Unreplaceable receptacle closure system

Details Unreplaceable receptacle closure system Unreplaceable receptacle closure system

1994-02-03

1995-03-21

Shoap, Allan N.

Bottles and jars

Closures

Cap type

215 31, 215329, B65D 4104

Patent

active

053988302

ABSTRACT:
A closure system for a receptacle having a neck in which an opening is formed and provided with outwardly projecting external threads each extending between a first end further from the opening and a second end closer to the opening, the system comprising a cap having a side wall that surrounds the neck and that fits substantially snugly over the shape of the external threads thereof. The cap is made of a material that is elastically deformable, and at least some of the threads of the neck are spaced apart in pairs by a circumferential distance around the neck that decreases progressively between the first and second ends of the threads.

REFERENCES:
patent: 2193227 (1940-03-01), Deletzke
patent: 2304826 (1942-12-01), Jackson
patent: 4717034 (1988-01-01), Mumford

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