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
1991-09-16
1993-05-04
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
206343, 2642972, 2642978, 411 34, B29C 4516, B29C 4532
Patent
active
052079660
ABSTRACT:
Method for molding a strip of blind rivets, with each of the rivets having a pin within a sleeve and with the pin having a pulling head and shank, including a strip advance rod mounted in the apparatus for movement between first and second positions, a set of pin mold cavities and a set of sleeve mold cavities, a first runner for feeding the pin mold cavities and including a band around the rod, a second runner overlying the first runner for feeding the sleeve mold cavities, opposing mold members defining the sets of cavities and a sprue for feeding molding material to the runners, with the rod and strip moving together when the mold members are out of engagement for advancing the molded parts, and with the rod moving through the strip when the mold members are in engagement for returning the rod to the first position.
REFERENCES:
patent: 3938657 (1976-02-01), David
patent: 4131009 (1978-12-01), Hara et al.
patent: 4222304 (1980-09-01), Yoshida et al.
patent: 4238446 (1980-12-01), Tanaka
patent: 4277434 (1981-07-01), Conway
patent: 4402638 (1983-09-01), Tanaka
patent: 4419306 (1983-12-01), Ishihara
patent: 4908178 (1990-03-01), Nakagawa et al.
patent: 5066446 (1991-11-01), Phillips, II
Adkins Douglas H.
Anderson John P.
Conly Robert L.
Singer Thomas G.
Eastley Brian J.
Silbaugh Jan H.
The Hartwell Corporation
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