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| Number | Title | Issue Date |
| 7378051 | Method and apparatus for slitting steel slabs A cutting table assembly for oxy cutting comprising a cutting table having a slab loading face and mounted for pivotal movement between a loading position in which the loading face is generally horizontal and a cutting position in which the face is oblique, and a pa... | 05/27/2008 |
| 7197810 | Transport system In a transport system for flow line production, especially in the car manufacturing industry, workpieces are movable along at least two first guides between working stations in transportation direction. At least one working station is configured as a screwing and/or... | 04/03/2007 |
| 7166938 | Horizontal and vertical transportation system using permanent magnet excited transverse flux linear motors Disclosed herein is a horizontal and vertical transportation system using permanent magnet excited transverse flux linear motors which is capable of linearly transporting an object in the horizontal direction and in the vertical direction using permanent magnet exci... | 01/23/2007 |
| 6712911 | Flame-cutting of cold or hot slabs using one or more oxycutting torches The invention concerns a procedure for flame-cutting a slab using at least one oxycutting torch at a workstation and a device for implementing this procedure. The slab and the oxycutting torch are moved in relation to each other, with the slab arranged in a cutting ... | 03/30/2004 |
| 6245284 | Head fitter A device for fabricating a tank head prior to attachment to a tank. A movable turntable of the invention holds the tank head horizontally on its rotatable top surface. The movable turntable travels on rails so that is can move the tank head under an overh... | 06/12/2001 |
| 5256217 | Multi-surface flame hardening machine and process An apparatus (10) for heat treat hardening multiple wear surfaces (24,26,28) of a metal workpart (14). Flame burners (38) and associated trailing quenches (36) travel along a linear and vertical path (13) across the workpart (14) to flame harden the wear ... | 10/26/1993 |
| 4824078 | Magnetic streamlining and flow control in tundishes A strong magnetic field, for example in the range of 500-50,000 Gauss, is applied across a tundish feeding continuous casting machines. The magnetic field, substantially perpendicular to the principal direction of flow within the tundish, provides very ev... | 04/25/1989 |
| 4755232 | Method and apparatus for mechanically controlling the flame cutting and/or connection welding of workpieces A method and apparatus for mechanically controlling the flame cutting and/or connection welding of workpieces. The difficulty encountered during the mechanized burning of holes in vessels, containers or tanks and the welding of connecting members into the... | 07/05/1988 |
| 4349182 | Tape-controlled metal cutting apparatus Apparatus for cutting a metal workpiece including pipe in any desired shape and in a cutting cycle governed by a numerical controller having a plurality of separate output control signal channels. The apparatus is highly versatile and automatically operab... | 09/14/1982 |
| 4298189 | Apparatus for the continuous hardening of pump casings The invention relates to an apparatus for the continuous hardening of pump casings by means of flame hardening, with or without modifications to the core characteristics. As a result the life of the thus treated pump casing is considerably increased, even... | 11/03/1981 |
| 4288680 | Apparatus for cutting mould notches for strip steel cutting tools Apparatus for cutting notches in the outer surface of a cylindrical drum includes a machine frame, and a laser cutting set which provides a laser beam to cut the notches in the drum. The notches are provided to allow sheet steel strips to be later fitted ... | 09/08/1981 |
| 4274621 | Tubes and structures formed thereby A method and apparatus are disclosed for shaping an end of a tube in a configuration such that it may be joined to the surface of another body as by welding. The method disclosed involves profiling the end of a tube to conform to the surface of a body to ... | 06/23/1981 |
| 4219370 | Apparatus and method for cutting and beveling pipe ends Apparatus for cutting a pipe end for intersection with another surface comprising a horizontally positioned and movable boom, roller means to support and axially rotate a horizontal pipe parallel to the boom, a photocell scanner mounted on the boom and po... | 08/26/1980 |
| 4148467 | Pipe cutting and welding apparatus A pipe having a guide pattern or template mounted on and surrounding it is rotatable about its longitudinal axis while a pattern follower actuates a cutting or welding tool to move longitudinally as the pipe rotates. The follower and tool are carried by a... | 04/10/1979 |
| 4127256 | Flame-cutting apparatus A flame-cutting apparatus comprising a burner guided for movement around a rotating pipe to travel along a curved path along the surface of the pipe corresponding to the line of intersection of two pipes. The burner is pivotably supported on a guide for m... | 11/28/1978 |
| 4081651 | Apparatus method for welding tank sections Apparatus is disclosed for supporting and rotating a pair of hollow tank sections of generally circular cross section, including scalene frusto-conical tank sections, during welding of the sections in end-to-end abutting relation to form an elongted tank.... | 03/28/1978 |
| 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 |
