Roller support for load handling devices

Details Roller support for load handling devices Roller support for load handling devices

1981-03-31

1984-05-08

Barefoot, Galen L.

Traversing hoists

Having horizontally swinging boom or bridge

And means to swing boom horizontally

212253, 212190, 104 46, B66C 2384

Patent

active

044469772

ABSTRACT:
A rotary load handling device including a frame structure having an arcuate roller rail mounted on the upper surface, a roller ring having a set of concentric ring members and a plurality of double flanged wheels connected therebetween disposed on the arcuate roller rail, and an upper arcuate roller rail secured to the underside of a plate having a load handling unit mounted on the upperside of the plate whereby the upper arcuate roller rail is disposed on the roller ring and rotatable relative to the frame structure.

REFERENCES:
patent: 78553 (1868-06-01), Thompson
patent: 163033 (1875-05-01), Snyder
patent: 356283 (1887-01-01), Kandeler
patent: 885164 (1908-04-01), Magnuson
patent: 2071135 (1937-02-01), McGiffert
patent: 2343800 (1944-03-01), Rauch
patent: 2522466 (1950-09-01), Schneider
patent: 2766588 (1956-10-01), Crough
patent: 3338425 (1967-08-01), Schneider et al.
patent: 3477746 (1969-11-01), Watson
patent: 3985406 (1976-10-01), Baron
patent: 3990539 (1976-11-01), Marit
patent: 4065891 (1978-01-01), Burgin
patent: 4271970 (1981-06-01), Miller
Manitowoc, 1977, Platform-Ringer Specs, Manitowoc Engineering Co., Wisconsin.

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