This standard specifies the maximum allowable control force of agricultural wheeled and crawler tractor control devices. This standard applies to agricultural tractor control devices. Other tractor control devices can also be used as a reference. JB/T 5999-1992 Maximum control force of agricultural tractor control devices JB/T5999-1992 Standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB/T5999-92
Control Devices of Agricultural Tractors
Maximum Control Force
Published on May 28, 1992
Implementation by the Ministry of Machinery and Electronics Industry of the People's Republic of China on January 1, 1993
Mechanical Industry Standard of the People's Republic of China
Control Devices of Agricultural Tractors
Maximum Control Force
Subject Content and Scope of Application
This standard specifies the maximum control force allowed for the control devices of agricultural wheeled and crawler tractors. This standard applies to the control devices of agricultural tractors. Control devices of tractors for other purposes can also be used for reference. Reference Standards
GB3871 Test Methods for Agricultural Tractors
3 Maximum Control Force
The maximum control force allowed for the control device shall comply with the requirements of the following table, and the test method shall be in accordance with the provisions of GB3871. Controls
Brakes
Parking brake
Main clutch
Double-acting clutch
Power take-off shaft clutch
Steering clutch
Manual steering system
Failure of hydraulic steering system
When steering manually
Hydraulic lifting system
Operation method
Foot pedal
Joystick
Foot pedal
Joystick
Foot pedal
Joystick
Steering wheel
Note: The recommended operating forces in the table have nothing to do with the performance of the machine. Approved by the Ministry of Machinery and Electronics Industry on May 28, 1992
JB/T5999-92
Pressure or tension
Implemented on January 1, 1993
Additional remarks:
JB/T5999-92
This standard is proposed by the National Technical Committee for Tractor Standardization. This standard is under the jurisdiction of the Luoyang Tractor Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Luoyang Tractor Research Institute of the Ministry of Machinery and Electronics Industry. The main drafter of this standard is Shi Yingpi.
From the date of implementation of this standard, NJ/Z5-85 "Maximum force of agricultural tractor control devices" will be invalidated.
People's Republic of China
Mechanical Industry Standardbzxz.net
Agricultural Tractor Control Device
Maximum Control Force
JB/T5999-92
Published and distributed by the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry Printed by the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry (PO Box 8144, Beijing 100081)
Copyright reserved
No reproduction allowed
Format 880×1230
Sheet 3/8 Number of words 2000
First edition in October 1992
First printing in October 1992
Number of copies 0.001500 Price 1.00 yuan
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