Title: Ball-equipped screw and nut mechanisms

Abstract: A ball-equipped screw and nut mechanism including a train of balls in a helical ball-circulation channel defined between mating surfaces of screw and nut members. The screw member is tubular and has within its bore a core with a helical groove as a ball recirculation channel which communicates with the ball-circulation channel via radial holes extending through the wall of the screw member.

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Inventors: Fund, Jean Claude (Bourdeau, FR)
Detraz, Jacques (Chambery, FR)

Application Number: 516502
Filing Date: 1974-10-21
Publication_date: 1976-02-10
Assignee: La Technique Integrale S.A. (Chambery, FR)
Primary Class(es): 74/424.86
Other Classes:
US Patent Ref:

3068714

Dec, 1962

Davis

74/459.

Other Refs:
Primary Examiner: Gerin, Leonard H.
Assistant Examiner:
Attorney: Rosen; Daniel M.