in
- line is scribed or cut in the ‘surface ‘covering by
face substantially above theplane. of the scribing
moving the tool around the cabinet.
use.
In‘ the installation of lino'leum?o‘or coverings,
In order that the invention may be more read~
it‘ is common practice to insert .a so-called fea
ture stripof a color contrasting with ‘the color
ily understood, I shall ‘describe thelsame in con
of the main floor covering, the strip'be‘ingspaced
from the wall surfaces and from cabinet sur
faces which may pr'oie'ct into the‘room. In‘kitch
Figure _1 is a side elevation illustrating a pre~
ferred embodiment of, my invention;
Figure 2 is a top plan view of the tool shown
in Figure ‘1;
junction with the 'attacheddrawing in which:
‘ens, cabinets are frequently built in which pro~
ject into the room ‘and which have rounded ends
Figure 3 is a sectional view taken on the line
so as, to provide an attractive appearance and
eliminate sharp corners; These cabinetslare gen
III—III of Figure 1;. and
erally provided withzr'ecessed kick ‘boards which
of the device in‘the ‘scribing or cutting of a floor
are rectangular and do not follow the contour
covering.
Figure 4 is a perspective view illustrating a use
Referringto Figures 1 and 2, the scriber in
of the curved end of the cabinet. ' In install
ing linoleum in a kitchen including such a pro
40 ‘cludes a frame 2 having a longitudinal opening
jecting cabinet where the, ?oor covering includes
3 therein.
a feature strip ‘or a border ‘or both, common prac
at its forward-end, as indicated at t. A block
5 is fastened to the frame 2 ‘by suitable means,
such as the rivets indicated at S and ‘i. Theblock
5 may be welded to the frame 2 or may be other~
wise secured. The block '5 andthe frame 2 are
tice is to have the 1featurecstrip spaced from the
main cabinet surfaces a ‘uniformxli'stan‘ce and “to
provide a curvature in the feature strip or border
corresponding to the curvature ofthe cabinet.
The same is true ‘in ‘the installation of‘ floor cov
erings around bars in game rooms, public places,
and the like. ‘Similarvconstructions are employed
for ‘store counters: island display‘ cabinets, and
the like, and the ‘same practice is followed in
the installation ‘of floor coverings in such areas.
With such constructions, the scribing'to‘ols now
The frame 2 is preferably ‘rounded
drilled, as indicated by the dotted lines at B in
Figure l, and a set screw ‘9 is‘proviole‘d in the
59
on the market cannot be used to scribe the sur
face cvering along a‘ line‘foll‘owing‘the contour "
block 5. A vertical extension ii! is provided which
is adapted to pass ‘through the opening 8 and
isiheld in adjusted position by means of .the set
screw 9 ‘clamping against a flat surface H pro
vided on the‘extension‘ Ill.
The extension H] has a coupling .12 ‘secured to
it ‘by suitable ‘means, such as‘ Welding, brazing,
2,509,876
3
frictional ?tting, or the like. The coupling !2
is provided with an opening indicated by the
dotted lines at l3 in Figure l, the axis of the
4
depth.
This is illustrated in Figure 1.
It is
particularly important to provide proper support
for the tool adjacent the extension I0 where the
guiding surface I4 is disposed a substantial dis
length of the frame 2. A guide I 4 is received
tance above the frame 2 and tilting of the tool is
within the opening I3 and is clamped in place
likely to occur, resulting in an inaccurate scribe
by a set screw I5. A ?at I6 is provided on the
line. The guiding member I 4 will be brought into
guide member [4, and this insures that the guide
engagement with the curved surface 28 of the
member, when clamped in position, will lie in
cabinet 21, and since the guide I4 is bifurcated,
proper relationship with respect to the exten
as clearly shown in Figure 2, the surfaces 35 and
sion I0 and the frame 2. The guide member
36 thereof will engage the cabinet and hold the
I4 is capable of limited adjustment within the
scribing tool in proper position as the same is
opening I3 in a horizontal direction parallel
moved around the cabinet. By providing the ?at
to the length of the frame 2.
