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Title:
POWER TRANSMISSION SYSTEM AND METHOD FOR REGULATING OUTPUT POWER AND ENGINEERING MACHINERY THEREOF
Document Type and Number:
WIPO Patent Application WO/2009/097773
Kind Code:
A1
Abstract:
A power transmission system for regulating output power is provided, including an engine (9) with an electronic control module (91), and a transmission unit (1) coupled to the engine (9). The transmission unit (1) includes a gearbox (2) and a mechanical gearbox control valve (3) associated with the gearbox (2), wherein the transmission unit (1) also includes a detect device (4) that can detect the shift positions of the gearbox (2) and transmit the detected results to the electronic control module (91) so as to regulate the output power of the engine (9) based on the detected results. An engineering machinery including the power transmissionsystem and a method for actively regulating the output power of that power transmission system are also provided.

Inventors:
DONG LU (CN)
QI BANGWEI (CN)
Application Number:
PCT/CN2009/070160
Publication Date:
August 13, 2009
Filing Date:
January 15, 2009
Export Citation:
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Assignee:
CATERPILLAR INC (US)
DONG LU (CN)
QI BANGWEI (CN)
International Classes:
F16H63/42; B60K17/08; F16H59/10; H01H3/16; H01H13/18
Foreign References:
US6722219B22004-04-20
US4338832A1982-07-13
US4429196A1984-01-31
DE4320591A11995-01-05
CN1670405A2005-09-21
Attorney, Agent or Firm:
ZHONGZI LAW OFFICE (26 Pinganli Xidajie Xicheng District, Beijing 4, CN)
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