Earth working – With drive means for tool or cleaner – Attendant supported tool
Patent
1973-08-15
1977-01-18
Crowder, Clifford D.
Earth working
With drive means for tool or cleaner
Attendant supported tool
172 42, 172 59, 172110, A01B 3306
Patent
active
040034364
ABSTRACT:
A portable, power operated, hand cultivator comprising a frame having a motor supported thereon which, through a transmission, oscillates two or more generally vertically disposed cultivator tines extending downwardly from the frame. A handle is provided for easy control and manipulation of the device.
REFERENCES:
patent: 1578769 (1926-03-01), Sergeant
patent: 2625867 (1953-01-01), Hands
patent: 2888084 (1959-05-01), Trecker
patent: 3146832 (1964-09-01), Fry
patent: 3774687 (1973-11-01), Van Der Lely
Forsman Bert E.
Foster Philip C.
Bloom Leonard
Crowder Clifford D.
Murphy Edward D.
Slotnik Joseph R.
The Black and Decker Manufacturing Company
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