Calf puller

Details Calf puller Calf puller

1974-11-14

1976-07-13

Trapp, Lawrence W.

Surgery

Truss

Pad

254108, A61B 1742

Patent

active

039688011

ABSTRACT:
A calf pulling device comprising an elongate rectangular shaft with a multiplicity of apertures formed therein along the length thereof, with a rotatable detachable breech spanner mounted on one end thereof, said shaft having a slidable jack mechanism mounted thereon, said jack mechanism including locking tongues and an operating handle and a chain hook whereby the jack mechanism can be progressively moved along said shaft by manipulation of said handle to steadily draw the calf from the cow and which can be quickly and instantaneously released from a rigid connection with the shaft to release the pressure on the calf whenever necessary to avoid injury thereto.

REFERENCES:
patent: 894 (1838-08-01), Kilburn
patent: 130449 (1872-08-01), Stuart
patent: 359405 (1887-03-01), Scott
patent: 470116 (1892-03-01), Finsterer
patent: 652550 (1900-06-01), Robinson
patent: 945334 (1910-01-01), Lent

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