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Патент USA US2115424

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April 26, 1938.
2,1 15,424 ‘
Filed Aug, 31, 1935
I' ' Patent-ed Apr.
{5 cwsuna
Immune,- oiuo
' ,' Amara. up“ 31-,‘ 1935, Serial No. 38,837
This inventionv relates to closures and-more _
, Fig.of‘8 pouch
is an enlarged
mouth seal
of one modi?ed
particularly‘ to a scalable~ container and the form
method of its manufacture.
. a
the mouth .sealing means is disposed inwardly
In the past various constructions
for scalable
a of the fastener means: '
51 containers of the class formed of ?exible, water
proof sheet material and the like, have been de
veloped that‘ have had clamping means','r'olled
edge means andthe like, for sealing the mouth
Fig. 9 is an enlarged section of a second’ modi- ,5
fled‘ form of pouch mouth seal construction
wherein the mouth sealing means is disposed
outwardly of the fastener means; and '
portions ‘of the containers to prevent water and
Fig. 10 is a section taken along the line il-i?
10 air from passing therethru. Most of the con "'Of Fig; 9.
structions that have been developed heretofore
container or pouch that embodies the
‘have been so involved in operation or so cumber
present invention comprises a hollow, preferably .
some-in structure that they have failed of gen-f continuously homogeneous'body' portion of re
'Ieral commercial acceptance.
silient rubber that is molded, to form a single
An object of the present invention is to provide , piece constructionthat comprises the side walls 15 '_
'a molded waterproof container that has a'posi
i, the bottom edgewall 2, the lateral‘edge walls
tively sealing closure means that effectually seals 7 I, the belt loops 4 thru which the bathing trunk
the mouth of the container against the’ passage belt _5 may be passed, and the plurality of outer
of air or water therethru and that'is simply and ' 'and'inner pairs of pouch mouth portions 6 and 1
20 easily operated to provide access into the interior respectively. The pairs of pouch mouth portions
of ‘the container.
8 and ‘i are separated longitudinally by slots for , 20
' '‘
Another object is'to provide ‘a bathing‘ trunk
pouch for the retention of cigarettes,“ matches
the reception, preferably by assembly, of the rub
ber impregnated fabric stringers 8 that carry the
and the like, that may be immersed in water for - conventional interengageable slide fastener inter
~ a prolonged period of time without the entrance locking elements 9. The fabric stringers [are .25
of water into'the'lnterior thereof.
'?rmly secured within the slots in the ,pouch '
Another object is to provide a container or
mouthportions i and ‘I in any suitable manner,
pouch for the retention/of articles from which
as by vulcanization, or by the use of rubber ce- '
ment. 'Ihe slider iii causes the engagement or _
water and air are to be excluded that is of simple‘
'30 and inexpensive manufacture.‘-
the disengagement of the interlocking elements I
With the above and other objectsin view, which" " j as the pull tab Ii is moved longitudinally of the
will be apparent to those'skilled inzthe art to'
which the present invention-pertains from the
pouch mouth.
The heavy shoulder constructions of the pairs i‘
following description, the present invention com- _
of pouch
I and
and‘I provide
strongly ample
com- 3'5
by a waterproof bathing trunk pouch as shown press the opposed pairs ,of contact faces I! and.
in the accompanying drawing, wherein:
13, respectively, thereof, asrthe interlocking fas- '
Fig. 1' is an elevational view of the bathing » tener elements I are progressively interengaged
trunk pouch with an upwardly opening mouth by the operation of the slider ‘ii. The individual
0 that is provided with the preferred form .of pouch contact faces that comprise eachl contacting pair
735 prises ‘a waterproof container that-is illustrated
mouth sealing means;
when disengaged preferably incline slightly to-
Fig. 2 is a section taken along the line 2-4
of Fig.
ward each other away from the slide fastener eie-'
_ Fig. 3 is an enlarged detail section of the upper
'45 portion of Fig. 2:
_ .‘
ments in section, as shown emphasized in dotted '
The slider stem portion it that is interposed ,45
Fig. 4 is an enlarged detail plan view of one a between ‘the slider lo and thepull tab n is pref- '
end of the closed pouch mouth;
Fig. 5 ‘is an enlarged detail section partly bro;
‘r "‘
' ken away, taken along the line 5-5 of Fig. 4;
Fig. 6 is an elevation. that shows the pouch
mouth'positioned transversely of the pouch face
for the purpose'of improved drainage: '
erably shaped in transverse section so that it
substantially converges in conformity with the‘
convergence of the pair of contact faces i2 of the
pair‘of outer pouch mouth portions t between 50
which it passes in frictional engagement as-the
slider is moved longitudinally of the pouch mouth.
