Lift mask carriage mounting arrangement

Details Lift mask carriage mounting arrangement Lift mask carriage mounting arrangement

1977-05-18

1978-11-07

Saifer, Robert W.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

187 9E, B66B 920

Patent

active

041241045

ABSTRACT:
A lift mask carriage mounting arrangement is disclosed including a support assembly having an upright pair of laterally spaced and inwardly facing channular beams forming rail surfaces and interconnecting web surfaces at substantially right angles thereto, and a carriage assembly having an upright pair of elongated legs disposed between the channular beams for movement longitudinally along them, an upper pair of guide rollers and a lower pair of guide rollers mounted on the legs for in use rolling engagement with the rail surfaces of their respectively associated channular beams in planes substantially perpendicular thereto, and a pair of canted guide rollers mounted on the legs elevationally intermediate the upper and lower guide rollers for in use rolling engagement with the rail surfaces and with the web surfaces of their respectively associated channular beams in planes angularly related to the perpendicular planes of the upper and lower guide rollers for corneringly transmitting loads from the carriage assembly to the channular beams. Preferably, a side thrust roller is mounted on each of the legs elevationally between the upper and canted guide rollers.

REFERENCES:
patent: 2759562 (1956-08-01), Ulinski
patent: 3213967 (1965-10-01), Hastings et al.
patent: 3433325 (1969-03-01), McIntosh
patent: 3556247 (1971-01-01), Shinoda et al.
patent: 3768595 (1973-10-01), Kelly, Jr.
patent: 3851732 (1974-12-01), Wagner et al.

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