Valve Retaining Device

• US 20070295765A1
• Filed: 08/09/2005
• Published: 12/27/2007
• Est. Priority Date: 08/26/2004
• Status: Active Grant

• Current Assignee: Obrist Closures Switzerland GmbH (Berry Global Group Inc.)
• Original Assignee: Obrist Closures Switzerland GmbH (Berry Global Group Inc.)
• Inventors: Leamon, John, Bull, Martin
• Granted Patent: US 8,978,939 B2
• Time in Patent Office: Days
• US Class Current: 222/494
• CPC Class Codes: B65D 2547/066 inserted in or attached to the base element
• CPC Class Codes: B65D 47/2031 the element being formed by a slit, narrow opening or constrictable spout, the size of the outlet passage being able to be varied by increasing or decreasing the pressure B65D47/2025 takes precedence

Abstract

A retaining device (1) has a non-laminar self-closing valve (2) retained therein. The valve comprises a flange (8), and the rigidity of the flange (8) is increased by the device (1). The retaining device is a single-piece article.

Claims

1. A retaining device (10) for retaining a non-laminar self-closing valve (2) in a closure (20), the device comprising a single piece article having crimping means (14) for crimping a valve into the device prior to assembly.

2. A retaining device (10) according to claim 1, in which the crimping means (14) comprises a crimping flange capable of being bent from an uncrimped position to a crimped position.

3. A retaining device (10) according to claim 2, in which the crimping flange comprises an upstanding wall.

4. A retaining device (10) according to claim 1, in which the crimping means (14) is adapted to engage a flange (8) of the valve (2).

5. A retaining device (10) according to claim 1, in which the device comprises a circular wall (10) and in which the crimping means (14) comprises a circumferentially upstanding wall.

6. A retaining device (10) according to claim 1, further comprising a sealing bead (13) for snap-fitting the device into a closure.

7. A retaining device (10) according to claim 1, in combination with a non-laminar self-closing valve (2).

8. In combination, a retaining device (10) according to claim 1 fitted with a self-closing valve (2) and positioned in a closure (20).

9. A combination according to claim 8, in which the closure (20) comprises a wall (24) for retaining the device in the closure.

10. A retaining device (10) according to claim 5, in which the upstanding wall is bent over along the entire circumference of the circular wall in use.