DEVICE FOR SUPPORTING ROTATING SHAFT AND SMALL-SIZED MOTOR

Title:

DEVICE FOR SUPPORTING ROTATING SHAFT AND SMALL-SIZED MOTOR

Document Type and Number:

WIPO Patent Application WO/1997/030507

Kind Code:

A1

Abstract:

A device for supporting a rotating shaft, which comprises a reduced number of parts, is easy to assemble, and has accurate dimensions. A small-sized motor can be provided using the supporting device. The supporting device (1) comprises a bracket (2) having a nearly circular shape, a peripheral wall (3), and a bearing section (4) formed integrally with the bracket to support the end of the rotating shaft of a rotor in the center. The bearing section (4) has a hole (41) for receiving the rotating shaft. The hole (41) has an inner surface (42) which comes into contact with the rotating shaft and a bottom face (43) which comes into contact with the end face of the rotating shaft. In addition, the main body (2) has a pair of through holes (5) for passing lead wires and is manufactured by injection molding of a liquid crystal polymer.

Inventors:

SAITO KOHICHI (JP)
KAWABATA SEIJI (JP)

Application Number:

PCT/JP1997/000393

Publication Date:

August 21, 1997

Filing Date:

February 13, 1997

Export Citation:

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Assignee:

SEIKO EPSON CORP (JP)
SAITO KOHICHI (JP)
KAWABATA SEIJI (JP)

International Classes:

H02K5/16; H02K5/167; H02K5/08; H02K5/14; H02K5/22; (IPC1-7): H02K5/16

Foreign References:

JPS5762749A	1982-04-15
JPH03159534A	1991-07-09
JPH08275481A	1996-10-18
JPH02136053A	1990-05-24
JPS57195354U	1982-12-10
JPS60192683U	1985-12-21
JPS60190159U	1985-12-17
JPS55162359U	1980-11-21
JPS6430435A	1989-02-01
JPH0688158U	1994-12-22
JPS5846258U	1983-03-29

Other References: