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Патент USA US2271343

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Jan. 27,‘ 1942.1 ~
.J_W,QRNELL
’
A
2,271,343
WATER SYSTEM
Filed June 25, 1940
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BY I
INVENTOR.
'- JOHN WEE/v52 OZNELL
, ‘ff/a4 ‘v
Patented Jan. ‘27‘, 1942
2,271,343 a
' UNITED STATES PATENT OFFICE gt 1
- 2,271,343
WATER SYSTEM
John wel'nel' omen, Philadelphia, Pa.
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Application ‘June 25, .1940, Serial No. 342,220
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(Cl. 137-19)
a 3 Claims.
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Another somewhat particular object of the in
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At the present time municipal water systems
ordinarily include a' single main from which
~ 7 ‘w >
I f r
iliary main.
the purpose‘ “of- supplying individual households
water‘.
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tions which might exist in, the hot water aux
This invention relates to water systems such
as are commonly included in municipalities for
with‘
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vention is the provision of a water system of the
character above noted which includes a one-way
check valve at the ioinder of the hot water aux
iliary main to the supply‘main, together ‘with
water is 'drawn into each house to supply both
instrumentalities for testing said one-way check
the hot and cold water of'th'e particular house.
valve as occasion demands to insure of the
With the now known systems, the presence of
proper operation thereof, and which instrumen
a water heater in a housev gives rise- toj'a condi 10 talities may also accommodate the removal of the __
tion in which water backs up into the main as . check valve for repair or adjustment should oc— an incident to ,increased pressure, due to, raising
casion demand.
of the temperature of the water by the‘heater.
Various other more detailed objects and advan- ‘
When the water is thus backed up into the main,
tages of the invention will in part become ap
15
-- impurities are often carried with it which have
parent, and in part be hereinafter stated, as the
contaminated thewater supply. 1 >
The presentfinvention has in view, as
description of the invention proceeds. ,
its fore- .
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The ‘invention, therefore, comprises a water
most objective, the‘ elimination of this backing
up of water as ‘an incident to operation of the
system which consists of _a supply main. A'pair
householdwater, heaters. 'In .carrying out this
objective the, invention proposes the provision of
main,‘ one of theauxiliary mains being intended
of auxiliary mainsbranch' o?/fromthe supply‘
to supply cold water, while the other auxiliary
a' water system ‘which comprises a supply main
from which‘ branches of! a pair of auxiliary mains
main is. intended to supply "the water that is to
‘be heated. . The ioinder of the hot water auxé .
' for each row 01' houses. One of these auxiliary
iliary main to, the supply
mains will be’ the‘~ source voi? supply for water
which is to be ‘heated by the heaters in. the
houses.
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includes a one
way check valverwhile suitablev means, such as
a riser, is associated withvthe hotwater auxiliary
main for accommodating .chang'esof pressure of
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An important object of the invention is the
the water therein.
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inclusion of a one-way check valve at the ioinder 30 For a full andmore complete understanding of
of the hot water auxiliary’main to the‘supply
the invention reference may bev had to the'fol
lowing description and accompanying drawing,
main. With a one-way check valve so included, '
any backing up of water which ordinarily might
be caused by the operation of the household
heaters~ is precluded.
The increase of pressure in the water as an
wherein
as
incident to the rise in' temperature thereof is
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Figure l-is a perspective view, largely diagram
matic, of a portion of a water'system which is
designed in accordance with the precepts of this
invention, and
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inevitable. Accordingly, provision must be made
Figure 2 is an enlarged detailed view of the
has inview, as a further object, the provision of
a water system of the character above noted in
which a so-called riser is connected with the hot
water auxiliary main." This riser provides a col
umn of water which may ‘?uctuate with'changes.
and ?rst'more particularly to Figure l, a 'row
oi’ houses is represented at R, eachv house in‘ the ,
row B‘ being identi?ed by the reference charac
ter III. In order to meet the requirements 01' V
everyday household use each of the houses l0
one-way check valve and associated instrumen
for this increased pressurein the water. Ordi
narily it is not practical to accommodate the 40 ,talities.
Referring now to the drawing, wherein like
increase of pressure in the faucets, or other out
reference characters denote corresponding parts, '
lets in the house, and the invention, therefore,
in pressure of the water in the hot water aux
iliary main.
