B - Operations – Transporting – 60 – K
Patent
B - Operations, Transporting
60
K
74/114, 74/27
B60K 25/06 (2006.01) B60K 17/28 (2006.01) F16H 3/32 (2006.01) F16H 47/02 (2006.01)
Patent
CA 1114205
ABSTRACT OF THE DISCLOSURE An agricultural tractor comprises an engine, a hydraulic stepless speed change mechanism having an output shaft, an input shaft connecting the engine with the hydraulic stepless speed change mechanism and having an extended portion, a PTO shaft connected in association with the extended portion, a running device for the tractor wheels, a transmission shaft con- nected in association with the output shaft, and a transmission change mechanism disposed at an intermediate portion of the transmission shaft. The transmission change mechanism adapted to couple power selectively from the output shaft to the running device, and from the extended portion to the running device when said power transmission from the output shaft to the running device is cut. The tractor may be therefore running even if it hydraulic stepless speed change mechanism fails.
325346
Itatani Hiroshi
Kurohara Kazuaki
Tone Masatsugu
Kubota Ltd.
Marks & Clerk
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