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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7315000 | Electronic module with dual connectivity An electronic module includes electronic circuitry and first and second connection mechanisms, both operationally connected to the electronic circuitry, for mounting the module in a larger electronic device by different respective methods. Preferably, the first conn... | 01/01/2008 |
| 7259351 | Heat treating assembly and method The subject invention provides a heat treating assembly. The heat treating assembly comprises a laser, a substrate, and a tool. The laser emits laser energy directed toward the substrate and the tool. The substrate absorbs the laser energy and produces heat energy w... | 08/21/2007 |
| 7093746 | Coated stencil with reduced surface tension A stencil used for printing solder paste on a contact pad of a printed wiring board has interior surfaces that define one or more apertures through the stencil. Those interior surfaces are coated with a material, such as parylene, having a lower surface tension than... | 08/22/2006 |
| 7066375 | Aluminum coating for the corrosion protection of welds A method for coating and an associated assembly including such a coating are provided. The assembly includes a workpiece defining a weld portion, such as a friction weld joint and a heat affected zone. A coating is disposed on the weld portion to at least partially ... | 06/27/2006 |
| 7028881 | Method for providing removable weld backing Method for welding objects having limited backside access to a cavity behind a region to be welded. The method includes inserting a fugitive backing material in an installation state into a first portion of the cavity proximate the region to be welded and then trans... | 04/18/2006 |
| 6651869 | Methods and electronic board products utilizing endothermic material for filling vias to absorb heat during wave soldering A method of wave soldering a circuit board while avoiding reflow of a solder joint on the topside of the board from heat conducted from the solder wave through at least one via in the board in heat conducting relation with the topside solder joint, compri... | 11/25/2003 |
| 6398100 | Back-up clamp A back-up clamp suitable for backing up a weld to be formed between adjacent pipe lengths in a pipeline, the clamp having a rigid clamp body, at least one set of clamping members mounted upon the clamp body, a set of back-up shoes mounted upon the clamp b... | 06/04/2002 |
| 6164904 | Assembly for brazing a stator component of a gas turbine engine and method brazing articles such as an abradable material to a stator of a gas turbine engine A method and assembly useful in metal joining processes is disclosed which blocks the deposition of molten metal in openings. The method and assembly employs mica material with a binder to block the flow of molten metal. In one detailed embodiment, the mi... | 12/26/2000 |
| 6156408 | Device for reworkable direct chip attachment The method (400, 500) and device (200) for reworkable direct chip attachment include a thermal-mechanical and mechanical stable solder joint for arranging connection pads on a top surface of the circuit board to facilitate connection for electronic elemen... | 12/05/2000 |
| 5887779 | Solder sleeve having improved heat transfer characteristics and method therefor A high performance soldering sleeve having improved heat transfer characteristics. The soldering sleeve has a continuous winding of solder coils positioned within a heat shrinkable tubular member. The solder coils, having a proper flux to solder ratio whi... | 03/30/1999 |
| 5873512 | Application of low temperature metallurgical paste to form a bond structure to attach an electronic component to a carrier A method of forming a bond structure for use with integrated circuits and semiconductor electronics and carrier assemblies is disclosed. Metallurgical paste is screen printed through a stencil and the stencil is left in place during the reflow process. Th... | 02/23/1999 |
| 5624067 | Method and apparatus for weld joining pipe sections A method and apparatus for groove weld joining pipe sections along a rotating preform having a circumferential groove thereon along which the preformed adjoining pipe sections are located to form a weld in the joining area and a underbead in the groove of... | 04/29/1997 |
| 5511721 | Braze blocking insert for liquid phase brazing operations A preform insert for use in preventing the flow of a braze or solder material into a void in an article during a brazing or soldering operation. The insert is particularly suited to brazing techniques for repairing stator vanes of a gas turbine, though eq... | 04/30/1996 |
| 5451741 | Backing strip for welding technology The invention provides a backing strip for welding technology which can be adapted to a large variety of welding methods and applications and is fully effective also in non-horizontal positions. This is obtained in that the more easily meltable forming la... | 09/19/1995 |
| 5435480 | Method for filling plated through holes Plated thru holes in a printed circuit card or board are filled with solder to provide as void free as possible solder fill. According to one method, an adhesive film is provided on the bottom side of a circuit card or board containing plated thru holes. ... | 07/25/1995 |
| 5364012 | Method of producing metal encapsulated plastic tank systems A method of forming a tank system and a tank system formed thereby wherein the tank system comprises a plastic tank covered by a metal shell. The inventive method comprises the steps of: (a) covering a first portion of the plastic tank with a first metal ... | 11/15/1994 |
| 5356067 | Internal line up clamp An improved internal line up clamp (10) is disclosed which has an integral back up ring (12). A first set of pipe clamps (22) move radially outward to engage the inner surface of a first pipe (14). A second set of pipe clamps (62) and a set of back up rin... | 10/18/1994 |
| 5178317 | Welding method for pneumatic outlet bottom cover assembly A method of creating a weld joint between two metal members (B1, B2). The members have coincidentally configured abutting edges (E1, E2), first surface (1A, 1B) which are adjacent to and on one side of the edges, and second surfaces (2A, 2B) which are adj... | 01/12/1993 |
| 5167362 | Butt-splicing method To splice two metal tapes by means of a solder wire that is thicker than the tapes themselves, their terminal edges are positioned upon one electrode, a spacing shim is inserted upon one of the tapes, another electrode is lowered onto the shim, the wire i... | 12/01/1992 |
| 5158225 | Backing tool for welding A hand held backing plate tool for the welding repair of holes in sheet metal panels includes a demountable backing plate which may be selected with a size and shape adapted to fit the contour of the panel adjacent the hole to be repaired. The selected ba... | 10/27/1992 |
