Earth compacting apparatus and method

作者: Martin P. Schrepfer

DOI:

关键词: EngineeringCompactionActuatorStructural engineeringRaising (metalworking)Linkage (mechanical)

摘要: An earth compacting apparatus for mounting at one end of an working vehicle comprises a plurality separate compaction units and pivotal linkage pivotally the side by on vehicle. actuator assembly operates independently raising lowering each unit between raised, inoperative position lowered in contact with ground. The also provides downward pressure position.

参考文章(13)
Harry James Roe, Backhoe compactor/scraper apparatus ,(1974)
Adolph A Wagner, Arnold J Werner, Hydraulic implement control unit ,(1950)
Raymond E. Hosking, Trench compaction device ,(1984)
John B. Lenertz, Carroll E. Moore, Quick attachment carrier assembly ,(1982)
Craig David Kernohan, Christopher John Baker, Furrow opener operating apparatus ,(1985)