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Patent Searching and Data


Title:
LINEAR MOTION GUIDE DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/098082
Kind Code:
A1
Abstract:
Provided is a linear motion guide device which is maintained in a good lubricated condition for a long period of time. A linear motion guide device is provided with lubricating members (30) located between the end caps (2B) of a slider (2) and side seals (5), the lubricating members (30) being in sliding contact with the rolling body raceway surfaces (10) of a guide rail (1) and supplying lubricant to the rolling body raceway surfaces (10). The lubricating members (30) are provided with lubricant supply sections (32) which face the rolling body raceway surfaces (10) and from which the lubricant oozes. The lubricant supply sections (32) are formed in a stepped shape and are each constituted by: an outer end-side portion (32a) which are in contact with a rolling body raceway surface (10); an intermediate portion (32b) which is disposed on the inside of the outer end-side portion (32a) and which faces the rolling body raceway surface (10) at a position located at a distance from the rolling body raceway surface (10); and an inner end-side portion (32c) which is disposed on the inside of the intermediate portion (32b) and which faces the rolling body raceway surface (10) at a position located further from the rolling body raceway surface (10) than the intermediate portion (32b).

Inventors:
NAKAGAWA, Takumi (12 Kirihara-cho, Fujisawa-sh, Kanagawa 11, 〒2520811, JP)
KUDO, Tetsuya (12 Kirihara-cho, Fujisawa-sh, Kanagawa 11, 〒2520811, JP)
Application Number:
JP2014/006376
Publication Date:
July 02, 2015
Filing Date:
December 22, 2014
Export Citation:
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Assignee:
NSK LTD. (6-3 Ohsaki 1-chome, Shinagawa-ku Tokyo, 60, 〒1418560, JP)
International Classes:
F16C29/06; F16C33/66
Foreign References:
JP2000227115A2000-08-15
JP2012052609A2012-03-15
JP2004340362A2004-12-02
JPH074431A1995-01-10
JPH09105416A1997-04-22
Attorney, Agent or Firm:
MORI, Tetsuya et al. (NICHIEI Patent and Trademark Attorneys, Shiroyama Trust Tower 32F 3-1, Toranomon 4-chome, Minato-k, Tokyo 32, 〒1056032, JP)
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