Title:
ステアリング装置用のラックシャフト及びその製造方法
Document Type and Number:
Japanese Patent JP6716931
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a rack shaft for a steering device in which a first member having a first rack tooth, a second member having a second rack tooth and an intermediate member arranged between the first member and the second member can be jointed to one another without frictionally welding the members while keeping a relative angle between the first rack tooth and the second rack tooth at a predetermined angle, and a manufacturing method for the same.SOLUTION: A rack shaft 2 comprises: a first rack shaft 3 having a first rack tooth 3a to which is transmitted steering force of a steering wheel; a second rack shaft 4 having a second rack tooth 4a to which is transmitted steering assisting force; and an intermediate member 5, arranged between the first rack shaft 3 and the second rack shaft 4, which has at one end side thereof a first screw shaft 52 to be screwed to the second rack shaft 4 and has at the other end side a second screw shaft 53 to be screwed to the second rack shaft 4. The first screw part 52 and the second screw part 53 have a reverse thread relation.SELECTED DRAWING: Figure 1
Inventors:
Shin Yano
Hiroaki Murakami
Hiroaki Murakami
Application Number:
JP2016017855A
Publication Date:
July 01, 2020
Filing Date:
February 02, 2016
Export Citation:
Assignee:
JTEKT Corporation
International Classes:
B62D3/12; B62D5/04; F16H19/04
Domestic Patent References:
| JP2014046803A | ||||
| JP2013010373A | ||||
| JP2014234882A | ||||
| JP2000199506A | ||||
| JP2006159962A | ||||
| JP2005138709A | ||||
| JP62080753U | ||||
| JP2015054563A |
Foreign References:
| US20140209407 | ||||
| KR1020060030260A |
Attorney, Agent or Firm:
Hirata International Patent Office
Tadao Hirata
Takashi Nomiyama
Hiroyuki Ito
Tadao Hirata
Takashi Nomiyama
Hiroyuki Ito