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Патент USA US2405864

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Aug. 13, 1946.
I
.
L. w.‘ VlZAY
'
2,405,864
FLUID‘CARRYING, TRANSFERRING, AND SHUT-OFF DEVICES
Filed Dec. 21, 1942
‘2 Shéets—She'et 1
-
_ 44070
INVENT'OR
W V/z?Y
MJLL
AM
ATTQRN EY5.
9/
Aug. 13, 1946-.
L. w. VIZAY
FLUID CARRYING, TRANSFERRING, AND SHUT-CFF DEVICES
Filed Dec. 21, 1942
2 Sheets-Sheet 2
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Patented Aug. 13, 1946
2,405,864
UNITED STATES PATENT ()FFICE
2,405,864
FLUID CARRYING, TRAN SFERRING, AND
SHUTOFF DEVICE
Lloyd ‘W. Vizay, Milwaukee, Wis., assignor to L. W.
Vizay Corporation, Milwaukee, Wis, a corpora
tion of Wisconsin
Application December 21, 1942, Serial No. 459,615
14 Claims.
(Cl. 284-4)
1
2
My invention relates to improvements in ?uid
carrying, transferring, and shut-off devices.
My invention is of importance in providing for
connections as described in my pending patent
fluid transfer where a substantially permanent
conduit connection is desired, but where instan
taneous disconnection of the fluid transfer de
vice is sometimes necessary, and where means
application Serial No. 395,728, ?led May 29, 1941,
on “Fluid transfer devices,” but my invention
herein described relates more particularly to pro
visions for the breaking of the connection of fuel
supply and fuel receiving unit-s.
An army tank [0 obviously has a limitedca
for preventing loss of ‘?uid and maintenance of
certain safety standards are required.
In the description of my invention hereinafter
pacity in its fuel reservoir II, and military re
quirements necessitates the provision of some
set forth, I shall use as an example of a ?uid
pacity exterior of the tank. Obviously, when
military combat commences, the ‘auxiliary supply
can must be discarded since it impedes military
operation of the tank. I have, therefore,’ pro
transfer problem that which prevails in the
transfer of liquid fuel from a supplementary fuel
can on an army tank to the main fuel reservoir
form of auxiliary or supplemental fuel supply ca
within the tank. It is an important feature of 15 vided means whereby an auxiliary can l2 'may
be jettisoned instantly and the ?uid-supply con
my invention that I have provided means for
nections may be disconnected instantly without
jettison mounting and jettison discard of the
loss of fuel and without danger of fuel explosion.
auxiliary can and portions of the transfer con
The ‘logical place for an auxiliary fuel» can on
duit and connections in such an installation.
Broadly, the objects of my invention are to pro 20 the modern military tank i0 is within the sweep
of cannon I3 mounted in turret H11, and obviously
vide a jettison can, means for ?uid transfer from
the can must be disposed of before themilitary
such a can, means to facilitate jettison of the
necessity requires that the gun I3 swing through
can, and severance and shut-off means for the
transfer conduits.
its entire orbit. I, therefore, provide a jettison
\
Further objects of my invention will be ex
, can mounting I4 upon Which the canl2 is biased
plained in greater particularity and will be ap
parent from the following description of my im
by gravity so as to be completely insecure. To
this mounting I secure the can 12 by means of
provements.
straps 15 which are permanently attached at IE
to the mounting I4 and ‘are releasably attached
Figure l is a plan view, somewhat diagram 30 at H by means of jettison clips l8. These jetti
son clips are somewhat hinge-like in appearance
matic, showing an army tank, my jettison can,
and have a pintle l9 which when pulled out of
connections, and jettison controlling means.
position will sever the connection between the
Figure 2 is a section on line 2—2 of Figure 1.
mounting l4 and one end of eachof the straps
Figure 3 is a side elevation of my jettison can
l5, thus permitting the can to fall from the
and its mounting and releasing means, with a
mounting. Each of the pintles I9 is provided with
fragmentary showing of a portion of the army
a lanyard 20 passing over a suitable sheave v2|
v:tank.
