Air suction valve for storage bag

Details Air suction valve for storage bag Air suction valve for storage bag

2006-06-06

2006-06-06

Yu, Justine R. (Department: 3751)

Valves and valve actuation

Lost motion between actuator and valve

Check valve with external opening and closing means

C251S095000, C251S100000

Reexamination Certificate

active

07055794

ABSTRACT:
An air suction valve for storage bag includes a body, a flat valve, a control knob and a lid; the body containing an air duct, a port below the air duct to be closed by the plate valve; the control knob being provided on the plate valve to engage longitudinal displacement to control the plate valve to descend to shut off or to ascend to open up; the lid in relation to the air duct being adapted to the control knob and provided with a air suction port; and an assembly gap being formed to the air suction port to connect through the atmosphere.

REFERENCES:
patent: 2772692 (1956-12-01), Russell
patent: 6508264 (2003-01-01), Chaffee
patent: 2004/0232368 (2004-11-01), Motonaka et al.

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