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4010346 |
Self-propelled tractor for welding and cutting apparatus and the like
A propelled tractor, for welding or cutting apparatus and the like. The tractor has drive and steering wheels and is adapted to support necessary welding or cutting equipment including a guidance...
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4008384 |
Welding apparatus
A system for supporting, guiding and controlling a welding head to maintain the welding head normal to the instantaneous surface contour of overlapping, convoluted metal sheets to weld the same...
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3997757 |
Proportional control for guidance systems, and the like
Means to control the speed of correction of a probe, and a slave such as a torch or welding head, for a welding guidance system, and the like, wherein the response of the probe controls or actuates...
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3983358 |
Scanning device for TIG-spot welding of commutator segment lugs to taps on rotor winding
A scanning device for use in conjunction with TIG spot welding lugs on a commutator to taps on the winding of a rotor includes a scanning arm pivotally mounted on a support which can be actuated...
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3970910 |
Weld tracking mechanism
A system for automatically sensing lateral movement of a longitudinally moving weldment bead has two conical shaped contact rollers mounted on generally parallel shafts, generally at right angles...
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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...
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3924094 |
Welding control arrangement with orbital torch-mounted transducing assembly
An apparatus for controlling deposition of metal from a consumable electrode in a weld groove employs electromechanical sensors which provide information to the apparatus controls. This information...
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3924095 |
Narrow-groove welding
Narrow groove welding wherein a consumable electrode is passed through a heat and electrically insulated welding head inserted in the narrow groove. Movement of the welding head in the narrow...
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3918622 |
Metal bellows welder
Apparatus for welding together the circumferential edges of a preselected pair of adjacent metal diaphrams in a stack of diaphrams assembled on a rotatable arbor wherein a beam of light reflected...
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3873802 |
ELECTOR BEAM WELDING APPARATUS CHICORPORATING A HOLE CENTER LOCATING MEANS
This invention relates to electron beam welding apparatus incorporating means for locating the geometrical center of a hole in a piecepart to be welded into a structure, for example the part may be...
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3867769 |
ARC WELDING SIMULATOR TRAINER
An arc welding simulator is provided for teaching welder trainees how to arc weld quality welds resulting in significant savings of time and material. Specifically, the simulator provides...
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3861574 |
APPARATUS FOR THE PRODUCTION AND/OR TESTING OF WELDED HELICAL SEAM PIPE
A method of producing welded helical seam pipe, made from steel sheet or strip which is wound into pipe formation, is disclosed. Prior to the welding of the wound steel sheet, an optically...
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3858025 |
PATTERN WELDING PROCESS AND CONTROL DEVICE
An arc-seam welding procedure to join two thin sheets in T relationship wherein two infrared sensors disposed on opposite sides of the vertical member detect any welding puddle heat unbalance from...
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3857162 |
METHOD FOR THE PRODUCTION AND/OR TESTING OF WELDED HELICAL SEAM PIPE
A method of producing welded helical seam pipe, made from steel sheet or strip which is wound into pipe formation, is disclosed. Prior to the welding of the wound steel sheet, an optically...
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3855446 |
DEVICE FOR DIRECTING THE MOVEMENT OF WELDING ELECTRODE ALONG THE BUTT OF JOINING PARTS
A device for correcting the position of a welding electrode relative to the joint of parts being welded and to keep in axial relationship the weld seam and the joint, while the seam width is...
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3852562 |
WELDING CRATER FILL MECHANISM
A welding crater fill mechanism is provided with means for positioning welding guns in position for welding between weldment component moving relative to the welding guns, and means to determine...
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3852561 |
CONSTANT SPEED CONTROL FOR AN AUTOMATIC WELDER
A constant speed control is described in combination with an automatic welder wherein the torch is capable of being driven simultaneously by two separate motor drives along two orthogonal axes. A...
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3833788 |
WELD HEAD POSITION CONTROL SYSTEM
A control system adapted to guide a weld head in a welding position along a seam configuration by positioning a probe, which is attached to the weld head, in a closely spaced floating relation to...
