Automatic pickup and unloading crane

Details Automatic pickup and unloading crane Automatic pickup and unloading crane

1976-11-30

1979-12-04

Blix, Trygve M.

Material or article handling

Plural, static structures for supporting discrete loads and...

414303, 212 18, 340685, B65G 4700, B66C 1700

Patent

active

041769953

ABSTRACT:
Apparatus for supplying textile fibers to each of a plurality of textile blending machines extending in a line and defining a blending line from each of a plurality of fiber bales extending behind each of the machines with an overhead crane mounted for movement vertically and in two horizontal directions by a number of motors, a sensor in the hopper of each machine for providing a demand signal when the level of material in that hopper is less than a predetermined level, and a control circuit for operating the motors to supply material in a set order to each hopper having a sensor providing a demand signal with each hopper receiving fibers from each of the bales extending behind it.

REFERENCES:
patent: 2412844 (1946-12-01), Stevens
patent: 2942736 (1960-06-01), Landsiedel
patent: 3260375 (1966-07-01), Lemelson
patent: 3422967 (1969-01-01), Aron
patent: 3477593 (1969-11-01), Whitham
patent: 3677420 (1972-07-01), Cotton et al.
patent: 3777908 (1973-12-01), Keller

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