Pistons with bearing members

Details Pistons with bearing members Pistons with bearing members

1987-11-23

1990-05-29

Garrett, Robert E.

Expansible chamber devices

Piston

With separable means for pivotally mounting connecting rod...

92216, 92220, 123193P, 74579E, 403156, 403162, F16J 114, F22B 500

Patent

active

049285785

ABSTRACT:
Pistons are described comprising a crown portion and a skirt portion, the crown portion having depending from the underside thereof a boss, the boss having secured thereto at least two bearing members in fixed relationship to the piston body and which bearing members co-operate with an associated connecting rod. The bearing members may be located in rebates in the boss such that piston firing loads are born substantially in compression. The bearing members are in one embodiment secured to the boss by a bolt and nut. The bearing members may comprise ferrous, copper-based or aluminium based alloys depending upon the application environment.

REFERENCES:
patent: 2687931 (1954-09-01), Flynn
patent: 3027207 (1962-03-01), Meurer
patent: 3053595 (1962-09-01), Dilworth
patent: 3357318 (1967-12-01), Packard et al.
patent: 3403605 (1968-10-01), Schmidt
patent: 3762389 (1973-10-01), Malina
patent: 3765307 (1973-10-01), Neel, Jr.
patent: 3877350 (1975-04-01), Early et al.
patent: 3903752 (1975-09-01), Riffe
patent: 3971355 (1976-07-01), Kottmann
patent: 4013057 (1977-03-01), Guenther
patent: 4358881 (1982-11-01), Mahrus et al.
patent: 4544299 (1985-10-01), Danckert
patent: 4743136 (1988-05-01), Danckert

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