Title:
MANUFACTURING METHOD FOR CYLINDER DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/106924
Kind Code:
A1
Abstract:
Provided is a manufacturing method for a cylinder device that includes a cylinder, a piston, a piston rod, a seal member, and a mounting member. The manufacturing method includes: a welding step (S11) for fixing the mounting member to the cylinder by electrical resistance welding; a demagnetizing step (S20) for demagnetizing at least an opening of the cylinder; and an assembling step (S22) for assembling the piston, the piston rod, and the seal member, such assembly performed inside of the cylinder via the opening.
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Inventors:
KASHINA MITSUNOBU (JP)
TSUBURAYA YOSHIMI (JP)
TSUBURAYA YOSHIMI (JP)
Application Number:
PCT/JP2018/035396
Publication Date:
June 06, 2019
Filing Date:
September 25, 2018
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F16F9/32; B23K11/00; F16F9/54; H01F13/00
Foreign References:
| JP2004332746A | 2004-11-25 | |||
| JPS51101752A | 1976-09-08 | |||
| JPS4915536B1 | 1974-04-16 | |||
| JP2004114108A | 2004-04-15 | |||
| JP2006275149A | 2006-10-12 | |||
| JP2004197847A | 2004-07-15 | |||
| JP2017096452A | 2017-06-01 |
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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