Invention Grant
- Patent Title: Motor with axially moveable bearing member
- Patent Title (中): 带轴向移动轴承构件的电机
-
Application No.: US10426898Application Date: 2003-04-29
-
Publication No.: US06951424B2Publication Date: 2005-10-04
- Inventor: Hitoshi Mutai , Kenichi Hoshina
- Applicant: Hitoshi Mutai , Kenichi Hoshina
- Applicant Address: JP Nagano
- Assignee: Sankyo Seiki MFG. Co. Ltd.
- Current Assignee: Sankyo Seiki MFG. Co. Ltd.
- Current Assignee Address: JP Nagano
- Agency: Hogan and Hartson, LLP
- Priority: JP2002-129213 20020430
- Main IPC: H02K5/173
- IPC: H02K5/173 ; F16C17/08 ; H02K5/167 ; H02K7/06 ; H02K37/14 ; F16C19/10

Abstract:
A motor includes a rotor section with a rotor shaft having an end section, and a stator section including a yoke section disposed opposite the rotor section. The motor is also equipped with a bearing assembly having a bearing member that includes a main bearing section with a recess section and a ball bearing received in the recess section wherein the ball bearing rotatably support the end section of the rotor shaft, and a bearing holder defining a center through hole that slidably holds the main bearing section of the bearing member in the axial direction, wherein the bearing holder is formed from a sintered compact member.
Public/Granted literature
- US20030228079A1 Motor with axially moveable bearing member Public/Granted day:2003-12-11
Information query