Metal deforming – By use of non-deforming work-gripping clamp and relatively... – Clamp is active metal-deforming element
Patent
1979-01-05
1981-10-27
Larson, Lowell A.
Metal deforming
By use of non-deforming work-gripping clamp and relatively...
Clamp is active metal-deforming element
72705, B21D 112, B21D 114
Patent
active
042966248
ABSTRACT:
Accessory is disclosed, in its preferred form, for use in conjunction with an apparatus for repairing and straightening vehicles having a support surface for supporting vehicles thereon. The support surface includes an array of regularly shaped apertures which extend vertically therethrough. A unibody clamp is disclosed including adjustable jaws for removably gripping the pinch weld of a unibody frame. A first connector member is further provided on the clamp for allowing the use of a down pull member including a chain directed to the clamp by a rotatably mounted pulley. The down pull member is removably attached to the support surface by an attachment member which extends into a selected support surface aperture and allows self-alignment thereof in the support surface.
REFERENCES:
patent: 1676263 (1928-07-01), Hawkins
patent: 2674774 (1954-04-01), Modrey
patent: 3070042 (1962-12-01), Dunlap
patent: 3108629 (1963-10-01), Jenkins
patent: 3131747 (1964-05-01), Junkins
patent: 3149660 (1964-09-01), Smith
patent: 3252681 (1966-05-01), Watts
patent: 3377834 (1968-04-01), Latuff et al.
patent: 3689030 (1972-09-01), Backus
patent: 3888100 (1975-06-01), Chisum
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