In the drawings:
7
c
and extending through a hawse pipe 22 to a po
sition within the tank where a soldier may pull
transfer device, the yoke for holding the parts in 40 it. I thus provide an auxiliary can for fuel and
provide themeans whereby the can may be jet
releasable assembly being shown in elevation.
tisoned, but a problem is presented with ref
Figure 5 is a plan view of my assembled re
erence to the disconnection of means for fluid
ceptor and feed terminal.
transfer from the auxiliary can l2 to the 'fuel res
Figure 6 is a Vertical section through my feed
ervoir II. It is here that arrangement must ‘be
terminal and a portion of the conduit associated
made for disconnection of the transfer conduit
therewith.
and still preserve the safety and freedom. from
Figure 7 is a side elevation of my receptor with
loss of fuel referred to above.
portions thereof broken away in vertical section,
While the tank i2 is in position on support“
the yoke being hingedly “retracted” in readiness
for the reception of the feed terminal shown in 50 and secured there by the straps [5, a flexible con
Figure v6.
duit 25 in'fluid connection with the can I2 ex
tends to and is in ?uid-tight ?uid-transfer rela
Like parts are designated by the same refer
tion to a ?ller unit 26 for the fuel reservoir II.
ence characters throughout the several views.
It is to this ?uid transfer and ?uid-tight connec
Certain features of my ?uidtransfer devices
Figure 4 is a vertical section through the ?uid
receptor and ?uid-feed terminal of my ?uid
herein described have some reference to conduit
tiOn that attention is now directed. The general
2,405,864
3
4
con?guration of the cap 21 for the filler unit 26
bleed, also include provision for jettison discon
is conventional in that it comprises a threaded
nection.
cap portion 28 and extended lugs 29 and 30 for
The principal external parts of the feed termi
manual threaded engagement with a thimble 3|
nal include a hoodSO and a tubular delivery noz
extending into the reservoir H. Centrally of the
zle 5 I . A part of the hood extends laterally tubu
cap 28 there is a recess 32 marginally bounded
larly at 52 to provide a hose connection for the
by depressed portion 33 of the cap, threaded at
transfer hose 25. The external dimension of the
34 to receive a receptor sleeve35 in which I house
nozzle 5| at 53 is a sliding ?t in the upper portion
the valve mechanism to prevent spillage, to pro
of the receptor sleeve 35, but the extended end
vide safety against explosion, and to provide bleed 10 54 of the delivery nOZZle is of smaller diameter to
connections for the transfer of air or gases when
' provide for the ready reception and the manipu
'lation of the nozzle as it is inserted into the re
the reservoir H is receiving fuel or is delivering
fuel.
The largest structural element in the receptor
ceptor sleeve. Marginally of the hood, which is
in liquid-tight relation to the nozzle, as shown
35 is a stemmed valve-like element which I shall 15 clearly in Figure 6, I have provided a wedge
term the poppet gate 36, the stem 37 of which is
vshaped bearing ring 55 which may seat upon a
guided in a guide plug 38 at the bottom of the
gasket 5'5 in the upper face of the end of the re
receptor sleeve 39. The margin of the top of the
ceptor sleeve 35, thus establishing liquid-tight
poppet gate has a sliding ?t in sleeve 39 and is
relationship between the feed terminal and the
providedwith a soft valve plug ring 40 to seat 20 receptor when the hood is under pressure, as will
against the receptor closure seat 4! in the upper
be hereinafter described.
most extent of movement of the poppet gate.
Within the hood and delivery nozzle I provide
When thus seated, the top of the poppet gate pro
a feed valve 60 with a central valve stem 6| guided
vides a positive closure with the exception of the
in a guide tube 62 spaced from the walls of the
provision for gas bleed hereinafter to be described. 25 nozzle by spider Webs as seen in Figure 4 at 63.
