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    • 2. 发明专利
    • FRONTTFITTED 33POINTS LINK APPARATUS
    • JPS56105143A
    • 1981-08-21
    • JP616480
    • 1980-01-21
    • KUBOTA LTD
    • SAITOU TAROUYONEDA YORIO
    • E02F9/00A01B59/048F16H21/10
    • PURPOSE:To inrease the strength of the installation part by pivotally mounting a lowering and a lift cylinder on the mounting frames which are mounted on both sides of the front part of a chassis, in a front-fitted 3-ponts link apparatus which installs variety of working machines at the front part of a shittable chassis. CONSTITUTION:A tractor chassis 1 has a front axle receiving base 2, engine 3, and a transmission case etc., and front wheels 8 are mounted on the right and the left sides of a front axle case 6. When the 3-points link mechanism which consists of a top link 17 and a pair of right and left lowerings 23 is installed onto the tractor chassis 1, L-figure shaped mounting frames 9 are arranged on both sides of the front part of the tractor chassis 1. The mounting frame 9 allows the front end stand-up part 10 to be projected frontwards from the front axle receiving base 2, and the front end part is installed into 10 the front axle receiving base 2 by means of bolts 11, and the rear end part is installed onto a clutch housing 4 by means of bolts 12. At the front end of the installation frame 19, the pivotal pins 21 and 22 of a lowering 23 and a lift cylinder 24 are arranged.