초록 ▼

An electromagnetic device for straightening dents in automotive vehicle bodies and the like comprises a carriage on which is mounted a boom means for positioning an electromagnetic head at selected positions about the sides and top of a vehicle body. Control and power apparatus including electric po

An electromagnetic device for straightening dents in automotive vehicle bodies and the like comprises a carriage on which is mounted a boom means for positioning an electromagnetic head at selected positions about the sides and top of a vehicle body. Control and power apparatus including electric power and a hydraulic fluid supply are mounted on the carriage, and quickly adjustable brace means are provided to engage the vehicle body adjacent a damaged area for bracing the body against the pull of the magnet.

대표청구항 ▼

A sheet metal body pulling device for pulling out an indented part of a sheet metal body, said body pulling device comprising: a movable carriage; a rod-like pulling member and means for mounting said member on the carriage; hydraulic means secured on said mounting means for selectively moving the p

A sheet metal body pulling device for pulling out an indented part of a sheet metal body, said body pulling device comprising: a movable carriage; a rod-like pulling member and means for mounting said member on the carriage; hydraulic means secured on said mounting means for selectively moving the pulling member in directions along its axis, said hydraulic means including a hydraulic cylinder, a piston in the cylinder and a piston rod extending from the piston and functioning as and constituting said pulling member; magnetic means affixed to the end of the pulling member remote from said cylinder for releasable coupling to a body in an area to be pulled; and bracing means mounted on the cylinder of the hydraulic means for abutting against the body around the area to be pulled to provide a counter-force.