Title:
SPRING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/070997
Kind Code:
A1
Abstract:
A spring device (4) comprises a plurality of disc springs (42) accommodated in a cylindrical body (41), and a washer (43) that is urged by the plurality of disc springs (42). The washer (43) has a bottom-end part (43b) that withdraws into the cylindrical body (41), and a top-end part (43a) that projects from an open end (41a) of the cylindrical body (41). A flange part (44) having a diameter that is widened in comparison with the bottom-end part (43b) of the washer is provided in the top-end part (43a) of the washer (43), the flange part (44) projecting with at least a prescribed gap (h) from the open end (41a) of the cylindrical body (41), when the plurality of disc springs (42) exert a regular biasing force.
Inventors:
KAKIMOTO TAI (JP)
Application Number:
PCT/JP2019/032651
Publication Date:
April 09, 2020
Filing Date:
August 21, 2019
Export Citation:
Assignee:
JAPAN ENGINE CORP (JP)
International Classes:
F16F1/32; F02M61/14; F16B31/02; F16B39/24; F16B43/00; F16F3/02
Foreign References:
| JPS545055B2 | 1979-03-13 | |||
| JP2016169807A | 2016-09-23 | |||
| JPS62100316U | 1987-06-26 | |||
| JPS59144160U | 1984-09-26 | |||
| JPS5339211U | 1978-04-05 | |||
| JPS61145110U | 1986-09-08 |
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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