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3826894 |
SPOT WELDING APPARATUS FOR WELDING END CONDUCTORS IN CYLINDRICAL ELECTRICAL MACHINE ELEMENTS
A spot welding apparatus connects the coil end strips to commutating bars of an armature. A mixture has a rotating base supporting the armature at the end opposite the commutator. An adjustable top...
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3824366 |
PROCESS AND APPARATUS FOR ANNEALING THE WELD BEAD OF A WELDED METALLIC TUBE
An apparatus for treating continuously welded metallic tubes comprises a ies of longitudinal inductors mounted on movable carriages which are adapted to be pivotal co-axially with respect to the...
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3819902 |
PATTERN WELDING CONTROL DEVICE
An arc-seam welding procedure to join two thin sheets in `T` relationship wherein two infrared sensors disposed on opposite sides of the vertical member detect any welding puddle heat unbalance...
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3809308 |
MACHINE FOR MAINTAINING CONSTANT THE DISTANCE OF A CUTTING OR WELDING TORCH FROM THE WORK PIECE
In a torch cutting or welding machine an apparatus for maintaining constant the distance of the cutting or welding torch from a work piece being cut or welded in which the sensing electrode is...
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3777115 |
APPARATUS FOR CONTROLLING ELECTRODE OSCILLATION
A welding apparatus wherein the welding electrode is moved transversely in oscillating motion across the weld path, the electrode to be capable of dwelling at either the fore or aft point of...
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3775581 |
SEAM TRACKING METHOD
There is herein disclosed a method for controlling the motion of an electron beam gun with respect to a work piece so that the electron beam will follow the path along the seam between the two...
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3775582 |
PROXIMITY CONTROL USING MICROWAVE TECHNIQUES
A system is disclosed combining an arc welder having an electrode with an electromagnetic wave source including an antenna and an interferometer wherein the electromagnetic waves are reflected off...
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3766355 |
APPARATUS FOR USE WITH ELECTRON BEAM WELDING MACHINES
The welding spot produced by radiant welding beam is optically detected and represented by appropriate processing of detector output signal or signals having responded to light emanating from the...
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3758745 |
SUBSTRATE POSITIONED DETERMINATION STRUCTURE AND METHOD
A resistive strip adherently deposited on a substrate is progressively cut by a laser beam while the resistance of the strip is monitored. As the last edge becomes cut, the resistance approaches...
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3757125 |
OPTICAL TRACKING APPARATUS
This invention consists of an optical tracking apparatus comprising a source of parallel light, such as laser, which irradiates the object to be tracked. A light scanning device, which is disposed...
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3748433 |
ELECTRIC WELDING TORCH OSCILLATOR AND GUIDE
A welding head clamping and oscillating assembly is disclosed for use in a welding machine having means for supporting and moving the assembly along a joint to be welded. The assembly includes a...
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3692292 |
CYCLIC METAL CUTTING DEVICE
Cutting torches are actuated transversely to cut into discrete lengths a metal strand that is moving longitudinally. The torches are on a longitudinally movable main carriage. The leading end of an...
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3686463 |
METHOD OF MULTIPLE SPOT WELDING
The invention relates to a method of and apparatus for electric welding using a non-consumable electrode. It envisages the modulated movement of an electrode so that it moves in regular increments...
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3684855 |
PROCESS AND APPARATUS FOR SUBMERGED ARC WELDING
A submerged arc welding process performed on adjacent longitudinal edges of a pipe blank. Two submerged arc welding units are supported on carriages which move on a stationary travel beam over the...
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3657511 |
AUTOMATIC WELDING SYSTEM
An automatic weld programming system is described which is particularly suited for arc welding and in which a plurality of photocells is moved across a program sheet positioned on a console screen....
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3654419 |
TRACK WELDING APPARATUS
Improved adjustable fixture for pipe tack welding apparatus whereby the apparatus can tack weld a pipe section that has a length greater than the length of the apparatus itself by simple adjustment...
