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| Number | Title | Issue Date |
| 7498541 | Method of assembling motor vehicle body Each of a pair of side members (4) is located relative to an underbody (3) using two locators (16). Each locator is lowered by a lifter (15) and placed on a slide base (18). The slide base is movable along a slide guide (17)... | 03/03/2009 |
| 7291801 | Electrode for projection welding In an electrode for projection welding, an end cover (10) of metal having a through hole (19) is attached to the end of a main body (6) of metal having a cylindrical shape, a guide sleeve (12) of insulation material is disposed in the mai... | 11/06/2007 |
| 7199326 | Jig and method for positioning spot welding electrode A positioning jig for a spot-welding electrode includes an attaching portion for temporarily attaching to a workpiece. A positioning portion of the jig is disposed in parallel to a central axis of the attaching portion and spaced from the central axis. The positioni... | 04/03/2007 |
| 7100271 | Automotive vehicle framing system A vehicle framing system for framing an automotive vehicle body from a plurality of separate body components wherein the body components each include a reference surface. The system includes an assembly station having spaced-apart frame members positioned so that, w... | 09/05/2006 |
| 6941826 | Method and device for detecting abrasions of electrodes in stationary welding gun A method for detecting abrasion of both a moving side electrode (2) and a fixing side electrode (3) of a stationary type welding gun in which the moving side electrode (2) and the fixing side electrode (3) opposed to the moving side elect... | 09/13/2005 |
| 6926653 | Two piece pin and sleeve stripping system A device for separating and stripping waste material from a blank during a carton or envelope manufacturing process is provided. The device includes first and second separating cylinders. At least one pin and sleeve assembly is coupled to the second separating cylin... | 08/09/2005 |
| 6659826 | Manufacturing method for a spark plug First and second guides of a guide jig are removed from a tip in a direction normal to an axial direction of the tip. This surely prevents the guide jig from touching and moving the tip when the guide jig departs from the tip. Accordingly, the welding ope... | 12/09/2003 |
| 6595407 | Flexible framing station tool gate changing method and apparatus A flexible framing system including a framing station disposed along a vehicle body assembly line to receive and hold vehicle bodies for welding. A pair of framing gates is interchangeably supportable at the framing station. A pair of underbody tool suppo... | 07/22/2003 |
| 6420671 | Welding apparatus The present invention can weld two parts of component metal fitting constituting the parts as a welding apparatus used in manufacturing automotive parts such as a strut mount upon positioning and laminating. Furthermore, a welded part can be easily recove... | 07/16/2002 |
| 6373027 | Welding positioning system for seam welding A welding positioning system for seam welding adapted to to simplify a positioning determination of welding portion, thereby reducing working hours for taking the positioning determination and to automatically adjust the degree of lapped portion according... | 04/16/2002 |
| 6339204 | Apparatus for assembling floor of vehicle The floor of a motor vehicle which is assembled in a floor assembly station is transported to a subsequent station using at least two welding robots on each lateral side of the floor assembly station. These welding robots are constituted into dual-purpose... | 01/15/2002 |
| 6303893 | Resistance projection welder and method therefor A resistance projection welder for welding first and second work pieces to each other. The first work piece having a body with opposing sides with at least one projection extending from one of the opposing sides and contacting the second work piece to spa... | 10/16/2001 |
| 6175097 | Ceramic-coated metal guide pin A guide pin comprising a metal core and a generally smooth, non-porous insulative ceramic layer disposed on the metal core. An intermediate layer comprising titanium-carbonitride (TiCN) may be disposed on the metal core, thereby improving bonding of the c... | 01/16/2001 |
| 6087612 | Process for marking industrial products or parts In a process for marking industrial products or parts, a plurality of spot welds serve as carriers of characterizing information, especially in encoded information. Information is encoded in said spot welds by varying the position of each weld relative to... | 07/11/2000 |
| 6065200 | Method for assembling bodywork parts A method for assembling body parts wherein at least two originally separate elements are brought to an assembly station, where they are held stationary with respect to one another and with reference to the assembly station. Supports, uniquely adapted to h... | 05/23/2000 |
| 6008471 | Device for spot-welding of motor-vehicle bodies or subassemblies thereof There is described a welding station for motor-vehicle bodies or subassemblies thereof in which the body side panels are engaged during welding by locking devices arranged in the space between the body sides and carried by two locating gates which are rig... | 12/28/1999 |
| 5902496 | Device for spot welding of structures constituted by metal elements, particularly motor-vehicle bodies or sub-assemblies thereof A welding station, for example for welding motor-vehicle bodies, receives only a part of the structure to be welded from a conveyor line, the remaining components of the structure being assembled with said part at the welding station itself, by using two ... | 05/11/1999 |
| 5895584 | Movable electrode structure of resistance welding apparatus for nut A guide pin of a movable electrode is inserted into a hole of a nut fed to an intermediate position between a fixed electrode and the movable electrode, and the movable electrode is then moved down together with the nut to position the nut on a portion to... | 04/20/1999 |
| 5753884 | Aesthetic orthodontic band and attachment assembly An orthodontic assembly that includes a band and an attachment has one or more spot welds to secure the band to the attachment. The spot welds are characterized by the lack of any outer surface weld deformation that is circular in shape, or that is visibl... | 05/19/1998 |
| 5742022 | Industrial workcell system and method An industrial resistance welding workcell includes a robot controller and robot, a welding control, and an overall workcell control in a form of a programmable logic controller and electronically-controlled electrically-actuator assembly is coupled to the... | 04/21/1998 |
