E - Fixed Constructions – 02 – F
Patent
E - Fixed Constructions
02
F
212/30
E02F 9/00 (2006.01) E02F 9/12 (2006.01)
Patent
CA 2027734
In an excavating machine having a ring gear and a rotating frame including a top and bottom plate, an assembly for rotating the frame relative to the ring gear includes a plurality of drive units, each of the drive units is mounted to the bottom plate and is disposed between the top and bottom plates of the rotating frame. Each of the drive units further includes a pinion extending below the bottom plate and adjacent to the ring gear for driving engagement with the ring gear.
Ehret James A.
Geyer Allan Ernest
Malik Dev R.
Mccoy Richard W.
Bucyrus International Inc.
Shapiro Cohen
LandOfFree
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