Traversing hoists – Having vertically swinging boom – Having means to swing boom vertically
Patent
1991-12-12
1992-10-27
Peters, Jr., Joseph F.
Traversing hoists
Having vertically swinging boom
Having means to swing boom vertically
B66C 2300
Patent
active
051581892
ABSTRACT:
A boom support system such as those used on various hoisting equipment, such as cranes or the like, mine scaling equipment and other equipment utilizing telescopic booms. The boom support system includes a plurality of longitudinally extending support rails spaced circumferentially of the telescopic boom components with radially adjustable slides on the telescopic boom components engaged with the rails for guiding and supporting the telescopic components during their telescopic movement.
REFERENCES:
patent: 3719404 (1973-03-01), Sterner
patent: 3782790 (1974-01-01), Benkowski
patent: 4759452 (1988-07-01), Faint et al.
patent: 4781882 (1988-11-01), Salton et al.
Fugate Jerry L.
Watson Ronald L.
Avila Stephen P.
Peters Jr. Joseph F.
Watson Brothers Industries, Inc.
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