Pressure control valve for a packaging container and device...

Details Pressure control valve for a packaging container and device... Pressure control valve for a packaging container and device...

2007-02-20

2007-02-20

Rivell, John (Department: 3753)

Fluid handling

With cleaner, lubrication added to fluid or liquid sealing...

Liquid supplied at valve interface

C137S852000, C137S859000, C383S103000, C426S118000, C493S216000

Reexamination Certificate

active

10486986

ABSTRACT:
A pressure control valve for a packaging container includes a supporting body having a recess a is disposed in an axially captive fashion either by means of gluing or by means of securing projections A device for attaching the pressure control valve to a material web has a stroke die and a sealing die that cooperates with the stroke die and contains a needle holder for producing holes in the material web.

REFERENCES:
patent: 3595467 (1971-07-01), Goglio
patent: 4134535 (1979-01-01), Barthels et al.
patent: 4444219 (1984-04-01), Hollenstein
patent: 4690667 (1987-09-01), Domke
patent: 4890637 (1990-01-01), Lamparter
patent: 5354133 (1994-10-01), Rapparini
patent: 5427829 (1995-06-01), Mochizuki et al.
patent: 5427839 (1995-06-01), Bucher
patent: 5515994 (1996-05-01), Goglio
patent: 5584409 (1996-12-01), Chemberlen
patent: 5782266 (1998-07-01), Domke
patent: 5992442 (1999-11-01), Urquhart et al.
patent: 6056439 (2000-05-01), Graham

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