Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SWAGING DEVICE AND SWAGING METHOD FOR BEARING UNIT, HUB UNIT BEARING MANUFACTURING METHOD AND MANUFACTURING DEVICE, AND VEHICLE MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/064770
Kind Code:
A1
Abstract:
The present invention employs a plurality of pressing rolls (33) each having a roll center axis (β) disposed at an angle. A roll-processing surface portion (34) of each of the pressing rolls (33) is pressed against a plurality of circumferential locations of a tubular portion (25) of a hub wheel (22z), and each of the pressing rolls (33) and the hub wheel (22z) are rotated relative to each other to cause plastic deformation of the tubular portion (25).

More Like This:
JP2527793[Name of device] Crest valve shaft of vaporizer
JP5304742Hub unit manufacturing method
JP2000511467[Title of the Invention] A method for manufacturing a torque joint and a stamping die thereof.
Inventors:
HAGIWARA NOBUYUKI (JP)
ZHAO XUEXIAO (JP)
Application Number:
PCT/JP2021/020149
Publication Date:
March 31, 2022
Filing Date:
May 27, 2021
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NSK LTD (JP)
International Classes:
B21D39/00; B21H1/00; B21J9/00; B21K1/05; B60B35/02; F16C19/38; F16C35/063
Foreign References:
US20110241416A12011-10-06
JP2007263360A2007-10-11
JP2002160028A2002-06-04
JP2004162913A2004-06-10
JP2000343905A2000-12-12
JP2017019010A2017-01-26
JP2020159529A2020-10-01
JP2000343905A2000-12-12
JP2004162913A2004-06-10
Other References:
See also references of EP 4000758A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: DEGRADATION-STATUS PREDICTION SYSTEM AND DEGRADATION-STATUS PREDICTION METHOD

Next Patent: PHYSICAL QUANTITY MEASUREMENT DEVICE