Title: Fluid pressure powered actuator

Abstract: The present invention relates to a fluid pressure powered actuator for imparting relative angular movement between two members, connected together by a hinge, comprising an elongated inflatable flexible conduit of substantial constant surface area, connected between the two members with its longitudinal axis substantially parallel to the hinge pivot axis and with the two members substantially equispaced around the conduit whereby on inflation, the conduit exerts a pulling force between the two members to impart relative angular movement therebetween.

Do you think this is a good invention? Vote now:

Votes so far: For:(0) Against:(0)
Other info:

Inventors: Branigan, Patrick Mannix (Dublin, EI)

Application Number: 508952
Filing Date: 1974-09-25
Publication_date: 1976-05-25
Assignee: Institute For Industrial Research and Standards (Dublin, EI)
Primary Class(es): 49/324 49/340, 49/386, 92/34
Other Classes:
US Patent Ref:

3047257	Jul, 1962	Chester	92/92.
3202061	Aug, 1965	Johnston	92/37.
3375619	Apr, 1968	Hurkamp	92/92.

Other Refs:
Primary Examiner: Downey, Kenneth
Assistant Examiner:
Attorney: Ladas, Parry, Von Gehr, Goldsmith & Deschamps