Handling: hand and hoist-line implements – Hook – hoistline – or grab type – Load releasing means
Patent
1993-12-28
1995-12-05
Arola, Dave W.
Handling: hand and hoist-line implements
Hook, hoistline, or grab type
Load releasing means
403316, 403319, 403321, 403322, 403324, E04G 500
Patent
active
054722543
ABSTRACT:
A scaffolding hoist coupling for lifting a scaffolding component, the component having an operably connected post fitting having at least two pins extending outwardly. The scaffolding hoist coupling includes a housing having an opening in one end, the housing being configured to receive a portion of the post fitting including the pins. The scaffolding also includes a retaining device proximate the opening for releasably retaining the portion of the post fitting including the pins. A fastening device is connected to the housing for fastening the scaffolding hoist coupling to a hoist line. A method for coupling scaffolding components to a hoist is also discussed.
REFERENCES:
patent: 1740782 (1929-12-01), Ratigan
patent: 2489864 (1949-11-01), Cravener
patent: 2626821 (1953-01-01), Bonget et al.
patent: 3123881 (1964-03-01), Westman
patent: 3294053 (1966-12-01), Emery, Jr.
patent: 3464093 (1969-09-01), Laharty
patent: 3486206 (1969-12-01), McCarthy
patent: 4091640 (1978-05-01), Olkowski, Jr. et al.
patent: 4258888 (1981-03-01), Sawn
patent: 4264098 (1981-04-01), Haake
patent: 4277934 (1981-07-01), Rieck
patent: 4398762 (1983-08-01), Haeussler et al.
patent: 4573725 (1986-03-01), Griffiths
patent: 4585369 (1986-04-01), Manesse et al.
patent: 4708524 (1987-11-01), Goris
patent: 5318375 (1994-06-01), Entrup et al.
patent: 5407293 (1995-04-01), Crainich
"Tube-n-Clamp Scaffold/Crab System Scaffold", Bil-Jax, Inc., Scaffold & Related Equipment, Catalog No. 191, copyright 1991, published on date even with or prior to Dec. 27, 1993.
Arola Dave W.
Chop Andrea
LandOfFree
Scaffolding hoist coupling does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Scaffolding hoist coupling, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Scaffolding hoist coupling will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1369442