One-piece valve

Claim 2

A valve comprising a one-piece body made from a flexible and compressible material, fluid passage means extending through said body and including an axial bore extending upwardly into said body from one end thereof, a closure member integrally connected adjacent to the other end of said body and extending into said bore for substantially axial movement between a position permitting fluid flow through said bore and a position for sealing said bore upon compression of said closure member therein.

Claim 3

A valve comprising a one-piece body made from a flexible and compressible material, an axial bore extending upwardly into said body from one end thereof, an annular flexible web adjacent to the other end of said bore and having a plug depending therefrom, port means in said annular web communicating with said bore, said plug extending into said bore substantially axial for movement between a position seatable within said bore upon compression of said plug therein to seal said bore from said ports and to a position permitting fluid passage through said valve body through said bore and said ports when said plug is released from compression within said bore. 3, A valve for a container charged with a fluid under pressure greater than atmosphere and having an opening into which said valve is insertable, said valve comprising a one-piece body made from a flexible and compressible material, fluid passage means extending through said body including an axial bore extending upwardly into said body from one end thereof, a closure member integrally connected adjacent to the other end of said body and substantially axially extending into said bore and being movable to seal said valve under the internal pressure forces in said container acting on one end of said closure member and being longitudinally displaceable relative to said bore to permit flow through said fluid passage means when an external force greater than said internal pressure force is applied to the other end of said clOsure member.

Claim 4

A valve comprising a one-piece body made from a flexible and compressible material, an axial bore extending upwardly into said body from one end thereof, an annular flexible web adjacent to the other end of said bore and having a plug depending therefrom, port means in said annular web communicating with said bore, said plug extending into said bore substantially axial for movement between a position seatable within said bore upon compression of said plug therein to seal said bore from said ports and to a position permitting fluid passage through said valve body through said bore and said ports when said plug is released from compression within said bore. 3, A valve for a container charged with a fluid under pressure greater than atmosphere and having an opening into which said valve is insertable, said valve comprising a one-piece body made from a flexible and compressible material, fluid passage means extending through said body including an axial bore extending upwardly into said body from one end thereof, a closure member integrally connected adjacent to the other end of said body and substantially axially extending into said bore and being movable to seal said valve under the internal pressure forces in said container acting on one end of said closure member and being longitudinally displaceable relative to said bore to permit flow through said fluid passage means when an external force greater than said internal pressure force is applied to the other end of said clOsure member.

Claim 5

A valve for a container charged with a fluid under pressure greater than atmosphere and having an opening into which said valve is insertable, said valve comprising a one-piece body made from a flexible and compressible material, said body having a cross-sectional area grater than said container opening so as to be compressed therein, fluid passage means extending through said body including an axial bore extending into said body from one end thereof, a closure member integrally connected adjacent to the other end of said body and substantially axially extending into said bore and being movable to seal said bore when compressed therein and to permit fluid flow through said fluid passages when released from compression.

Claim 6

A valve for a container charged with a fluid under pressure greater than atmosphere and having an opening into which said valve is insertable, said valve comprising a one-piece body made from a flexible and compressible material, said body having a cross-sectional area grater than said container opening so as to be compressed therein, fluid passage means extending through said body including an axial bore extending into said body from one end thereof, a closure member integrally connected adjacent to the other end of said body and substantially axially extending into said bore and being movable to seal said bore when compressed therein and to permit fluid flow through said fluid passages when released from compression.

Claim 7

A charging valve for charging and sealing a pressurized container having an opening into which said valve is insertable, said charging valve comprising a one-piece body made from a flexible and compressible material, fluid passage means extending through said body including an axial bore extending through said body, a plug integrally connected adjacent to one end of said body and substantially axially extending into one end of said bore to permit charging of pressurized fluid into said container through the other end of said bore and said fluid passage means and being compressible within said bore to seal the pressurized fluid within the container by the pressure forces exerted therein by said pressurized fluid charged into said container.

Claim 8

A charging valve for charging and sealing a pressurized container having an opening into which said valve is insertable, said charging valve comprising a one-piece body made from a flexible and compressible material, fluid passage means extending through said body including an axial bore extending through said body, a plug integrally connected adjacent to one end of said body and substantially axially extending into one end of said bore to permit charging of pressurized fluid into said container through the other end of said bore and said fluid passage means and being compressible within said bore to seal the pressurized fluid within the container by the pressure forces exerted therein by said pressurized fluid charged into said container.

Claim 9

The charging valve as defined in claim 5 wherein an annular web connects said plug adjacent to said upper end of said body.

Claim 10

The charging valve as defined in claim 6 wherein a circular recess is formed in the upper end of said body and said web is foldably disposed in said recess.

Claim 11

A valve and a container charged with a fluid under pressure greater than atmosphere and having an opening into which said valve is insertable, said valve comprising a one-piece tubular body made from a flexible and compressible material, fluid passage means extending through said body including an axial bore of said tubular body, a closure member integrally connected adjacent to one end of said body for substantially axial movement so as to be compressible into said bore to seal said valve under the internal pressure forces in said container acting on one end of said closure member and being longitudinally displaceable relative to said bore out of compression engagement therewith to permit fluid flow through said fluid passage means when an external force greater than said internal pressure force is applied to the other end of said closure member.

Claim 12

A valve and a container charged with a fluid under pressure greater than atmosphere and having an opening into which said valve is insertable, said valve comprising a one-piece tubular body made from a flexible and compressible material, fluid passage means extending through said body including an axial bore of said tubular body, a closure member integrally connected adjacent to one end of said body for substantially axial movement so as to be compressible into said bore to seal said valve under the internal pressure forces in said container acting on one end of said closure member and being longitudinally displaceable relative to said bore out of compression engagement therewith to permit fluid flow through said fluid passage means when an external force greater than said internal pressure force is applied to the other end of said closure member.

Claim 13

The invention as defined in claim 8 wherein an opening is formed in the upper end of a container and said valve is inserted in said opening, for use as a dispensing valve and wherein a dip tube is connected to said valve body at said other end of said body.

Claim 14

The invention as defined in claim 9 wherein said dip tube is seated in said bore at the other end of said bore.

Claim 15

The invention as defined in claim 8 wherein an annular flange defining a bore extension extends from said other end of said valve body, and a dispensing valve actuating assembly is seated in said bore extension.

Claim 16

The invention as defined in claim 11 wherein said actuating assembly includes a tubular sleeve seated in said bore extension, and wherein a stem is slidably mounted in said sleeve and engages said closure member for exerting a force opposing said pressurized fluid force in said container and acting on said closure member.

Claim 17

A valve comprising a one-piece tubular body made from a flexible and compressible material, fluid passage means extending through said body and including an axial bore constrictable along the length thereof, and a closure member integrally connected adjacent to one end of said body extending substantially axially into said bore and being compressible therein for sealing said bore.

Claim 18

A valve comprising a one-piece tubular body made from a flexible and compressible material, fluid passage means extending through said body and including an axial bore constrictable along the length thereof, and a closure member integrally connected adjacent to one end of said body extending substantially axially into said bore and being compressible therein for sealing said bore.