Fluid actuators

Details Fluid actuators Fluid actuators

1990-05-11

1991-08-20

Look, Edward K.

Expansible chamber devices

Plural flexible wall working members

Oppositely movable walls of common chamber

92 48, 92 61, 92 66, 92 75, 92 92, 92118, 92140, F01B 1900

Patent

active

050404520

ABSTRACT:
A fluid actuator including a pair of hingedly interconnected members between which is located a fluid expansible element such as a bellows which may be expanded upon application of fluid pressure to cause pivotal movement of the hingedly interconnected members. The actuator may also include a further pair of hingedly interconnected members which are themselves hinged to the first pair of members and which define with the first pair of members a space for receipt of the fluid expansible element.

REFERENCES:
patent: 293730 (1884-02-01), Goldman
patent: 2837907 (1958-06-01), Halling et al.
patent: 3047257 (1962-07-01), Chester
patent: 3379411 (1968-04-01), Vanderjagt
patent: 3495502 (1970-02-01), Bousso
patent: 3996698 (1976-12-01), Rees et al.
patent: 4615260 (1986-10-01), Takagi et al.
patent: 4667573 (1987-05-01), Shenker
patent: 4784042 (1988-11-01), Paynter
patent: 4819547 (1989-04-01), Kukolj

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