| 5152702 | Through board connector having a removable solder mask A solder mask is useful in the preparation of circuit boards when the boards are to be subsequently stacked and a removable plug supported by the solder tail of the contact initially joined to the board affords facile manufacture of the contacts and solde... | 10/06/1992 |
| 5137202 | Pipe joint lead stop and method An article for providing a barrier between solder in a piping joint and the interior of the piping joint so that drinking water flowing therethrough is not contaminated by lead particles resulting from water flow erosion of the solder. The barrier article... | 08/11/1992 |
| 5135154 | Reusable stud welding ferrule containing boron nitride A welding accessory which includes an arc shield having outer and inner peripheral surfaces such that a weld can be formed within the inner peripheral surface as the arc shield shields the weld form external air during forming of the weld. The arc shield ... | 08/04/1992 |
| 5125559 | Apparatus and method for butt-splicing metal tapes Means and method are presented for butt-splicing two metal tapes by confining molten solder between two carbon electrodes while the tape edges are moved together.... | 06/30/1992 |
| 5110031 | Weld suporting ring for pipes For internally supporting the annular weld during welding together of two pipe ends of two pipes extending mutually in line a weld supporting ring is used consisting of ring pieces comprising at least one supporting body of ceramic material bounding the o... | 05/05/1992 |
| 5104030 | Inline splicing of brittle superconductors An inline splicing system for brittle conductors which is comprised of a superconductor core, a superconductor coil having a length of conductor wound upon it with a terminal end, a supply spool of compatible conductor having a terminal end, both conducto... | 04/14/1992 |
| 5098007 | Method of manufacturing a vehicle body A method of manufacturing a portion of a vehicle body, with the portion being at least part of one of a side, an end, a roof, and a floor plate of the body. The method comprises the steps of providing extruded metal plates formed of a light alloy metal wi... | 03/24/1992 |
| 5090612 | Method of fabricating a pressure vessel for a metal oxide-hydrogen battery A method of fabricating a metal pressure vessel for a metal oxide-hydrogen battery. A straight length of metal having a generally T-shape cross section is formed into circular configuration and the abutting ends of the strip are welded together to form a ... | 02/25/1992 |
| 5082166 | Connector beam joining method A connector/beam joining method for joining a beam and a connector having a base plate and a projection, both formed into a T-shape in cross-section, in which the edge of a welding groove provided on the end of the projection of the connector is matched w... | 01/21/1992 |
| 5030616 | Method for producing an elongated sintered article Improvement in a method for producing a sintered elongated article by the steps comprising filling a metal pipe with a material powder, carrying out plastic deformation of the metal pipe and then subjecting the material powder in deformed metal pipe to si... | 07/09/1991 |
| 5024371 | Welding process A process is described in which a weld in Aluminum alloy is produced without cracks and porosity; or, cracks and porosity is reduced to a low acceptable level. Thus, the process eliminates or reduces the need of non-destructive testing and re-work which u... | 06/18/1991 |
| 4943001 | Tube-type vessel having crevice-free joints and method for manufacturing the same A tube-type heat exchanger has two tubesheets, each provided with a multitude of bores, and tubes which extend between the tubesheets at their bores, their hollow interiors opening into the bores. Each tube at its ends is joined to the tubesheets along fi... | 07/24/1990 |
| 4896814 | Method of welding inside a groove machined in a solid steel part, and utilization of the method for repairing a cracked rotor A method of welding in a groove (1) machined in a solid alloyed steel part, characterized in that bottom passes (2) are performed and then each wall (11, 13) of the groove (1) is faced with low alloy steel filler material, heat treatment is performed so a... | 01/30/1990 |
| 4850524 | Vertical strip clad welding method and apparatus Method and apparatus for vertical strip clad overlay welding. The method comprises matching the vertical travel of a special welding shoe to an appropriate amount of strip electrode melt-off necessary to maintain a preset molten pool level within a reserv... | 07/25/1989 |
| 4759981 | Welding backup tape assembly A welding backup tape assembly includes a flexible, elongated, heat resistant ribbon, such as a metal foil strip, with a flexible, elongated, heat resistant, fibrous rope having a flexible reinforcing core, preferably metallic, attached to one major side ... | 07/26/1988 |
| 4535214 | Method and apparatus for joining a tube to a tubesheet In order to join a tube to a tubesheet of a heat exchanger, the end of the tube is inserted into a socket at the end of a hole that passes through the tubesheet. The socket is large enough to receive the tube, but the hole is not, so the tube bottoms out ... | 08/13/1985 |
| 4465221 | Method of sustaining metallic golf club head sole plate profile by confined brazing or welding A method of attaching a sole plate to a hollow metal golf club head by providing a dam integral with the head whereby a metallic melt is sustained around the periphery of the sole plate. The dam is later removed so that the sole plate and golf club head a... | 08/14/1984 |
| 4363954 | Device for the back support of the first run weld pool in the automatic butt-welding of pipes A device for the back support of the first run weld in the automatic butt-welding of two pipes held together by the two circumferential facing sets of radial pistons of an internal connection. The connector includes a set of independent copper pads of tra... | 12/14/1982 |
| 4359599 | Electrical conductor connection and method of making same Two improvements to the electrical conductor connection disclosed in U.S. Pat. No. 4,163,869. The first is a new and improved process for forming by means of multiple timed MIG arc welding, an electrical connection between at least two lapped aluminum con... | 11/16/1982 |
| 4344556 | Welding backup tape and its method of manufacture In welding metal sheets together from only one side, an improved welding backup tape is self-adhesively applied to insure the consistent formation of a smooth, inclusion free, slightly convex underbead which requires little or no dressing, or grinding, an... | 08/17/1982 |
