Gasketless drum

Details Gasketless drum Gasketless drum

2005-11-01

2005-11-01

Newhouse, Nathan J. (Department: 3727)

Receptacles

Closures

Having means for securing or retaining closure in its closed...

C220S321000

Reexamination Certificate

active

06959831

ABSTRACT:
A reusable sealable plastic drum incorporatesa plastic drum body with a convex upper chime having a convex chime radius,a plastic lid having an annular, peripheral mating channel sized to accept the upper chime, the channel having an inner wall, an outer wall, a mouth for receiving the upper chime, and a base surface for engaging the upper chime, the base surface having a concave radius, which is matched to the convex chime radius, anda lockband surrounding the outer wall.Tightening of the lockband causes the concave base radius to fully engage the convex chime radius in a sealing relationship.

REFERENCES:
patent: 3664544 (1972-05-01), Hammes
patent: RE28521 (1975-08-01), Hammes
patent: 3942677 (1976-03-01), Hagen et al.
patent: 4177934 (1979-12-01), Hammes et al.
patent: 4347947 (1982-09-01), Hammes
patent: 4674650 (1987-06-01), Hamilton et al.
patent: 4744486 (1988-05-01), Godinho
patent: 4880138 (1989-11-01), Pfeiffer et al.
patent: 4955504 (1990-09-01), Lesscher
patent: 5573118 (1996-11-01), Cramer et al.
patent: 5823340 (1998-10-01), Maihofer
patent: 5947320 (1999-09-01), Bordner et al.
patent: 6019240 (2000-02-01), Legeza
patent: 6401957 (2002-06-01), Przytulla

Affiliated with

Also associated with

Rating

Gasketless drum does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Gasketless drum, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Gasketless drum will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3510122