Metal deforming – By use of non-deforming work-gripping clamp and relatively... – By individually non-deforming clamps
Patent
1985-09-17
1988-03-22
Larson, Lowell A.
Metal deforming
By use of non-deforming work-gripping clamp and relatively...
By individually non-deforming clamps
72705, B21D 112
Patent
active
047320290
ABSTRACT:
An accident rescue tool adapted for use in aiding removal of an occupant from a wrecked vehicle which has been badly damaged, or is in a position rendering use of known rescue tools difficult, the tool of the present invention preferably being so designed and operable for conjunctive use with known rescue tools which comprise coactive pivotal arms contactible with components of a wrecked vehicle and having activating means to apply forces to the arms for movement and relative displacement of portions of the vehicle to facilitate access to, and removal of, trapped and/or injured occupants of the vehicle, the present tool more specifically is operable for removing and bending a vehicle steering column to permit removal of a vehicle accident victim in a minimum time interval, the tool which can also be referred to as a rescue roller, consisting of telescopic arms, a roller on a free end of one arm and a fixed roller on the free end of the other arm, the bar combination being rigid in use, adapted for placement in numerous areas of the vehicle and adapted for support of two chains, associated with prior rescue tools with the chains being movably supported by and coactive with the rollers on the arm ends.
REFERENCES:
patent: 2691996 (1954-10-01), McNair
patent: 3891187 (1975-06-01), Bearden, Jr.
patent: 4030705 (1977-06-01), Bontrager
Batchelder E. Barron
Larson Lowell A.
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