Title:
LIMITED STROKE LINEAR GUIDE DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/042558
Kind Code:
A1
Abstract:
A limited stroke linear guide device comprising: a guide member (3) which has a guide groove (30) and is formed in a channel shape; a shaft member (4) which moves in the guide groove (30) along the longitudinal direction of the guide groove (30); multiple rolling elements which roll between the guide member (3) and the shaft member (4) while bearing a load; and a cage (5) which is disposed in the guide groove (30) of the guide member (3) so as to be present in a gap between the guide member (3) and the shaft member (4) and in which the multiple rolling elements are rotatably arranged. Stoppers (6) against which the cage (5) abuts are provided at both ends of the guide member (3) in the longitudinal direction. In the shaft member (4), a long restriction hole (42) is formed along the moving direction of the shaft member (4). Meanwhile, a locking protrusion (50) having a tip portion for insertion in the restriction hole (42) is erected on the cage (5).
Inventors:
MIYAJIMA AYAKO
Application Number:
PCT/JP2022/029497
Publication Date:
March 23, 2023
Filing Date:
August 01, 2022
Export Citation:
Assignee:
THK CO LTD (JP)
International Classes:
F16C29/04; F16C33/46; F16C33/56
Foreign References:
| JP2004019767A | 2004-01-22 | |||
| JPS59147116A | 1984-08-23 | |||
| JP2016116555A | 2016-06-30 |
Attorney, Agent or Firm:
IDE Tetsuroh (JP)
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