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Patent Searching and Data


Title:
LINEAR MOTION GUIDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/182327
Kind Code:
A1
Abstract:
The present invention relates to a linear motion guiding device comprising: a guide rail having rail rolling grooves that are formed at both sides thereof and extend in a longitudinal direction; and a sliding main body movably provided at the guide rail in a longitudinal direction, and including a block body, and end caps positioned at both longitudinal end portions of the block body, wherein: the block body has a block rolling groove formed so as to be recessed in a longitudinal direction on the surface facing the guide rail, and has a through-hole, which is parallel to the block rolling groove and is formed in a longitudinal direction; the block rolling groove forms a rolling path, along which a rolling body rolls, together with the rail rolling groove, and a guide member made from synthetic resin and having a return passage formed therein is provided in the through-hole; round end piece parts made from synthetic resin are provided at both longitudinal end portions of the block body; the round end piece part has an inner peripheral guide part formed at the side facing the end cap, the end cap has an outer peripheral guide part, which is formed at the side facing the round end piece part and forms a direction changing path together with the inner peripheral guide part, and the direction changing path has an outwardly protruded and curved shape in which both sides thereof communicate with the rolling path and the return passage; and an end piece inclined part is formed at the end portion, which comes in contact with the block body, of the round end piece part such that an extension line of the block rolling groove is connected to the end piece inclined part.

Inventors:
LEE, Taek Won (106dong 1202ho, 51 Baumoe-ro 7-gil,Seocho-Gu, Seoul, 06762, KR)
SEO, Cheul (103dong 1203ho, 21 Sallari-ro,Gyeyang-Gu, Incheon, 21072, KR)
KWON, Hyeok Do (205ho, 24 Nambusunhwan-ro 62-gil,Yangcheon-Gu, Seoul, 07915, KR)
SON, Gi Dong (103dong 602ho, 63 Togeumjung-ro,Michuhol-Gu, Incheon, 22187, KR)
Application Number:
KR2019/003190
Publication Date:
September 26, 2019
Filing Date:
March 19, 2019
Export Citation:
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Assignee:
WON ST CO., LTD. (Adong 203ho, 114 Gasan digital 2-ro,Geumcheon-Gu, Seoul, 08506, KR)
International Classes:
F16C29/06
Foreign References:
JP2008133837A2008-06-12
JP2002155936A2002-05-31
JP2012229771A2012-11-22
JPH11101231A1999-04-13
KR20130133287A2013-12-06
Attorney, Agent or Firm:
PATENT LAW FIRM GRANDKOREA (7F 7-11, Baumoe-ro 27-gilSeocho-Gu, Seoul, 06752, KR)
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