Sealing mechanism for truck box cover device

Details Sealing mechanism for truck box cover device Sealing mechanism for truck box cover device

2005-02-01

2005-02-01

Engle, Patricia L. (Department: 3612)

Land vehicles: bodies and tops

Tops

Roll-up covers

C296S100030, C160S133000

Reexamination Certificate

active

06848734

ABSTRACT:
The invention includes a sealing mechanism device for sealing the front overhang for the cover of a roll type cover device for the truck box of a pick up truck when closing the cover over the truck box. The mechanism device has a cam structure on spiral ridges for caming the cover when closing the cover. The cams on the spiral ridges cooperate with rollers on the front edge of the cover to cam the front edge of the cover sharply up) against an overhang at the front of the truck box mechanism device to close the front edge of the cover flush to the overhang of the mechanism in substantially watertight relation to one another.

REFERENCES:
patent: 2997967 (1961-08-01), Malapert
patent: 3516469 (1970-06-01), McDonald
patent: 4786099 (1988-11-01), Mount
patent: 4889381 (1989-12-01), Tamblyn et al.
patent: 5040843 (1991-08-01), Russell et al.
patent: 5330246 (1994-07-01), Bernardo
patent: 20030230909 (2003-12-01), Melius et al.

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