Apex seal for rotary piston engines with separate sealing and su

Details Apex seal for rotary piston engines with separate sealing and su Apex seal for rotary piston engines with separate sealing and su

1979-11-13

1982-03-02

Vrablik, John J.

Rotary expansible chamber devices

With mechanical sealing

Seal on working member periphery separates inlet and outlet...

418122, F01C 1904, F01C 1908

Patent

active

043176488

ABSTRACT:
An apex seal for rotary piston engines which comprises an elongated sealing piece and an elongated support piece which are superposed throughout their lengths. A side piece is provided at one end of the superposed pieces and has an inclined inward surface which is engaged with a correspondingly inclined end surface of the sealing piece but spaced from a correspondingly inclined end surface of the support piece. A spring is provided for urging the support and side pieces toward the inner wall of the rotor housing.

REFERENCES:
patent: 3120815 (1964-02-01), Froede
patent: 3176909 (1965-04-01), Maurhoff
patent: 3301231 (1967-01-01), Tado
patent: 3685922 (1972-08-01), Lamm
patent: 3890067 (1975-06-01), Rao et al.

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