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Patent Searching and Data


Title:
ROLLING MOTION GUIDE
Document Type and Number:
WIPO Patent Application WO/1999/011941
Kind Code:
A1
Abstract:
A rolling motion guide provided with a track rail (2) provided with load rolling body rolling portions (41, 51, 61) on the top surface and both side surfaces thereof, a moving block (3) having a horizontal section (8) and sleeve sections (9, 9), on each of which load rolling body rolling portions (42, 52, 62) are provided to correspond to the load rolling body rolling portions of the track rail (2), and a multiplicity of rolling bodies (4, 5, 6) rollingly interposed between the load rolling body rolling portions of the track rail and the load rolling body rolling portions of the moving block, wherein contact angle forming lines (S2, S3) are inclined downward toward the track rail (2), the lines (S2, S3) being defined by connecting points of contact between the rolling bodies (5, 6) disposed on the respective sides of the track rail (2) and a pair of the load rolling body rolling portions (51, 52; 61, 62), which interpose therebetween the rolling bodies, in a state where a compressive load acts between the moving block (3) and the track rail (2).

Inventors:
SHIRAI TAKEKI (JP)
MICHIOKA HIDEKAZU (JP)
KONOMOTO MASASHI (JP)
Application Number:
PCT/JP1998/003813
Publication Date:
March 11, 1999
Filing Date:
August 27, 1998
Export Citation:
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Assignee:
THK CO LTD (JP)
SHIRAI TAKEKI (JP)
MICHIOKA HIDEKAZU (JP)
KONOMOTO MASASHI (JP)
International Classes:
F16C29/06; (IPC1-7): F16C29/06
Domestic Patent References:
WO1994023219A11994-10-13
Foreign References:
JPH0742734A1995-02-10
JPH09100834A1997-04-15
Other References:
See also references of EP 0933544A4
None
Attorney, Agent or Firm:
Ishikawa, Yasuo (4F 17-11, Shiba 2-chome Minato-ku Tokyo, JP)
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