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Title:
POWER TRANSMISSION DEVICE
Document Type and Number:
Japanese Patent JP2009281483
Kind Code:
A
Abstract:

To provide a power transmission device having simple construction for setting and holding a neutral condition while smoothly changing over forward/reverse travel.

The power transmission device comprises a positive-rotation first driving pulley 51A connected to a crank shaft 27 of an engine 12 and a reverse-rotation second driving pulley 51B, a first input shaft 61 connected to a driving shaft 121, a first pulley 64 mounted on the first input shaft 61, a V-belt 52 bridged over between the first driving pulley 51A and the first pulley 64, a second input shaft 62 connected to the driving shaft 121, a second pulley 66 mounted on the second input shaft 62, a V-belt 53 bridged over between the second driving pulley 51B and the second pulley 66, a turning mechanism 90 for tensing only one of the V-belts 52, 53 to change over the belt to transmit power, and a holding mechanism 70 for slackening both V-belts 52, 53 to hold the neutral condition of interrupting the transmission of power.


Inventors:
KOTO KENTA
ISHIKAWA TOMOAKI
Application Number:
JP2008133692A
Publication Date:
December 03, 2009
Filing Date:
May 21, 2008
Export Citation:
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Assignee:
HONDA MOTOR CO LTD
International Classes:
F16H9/06
Domestic Patent References:
JPS3919711Y1
Attorney, Agent or Firm:
Yoichiro Shimoda
Tamiya Hiroshi