MANIPULATOR OF MACHINE FOR TRIMMING TREES Russian patent published in 2005 - IPC

FIELD: forestry machine engineering, possibly trimming of growing trees.

SUBSTANCE: machine includes boom and multi-link telescopic handle with jointly coupled truss that is jointly secured to boom. Each two-link mechanism of said truss except last one is provided with additional link. Additional links are mounted in parallel relative to second link of two-link mechanism and they are joined with first rotary link of adjacent two-link mechanism for forming pantograph. Tie rod is jointly secured to bearing section of telescopic handle; said tie rod is jointly secured to boom through link of rigid triangle. Apex opposite to said link of rigid triangle through lever is jointly secured to platform of machine. In order to vertically move working organ, hinges of supports are mounted on platform of machine at mutual shifting by angle α.

EFFECT: increased length of extension part of manipulator working organ.

2 cl, 3 dwg