Oil seal for rotary engine

Details Oil seal for rotary engine Oil seal for rotary engine

1975-02-05

1977-12-06

Croyle, Carlton R.

Rotary expansible chamber devices

With mechanical sealing

Seal element between working member and cylinder

F01C 1912

Patent

active

040614476

ABSTRACT:
An oil seal for a rotary engine in which a seal ring, or a seal ring and an elastic ring, is/are fitted in the interior of an annular recess provided in each side of the rotor, characterized in that the seal ring or elastic ring is placed into said annular recess with an initial radial stress so as to produce an axial force by virtue of the slant of said annular recess or the slant of the elastic ring for maintaining airtightness between the seal ring and the side housing.

REFERENCES:
patent: 421646 (1890-02-01), Ambrose
patent: 2591176 (1952-04-01), Mason
patent: 2738243 (1956-03-01), Sawyer
patent: 3359951 (1967-12-01), Sabet
patent: 3384055 (1968-05-01), Glenday et al.

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