Pressure balanced piston rings

Details Pressure balanced piston rings Pressure balanced piston rings

1992-09-18

1993-12-21

Wolfe, Willis R.

Expansible chamber devices

Piston

With spring means for biasing side wall portion radially

277170, 277149, F16J 900, F02F 500

Patent

active

052713156

ABSTRACT:
Force balanced (or nearly balanced) rings to eliminate (or greatly reduce) pressure caused force build up of the ring(s) against the cylinder wall. Especially important in high pressure engines and/or where increased depth ring/cylinder contact surface is used.

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