Device for lifting and tilting concrete panels

Details Device for lifting and tilting concrete panels Device for lifting and tilting concrete panels

1981-08-03

1983-08-16

Cherry, Johnny D.

Handling: hand and hoist-line implements

Spacing hoist bar or frame

Load gripping units

294 67BB, 294 67BC, 294 88, 414783, B66C 142

Patent

active

043987613

ABSTRACT:
A device for both lifting and dumping of core material from long hollow core concrete panels. The device utilizes a pair of retractable clamp members to engage the longitudinal groove in the side of the panel.

REFERENCES:
patent: 2205023 (1940-06-01), York
patent: 3161431 (1964-12-01), Francis
patent: 3206534 (1965-09-01), Vogele et al.
patent: 3685667 (1970-08-01), Dempsey
patent: 3687300 (1972-08-01), Andersson
patent: 3858928 (1974-01-01), Gottlieb et al.
patent: 3899205 (1975-08-01), Lanigan et al.
patent: 3976205 (1976-08-01), Goransson
patent: 3980190 (1975-10-01), Paterson
patent: 3983926 (1976-10-01), Muller
patent: 4105240 (1978-08-01), Steenson et al.
patent: 4111310 (1978-09-01), Stobb
patent: 4236744 (1980-12-01), Reinders

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