The poppet gate is urged toward itsclosed posi
In the upper portion of the guide tube I provide
tion by two springs, one of which is a poppet gate
a feed valve spring 64 to bear upon the stem 6!.
'spring 42 and the other of which is a jettison
The feed valve spring 64 is thus urged to its seat
spring 43. The jettison spring is shorter than
in much the same manner that the poppet gate
the poppet gate spring, of heavier spring wire,
is urged to its seat. Suitable gaskets, as indicated
and generally, “stronger” than the poppet gate
in the drawings, may be provided. The spring 64,
while smaller in diameter than the poppet gate
spring 42, is of heavier spring wire, and in the
opposing forces incident to the insertion of my
feed terminal in the receptor 35, the poppet gate
spring is pushed down so as to push the poppet
gate from its seat 4| before the spring 64 is com
and is intended to give a violent upward thrust
upon the poppet gatewhen a jettison operation
is being accomplished. The poppet gate spring 42
on the other hand is of relatively light spring wire,
is longer, and carries out the complete poppet
gate closure to bring the cushion ring 40 against
the seat 4| after the quick thrust of jettison dis
connection of the parts has been accomplished.
pressed so as to open feed valve 69.
fed by the reservoir, I provide for passage of gases
occurrences incident to the establishment of con
nection between the feed terminal and the re
Because of the dili‘ering strengths of the jetti
. To compensate for the withdrawal of fuel from 40 son spring 43, the poppet gate spring 42 and the
the reservoir in normal operation of the motors
feed valve spring 64, the sequence of mechanical
into the reservoir from the outside atmosphere
and, using the same openings, permit escape of
ceptor isas follows. As the extended end 54 of
the delivery nozzle is received in the upper
portion of the receptor sleeve 35 the feed valve
60 is closed and the poppet gate is closed. When
the abutment tip 44 strikes the valve 68, the ?rst
gases under pressure from the reservoir under
certain conditions.
'
Forv escape of gases from the reservoir, ports
41 pass the gases to a hollow space 45 in the pop
pet gate itself. From the space 45, gases pass
spring to yield is the poppet gate spring 42, and
through duct 46 to the outside atmosphere. In 50 the poppet gate will commence to open in the
the reverse direction, atmospheric gases may pass
further insertion of the feed terminal, When
through duct 46, space 45 and ports 41. In the
the poppet gate contacts the jettison spring 43
event of, expansion of fuel due to‘ heat or other
the poppet gate will momentarily come to rest,
wise, the excess pressure in the reservoir may be
since the combined strength of the poppet gate
vented through the ports 41, space 45 and duct 55 spring 42 and the jettison spring 43 exceeds the
strength of feed valve spring 64, which, in the
46. >Within the chamber 45 _I provide'a float 48
further movement of the parts toward ultimate
with ?oat stem 49. When the liquid fuel in the
fluid delivery and complete engagement is com
reservoir ll approaches the top of the reservoir,
pressed to open the feed valve 60. By the time
liquid fuel may enter the chamber 45, elevate the
?oat 48 andits stem 49 to bear against a ball 60 the feed valve initiates its opening movement, the
portion of the nozzle 5| at 53 is by this time en
check 49' and urge it to its seat, thus completely
tering the upper portion of the receptor sleeve 35,
closingthe reservoir even as to gas bleed, and
and a sliding ?t as above described provides good
preventing losses and possible explosion in the
safety conditions for fluid delivery. Fluid com
event that the tank In is tipped over ‘or any condi
65 mences then to ?ow through the feed valve 60,
tions exist to promote spillage of fuel.
and as the parts are brought further into engage
To establish connection between the parts de
ment the feed valve opens up to its completely
scribed above and the transfer conduit 25, I pro
open position. Then, in the further engagement
vide a bleed terminal for the transfer conduit 25,
of the parts, the jettison spring, and of course
the purposeof'which is to establish ?uid and
70 the poppet gate spring 42, are compressed.
