Bistable thermal actuator

Details Bistable thermal actuator Bistable thermal actuator

1980-03-24

1981-11-17

Ostrager, Allen M.

Power plants

Motor operated by expansion and/or contraction of a unit of...

Mass is a solid

60529, F03G 706

Patent

active

043003508

ABSTRACT:
A thermal actuator or heat motor employing end-to-end bimetal, bistable strip portions spanning a pair of supports but having a total length greater than the straight-line distance across the supports and capable, upon the selective application of heat to either portion to the exclusion of the other to cause the strip portions to snap back and forth across a centerline representing the straight-line distance across the supports, together with selective heat-applying means and a force-transmitting element connected to the midpoint of the strip portions for supplying mechanical, electro-mechanical, etc., power.

REFERENCES:
patent: 952778 (1910-03-01), Wohl et al.
patent: 954682 (1910-04-01), Low et al.
patent: 2539185 (1951-01-01), Dayton
patent: 2743574 (1956-05-01), McCorkle
patent: 3152554 (1964-10-01), Kofink
patent: 3229177 (1966-01-01), Clarke
patent: 3366865 (1968-01-01), Shapiro

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