Title:
SHAFT DEVICE, MOUNTING HEAD, AND SURFACE MOUNTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/081771
Kind Code:
A1
Abstract:
The present invention pertains to a shaft device that includes: a nut support body (161) having a shaft hole; a splined shaft (121) which passes through the shaft hole in the nut support body (161); a cylindrical splined nut (151) that couples to the splined shaft (121) by splining, and is located on the shaft of the splined shaft (121) that projects from the shaft hole; a thrust bearing (200) that supports the splined nut (151) so as to be capable of rotating relative to the nut support body (161); and a biasing member (230) for biasing the bearing (200) in the axial direction of the splined shaft (121).
Inventors:
UTSUMI TOMOYOSHI (JP)
Application Number:
PCT/JP2015/081764
Publication Date:
May 18, 2017
Filing Date:
November 11, 2015
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD (JP)
International Classes:
F16C3/06; B25J15/06; H05K13/04
Foreign References:
| JP2013135150A | 2013-07-08 | |||
| JP2005519783A | 2005-07-07 | |||
| JP2013071202A | 2013-04-22 |
Attorney, Agent or Firm:
AKATSUKI UNION PATENT FIRM (JP)
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