gaseous bleed connection between the transfer
To provide for transfer of air and gases from
conduit and the fuel reservoir. The parts of this
the reservoir through the feed terminal'to com
feed terminal will now be described, it being un
pensate for liquid delivered from the feed'termi
derstood that the function of'such parts, while
nal to the reservoir, I provide an air transfer pas
‘including the obvious liquid fueltransfer and gas
75.
sage'at 65 into the guide tube 8.2, where, when
2,405,864
5
the centralvalve stem 6 I ‘is-in the-proper position
for ?uid delivery, it is connected witha T-shaped
conduit 66 in said central valve-stem. Air trans
fer may then be completed through this T-shaped
conduit 66 past the feed valve spring 64 to a-cen
tral hood tube Bl. Within the ?exible conduit 25
a separate ?exible and extensible gas tube 68 is
so disposed that itmay ?t over the hoodv tube
61, and this extensible gas tube 68 is used to 'car
ry the gases to the jettison can 12.
It will vbe noted that the stem 6| is undercut at
69 at a point where the undercut portion will be
opposite the end of tube 65. when the valve 60 is
open, but that when the valve .63 is closed there
'6
I claim:
'
1.1;In a’ device of the character described, a
conduit for ?uid transfer provided with a feed
terminal, a reservoirhaving a receptor, said ter
minal being receivable into said receptor for a
complete engagement in ?uid transfer position, a
yoke to hold the terminal in said connectedvposi
,tion, a valve in the receptor and a valve in the
,feed terminal provided with springs for immediate
I10 closure thereof upon removal of the terminal from
thepreceptor, and a heavy spring in the. receptor
biased to thrust the terminal from the receptor.
_2. A feed terminal telescopically receivable in
a receptor, a receptor shaped for reception of
.is no gas vent through tube 65 from» the jettison 15 the terminal whereby to provide ?uid-tight rela
can.
tionship to the terminal and receptorwhen the
two are in complete telescopic, engagement, a
,Tracing fluid flow from the conduit 25 into the
poppet gate positioned within the receptor,
fuelreservoir I I, it will be seenthat the ?uidpass
whereby to provide ?uid-tight closure of the
es from the conduit 25 through :52, into the interior
of the hood 50, thence downwardly through the
receptor upon removal of the terminal, a'valve
feed terminal nozzle and past valve 60 into the
for automatic closure of the terminal upon With
receptor 35, and since the receptor poppet gate
idrawal of the. terminal from the receptor, a light
spring in the receptor to bias the-poppet gate to
is open, ?uid will pass through. the openings in
closed position, a stronger spring for the valve
the side wall of the apertured receptor sleeve.
While ?uid is thus passing into the reservoir,
in the feed terminal to close the valve in the
gases and air of course must be relieved. They
will pass through tube 65 intothe interior of stem
terminal, whereby upon progressive engagement
screw may be ‘seated at the correct position of
.passage and a concentric gas passage, one of
of the terminal and the receptor the poppet gate
BI and through tube 61 and extensible tube 68
will open ‘?rst, and a spring stronger than either
back to the jettisoncan [2.
of said poppet gate or terminal valve springs and
It will be noted that the receptor sleeve ‘39, al 30 positioned to bias the parts against ?nal stages
of progressive telescopic engagement, and a yoke
:thOugh of such diameter as to be ‘in threaded en
to hold the parts in complete engagement and
gagement with the cap 28 at 34, has an upward
extension in the recess in the cap- 28, ?anged out
provided with means for quick release, whereby
wardly at 10 to loosely engage a ?ange collar ‘H
‘upon quick release said heavy spring will project
which has upwardly extending ears ‘[2. Tothese 35 .the terminal from the receptor.
