Process of sealing a top element to a container using hot melt m

Details Process of sealing a top element to a container using hot melt m Process of sealing a top element to a container using hot melt m

1990-10-18

1992-05-12

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

156 69, 156295, 264268, B29C 4318, B32B 110

Patent

active

051125544

ABSTRACT:
A top element in the nature of a dripless pour spout is secured to the neck of a liquid container by means of hot melt material to provide a liquid seal therebetween. The hot melt material is applied to the container neck in the form of globs at a plurality of circumferentially spaced locations. Upon application of the top element by rotation thereof, the globs of hot melt material are spread over the container neck to provide a uniform seal thereat.

REFERENCES:
patent: 2646822 (1953-07-01), Ferguson
patent: 2976200 (1961-03-01), Stover
patent: 3937641 (1976-02-01), Kushner et al .
patent: 3938234 (1976-02-01), Price
patent: 4280864 (1981-07-01), Bromberg
patent: 4519859 (1985-05-01), Roth et al.
patent: 4694416 (1987-09-01), Muckenfuhs et al.
patent: 4756857 (1988-07-01), Dezio et al .
patent: 4870128 (1989-09-01), Couturier et al.

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