Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
VALVE TIMING CHANGER
Document Type and Number:
WIPO Patent Application WO/2021/005704
Kind Code:
A1
Abstract:
A valve timing changer 2 is provided with: a vane rotor 4; a housing 6 that accommodates the vane rotor; a spring 8 that urges the vane rotor in a circumferential direction of the vane rotor with respect to the housing with one end 8b contacting the housing and the other end 8c contacting the vane rotor; a first protrusion part 32 that protrudes from an end surface 6a on a first direction side in an axial direction of the vane rotor in the housing and is urged by the spring when the one end of the spring contacts the first protrusion part 32; and a coming-off prevention part 34 that is provided on the side closer to the first direction side than the one end of the spring and extends from the first protrusion part so as to restrict movement of the one end of the spring in a first direction. The first protrusion part and the coming-off prevention part are integrally formed with the housing.

Inventors:
MURASAKA RIKI (JP)
Application Number:
PCT/JP2019/027110
Publication Date:
January 14, 2021
Filing Date:
July 09, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MIKUNI KOGYO KK (JP)
International Classes:
F01L1/356
Foreign References:
JP2014051925A2014-03-20
JP2011069287A2011-04-07
US20130276733A12013-10-24
JP2014137051A2014-07-28
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (JP)
Download PDF: