Rotary rock picker

Details Rotary rock picker Rotary rock picker

1979-04-10

1981-10-27

Hafer, Robert A.

Unearthing plants or buried objects

Stone gathering and/or unearthing by impelling above-ground...

171144, A01B 4300

Patent

active

042968186

ABSTRACT:
A rock picking apparatus has a fork and reel assembly and a stone bucket. The reel assembly includes side plates supporting batts which are biased to an operative position by compression springs.

REFERENCES:
patent: 1276915 (1918-08-01), Hinkle
patent: 3443644 (1969-05-01), Schindelka
patent: 3599724 (1971-08-01), Fraske
patent: 4040489 (1977-08-01), Hulicsko

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