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Match Document Document Title
6927360 Method for continuously regulating or tracking a position of a welding torch or a welding head  
The invention describes a method of continuously controlling and tracking a position of a welding torch ( 10 ) and welding head relative to a weld seam to be produced on a workpiece ( 16 ), whereby...
6822195 Automated weld location system for vehicles  
An automatically weld locating system locates welds on a subassembly including first and second components. First and second finite element analysis models of the first and second components are...
6713710 Apparatus and method for trackless movement and full penetration arc welding  
An apparatus, system and related method are disclosed for performing trackless movement and full penetration welding along a weld line, irrespective length and configuration of a butt joint. A...
6627848 Guide device for electric arc torch welding  
A guide device for an electric arc torch having an insulator surrounding a contact tip through which a welding wire extends includes a sleeve having a first end for receiving the insulator and a...
6559405 Positioning device for welding electrode  
A positioning device for positioning a welding electrode near objects to be welded. A laser projects a light ray which is affixed to, and has a known spatial relationship with, the electrode. The...
6155475 Method for automatic multi-layer welding  
In a method for automatic multi-layer welding of a joint formed by two joint surfaces according to which method the contour of the joint in a number of cross-sections is established by means of a...
4857700 Control apparatus for automatic arc welding machine  
The arc current is divided into two areas each corresponding to a 1/4 period of weaving, the two areas are compared with each other, and an area corresponding to a predetermined time period at the...
4816641 Automatic arc-welding method  
An automatic arc-welding method, which comprises, when welding two objects to be welded together by means of a welding wire along a groove formed between the objects to be welded, continuously...
4728774 Automatic welding machine correcting for a varible groove width  
An automatic welding machine which welds two materials separated by a groove that may be of varying cross-section along its length. Cross-sections at the two ends of the welding line are input by a...
4704513 Groove tracing control method for high-speed rotating arc fillet welding  
A groove tracing control method for a fillet welding effected by rotating a welding torch and thereby rotating an arc at a high speed. The groove tracing control of the welding torch is effected in...
4658112 Welding control by power integration  
This invention relates to automatic welding of confronting edges of two bodies between which is a groove to be filled with a material and, more particularly, to conditioning, processing and use of...
4639573 Automatic groove tracing control method for arc welding  
A control method in which during arc welding a welding torch is moved in its axial direction so as to maintain the arc current or welding current at a predetermined value and thereby maintain the...
4639575 Three o'clock narrow groove welding apparatus  
A three o'clock welding apparatus, wherein a lateral butt welded joint is formed by carrying out welding in a narrow groove. The narrow groove is inclined with respect to the horizontal in such a...
4633059 Method and apparatus for welding line tracer control  
A relative weaving motion of a welding torch relative to a weld line is given to a welding torch, by way of composing a weld main path vector for a relative movement of the weld torch along the...
4621185 Adaptive welding apparatus having fill control correction for curvilinear weld grooves  
An adaptive welding apparatus has an optical sensing system for detecting the cross sectional configuration of a weld groove by linearly scanning a monochromatic light source across the groove...
4617504 Positioning device  
The invention relates to an adaptive control tool holder for fixing to the end of the carrier of a robot, controlling the displacement of said end in accordance with a stored path. The tool holder...
4608481 Method of automatically controlling height of a weld bead  
A welding control method in which a deviation of a groove line or variation of a groove width is detected by utilizing the characteristics of a welding arc itself without using a separate sensor...
4590355 Method of controlling multi-layer welding  
In the multi-layer welding of a joint of two pieces of metal to be welded by arc welding, the proper number of passes and the desired tracing positions of a welding torch for each layer are...
4587398 Weld line system and method for control  
A system and method for weld line profile control wherein an electrical quantity corresponding to the arc of a welding torch is detected and the deviation between the electrical quantity and a...
4577089 Automatic welding machine  
The automatic welding machine has a pair of closely spaced magnetic rollers which grip the surface of a workpiece and which are driven to rotate the workpiece. The workpiece may rest on a support...
4570049 Band welding installation for joining plates, sheet bars, and bands  
A band welding installation includes a welding machine having a control device and a welding torch for joining ends of pieces in a band processing line transverse to the direction of the band run....
4544825 Adaptive control system for welding inverted seams  
Method and apparatus for welding edge joints such as turbine blades and the like, including adaptive tracking circuitry for maintaining the center of oscillation of the welding electrode...
4540870 Machine for electric arc welding and air carbon arc gouging on vertical curved or straight walls  
A portable machine for electric arc welding and air carbon arc gouging on vertical wall surfaces is disclosed. A table-mounted carriage arm carrying a vertical positioning assembly for welding...
4531192 Apparatus and method for sensing a workpiece with an electrical arc  
Apparatus and method for sensing the topography of a workpiece with an electrical arc by measuring a parameter of the electrical arc signal as an electrode is scanned across the surface of the...
4525619 Automatic weld line following method  
An automatic weld line following method for use with an arc welding method of welding a work by feeding a consumable electrode toward the weld line of the work through the tip of a welding torch...
4508953 Method of multi-layer welding  
A method of multi-layer welding in which the welding operation is performed according to a path of welding defined by interpolating a plurality of instructed points by a suitable line, the method...