II on the extension l0 and the ?at It on the
A scriber or knife holder generally indicated by 15 guide l4, proper positioning of the guide III with
the numeral H is provided and is adjustably
respect to the scribing points or cutters is always
secured to the frame 2 in the manner best illus~
insured.
trated in Figure 3. The frame 2 is recessed on its
By making the guide I4 adjustable in the coup
lower surface, as indicated by the numeral IS.
ling I2, it is possible to adjust the position of the
The holder body I9 is provided with a rectangular
scribing points or cutters with respect to the
extension 20 of a width corresponding to the
surface from which the line is to be scribed with
width of the slotted opening 3 so as to maintain
out altering the position of the holders [1. This
the holder I l in proper alignment with respect to
is particularly desirable where two lines are being
the frame 2. The holder is movable along the
simultaneously scribed or cut, for adjustment of
slot 3 and is capable of being locked in adjusted 25 one of the scribers or cutters would necessitate
position by means of a locking pin 2! which has a
adjustment of the other in order to maintain the
rectangular head 22 which ?ts into the recess I8
desired spaced relationship between the two
on the under side of the frame 2. The pin 2! is
which is dependent upon the width of the strip
threaded, and a wing nut 23 clamps the holder
to be inserted. With the adjustable guide mem
I‘! to the frame 2 through the opening 3.
ber it, it is possible to ?t the holders I‘! and the
A scribing or cutting member 241 (Figure 2)
attached scribing points or cutters in the precise
is carried by the holder I‘! and is received within
spaced relationship desired and in approximately
a dove-tailed opening 25 which extends vertically
the correct position with respect to the engaging
throughout the length of the holder II. The
surfaces 35 and 36 of the guide I4 and then make
knife or scribing point 24 is locked into position 35 any minor adjustment necessary by merely loos
by means of two screws 25, one of which can be
ening the locking screw I5 and adjusting the posi
seen in Figure 2, the second screw being disposed
tion of the guide I4 in the coupling l2.
therebelow.
In some instances, particularly with relatively
Figure 4 shows a typical floor covering instal
thin coverings, the device may be used to sever
lation in which the scribing device of the pres 40 the material completely. In most instances, how
ent invention may be used. There is shown in
ever, as in the installation of linoleum, it will be
Figure 4 a cabinet 27 which projects into the
found desirable to merely scribe or out part way
room and is provided with a curved end 28. The
through the covering with the device ‘and cut with
lower portion of the cabinet is recessed to provide
a conventional linoleum knife, following the
a kick board 29 which is generally rectangular,
scribed or partially cut lines. In the claims, the
as indicated in Figure 4. It is desired in this
device is referred to as a scribing device, and the
installation to inset a feature strip in the area 33,
members which engage the covering are referred
such feature strip to correspond in curvature
to as scribing elements. It is intended by such
to the curvature of the end 23 of the cabinet
terminology to include scribing pins, knives, or
21. In the embodiment illustrated in Figure 50 other elements which penetrate partially or com
4, I have shown two cutting or scribing hold
pletely through the surface covering or merely
ers so that both lines 3! and 32 for the re
mark the upper surface thereof.
ception of the curved feature strip may be
While I have illustrated and described a pre
simultaneously scribed or out. It is obvious that
ferred embodiment of my invention and a modi~
the lines may be scribed separately, but this 55 ?cation thereof, it will be understood that the
requires two separate scribing operations, and
same may be otherwise embodied and practiced
there is always the possibility that the tool may
within the scope of the following claims:
not be moved in precisely the same path, making
I claim:
it di?icult to obtain a good ?t of the piece to be
1. A scribing device comprising a frame having
inserted. In some instances, of course, it will be
a longitudinal opening therein, a scriber holder
necessary to only scribe a single line, for instance,
received within said opening, scribing means
where a border is to be used which will have a
mounted on said scriber holder and extending
curvature corresponding to the curvature 28 of
through said opening below said frame, a mount;
the cabinet 21.
opening I3 lying substantially parallel to the
ing block on said frame adjacent one end thereof,
In the use of my scribing device, as illustrated 65 said block and frame having an opening therein
in Figure 4, the scribing points 24 for forming the
lines 3i and 32 will be adjusted vertically through
the opening 3 to a proper position and clamped in
such position by the screws 26 shown in Figure 2.