| 5662264 | Method for welding aluminum plates A method for manufacturing a large basically spherical vessel from plane aluminum plates having a thickness in the range from about 20 mm to about 70 mm, comprises (a) forming at least first and second plane plate assemblies by downhand welding together p... | 09/02/1997 |
| 5541384 | Method and apparatus for welding A method of joining a ball member to an end of a cylindrical matrix plunger body by resistance welding thereby to make a plunger for use in a directional control valve for controlling fluid communication in said valve is disclosed. A resistance welder for... | 07/30/1996 |
| 5471029 | Water cooled resistance welding assembly A water cooled resistance welding assembly includes a tubular housing with an internal coolant system for efficiently removing heat from the inboard surface of a flat faced electrode for resistance welding either studs or nuts.... | 11/28/1995 |
| 5400943 | Device for spot welding of structures formed of pressed sheet metal elements In a welding station, particularly for motor-vehicle bodies, the elements to be welded are locked in a precise position by locking devices carried by locating gates. There are provided a number of pairs of locating gates, corresponding to the number of di... | 03/28/1995 |
| 5397047 | Device for spot welding of structures constituted by sheet metal elements, particularly motor-vehicle bodies In a welding device for motor vehicle bodies there are provided a number of pairs of locating gates adapted to operate on different models of body. In the work position, each pair of locating gates can be selectively coupled to a plurality of auxiliary fi... | 03/14/1995 |
| 5313695 | Process and device for body assembly with lateral tools that can be interpositioned A process and device for interpositioning the tools of a body assembly machine which includes departing from all the intermediate mechanisms for putting these tools in place, from the function of their geometric referencing, so as to impart to the tools t... | 05/24/1994 |
| 5259675 | Ceramic guide pin A ceramic guide pin having a guide portion, wherein at least the guide portion has a surface so shaped, microscopically, that top portions of outwardly projected portions of the surface are in the shape of gently curved surfaces. The ceramic guide pin can... | 11/09/1993 |
| 5185508 | Welder locator alignment fixture A machine that resistance welds a valve seat member (14) to a guide member (12) while they are accurately aligned by a locator pin (56). Adjusting mechanism (60) permits limited gimbaling of the locator pin so that replacement and realignment of a new loc... | 02/09/1993 |
| 5130511 | Method of and apparatus for welding panel with space defined therein An automobile side panel with a space defined therein is welded by positioning a plurality of outer panel components with a plurality of first clamping mechanisms, welding the positioned outer panel components into an outer side panel member, positioning ... | 07/14/1992 |
| 5123161 | Apparatus for setting car body components in motorcar body assembling line An apparatus for use in a motorcar body assembling line for setting car body components including a floor panel, a roof panel, and side panels on a set carrier in a predetermined positional relationship in a setting station at a starting end of the assemb... | 06/23/1992 |
| 5093977 | Device for processing differently shaped workpieces A device is provided for the automatic processing of differently shaped workpieces having a controlled tool-changing capability which permits a quick change of the set of tools in the device. This enables optimum adjustment of the tools to be made economi... | 03/10/1992 |
| 4946089 | Process for interpositioning of tools of a body assembly machine For precisely positioning a vehicle body relative to robots which spot weld the vehicle body, the vehicle body is mounted on a lower tool which is rigidly connected to front and rear upper tools which are selected from a tool magazine as a function of the... | 08/07/1990 |
| 4912843 | Method for repairing interconnect interruptions A method for repairing interconnect interruptions with congruent preforms. Congruent preforms that bridge an interconnect interruption are utilized for repairing interconnects whose width lies in the range from 50 through 70 μm and whose course is fashio... | 04/03/1990 |
| 4912294 | Method of controlling electrode tip of welding gun in automatic welding machine The opening degree of the two arms of a welding gun movable by a robot to a plurality of welding spots, each of the arms being equipped with an electrode tip, is detected when the arms are closed with no work clamped between them and compared with a lower... | 03/27/1990 |
| 4908938 | Method for repairing interconnect interruptions by bridging with congruent preforms A method for repairing interconnect interruptions. Faults at the interconnects occurring in manufacturing processes of printed circuit boards were previously repaired with suitable methods. The fashioning of the interconnects in a meander form and their m... | 03/20/1990 |
| 4864095 | Apparatus for assembling a mesh ring for a catalytic converter An apparatus for assembling a tubular mesh ring annularly interposed between a tubular casing in a catalytic converter and a columnar catalyst unit inserted therein, the mesh ring alternately having a plurality of crests and roots extending incliningly wi... | 09/05/1989 |
| 4844326 | Method of and system for assembling vehicle bodies A system for assembling a vehicle body has a panel handling device provided with a panel holding tool for holding a body panel and a first welding gun for welding the body panel to a vehicle body. A robot has a connecting mechanism to which the panel hand... | 07/04/1989 |
| 4845333 | Welding method and apparatus Disclosed is an electric welding method and apparatus using resilient means such as springs for supporting a work to be welded. The work can be set at a desired level at which required welding is to be effected, by yieldingly compressing the springs with ... | 07/04/1989 |
| 4728766 | Welding machine for welding tongues onto sheet-metal parts For welding tongues (12) onto sheet-metal parts (10), particularly tear-open can parts, a welding machine having at least one pair of welding electrodes (62, 63) is provided. The sheet-metal parts (10) can be moved through the machine steps between the we... | 03/01/1988 |
| 4689464 | Apparatus for manufacturing rings An assembly apparatus for assemblying rings comprises a support (10, 11, 12); and a ring shank holding stud (20) connected to the support, the stud (20) including an electrically conductive portion for receiving a metallic ring shank thereon. An electrode... | 08/25/1987 |
