Title:
ROTATING PART AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2004270728
Kind Code:
A
Abstract:
To provide a rotating part eliminating the need for deburring and preventing peeling off of burrs (scattering of burrs), and to provide a manufacturing method of the rotating part.
The rotating part 1 comprises: a first member (stepped gear member) 2 including a shaft part (small diameter part 21) having a gear part on an outer circumference thereof; and a second member (fit-in member) 3 including a cylinder part 31 pressed and fixed in a tip of the shaft part 21. The tip of the shaft part 21 of the first member 2 is the inside of an end face 33b in an axial direction of the second member 3.
Inventors:
TADACHI YOSHINORI
Application Number:
JP2003058673A
Publication Date:
September 30, 2004
Filing Date:
March 05, 2003
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
F16B4/00; B21D19/08; F16H55/02; (IPC1-7): F16H55/02; B21D19/08; F16B4/00
Attorney, Agent or Firm:
Masahiko Ueyanagi
Fujitsuna Hideyoshi
Osamu Suzawa
Fujitsuna Hideyoshi
Osamu Suzawa