PULLEY UNIT WITH ONE-WAY CLUTCH

Title:

PULLEY UNIT WITH ONE-WAY CLUTCH

Document Type and Number:

Japanese Patent JP2005240930

Kind Code:

A

Abstract:

To provide a pulley unit with one-way clutch excellent in balance of properties of grease for bearing and grease for one-way clutch different in property.

Rolling bearings 6, 7 are disposed on both sides in axial direction of a one-way clutch 5, and outer ring of the one-way clutch 5 is caught between outer rings 6a, 7a of the rolling bearings 6, 7. Consistency of the grease sealed in the one-way clutch 5 is larger than consistency of the grease sealed in the rolling bearings 6, 7. The rolling bearings 6, 7 are one-side seal bearing having liquid tight seals 8, 9 at outer end parts, and shield plates 21, 22 are disposed to inner end parts of the rolling bearings 6, 7 to form labyrinth seals between the inner side end parts of the rolling bearings 6, 7 and inner end parts of the inner rings 6b, 7b.

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Inventors:

MAEDA TOSHIYUKI
TAZUMI HAJIME
ICHIHARA TAKAHIRO

Application Number:

JP2004052836A

Publication Date:

September 08, 2005

Filing Date:

February 27, 2004

Export Citation:

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Assignee:

KOYO SEIKO CO

International Classes:

F16C33/66; F16C33/80; F16D41/06; F16H55/36; F16C33/78; (IPC1-7): F16H55/36; F16C33/66; F16C33/78; F16C33/80; F16D41/06

Domestic Patent References:

JP2002130433A	2002-05-09
JP2000161471A	2000-06-16
JP2000234638A	2000-08-29
JPH1122740A	1999-01-26
JPH11257363A	1999-09-21

Attorney, Agent or Firm:

Norihiko Hibi
Einosuke Kishimoto
Akira Watanabe
Kiyosue Yasuko

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