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특허 상세정보

Idler assembly, and method for retrofitting an existing idler assembly

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62D-055/14    F16C-035/00   
미국특허분류(USC) 305/136; 305/138
출원번호 UP-0252894 (2005-10-18)
등록번호 US-7644999 (2010-02-22)
발명자 / 주소
대리인 / 주소
    Fennemore Craig, P.C.
인용정보 피인용 횟수 : 9  인용 특허 : 18

An idler assembly is disclosed for a shovel having a flexible track assembly. In an embodiment, the idler assembly comprises an idler gear operatively associated with the track assembly; a sleeve; a shaft, sets of splines on the shaft and on the sleeve sized for engagement, and connectors at ends of the shaft; at least one bearing block forming a bore therethrough; at least one bushing liner disposed within at least one bearing block; and at least one retaining device for constraining the shaft from withdrawal from the bearing block. A method for retrofi...


What is claimed is: 1. An idler assembly, comprising: an idler gear having an opening formed therein; an elongated tubular sleeve having a generally cylindrically shaped outer surface extending from one end to the other and an inner surface having a set of splines formed therein, said sleeve being received within the opening formed in said idler gear; a shaft having first and second opposed ends and a set of splines formed thereon between the first and second opposed ends, said shaft being positioned within said sleeve so that the set of splines formed ...

이 특허에 인용된 특허 (18)

  1. Koenig Larry E.. Bearing apparatus for axially stressing a rotor element carried on a rotor shaft. USP2001066250577.
  2. Purcell Robert J. (Washington IL). Belted vehicle suspension system. USP1990054923257.
  3. Simmons, Gerald Paul. Drive assembly for a track-type machine. USP2003126655482.
  4. Barbieri Louis C. (9407 E. Marginal Way S. Seattle WA). Endless track attachment for a vehicle. USP1984054448273.
  5. Knight Doyle D. Endless track structure for light wheeled vehicle. USP1999126006847.
  6. Stevens Samuel B. (Pekin IL) Becker Danny J. (Peoria IL). Final drive mechanism for a vehicle. USP1988044739852.
  7. Crotti Aldo (Modena ITX). Lubricated roller for the tracks of crawler vehicles, in particular, a top roller with fixed overhung shaft and rolling. USP1987094695102.
  8. Simmons, Gerald Paul. Machine frame assembly for a track-type machine. USP2004076761235.
  9. Fwesi Peter (Zeilweg 7 6951 Schefflenz-U. DEX). Method and apparatus for inner lining metallic bearing lugs. USP1985074527039.
  10. Michael D. Hasselbusch ; Roy L. Maguire. Press fit roller assemblies of an undercarriage assembly of a work machine and method of making the same. USP2002046364438.
  11. Roy L. Maguire. Roller assembly of an undercarriage assembly having an integrated retainer and thrust bushing and method for making the same. USP2002106457786.
  12. Bourret Michel (Drummondville CAX). Snowmobile suspension. USP1991014987965.
  13. Shinsen Mitsuhisa (Komatsu JPX). Suspension assembly for track-type vehicle. USP1986044582153.
  14. Price Robert J. (Dunlap IL) Gee James E. (Washington IL) Tonsor Andrew J. (East Peoria IL) Satzler Ronald L. (Princeville IL) Stevens Samuel B. (Pekin IL). Suspension structure for a tracked vehicle. USP1989064838373.
  15. Mallet Bernard (Limay FRX). Torque transmitting coupling. USP1983094406641.
  16. Groff Eugene R. (Chillicothe IL) Wright Paul L. (Peoria IL). Track carrying wheels for crawler type vehicles having improved panel assemblies. USP1976113993356.
  17. Becker Werner (Hattingen DEX) Klaus Helmut (Hagen DEX) Lause Heinz (Recklinghausen DEX). Track chain roller with degradable spacer rings. USP1989034815794.
  18. Cline Lawrence R. (Oswego IL). Track roller assembly. USP1979024141598.