Application number: CN200320 1 15983.0? Date of application: 2003. 1 1.20?
Publication (announcement)No.: CN2658484? Date of publicity (announcement): 2004.438+0438+0.24?
Main classification number: F 16H57/02? Category classification:?
Classification number: F16H57/02; F 16H6 1/00？
Priority:?
Applicant: Dongfeng Motor Company?
Address: Checheng Road 1 No.442001,zhangwan district, Shiyan, Hubei?
Country and province code: Hubei; 42?
Inventor (Designer): Ding Zhihui; Du Pengchun; Zhang; Liao Zhaoquan; Yang Jun?
International application:
International announcement:?
Date of entry:?
Patent Agency: Shiyan Bodi Patent Office?
Agent: Min Yang?
Division application number:?
Certification date:?
Abstract:?
The utility model relates to a gearbox control top cover assembly, which mainly comprises a top cover shell, a control shaft, a gear shifting shift head, a top cover supporting seat ring, a reverse resistance spring and a left-right balance spring, wherein the reverse resistance spring is sleeved on the optical axis of the extended end of the control shaft, one end of the reverse resistance spring is pressed on a shaft sleeve limited by a spline shoulder of the control shaft, and the other end is limited and preloaded by a limiting piece; The balance spring is located at the outer side of the two positioning end faces along the axial direction inside the shell, the shift shift head is located between the two positioning end faces, and the balance spring at the extended end of the control shaft is sleeved outside the reverse resistance spring. The assembly independently completes gear selection, positioning and return by the control top cover, with clear gear, convenient control and automatic return, and can adjust the spring preload according to different control mechanisms of the whole vehicle to achieve the best feeling of the driver.