Apparatus for positioning supply connections into association wi

Details Apparatus for positioning supply connections into association wi Apparatus for positioning supply connections into association wi

1982-05-14

1984-11-20

Leppink, James A.

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Sidewall-working

191 12R, E21C 2734

Patent

active

044835671

ABSTRACT:
An apparatus for positioning supply connections such as cables or connecting hoses into operative association with a mining extractor machine which is movable against a working space along a mining longwall by a longwall conveyor and in a mine between adjacent adits and to the stowage side comprises a connection winding and unwinding drum positionable in an adit and having a supply connection thereon which is unwindable from the drum guided to a supply connection conveyor which moves along the longwall with the extractor.

REFERENCES:
patent: 899613 (1908-09-01), Pifer
patent: 3113763 (1963-12-01), Wendt et al.
patent: 3721378 (1973-03-01), Hughes et al.
patent: 3801752 (1974-04-01), Gdovichin
patent: 3861751 (1975-01-01), Erwien
patent: 3882288 (1975-05-01), Rasmussen
patent: 3940577 (1976-02-01), Christofer
patent: 4067257 (1978-01-01), Pentith
patent: 4103974 (1978-08-01), Nowacki et al.
patent: 4260191 (1981-04-01), Weber

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