4495400 Method and apparatus for positioning a welding torch in automatic electric welding  
This invention relates to automatic welding of confronting edges of two bodies between which is a groove to be filled with filler material and, more particularly, to conditioning, processing and...
4491718 Template-matching adaptive control system for welding  
A template-matching adaptive control system for welding comprising noncontacting means for sensing the lateral profile of a weld joint while the welding electrode moves laterally across the joint,...
4485291 Method for controlling the position of welding electrode in arc-welding with weaving  
An arc-welding method, which comprises: arc-welding objects of welding together along the line of a groove formed between said objects of welding by continuously moving a welding electrode along...
4468695 Robot  
A robot comprises a platform, a movable arm capable of moving to the platform for operation based on the information prestored in a memory, a working assembly provided movably to an end of the arm,...
4434352 Arc welding method for automatically reversing a welding torch in the width direction of the groove at a set position  
In an automatic arc-welding method, which comprises: continuously moving a carriage along the longitudinal direction of a groove formed between the objects of welding; reciprocally moving in the...
4417126 Method of controlling a weaving path of a welding torch in arc welding with a consumable electrode  
A method for controlling a weaving path of a welding torch to trace a welding line in consumable electrode arc welding, including: detecting in a rightward weaving stroke of weaving motion a...
4410786 Method of aligning a welding torch with a seam to be welded and of welding such seam  
A method of locating and welding a seam with a welding torch includes the steps of swinging the welding torch transversely of its feed direction, moving the torch at an angle of up to 30° with...
4380695 Control of torch position and travel in automatic welding  
To maintain control of arc position in travel along a predetermined welding path, wherein the arc or equivalent heat source is given at least a minimal lateral reciprocation, an electrical...
4365132 Welding apparatus for polygonal cross-sectioned tubing  
A welding apparatus which is designed to weld together tubular members having any exterior configuration. The welding electrode is mounted on mounting structure which in turn is movably mounted...
4350868 Follow-up control apparatus for controlling the movement of a welding weaving device  
A method and apparatus for follow-up controlling the weaving movement of a weaving device in consumable electrode type arc welding, in which welding currents at both ends of the left and right side...
4316075 Automatic welding position control method, and device  
A welding method in which a pair of base metals are welded together by swinging the welding torch right and left, and a device for practicing the method. In the method, the arc current is...
4249061 Method and apparatus for arc welding  
A process for adjusting a welding torch with respect to a weld joint formed between two workpieces is disclosed, including determining operating quantities for arcs located in at least two...
4249062 Apparatus and method for sensing welding point in automatic welding apparatus  
An automatic welding apparatus comprises a welding torch including an electrode and a fixture for fixing a workpiece, and a relative positional relation of the welding torch and the workpiece...
4242620 Automatic welding line tracing method and apparatus  
An automatic welding line tracing method and apparatus for causing a welding torch to follow the welding line by using a single non-contact-type sensor for detecting the welding line which is...
4169224 Apparatus for obtaining feedback signals for controlling a parameter of an arc welding machine  
Apparatus is provided for controlling a parameter of an arc welding machine, such as the height and/or the lateral position of the welding tool. The apparatus includes a parallel circuit having...
4149061 Apparatus for continuously cladding a dished surface  
Apparatus which rotates and tilts a dished surface and moves a welding head in unison therewith to continuously deposit weld metal at the bottom dead center of the dished surface to clad the surface.
4118620 Computerized system for translating a torch head  
A computerized system for translating a torch head tip at a constant travel speed along a contoured workpiece including a driven skate characterized by an elongated bed, a pair of independently...
4115684 Portable, programmable manipulator apparatus  
A manipulator apparatus having a manipulator arm movable in a plurality of axes is programmed to perform a desired sequence of operations over a desired path. The programming is accomplished by an...
4015086 Hinged welding machine  
A traveling carriage is adapted to support and guide a welding head, a propelling apparatus, a wire feed mechanism and a reel for winding a continuous length of welding wire thereon. The welding...
3958098 Apparatus for automatic and vertical fillet welding  
The invention relates to an apparatus for automatic fillet welding. The apparatus has a runnable motor-driven carriage which carries a multi-stage telescopic unit which mounts a lateral slide unit...
3781510 APPARATUS FOR WELDING INTERRUPTED SEAMS  
Welding apparatus is traversed along a weld gap to be welded, from one interruption of the required weld seam to another such interruption. Incident thereto, the apparatus is manipulated so that...
3740526 METHODS OF WELDING TOGETHER SHEETS TO FORM WALLS, TANKS OR THE LIKE  
In welding together metal sheets to form walls, tanks or the like, a connecting strip is used which supports a rail spaced from its edges and which serves as a track for mounting a welding machine....
3709423 AUTOMATIC WELDING APPARATUS  
An automatic welding apparatus for applying a weld to the intersection between a pair of plates. A guide is situated at the intersection to guide a welding unit which will deposit the weld at the...
3704822 APPARATUS FOR FORMING T-WELDS BETWEEN MUTUALLY PERPENDICULAR PLATES  
A welding apparatus for forming T-welds between a base plate and a plurality of reinforcing plates perpendicular thereto. Each of the latter reinforcing plates has an edge engaging a surface of the...
Matches 1 - 50 out of 81 1 2 >