| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tractor brake device, automatically engaging clutches of four driving wheels and a trailer brake, and capable of carrying out emergency brake of at least two of four braking wheels even when a line or a constituent component is broken. <P>SOLUTION: The tractor brake device 100 comprises a first hydraulic circuit VIR1 for actuating a rear left brake 117, and a second hydraulic circuit CIR2 for actuating a rear right brake 124. The first hydraulic circuit VIR1 and the second hydraulic circuit CIR2 independently or simultaneously actuate at least one of front brakes 120, 127 too. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
