Title:
【発明の名称】一体型リテーナリングを有する動力伝達装置
Document Type and Number:
Japanese Patent JP3247372
Kind Code:
B2
Abstract:
A power transfer assembly with a one-piece retainer ring includes a housing, a plurality of alternating rotatable and non-rotatable friction discs, a power actuated piston, a spring washer, a cushion spring between the piston and the friction discs, and a retaining ring for retaining the spring washer in place. The one-piece retainer ring includes a first retainer portion positioned within a recessed groove in the housing and a second portion in contact with the spring washer. Prior art clutch and brake assemblies utilize several types of retaining rings and reaction type wear members to retain and react against a spring element. These prior art devices required two or more members to provide the retention and reaction functions. The subject combination retainer and wear ring is a one-piece member.
Inventors:
Rammers, Brian Gee.
Fee, David M.
Fee, David M.
Application Number:
JP50745291A
Publication Date:
January 15, 2002
Filing Date:
April 08, 1991
Export Citation:
Assignee:
Caterpillar Incorporated
International Classes:
F16D13/56; F16D25/12; F16D55/38; F16D55/40; F16D59/02; F16D55/00; (IPC1-7): F16D55/40; F16D13/56
Domestic Patent References:
| JP5977134A | ||||
| JP50146753A | ||||
| JP6069328A | ||||
| JP6141029A | ||||
| JP51120347A | ||||
| JP626537U | ||||
| JP63185929U | ||||
| JP5362556U | ||||
| JP5032699B2 | ||||
| JP4502056A |
Other References:
【文献】米国特許3353641(US,A)
【文献】米国特許4465170(US,A)
【文献】米国特許4440281(US,A)
【文献】米国特許4465170(US,A)
【文献】米国特許4440281(US,A)
Attorney, Agent or Firm:
Aoki Akira (3 outside)