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
Patent
1997-10-30
1998-12-08
Ortiz, Angela
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
264267, 264273, 264275, 264276, B29C 3312, B29C 3342
Patent
active
058464689
ABSTRACT:
A method of manufacturing a waterproof connector housing, that enables the formation of a uniform packing ring which is an integral part of the housing by engaging a hollow body of a housing with a trapezoidal engaging portion provided on a male mold, holding the housing by contacting tightly an inner wall of the hollow body with the trapezoidal engaging portion to align the center of the male mold with that of the housing, and injecting a rubber material into a packing ring forming space uniformly defined by one of both of the male and female mold through a rubber supply paths of the housing. The housing having the hollow body with tapered shoulder, a male mold having the trapezoidal engaging portion and a female mold beveled or thinned at the open edge are employed for implementing the method.
REFERENCES:
patent: 3341647 (1967-09-01), Aberle
patent: 4556226 (1985-12-01), Ito
patent: 4842540 (1989-06-01), Endo et al.
patent: 5008060 (1991-04-01), Kanai et al.
patent: 5263871 (1993-11-01), Sano
German Office Action of Official File No. 195 25 773.1-34 Dated Jan. 21, 1997 with translation.
Kashiyama Motohisa
Kitamura Takuya
Tsuji Masanori
Yagi Sakai
Ortiz Angela
Yazaki -Corporation
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