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| Number | Title | Issue Date |
| 7131362 | Punching machine and method thereof A punching machine includes a body frame having a table to support a workpiece. First and second work movement positioning apparatuses are mounted at both sides to move and position the workpiece in a direction of axis X. A work head is mounted on the body frame and... | 11/07/2006 |
| 4809956 | Gas torch with articulated and extendable body A gas torch comprises a body with at a first end adjuster valves for connection to fluid supplies and at a second end a torch tip. At the first end there is a support from which the body extends to the tip. The body is made up of sections of rigid tube ar... | 03/07/1989 |
| 4717124 | Steering mechanism for autogenous cutting torch The invention relates to a steering mechanism for an autogenous cutting torch, wherein an autogenous cutting torch (5) is fastened to the end of a steering arm (2) shaped as a long shaft. Steering arm (2) is adapted to be axially movable and rotatable aro... | 01/05/1988 |
| 4583719 | Machine tool for stamping, nibbling and thermal cutting and the like A machine tool for flat workpieces such as sheet material includes at least one work station, a first guidance assembly with a workpiece holding device movable in at least one direction relative to the work station and a second guidance assembly with a wo... | 04/22/1986 |
| 4455015 | Steering apparatus for an autogenous cutting torch A steering apparatus for an autogenous cutting torch for cutting holes of desired shape in flat or curved sheet walls, such as in the wall of a pipe. The steering apparatus comprises a holder arm for an autogenous cutting torch and means for guiding the h... | 06/19/1984 |
| 4411410 | Apparatus for cutting openings in pipes A mechanism is provided for torch cutting openings in pipes wherein the openings are dimensioned according to the size of other pipes to be connected by welding at the opening. The mechanism comprises a frame structure which is adapted to be secured in im... | 10/25/1983 |
| 4366950 | Method and apparatus for cutting stainless steel Gas cutting of a plate material such as of stainless steel or stainless-clad steel is efficiently carried out by advancing a cutting torch along a mild steel bead formed on the material by melting thereon mild steel using a welding torch. When the materia... | 01/04/1983 |
| 4333635 | Follow-up control means in swinging-arm flame-cutting machines The present invention relates to follow-up control means in swinging-arm flame-cutting machines comprising a scanning element which is arranged at outer component arm of the swinging arm carrying the cutting torch, and in coaxial relation to the latter an... | 06/08/1982 |
| 4327898 | Traveling torch What is disclosed is a traveling torch comprising a carriage mounted on wheels and adapted to traverse a track; motor and variable speed traction drive transmission for moving the carriage along the track and carried by the carriage with the weight of the... | 05/04/1982 |
| 4323223 | Apparatus for forming a closed cut surface in a wall of a workpiece The cutting apparatus is used to cut a hole in a workpiece such as a pipe of relatively large thickness. The burner is mounted on a carriage which is reciprocated along a radially directed carrier which rotates about an axis perpendicular to the carrier. ... | 04/06/1982 |
| 4285503 | Apparatus for steam generator tube wrapper spacer and support block removal A spacer and block cutting torch is lowered through the wrapper-to-shell annulus of a removed-top steam generator by addition of vertical sections of hollow-back column by vertical movement of a motorized carriage along a rack-and-guide track extending up... | 08/25/1981 |
| 4264058 | Truck bolster ring renewal system A mechanized truck bolster ring renewal system is described for cutting the worn bolster ring from a truck bolster and for welding a new bolster ring onto the truck bolster. A bolster clamp mechanism is pivotally mounted on a frame and includes means for ... | 04/28/1981 |
| 4256288 | Hole cutting apparatus In one exemplar embodiment, a portable hole cutting apparatus for cutting circular bolt holes in metal plate and the like is disclosed having a base, and a generally upright frame to which is attached a yoke carrying a pair of vertically spaced-apart bear... | 03/17/1981 |
| 4173333 | Variable design torch guide The torch guide comprises a main bar, a pair of work rests dependently mounted on bars which are in turn mounted to the main bar, and a pair of torch clamps which are each dependently mounted on pivots to the main bar. The guide may operate on both flat, ... | 11/06/1979 |
| 4168056 | Torch cutting machine Torch cutting machines of the type embodying a plurality of torches adjustably mounted with respect to a moving conveyor, such that the torches may cut the flange and central web portions of I-beams, structural members and the like. The machine is charact... | 09/18/1979 |
| 4067555 | Heat-shaping apparatus This invention relates to apparatus for cutting or shaping material, as by heat-shaping, wherein the outline of a predetermined pattern is copied on the material which is to be worked on by following the pattern with a follower member whose movement is us... | 01/10/1978 |
| 4040557 | Elliptical seam welding apparatus An apparatus for welding the circumference of an elliptical member is characterized by welding torch movably mounted on a support framework. A turntable rotates the elliptical member at a variable speed so that the travel under the welding torch is consta... | 08/09/1977 |
| 4014495 | Automatic welding apparatus An automatic welding apparatus comprising a workpiece fixture carried by a moving member for rotation about a horizontal axis extending in a back and forth direction, said moving member being provided on a carriage for sliding movement in a lateral direct... | 03/29/1977 |
