Stepped tree pruner

Details Stepped tree pruner Stepped tree pruner

1998-10-19

1999-10-26

Watts, Douglas D.

Cutlery

Cutting tools

Plural cooperating blades

30250, B26B 1306

Patent

active

059706171

ABSTRACT:
A tree pruner is composed of a fastening piece, a cutting piece, and two swivel pieces. The fastening piece is provided with a connection portion which is in turn provided with a pulley and is fastened with a bracing rod. The fastening piece is provide at one end thereof with a blade. The cutting piece is fastened pivotally with the fastening piece and provided with a toothed slot and a tool portion capable of cooperating with the blade of the fastening piece. The two swivel pieces are fastened pivotally with the fastening piece and provided with a control element which is put through the toothed slot and is linked with a spring. The cord such that the cutting piece is actuated to execute the severing of a tree twig in conjunction with the blade of the fastening piece.

REFERENCES:
patent: 5511314 (1996-04-01), Huang
patent: 5634276 (1997-06-01), Lin
patent: 5743012 (1998-04-01), Wang

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