_ Fig. 7 is an elevation that shows the pouch vThe sectional contour of the stem ll preferably ‘
, mouth positioned along‘ a lateral edge of the reduces to a minimum the size of the apertures .
55 pouch for the purpose of improved drainage;
_ < between the stem l4 and ‘the pair of contact ‘5
- faces I! of the pair of outer pouch mouth por-vv mouth portions I! carry the hookless' fastener
tions 0 in which water drops might be retained
and also minimizes the tendency of the pair of.
contact .faces l2'of the outer pouch mouth por
tions 6 ‘to become pitted from frictional wear.
'lhe section of the stem II that is shown in Fig. 4
as being substantially wedge-shaped may be re-.
stringers i embedded therein securely and have
contact faces 20 that engage each other in strong
ly ‘compressed relation. The contact faces 20
preferably slightly incline toward each other in
cross section away from the hookless fastener
securing means when in released position shown
, placed with a stem, both of the edges of which emphasized in dotted outlines to provide a uni- .
converge symmetrically from the middle of the ' form, tight contact therebetween when the hook-5
stem in close conformity with the curvature of
less fastener elements are in secured engagement. 10
the contact faces I! of the outer pouch mouth ‘ The interlocking hookless fastener elements 9 are
portions I, somewhat as is shown in Fig. 10 of slidably vengaged by the sliderdl that is Joined to
the pull tab 22 by the stem 23 that is preferably
the drawing, if desired.
The inner pouch mouth portions 1 are prefer-Y‘ of thin, streamlined cross section, as shown-in
15 ably continuous at either end with a longitudi
nally extending slider underlying portion _ ii that
is continuous with the pouch sidewalls l trans
Fig. 10. The’ stem 23 is preferably tapered in‘v 15
transverse section in both directions in order that
the presence of apertures between its sides and
versely of the pouch and with the lateral edge
walls I longitudinally of the pouch. The slider
underlying pouch portions l5 preferably contain
the contact faces Ill may be minimized. The re-'v
inforcing means 24 is disposed at either vend‘ of
the pouch mouth and arrests the motion of the
the stiffening reinforcing members I 6 permanent
stem 23 longitudinally thereof.
' ly embedded therein that maintain the surface -
of the portions I! level so _that the slider il in
its extreme positions may be smoothly position
wholely above the portions i5.
This construction provides, in'the closed posi
.1 I "
The preferred method of manufacturing the
pouch comprises a'. single molding operation
whereby no seams ‘open from. inwardly of the ,
pouch to the exterior thereof with the exception
of the mouth portion opening, thereby providing
tion of the pouch mouth, a continuous, uniform- ~ a construction that is substantially intact against
ly compressed engagement thruout their lengths,v the transfer of air or water thru the walls of the
of the contacting faces I! and ll of the pouch
mouth portions i and ‘I respectively, with the
‘slider ll disposed wholely above the slider under
lying pouch portion IS. The endsof the pouch
mouth may be open as shown in Figs. 4 and 5,
or may be closed as shown in Fig. l0, whlch‘is
the more desirable construction.
The pull tab ll may be Joined to the slider ii
rigidly as shown, or, if desired, it may be hinged
. ly connected thereto in any of the several con
ventional styles. A slider retaining clasp, not,
It is to be understood that the particular, em
bodiments of the invention that are shown and
described herein are shown for purposes of- illusn, _
trationand explanation, and that various modi
iications in the materials, the shapes, the mode
of assembly and the adaptations that are shown
and described, may be made ‘without departing ’
from the ‘invention as de?ned in the appended
What I claim is:
II in its fully closed position by any of. the ac
1. A waterproof closure, comprising a rubber
body portion having a mouth, a pair‘ of opposed ‘
the pouch to improve the drainage of water from
transversely angularly opposed relation with each
is Ashown
in Fig.
form8 of the
the sealing
wherein the
stringers anchored within said shoulder members '
- sealing means is disposed .wholely beneath the
and extending longitudinally thereof, aplurality
shown, may also be provided for holding the slider .
shoulder members structurally continuous with
ceptedv conventional constructions, if desired. _
The sealing closure means may, if desired, be said body portion and defining the mouth for said _
positioned in various relations with respect to V body portion, shoulder member contact faces in
45"" the closure means prior to the openingof the "other, closure mouth closing means, and means‘
mouth of the pouch, such as its being positioned slidably disposed between said 'contaot'faoesin
in the face of the‘ pouchv at an inclined angle ' substantialiywater sealing relation therewith for
with the edges thereof, as is shown’ in- Fig.-6,.or' operating said. closure mouth closing means. .
