Title:
GUIDE ROLLER
Document Type and Number:
WIPO Patent Application WO/2011/052193
Kind Code:
A1
Abstract:
Disclosed is a guide roller wherein bearings are held in a housing, and liquid mixed with abrasive grains is prevented from entering the interior of the housing through a shaft hole, thereby improving service life. The guide roller (1) is configured to comprise a housing wherein the bearings (2, 3) are held in the housing (4), and the housing has a shaft hole (50) wherein a support shaft (6) is inserted that is installed upon the bearings. The shaft hole is formed to have a tapered wall, and the diameter of the hole decreases continuously toward the interior of the housing.
Inventors:
SATO, Katsuhiko (461 Imai-Minamicho, Nakahara-ku, Kawasaki-sh, Kanagawa 77, 〒2118577, JP)
佐藤 勝彦 (〒77 神奈川県川崎市中原区今井南町４６１三木プーリ株式会社内 Kanagawa, 〒2118577, JP)
佐藤 勝彦 (〒77 神奈川県川崎市中原区今井南町４６１三木プーリ株式会社内 Kanagawa, 〒2118577, JP)
Application Number:
JP2010/006332
Publication Date:
May 05, 2011
Filing Date:
October 26, 2010
Export Citation:
Assignee:
MIKI PULLEY CO., LTD. (461 Imai-Minamicho, Nakahara-ku Kawasaki-sh, Kanagawa 77, 〒2118577, JP)
三木プーリ株式会社 (〒77 神奈川県川崎市中原区今井南町４６１ Kanagawa, 〒2118577, JP)
SATO, Katsuhiko (461 Imai-Minamicho, Nakahara-ku, Kawasaki-sh, Kanagawa 77, 〒2118577, JP)
三木プーリ株式会社 (〒77 神奈川県川崎市中原区今井南町４６１ Kanagawa, 〒2118577, JP)
SATO, Katsuhiko (461 Imai-Minamicho, Nakahara-ku, Kawasaki-sh, Kanagawa 77, 〒2118577, JP)
International Classes:
B24B27/06; B28D5/04; H01L21/304
Attorney, Agent or Firm:
OSHIMA, Yoichi (IP Building, 2-20Kanda-Jimbocho, Chiyoda-k, Tokyo 51, 〒1010051, JP)