ears I hingedly connect a yoke 13, the central
3. In apparatus of the character described, a
portion of which is provided with an adjusting
union comprising two connector members meet
screw 14, lock-nutted at '15 so that theradjusting
ing endwise, said members each having a liquid
adjustment to'impinge solidly upon’ the top of 40 said members having valve means adapted to
the hood 50 when the feed terminal is in com
plete engagement with the receptor. It is ‘ob
vious from the above description that'when the
parts are in completeengagement and the yoke is
in the position shown in Figure 4, the jettison
spring 43 is in full compression. I therefore'make
it possible by means of a lanyard connected tothe
close the liquid passage and valve means adapted
to close the gas passage, both of said valves being
biased toward closing position, means for open
ing both of said valves when the members of the
union'arebro-ught into operative relation, and
:means for locking the union members in opera
tive relation.
4. In apparatus of the character described, a
yoke at 80 to quickly and easily dislodge the yoke
hingedly from the position shown in Figure 4 to
unioncomprising two connector members meet
the position shown in Figure '7, and immediately 50 ing endwise, said members each having a liquid
the feed terminal will be ejected from the re.
passage and a concentric gas passage, one of said
ceptor by the jettisonspring 43. Both ?uid?ow
members having valve means adapted to close the
liquid passage and valve means adapted to close
control valves (the poppet gate and the feed valve
the gas passage, both of said valves being biased
60) will immediately be closed by their respective
springs, and if the lanyard for jettison of the 65 toward closing position, means for opening both
of said valves when the members of the union are
entire tank l2 has been pulled the tank'with its
brought into operative relation, means for lock
supply tube 25 will be jettisoned.
ing the union members in operative relation, and
It will be noted-that the yoke 13 has a stop
angle 8! to restrict it to a swinging motion of ap
means operable from a remote point for releas
proximately v90 degrees, the stop angle assur 60 ing-said locking means thereby permitting said
members to separate and saidvalves to close.
ing that the yoke cannot go beyond the vertical
5. In apparatus of the character described, a
position in the one direction, thus assuring that
union comprising two connector members meet
a lanyard pull. at 80 will not ?nd the yoke in such
ing'endwise, a valve in each of said members,
position as to lock it over the hood.
66 means for locking said members together in con
In the top of the poppet gate 36 I provide a
nected relation, and a spring in each of said
number of soft fuse plugs 82, which, in'the event
members tending to close the valve of that mem
of ?re, will melt and relieve pressure in any reser
ber, said valves comprising portions which inter;
voir equipped with my ?uid transfer device.
engage to unseat the valves when the members
vPressures developed under such conditions may 70 of the-unionare brought together in operative
exceedthe relief capacity of the poppet bleed 46,
relation, the spring'of oneoii said members being
stronger than the spring of the ‘other ~member,
when the ball ~check49’ is blockading the poppet
and an abutment to limit the’ extent to which the
bleed. The fuse plugs 82 will then serve their
valve of the latter member may be opened.
purpose to prevent excessive pressures.
76
6. In apparatus of the character described, a
or the excessive heat may be presented at a time
2,405,864
union comprising two connector members meet
ing endwise, said members each having a liquid
passage and at least one of said members having
a concentric gas passage, onev of said members
having valve means adapted to close the liquid
passage, and valve means adapted to close the
gas passage, both of said valves being biased
8
11. In apparatus of the character described, a
union comprising two connector members meet
ing endwise, said members each having a liquid
passage, valve means controlling the respective
liquid passages of the members, spring means
biasing said valve means toward their respective
closed positions, means for opening both of the
toward closing position, means for opening both
valve means against their respective spring means
of said valves when the members of the union
when the members of the union are brought into
are brought into operative relation, and'means 10 operative coupling relation, said spring means
for locking the union members in operative rela
:being sufficiently strong to tend not only to close
tion.