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3653292 |
AUTOMATIC CONTOUR TRACING DEVICE
A first arm pivots about a tracing point which is spaced a fixed distance from a steering axis supporting a steering wheel which in turn is spaced at a fixed distance from a common vertical plane...
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3648140 |
ARRANGEMENT FOR ADJUSTMENT OF THE POSITION OF THE SUPPORTING POSTS FOR A CYLINDRICAL BODY UPON WHICH A LAYER OF WELD METAL IS BEING DEPOSITED
An arrangement for adjustment of the position of supporting posts of a cylindrical body in order to compensate for thermal expansion in its longitudinal direction. In the course of depositing a...
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3646311 |
METHOD AND APPARATUS FOR VERTICAL TORCH OSCILLATION INVERSELY TO CURRENT MAGNITUDE
A process and system for welding of the tungsten inert gas (TIG) type is described. A welding torch is mounted on a mechanism which provides for motion of the torch with respect to the work (a pipe...
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3646309 |
SELF-ADAPTIVE WELDING TORCH CONTROLLER
A fully automatic, self-adaptive welding system has been provided for programmed welding applications. The welding torch position, either vertically or horizontally, is generally responsive to a...
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3626145 |
MAGNETIC CONTROL OF ARC ENVIRONMENT
Control means for the arc of an automatic DC electric welding device comprising an electromagnet with its magnetic poles aligned perpendicular to the arc and the seam to be welded and providing a...
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3624343 |
MEMBER DRIVE SYSTEM WITH CONSTANT VELOCITY IN A GIVEN PLANE
A welding electrode is positioned with a specific relationship to a horizontal plane at a constant resultant velocity. An X-axis drive motor and a Z-axis drive motor are connected to drive the...
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3621183 |
SELF-PROPELLED MACHINE FOR SUPPORTING AN OSCILLATING TOOL
Self-propelled machine for supporting a tool which is required to describe a meandering path between the edges of two metal sheets disposed end-to-end, e.g. a welding machine, comprising means for...
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3619552 |
OSCILLATING WELDING ELECTRODE WITH DWELL CONTROL
An automated welding machine has a welding gun support and first drive means for moving the support in a longitudinal direction, second drive means to produce an oscillatory motion of the support...
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3614372 |
TRACER CONTROLLED MACHINING BY ELECTRICALLY INDUCED EROSION
Apparatus effecting machining of a workpiece by electrically induced erosion, through electric discharge machining or electrochemical machining, the machining following an irregular configuration...
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3609288 |
ELECTRON BEAM SEAM-FINDING METHOD AND APPARATUS
The present invention is for a method for determining the point of impingement of an electron beam with reference to the position of the seam between the two parts which are to be welded as may be...
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3602683 |
AUTOMATIC CONTROL MECHANISM FOR PLASMA WELDER
An automatic control device for plasma arc welding by use of a plasma torch fitted with a cathodic electrode and a gas blow nozzle, said torch being movable relative to a welding stock which is...
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3594540 |
TRACKING TRANSDUCER FOR WELDING APPARATUS
A tracking transducer for welding apparatus having a sensing means carried by a welding head, the sensing means including a follower that engages the workpieces to be joined together and follows...
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3582601 |
PROCESS FOR SUBMERGED ARC WELDING
A submerged arc-welding process performed on adjacent longitudinal edges of a pipe blank. Two submerged arc-welding units are supported on carriages which move on a stationary travel beam over the...
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3582607 |
ARC WELDING FOR CONTROLLING WELD PENETRATION
An arc-welding process and apparatus are disclosed in which melting conditions and depth of penetration of the arc are detected to permit control of the welding current, welding speed and the like....
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3567899 |
WELD-PENETRATION CONTROL
In order to provide improved weld-penetration control, the temperature produced by the welding operation is monitored; and resultant control-signals are used to produce improved welding.
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3555239 |
WELDING MACHINE WITH DIGITAL PULSE CONTROL
An integrated programmed automatic welding machine is presented. First, second, third, fourth and fifth independent pulse-actuated position control means respectively move the welding torch 1 up...
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