Piston having insulated cap

Details Piston having insulated cap Piston having insulated cap

1998-03-06

1999-11-23

Denion, Thomas E.

Expansible chamber devices

Piston

With enclosed insulating space in piston part

92172, 92248, 188264G, F01B 3100

Patent

active

059880449

ABSTRACT:
Disclosed is a piston having a cylindrical body made from a thermosetting molding compound. The body has a central well and a molded-on metal cap having sides that extend downward over the exterior of the body and into the well. There is insulation under and in contact with the metal cap.

REFERENCES:
patent: 4248329 (1981-02-01), Torigoe
patent: 4449447 (1984-05-01), Yanagi
patent: 4513844 (1985-04-01), Hoffman, Jr.
patent: 4572334 (1986-02-01), Villata
patent: 4649806 (1987-03-01), Hartsock
patent: 5031511 (1991-07-01), Villata
patent: 5127494 (1992-07-01), Mery
patent: 5575358 (1996-11-01), McCormick
patent: 5713435 (1998-02-01), Schneider et al.

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