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Patent Searching and Data


Title:
DAMPING DEVICE AND DAMPING FORCE SWITCHING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2019/107520
Kind Code:
A1
Abstract:
A damping device comprises: a cylindrical body; a rotating body that rotates relative to the cylindrical body; a threaded shaft that passes through the rotating body and moves in a straight line along the axial direction thereof; a nut member that is secured to the rotating body, is screwed onto the threaded shaft, and converts the straight-line motion of the threaded shaft into the rotation motion of the rotating body; a holding body that holds the threaded shaft so as to be capable of rotation; and a braking member provided to the holding body, the braking member moving between a rotation-permitting position that permits the rotation of the threaded shaft, and a rotation-stopping position that stops the rotation of the threaded shaft.

Inventors:
WATANABE, Yoshihito (2-12-10, Shibaura, Minato-k, Tokyo 06, 〒1088506, JP)
TOMONO, Ryoji (2-12-10, Shibaura, Minato-k, Tokyo 06, 〒1088506, JP)
CHIKAMOTO, Noriaki (2-12-10, Shibaura, Minato-k, Tokyo 06, 〒1088506, JP)
MYOGA, Hideyuki (2-12-10, Shibaura, Minato-k, Tokyo 06, 〒1088506, JP)
Application Number:
JP2018/044092
Publication Date:
June 06, 2019
Filing Date:
November 29, 2018
Export Citation:
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Assignee:
THK CO., LTD. (2-12-10, Shibaura Minato-k, Tokyo 06, 〒1088506, JP)
International Classes:
F16F15/02; E04H9/02; F16F7/04
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (3-17, Shinjuku 4-chome Shinjuku-k, Tokyo 22, 〒1600022, JP)
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