Title:
ローラネジアクチュエータ
Document Type and Number:
Japanese Patent JP2004522633
Kind Code:
A
Abstract:
A roller screw actuator comprises a screw (112), a nut (114) coaxial with the screw and an outer drive member (202) rotatably supported on the nut. Several planetary rollers (116) are rotatably engaged between and with the screw and the nut. A gearing system (119) couples the planetary rollers to the outer drive member (202) and the nut, the arrangement being such that in a first, unjammed condition and in a second, jammed condition, the lead rate of the screw actuator is maintained substantially constant.
Inventors:
Mark maideu
Application Number:
JP2002542685A
Publication Date:
July 29, 2004
Filing Date:
November 14, 2001
Export Citation:
Assignee:
Coventry university
International Classes:
B64C13/38; B64C13/28; F16H25/20; F16H25/22; (IPC1-7): B64C13/38; F16H25/20
Attorney, Agent or Firm:
Wintech Patent Business Corporation