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Patent Searching and Data


Title:
WORKPIECE SUPPORT DEVICE AND GRINDING MACHINE
Document Type and Number:
WIPO Patent Application WO/2019/039356
Kind Code:
A1
Abstract:
A workpiece support device according to one embodiment comprises a mounting stage (1), a shoe base (3) fastened to the mounting stage, and a shoe (2) fastened to the shoe base and rotatably supporting a workpiece (W) about the central axis (Wa). The mounting stage has a first face (1a) which is a workpiece-side face and a second face (1b) on the side opposite from the first face. The first face is provided with a first contact face (1e). The shoe base has a first part (32a) extendingly disposed so as to oppose the first face. The first part is provided with a second contact face (32d). The first contact face and/or second contact face is configured so as to be progressively nearer the second face as the distance from the shoe increases. The shoe base is fastened to the mounting stage by means of the second contact face being pressed against the first contact face.

Inventors:
TANAKA, Toshiyuki (1578 Higashikaizuka, Iwata-sh, Shizuoka 10, 〒4388510, JP)
Application Number:
JP2018/030294
Publication Date:
February 28, 2019
Filing Date:
August 14, 2018
Export Citation:
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Assignee:
NTN CORPORATION (3-17, Kyomachibori 1-chome Nishi-ku, Osaka-sh, Osaka 03, 〒5500003, JP)
International Classes:
B24B41/06; B24B5/18
Foreign References:
JPS516386B11976-02-27
JPS5024889A1975-03-17
JP5683678B12015-03-11
JPS496435B11974-02-14
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (Nakanoshima Festival Tower West, 2-4 Nakanoshima 3-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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