Biased traveling crane drive

Details Biased traveling crane drive Biased traveling crane drive

1979-11-16

1982-03-09

Song, Robert R.

Railway rolling stock

Trucks

Overhead crane

105 73, 105153, B61B 302, B61C 1504, B61D 1500, B61F 1300

Patent

active

043183468

ABSTRACT:
An overhead suspension load transporting trolley which is suspended from a track, such as the flange of an I beam, which has a drive wheel suspended below a carriage, which wheel is biased against the I beam by a counterweight on the opposite end of a lever from the drive wheel.

REFERENCES:
patent: 2317689 (1943-04-01), Medenwald
patent: 2608163 (1952-08-01), Martin
patent: 2617365 (1952-11-01), Martin
patent: 3518947 (1970-07-01), Borst
patent: 3698326 (1972-10-01), Schurch et al.
patent: 3854406 (1974-12-01), Monne

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