Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DISC SPRING
Document Type and Number:
WIPO Patent Application WO/2018/164222
Kind Code:
A1
Abstract:
Provided is a disc spring which fits with a rotating shaft. The disc spring includes an annular body part and claw parts that project radially inward from the inner circumferential edge of the body part. The claw parts gradually extend toward one side in the axial direction as the claw parts project radially inward. In the claw parts, a hole is formed in at least the tip part thereof.

Inventors:
SAKAI HIDEAKI (JP)
Application Number:
PCT/JP2018/008963
Publication Date:
September 13, 2018
Filing Date:
March 08, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NHK SPRING CO LTD (JP)
International Classes:
F16F1/32; F16D13/58
Foreign References:
JPS62283221A1987-12-09
JPS55165133U1980-11-27
JP2004050362A2004-02-19
JPS60222629A1985-11-07
JPH1089379A1998-04-07
GB2011017A1979-07-04
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
Download PDF: