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Title:
SEAL STRUCTURE FOR OSCILLATING TYPE CHUCK, AND OSCILLATING TYPE CHUCK
Document Type and Number:
WIPO Patent Application WO/2019/208379
Kind Code:
A1
Abstract:
In the present invention, a sealing part is provided between a claw opening/closing member and a support member. The sealing part comprises a first abutting part that abuts the claw opening/closing member, and a second abutting part that abuts the claw opening/closing member at a position that differs from that of the first abutting part.

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Inventors:
NAGAOSA HIROSHI (JP)
Application Number:
PCT/JP2019/016606
Publication Date:
October 31, 2019
Filing Date:
April 18, 2019
Export Citation:
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Assignee:
HOWA MACHINERY LTD (JP)
International Classes:
B23B31/00; B23B31/175; F16J15/3232
Foreign References:
JP2009142940A2009-07-02
JP2008073809A2008-04-03
US20090102144A12009-04-23
JP2008223900A2008-09-25
JP2018009659A2018-01-18
JP2004239377A2004-08-26
JP2017089788A2017-05-25
JP2015014309A2015-01-22
JP2008073809A2008-04-03
JP5892471B22016-03-23
Other References:
See also references of EP 3785832A4
Attorney, Agent or Firm:
NAGAI Hiroshi et al. (JP)
Download PDF:
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