Pump using shape memory alloys

Details Pump using shape memory alloys Pump using shape memory alloys

1995-10-30

1997-04-22

Thorpe, Timothy

Pumps

Motor driven

60528, 417322, 417415, F04B 1703

Patent

active

056224826

ABSTRACT:
A pump utilizing a shape memory alloy member which is connected to electric terminals to be contracted by the supply of electric power for lowering a piston, the piston mounted to slidably move within a cylinder to thereby introduce a fluid into the cylinder is raised by a biasing force of a bias spring to externally discharge the fluid introduced in the cylinder. The pump has a simple structure which is light and easily repaired and maintained.

REFERENCES:
patent: 1216460 (1917-02-01), Kilgore
patent: 3613732 (1971-10-01), Willson
patent: 4018547 (1977-04-01), Rogen
patent: 4325217 (1982-04-01), Golesaneh
patent: 4434618 (1984-03-01), Dillon
patent: 4472113 (1984-09-01), Rogen
patent: 4811564 (1989-03-01), Palmer
patent: 4955196 (1990-09-01), Lin et al.
patent: 5092901 (1992-03-01), Hunter et al.
patent: 5211371 (1993-05-01), Coffee

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