Method for forming an interlocked assembly

Details Method for forming an interlocked assembly Method for forming an interlocked assembly

1980-01-21

1981-12-15

Moon, Charlie T.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

29235, 29773, 29453, 156294, 156295, 156423, 215 1C, B29C 1700, B23P 1102

Patent

active

043057721

ABSTRACT:
Method of forming an interlocked assembly of a base cup and a hollow plastic article including the steps of providing a groove in the side wall of either the article or cup engageable with a protrusion in the side wall of the other of said article or cup, internally pressurizing the article to harden same and outwardly expand the side walls, and forming an interlocked assembly by placing the base cup on the article to deform the side walls of the base cup by the hardened article and snap the groove and protrusion together.

REFERENCES:
patent: 3244574 (1966-04-01), Decker et al.
patent: 3722725 (1973-03-01), Khetani et al.
patent: 3819314 (1974-06-01), Marcus
patent: 3879252 (1975-04-01), Vossen
patent: 3948404 (1976-04-01), Collins et al.
patent: 3966378 (1976-06-01), Valyi
patent: 4011122 (1977-03-01), Ashcroft
patent: 4082200 (1978-04-01), Guest et al.
patent: 4148675 (1979-04-01), Ratte et al.
patent: 4177546 (1979-12-01), Geisinger
patent: 4236305 (1980-12-01), Hetherington et al.

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