Tree shaker

Details Tree shaker Tree shaker

1979-07-16

1981-06-30

Hafer, Robert A.

Harvesters

Fruit gatherer

A01G 1900

Patent

active

042755484

ABSTRACT:
An improved tree shaker includes a clamp for gripping a tree and a vibrator for vibrating the clamp to shake the tree. The vibrator includes first and second eccentric weights mounted to rotate in substantially the same vertical plane about spaced parallel axes of rotation. The tree shaker further includes a frame having a first frame member and a slidable second frame member with a hydraulic ram connected between the first and second frame members for sliding the second frame member relative to the first frame member. The hydraulic ram is located parallel to and outwardly spaced from a sliding beam of the second frame member.

REFERENCES:
patent: 3548578 (1968-09-01), Shipley
patent: 3771301 (1973-11-01), Favor
patent: 4080840 (1978-03-01), Stone
patent: 4087982 (1978-05-01), Golobay
patent: 4113034 (1978-09-01), Carlson
patent: 4143737 (1979-03-01), Erich

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