2. A container closure, comprising a pair of
along a side edge of the pouch, as is shown-in
transversely compressible and heavy andreleas- >
Fig. 7 of the drawing.
ably contacting shoulder members, slide fastener
vof slide fastener elements carried'by said string
ers, contact faces forming releasably contacting
In this construction'the heavily shouldere
pouch mouth portions I‘! have opposed contact parts of said shoulder members and inclining
faces II that incline slightly toward each other " toward each other transversely of said shoulder
slide fastener securing means.
in cross section away from the slide fastener
members away from said slide fastener elements, '
a slide fastener slider for causing the engagement
and the release of said slide fastenerelements V.
sure on the interengagement of the interlocking . and the compressing contact of said-pairs of con_
elements O 5as the slider II is drawn longitudinally tact faces of said shoulder members in uniform.
when'not in secured position, as shown in dotted
outline, to provide a tight, uniform contact pres
of the pouch month by the operation of the pull
tab I I. The interlocking element carrying string
ers l are permanently secured in stringer receiv
.ing grooves that extend longitudinally of the
shoulder pouch mouth portions .il in a suitable
manner, as by vulcanization or by the use of
' A second modi?cationof the closure means is
ly graduated magnitude away from said slide
fastener elements; and a slider-stem portionof
substantiallyoval section disposed between said.
pair of shoulder member contact faces in sub-,
stantially water and air sealing engagement 7
therewith thruout its travel.
3. A container closure, comprising transversely
heavy and opposedshoulder members of resilient
shown in Fig. 9 of the drawing, wherein the'seal ‘rubber, compression . contact shoulder member‘
ing means is disposed wholely outwardly of the faces in angular relation with each other trans- »‘
slide fastener securingelements.
In this construction the opposed shoulder pouch
. 75.
‘versely of said shoulder members and symmetrl-
cally supported thruout their wide areas of con-'75
1 >
tact by said heavy shoulder members, slide fas
tener stringers securely anchored within said
shoulder members and extending longitudinally
thereof, a plurality of interengaging slide fas
tener elements carried by said stringer members,
a slider for successively causing the interengage -
ment and the release of said slide fastener ele
ments, and a pull .tab for‘ operating said slider.
4. A container closure, comprising transversely
operatively connecting said slider with said p'ull
tab ‘and disposed between one pair of said com
pression faces in substantially water sealingre
lation therewith.
5. A closure mouth aperture that is releasably
scalable with respect to air and water, ‘compris
ing a plurality of compressible and thick shoul
dered mouth portions de?ning said closure mouth
aperture, closure mouth aperture closure means,
10 opposed heavy and thick shoulder members of and contact faces forming parts of said mouth
resilient rubber composition,‘ compression con
portions and‘ transversely engaging each other 10
tact shoulder member faces substantially contin- - in pairs in increasingly compressing closure
uously contacting each other in pairs transverse
mouth sealing engagement away from said mouth
'ly angular of said shoulder members and in uni
aperture closing means when closed and inclin
15 formly increasingly compressing relation toward
ing toward each other away from said mouth
one edge thereof, slide fastener stringers secure
aperture closing means when in released position. 15'
ly anchored within said shoulder portions, 9. plu
6._ A container closure, comprising rubber strips
rality of interlocking slide fastener elements car-' ' forming a closure mouth, closure means for en
ried by said stringers, a slider for successively gaging said rubber strips in opposed compress
causing the interengagement and the release of ing relation, and said rubber strips engaging each
‘said elements, a pull tab for operating said slider other in surfaces that incline toward each other
and ‘accessible externally of said closure, and transversely thereof and away from said closure
v a slider stem portion Iof ' substantially stream
lined transverse section interposed between and
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