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must include hot and cold water. Aheater is,
therefore, represented diagrammatically at H,
The other auxiliary main will supply the cold 60
, for heating water that is to be used in each
house “I.
water to the several houses, and being connected
Asupply main is shown at l2, and this supply
directly to the supply main, entirely independ
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main
will take water from the reservoir or other
ently of the hot water auxiliary main; it is im
source of supply, for the particularmiihicipality
possible for the water in the cold water auxiliary
isinstalled.‘ Branching oi'f
main to become contaminated'from any condi- 5‘ in which the system
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2,271,343
from the supply main 1! is a hot water auxiliary
main l3, and a cold water auxiliary supply main
H; the auxiliary mains l3 and I4 being designed
to supply the water for the houses ll of the row
R
:Conduits l5 connect the cold water auxiliary
indicate that repair or adjustment in the valve V
is required, the same may be removed by closing
both the valves l1 and [8.
While a preferred speci?c embodiment of the
invention is hereinbeiore set forth it is to be
clearly understood that the invention is not to be
limited to the exact constructions illustrated and
supply main II with the cold water system in.
described, because various modi?cations 0! these
each house III, while other conduits l6 connect
details'may he provided in putting the invention
the hot water auxiliary supply main IS with the
10 into practice within the purview ot'the appended
water heater system represented at I I.
claims.
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At a point conveniently close to the ioinder of
I claim:
the hot water auxiliary main J3 to the supply
1. In combination, a plurality of houses that
main I2, and in the auxiliary main I3, is a one
are to be supplied with water and each including
way check valve designated V. This valve V is
a water heater, a water system for supplying
designed and arranged to permit water to ?ow
water to the houses consisting of a supply main,
irom the supply main I2 into the auxiliary main
a cold water auxiliary main, a conduit extending
H, but positively prevents any backing up of
from said cold water auxiliary main to each
water from the auxiliary main l3 into the sup‘
house, a hot water auxiliarly main, a conduit ex
ply main l2. This valve V may be any of the
known one-way check valves found suitable for 20 tending from said hot water auxiliary main to
the water heater of each house, and a one-way
the particular purpose required thereof. The in
check valve included in said hot water auxiliary
vention has particularly in mind an arrangement
main for preventing water passing from said hot
including a hand operated gate valve that will
water auxiliary main to said supply main.
be located on each side of the check valve V.
2. In combination, a plurality of houses that
One of these gate valves is shown at H, and the
are to be supplied with water and each includ
other at l8. These gate valves l1 and it may
ing a water heater, a water system for supplying
be operated in appropriate manner to test ‘the
water to the houses consisting of a supply main,
check valve V, and they also may be closed to
9. cold water auxiliary main, a conduit extending
permit‘of the removal of the check valve V for
adjustment or repair.
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30 from said cold water auxiliary main to each
house, a hot water auxiliary main, a conduit ex-'
When the heaters ll of the houses III are op
tending from said hot water auxiliary main to
erated to increase the temperature of the water,
the water heater of each house, a one-way check
the pressure of the water will increase, and ar
valve included in said hot water auxiliary main
rangement must be‘ made for relieving this in
- for preventing water passing from said hot water
creased pressure.
auxiliary main to said supply main, and means
In accordance with this invention the relieving
associated with said hot water auxiliary main for
.means is associated with the hot water auxiliary
relieving increase of pressure 01' water therein.
main I3, and takes the form of a riser is that is
3. In combination, a plurality of houses that
connected to the auxiliary main l3 as by the
conduit shown at 20. This riser i9 takes the 49 are to be supplied with water and each including
a water heater, a water system for supplying
form of a vertical tube or pipe which may be
water to the houses consisting of a supply main,
suitably arranged and extends up a su?lcient
a cold water auxiliary main, a conduit extending
height so that a column of water included there
from ' said cold water auxiliary main to each
in may ?uctuate with variations in pressure of
. house, a hot water auxiliary main, a conduit ex
water in the auxiliary main l3.
tending from said hot water auxiliary main to
In testing the valve V the gate valve ll immedi
ately adjacent the supply main l2 will first be
the water heater of each house, a one-way check
valve included in said hot water auxiliary main
closed, after which the petcock at 2| may be
for preventing water passing from said hot water
opened. If the valve V is functioning properly,
only that amount of water which is included be 50 auxiliary main to said-supply main, and a riser
connected to said. hot water auxiliary main.
tween the valve V and the gate valve I‘! will come
JOHN WERNER ORNELL.
out of the petcock 2 I. However, if the test should
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