Rotary engine piston and seal assembly

Details Rotary engine piston and seal assembly Rotary engine piston and seal assembly

1993-08-30

1995-05-30

Koczo, Michael

Rotary expansible chamber devices

Rotating internal member rotates and oscillates or reciprocates

418193, F02B 5300

Patent

active

054196914

ABSTRACT:
The rotary engine piston and seal assembly is disclosed that improves engine efficiency and power and reduces wear on an inner housing surface. It has a somewhat cube-shaped piston and a pair of grooves running around all four sliding side surfaces. The grooves contain a series of segmented metal seals and are compressed against the mating surfaces by a group of seal springs.

REFERENCES:
patent: 764465 (1904-07-01), Hendricks
patent: 769082 (1909-08-01), Hendricks
patent: 1376397 (1921-05-01), Bylger
patent: 2482325 (1949-09-01), Davis
patent: 2621852 (1952-12-01), Pisa
patent: 4029444 (1977-06-01), Clarke
patent: 4080116 (1978-03-01), Mokratschek et al.
patent: 4721079 (1988-01-01), Lien

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