Title:
LINEAR GUIDE DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/162801
Kind Code:
A1
Abstract:
A linear guide device comprises a guide rail (4) and a slider (10). Each of the grooves of the guide rail (4) and/or each of the grooves of the slider (10) is formed by combining two curved surfaces having a circular arc cross-sectional shape and has a substantially V-shaped cross-sectional shape. The two curved surfaces comprise: one curved surface with which, in a use state, balls (7) are in contact; and the other curved surface with which, in the use state, the balls (7) are not in contact. The depth of the one curved surface measured from a circumferential end thereof to the groove bottom thereof is formed to be greater than the depth of the other curved surface measured from a circumferential end thereof to the groove bottom thereof.
Inventors:
MATSUMOTO JUN (JP)
Application Number:
PCT/JP2014/054817
Publication Date:
October 09, 2014
Filing Date:
February 27, 2014
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
F16C29/06
Foreign References:
| JPH0243518U | 1990-03-26 | |||
| JPH06200935A | 1994-07-19 | |||
| JPH06323332A | 1994-11-25 | |||
| JPS63180437A | 1988-07-25 | |||
| JPH07151145A | 1995-06-13 | |||
| JPS61241526A | 1986-10-27 | |||
| JPS63180437A | 1988-07-25 |
Other References:
See also references of EP 2982876A4
Attorney, Agent or Firm:
INOUE, Yoshio et al. (JP)
Yoshio Inoue (JP)
Yoshio Inoue (JP)
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