Title:
METHOD FOR MANUFACTURING RACK BAR
Document Type and Number:
Japanese Patent JP2020192681
Kind Code:
A
Abstract:
To enhance form accuracy of a rack bar including a tooth part formed with rack teeth.SOLUTION: A rack bar 1 is formed on a part in a longitudinal direction of a shaft material by plastic working of a tooth part 2 having a plurality of rack teeth 3, and an outer peripheral surface of the shaft material is subjected to grinding work over the entire length in the longitudinal direction of the shaft material including the tooth part 2.SELECTED DRAWING: Figure 2
Inventors:
YAMAWAKI TAKASHI
SUNAGA YORIMASA
SUNAGA YORIMASA
Application Number:
JP2020136890A
Publication Date:
December 03, 2020
Filing Date:
August 14, 2020
Export Citation:
Assignee:
NETUREN CO LTD
International Classes:
B23P15/14; B21J5/02; B24B5/04; B24B5/18; B62D3/12; F16H19/04; F16H55/26
Domestic Patent References:
| JP2014124767A | 2014-07-07 | |||
| JP2014046803A | 2014-03-17 | |||
| JP2005247163A | 2005-09-15 | |||
| JP2000501996A | 2000-02-22 | |||
| JP2007253190A | 2007-10-04 | |||
| JP2000153336A | 2000-06-06 | |||
| JP2001252743A | 2001-09-18 | |||
| JP2008524044A | 2008-07-10 |
Foreign References:
| EP1177966A2 | 2002-02-06 | |||
| WO2008123654A1 | 2008-10-16 | |||
| US20020044439A1 | 2002-04-18 |
Attorney, Agent or Firm:
Patent Business Corporation Koei Patent Office