Press-to-open dispensing closure

Details Press-to-open dispensing closure Press-to-open dispensing closure

1992-07-20

1993-12-28

Shoap, Allan N.

Receptacles

Closures

With closure opening arrangements for means

220254, 220339, 215235, 215301, 222498, 222517, B65D 4708, B65D 5118

Patent

active

052731774

ABSTRACT:
A press-to-open dispensing closure with a flexible arcual top surface(22) in convex orientation is provided which includes a flexible, aperture cover(26) having an arcuate hinging connection to the top surface. The hinging connection of the appeture cover articulates between a convexly arcuate closed condition and a concavely arcuate open position.

REFERENCES:
patent: 4095712 (1978-06-01), Perrella
patent: 4124151 (1978-11-01), Hazard
patent: 4172540 (1979-10-01), Erichson
patent: 4223814 (1980-09-01), Sneider
patent: 4413742 (1983-11-01), Sandhaus
patent: 4487342 (1984-02-01), Shy
patent: 4645086 (1987-02-01), Rosenthal
patent: 4669622 (1987-06-01), Bennett
patent: 4732315 (1988-03-01), Gunn
patent: 4739900 (1988-04-01), Borst
patent: 4750669 (1988-06-01), Leight
patent: 4760938 (1988-08-01), Wenger
patent: 4776501 (1988-10-01), Ostrowsky
patent: 4901892 (1990-02-01), Song
patent: 4911337 (1990-03-01), Rosenthal
patent: 5022566 (1991-06-01), Song et al.
patent: 5038957 (1991-08-01), Gross
patent: 5065911 (1991-11-01), Rohr et al.

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