Head for articulated piston

Details Head for articulated piston Head for articulated piston

1994-02-01

1995-03-07

Denion, Thomas E.

Expansible chamber devices

Piston

With enclosed insulating space in piston part

92189, 92219, F01B 3108

Patent

active

053947886

ABSTRACT:
A cooled piston head and method of manufacture, the piston head having a closed cooling chamber. In one embodiment, the piston head is formed of a top member, an intermediate member and a pin boss member joined to each other preferably by welding; the top and intermediate members are provided with circumferential grooves which defines the closed cooling chamber. In an alternate embodiment, the head is formed of a top member and a pin boss member joined together preferably by welding; the closed cooling chamber is defined by circumferential grooves provided on both members.

REFERENCES:
patent: 3385175 (1968-05-01), Meier et al.
patent: 3613521 (1971-10-01), Itano
patent: 3616729 (1971-11-01), Fischer
patent: 3628511 (1971-12-01), Fischer
patent: 4083292 (1978-04-01), Goloff
patent: 4356800 (1982-11-01), Moebus
patent: 4553472 (1985-11-01), Munro et al.
patent: 5065508 (1991-11-01), Lorento et al.
patent: 5081968 (1992-01-01), Bruni

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