The extension IE! will then be adjusted to a posi
tion where the end 33 thereof will lie in engage
ment with the upper surface of the covering 34 to
be scribed so as to maintain the frame 2 sub
directed perpendicular to the frame, a vertical
post disposed within said opening and terminat~
ing in a supporting surface disposed below said
frame for engagement with the covering to be
70 scribed, means for adjustably positioningr said.
post on said frame with said supporting surface
so disposed as to obtain substantial parallelism
between the surface of the covering and the
stantially parallel to the covering 34 when the
frame during scribing, and a horizontal guide
scribing points have penetrated to the desired 75 adjustably attached to said post and having a
5
2,509,876
portion for engagement with a surface disposed
a substantial distance above the covering to be
6
frame and providing a bearing for engagement
with the covering to be scribed, means for
scribed and from which surface a line is to be
adjustably positioning said post on said frame
scribed.
with said supporting surface so disposed as to
2. A scribing device comprising a frame having
obtain substantial parallelism between the sur
a longitudinal opening therein, a scriber holder
face of the covering and the frame during scrib
received within said opening, scribing means
ing to dispose said scribing means perpendicular
mounted on said scriber holder and extending
to the surface of the covering to be scribed, a
through said opening below said frame and per
coupling on said post having an opening therein
pendicular thereto, a mounting block on said
which extends substantially parallel to the length
frame adjacent one end thereof, said block and
of the frame, a bifurcated guide received within
frame having an opening therein directed per
the opening in said coupling and adjustable
pendicular to the frame, a vertical post disposed
therein, means for locking said guide in adjusted
within said opening and terminating in a sup
position, and spaced surfaces on the arms of said
porting surface disposed below said frame for 15 bifurcated guide for engagement with a curved
engagement with the covering to be scribed,
surface disposed a substantial distance above the
means for adjustably positioning said post on
covering to be scribed and from which curved
said frame with said supporting surface so dis
surface a, curved line is to be scribed on the sur
posed as to obtain substantial parallelism be
face covering.
tween the surface of the covering and the frame 20 5. A scribing device comprising a frame having ‘
during scribing to dispose said scribing means
a longitudinal opening therein, a scriber holder
perpendicular to the surface to be scribed, said
received within said opening and adjustable
post having an opening therein extending trans
therealong, means for clamping the scriber holder
versely thereof and substantially parallel to the
to the frame in adjusted position, scribing means
length of said frame, and a horizontal guide 25 adjustably secured to the scriber holder and
disposed within said opening in said post for
passing through the opening in the frame and
limited adjustment through said opening, said
extending therebelow, a mounting block on said
guide having a portion for engagement with a
frame adjacent one end thereof, said block and
surface disposed a substantial distance above the
frame having an opening therein directed per
covering to be scribed and from which surface 30 pendicular to the frame, a vertical post passing
a line is to be scribed.
through said opening and terminating in a sup
3. A scribing device in accordance with claim 2
porting surface disposed below said frame for
in which there are a plurality of holders received
engagement with the covering to be scribed to
within the longitudinal opening in the frame
adjustably position said frame and obtain sub
which are independently adjustable therealong, 85 stantial parallelism between the surface of the
each of said holders having scribing means
covering and the frame during scribing, said
mounted therein and extending through said
post having a horizontal opening therein, means
opening below said frame, and in which there
for locating the post in adjusted position with the
is means provided for locking the horizontal guide
hole in the post in alignment with the longitudi
in adjusted position with respect to the holders,
nal center line of the frame, means for locking
whereby the holders may be clamped in adjusted
the post in adjusted position, a horizontal guide
position with respect to one another and the
having a, bifurcated end, means for locating said
guide adjusted to position the holders with re
guide in a horizontal position within said open
spect to the surface from which the lines are
ing in said post, whereby the guide will have its
to be scribed.
45 axis substantially parallel to the frame and in
4. A scribing device for scribing surface cover
alignment with the longitudinal center line of the
ings from curved surfaces disposed a substan
frame, and means for locking said guide in
tial distance above the surface of the covering
position.
to be scribed, said device comprising a frame
HOWARD V. NEISS.
having a longitudinal slot therein, a scriber hold
er received in the slot and adjustable therealong,
REFERENCES CITED
means for clamping the scriber holder to the
The following references are of record in the
frame in adjusted position, scribing means adjust
?le of this patent:
ably secured to the scriber holder and passing
UNITED STATES PATENTS
through the slot to a, position below the frame, 55
with the scribing means disposed substantially
Number
Name
Date
perpendicular to the frame, a mounting block
1,276,261
Peterson _________ __ Aug 20, 1918
on said frame adjacent one end thereof, said
2,274,727
Neiss et a1 _________ .. Mar. 3, 1942
block and frame having an opening therein
FOREIGN
PATENTS
directed perpendicular to the frame, a vertical
post disposed within said opening and terminat
ing in a supporting surface disposed below said
Number
537,077
Country
Date
Germany ________ __ Oct. 28, 1931
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