Temperature responsive piston and cylinder unit having a heater

Details Temperature responsive piston and cylinder unit having a heater Temperature responsive piston and cylinder unit having a heater

1980-01-28

1981-10-27

Ostrager, Allen M.

Power plants

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

Mass is a solid

F03G 706

Patent

active

042966035

ABSTRACT:
A temperature responsive piston and cylinder unit wherein the piston thereof is extended relative to the cylinder thereof when the unit is heated and the piston is adapted to be retracted into the cylinder when the unit is cooled. An annular electrical heater is carried in substantially a concentric manner on the cylinder of the unit for heating the unit to extend the piston thereof when the heater is activated. The heater comprises a pair of telescoping annular electrical insulating members telescoped on the cylinder of the unit and an electrical heater member disposed between the insulating members to be energized by having an electrical current passed therethrough.

REFERENCES:
patent: 3976244 (1976-08-01), Logsdon

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