Material or article handling – Elevator or hoist and loading or unloading means therefor – Convertible attachment
Patent
1990-03-15
1991-07-23
Spar, Robert J.
Material or article handling
Elevator or hoist and loading or unloading means therefor
Convertible attachment
294 871, 2941191, 414621, B66F 918
Patent
active
050339338
ABSTRACT:
A carton clamp load having a pad on the inner side for clamping a load, a first spring beam positioned outside of the pad and supported from its back end, and a second spring beam positioned outside of the first beam and supported at its back end. A uniform distribution of load is provided by supporting the front end of the pad adjacent the front ends of the first and second beams and supporting the back end of the pad vertically from the first beam and horizontally from the second beam.
REFERENCES:
patent: 2681162 (1954-06-01), Ehmann
patent: 2727779 (1955-12-01), Phillips
patent: 2782066 (1957-02-01), Lord
patent: 2819113 (1958-01-01), Phillips
patent: 2956700 (1960-10-01), Quayle
patent: 3145866 (1964-08-01), Farmer et al.
patent: 3182837 (1965-05-01), Farmer et al.
patent: 3370880 (1968-02-01), Carliss et al.
patent: 3400965 (1968-09-01), Olson
patent: 4540211 (1985-09-01), Masserang
Morris, Jr. Carl A.
Sinclair Stuart W.
Dinicola Brian K.
Long Reach Holdings, Inc.
Spar Robert J.
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