Molding apparatus

Details Molding apparatus Molding apparatus

1993-01-28

1994-07-19

Nguyen, Khanh

Plastic article or earthenware shaping or treating: apparatus

Distinct means to feed, support or manipulate preform stock...

Opposed registering coacting female molds

249 95, 425117, 425127, 425589, 425423, 425DIG47, B29C 4318, B29C 4332

Patent

active

053303393

ABSTRACT:
An elastomeric seal used in molding articles is disclosed. The seal has a first lateral cross-sectional dimension larger than the opening of a seal groove and at least a second lateral cross-sectional extending beyond the opening of a seal groove which is smaller than the lateral cross-sectional dimension at the opening of the seal groove. The elastomeric seal is releasably retained in the seal groove and provides an improved molding cavity for molding articles such as sanitary fixtures, i.e., tubs, whirlpools, spas, etc. Also disclosed, is a molding apparatus including the elastomeric seals useful in molding sanitary fixtures.

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patent: 4925151 (1990-05-01), Gray
patent: 5208043 (1993-05-01), Gatarz et al.

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