the respective valve means but to dislodge the
7. In apparatus of the character described, a
{said members from their fully coupled relation,
union comprising two connector members meet
locking means for holding said members in fully
ing endwise, said members each having a liquid 15 ‘coupled relation against’ the bias of said spring
passage and a gas passage, one of the members
means, said locking means including a quickly
having valve means adapted to close the liquid
releasable detent and means including a ?exible
passage, and valve means adapted to close the
connector operable from a remote point for re
gas passage, both of said valves being biased
leasing said detent, whereby to unlock said mem
toward closing position, means for opening both 20 bers for at least partial separation thereof under
of said valves when the members of the union
.the bias of said spring means, said valves clos
are brought into operative relation, and means
ing in the uncoupling movement of said members.
for locking the union members in operative rela
12. In apparatus of the character described, a
tion.
union comprising a pair of coupling members,
8. In apparatus of the character described, a 25 each having a liquid passage, a valve seat and
union comprising two connector members meet
‘a valve, means for opening the valves when the
ing endwise, said members each having a liquid
coupling members are brought into operative cou- '
passage and a gas passage, the gas passage and
pling relation, quickly releasable detent means
the liquid passage of one of said members being
for locking said members releasably in coupling
concentric, one of said members having valve 30 relation, means operable from a remote point for
means adapted to close the liquid ‘passage, and
releasing said detent means, whereby to unlock
valve means adapted to close the gas passage,
the coupling between said members, and spring
both of said valves being biased toward closing
means for closing the respective valves of said
position, means for opening both of said valves
members and effecting movement of separation
when the members of the union are brought into 35 between the members upon therrelease of said
operative relation, means for locking the union
detent means.
members in operative relation, and means oper
13. The device of claim 12 in which the spring
able from a remote point for releasing said look
means acting on the valve of one of said mem
ing means, thereby permitting said members to
bers is stronger than the spring means acting
separate and said valves to close.
40 'on the valve of the other, and an abutment lim
9. In apparatus of the character described, a
its the extent to which the latter valve may be
union comprising two connector members meet
opened before dislodging the valve having the
ing endwise, said members each having a liquid
stronger spring means.
passage and a gas passage, one of said members
14. In apparatus of the character described, a
having valve means adapted to close the liquid
union comprising a pair of coupling members in
passage and valve means adapted to close the
detachable connection, each having a liquid pas
gas passage, both of said Valves being biased
sage, a valve seat and a valve, the respective
toward closing position, means for opening both
valves being provided with means engageable in
of said valves when the members of the union
the coupling of said members, said valves open
are brought into operative relation, means for
ing oppositely in their respective members and
locking the union members in operative relation, ’ adapted to be opened‘when said members are
and means operable from a remote point for
fully coupled, spring means acting on the valves
releasing said locking means thereby permitting
individualy in a direction to bias them toward
said members to separate and said valves to
their respective seats, the spring means acting
close.
on the valve of one member being materially
10. In apparatus of the character described, a
stronger than the spring means acting on the
union comprising two connector members meet
valve of the other, whereby said other valve will
ing endwise and each provided with a liquid
:be the ?rst to be opened in the coupling of said
passage, one of said members also having a gas
members, a stop limiting the opening movement
passage and having valve means biased toward 60 of the Valve last mentioned whereby to force open
closing position for closing both its liquid and
the valve having the stronger spring, a quickly
gas passages, means for opening said valve means
releasable detent constituting means for locking
when the members of the union are brought into
said members in coupled relation whereby to hold
operative relation, locking means for holding the
said valves open, the spring means acting on the
union members in operative relation, said lock
respective valves tending to separate said mem
ing means including a control member for re
leasing said locking means and having limited
movement in which said locking means is en
gageable and disengageable, and means operable
from a remote point and connected with said
control member for the release of said locking
means, the bias on said valve means assisting in
the separation of said members in the closing
of the valve means.
bers upon the release of said detent, and means
including a ?exible element operable from a re
'mote point connected with said detent for the
release thereof, whereby to permit said members
to be separated in accordance with the bias of
the spring acting upon their respective valves.
LLOYD W. VIZAY.
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