Small-sized engine operated by fluid

Details Small-sized engine operated by fluid Small-sized engine operated by fluid

1987-03-27

1988-08-30

Garrett, Robert E.

Motors: expansible chamber type

Working member position responsive motive fluid control

Working member carries part within working chamber which...

91 24, 91 25, 91392, 91397, 91402, 91404, 92 89, 123 48A, 1376275, F15B 1522, F20B 7504

Patent

active

047668024

ABSTRACT:
Small-sized engine operated by an expanding gaseous fluid, which comprises a cylinder (18), a piston (20) and an inlet valve (38), the upper parts of the cylinder (18) and the piston (20) cooperating momentarily with a perforated (29) resilient membrane (28) circumferentially secured to the cylinder (18) and performing the functions of a pneumatic seal temporarily.

REFERENCES:
patent: 1266252 (1914-05-01), Hadford
patent: 2588478 (1952-03-01), Brown, III et al.
patent: 3473329 (1969-10-01), Eggstein
patent: 3703848 (1972-11-01), Brown
patent: 3995535 (1976-12-01), Ozechowski
patent: 4190024 (1980-02-01), Davis

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