Bizarre Patents
Mountable Printable Placard With Headband
A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.
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| Number | Title | Issue Date |
| 7186370 | Copper-base alloy and its use A copper-base alloy with increased melting point above 1000° C., which is resistant or immune to carburization, metal dusting and coking, resistant to oxidation at elevated temperatures. The alloy has the following composition (in weight-%): Al 4–15, Si 0.1–6, ... | 03/06/2007 |
| 6914032 | Method of producing tungsten-copper based composite powder and sintered alloys for heat-sink using said composite powder The present invention relates to a method of producing W—Cu based composite powder, which is used in heat-sink materials for high-power integrated circuits, electric contact materials, etc, and to a method of producing a W—Cu based sintered alloy by using the co... | 07/05/2005 |
| 6797079 | Physical vapor deposition target A physical vapor deposition target includes an alloy of copper and silver, with the silver being present in the alloy at from less than 1.0 at % to 0.001 at %. In one implementation, a physical vapor deposition target includes an alloy of copper and silver, with the... | 09/28/2004 |
| 6645352 | Optical data storage disk A sputtering target made of Agx May Mbz or Cux May Mbz, where x>50 at % and Ag or Cu are a first metal, Ma is a second metal and Mb is a third metal is used in a method for manufacturing da... | 11/11/2003 |
| 6436545 | Joint body of ceramic member and metal member and method of producing the same A joint body according to the invention is strong for a heat cycle and generates no local cracks. The joint body has the following features. An end portion of the metal member and the ceramic member are connected via a metal connection portion. The metal ... | 08/20/2002 |
| 6093499 | Copper alloy foils Copper alloy foils are provided having far greater strength and heat resistance than conventional copper foils, and having better productivity, are characterized by a composition comprising, all by weight, from 0.01 to 0.4% Cr, from 0.01 to 0.25% Zr, from... | 07/25/2000 |
| 6037067 | High temperature abrasion resistant copper alloy A laminate material comprising a metal substrate and a laser overlaid layer of a high temperature abrasion resistant copper alloy suitable for the material of engine parts such as valve seats and valve guides, wherein the copper alloy consists essentially... | 03/14/2000 |
| 5911949 | Abrasion resistant copper alloy An abrasion resistant copper alloy suitable for the material of an overlaid layer formed at the valve seat of an engine cylinder head formed of aluminum alloy. The copper alloy consists essentially of nickel in an amount ranging from 10 to 30% by weight; ... | 06/15/1999 |
| 5853083 | Contact material for a vacuum circuit breaker and a method for manufacturing the same Interrupting and chopping characteristics of a Cu--Cr contact alloy are improved by rounding Cr particles to be spherical in the alloy. The Cr particles are rounded in the alloy by sintering raw Cr powder particles having an average particle diameter of l... | 12/29/1998 |
| 5714117 | Air melting of Cu-Cr alloys Method and apparatus for making a Cu-Cr melt involves melting Cu-bearing alloy component in a melting vessel disposed in ambient air atmosphere, retaining Cr-bearing alloy component in an inverted ceramic crucible held submerged in the melted Cu-bearing a... | 02/03/1998 |
| 5705125 | Wire for electric railways A wire for electric railways comprises a copper alloy which consists essentially, by weight percent, of 0.1 to 1.0% Cr, 0.01 to 0.3% Zr, 0.05 to 0.15% Sn, and 10 ppm or less O, and if required, further contains 0.01 to 0.1% Si, or 0.01 to 0.1% Si and 0.00... | 01/06/1998 |
| 5518519 | Sintered contact component The invention concerns copper-based sintered components for use as contact components such as clutches and brakes and is intended to provide a sintered component comprising hard particles admixed with and finely and uniformly dispersed in a primary partic... | 05/21/1996 |
| 5480472 | Method for forming an electrical contact material A method for forming an electrical contact material comprises the steps of melting a mixture of Cu and Cr into a molten alloy, atomizing the molten alloy into fine particles to obtain alloyed particles. Cr particles in the alloyed powder disintegrate to l... | 01/02/1996 |
| 5445686 | Fe-Cu alloy sheet having an alloy structure of high uniformity An Fe-Cu alloy sheet manufactured by a thin plate continuous casting method so as to be used as a material of electronic and magnetic parts. The alloy sheet has an alloy structure of high uniformity which contains 20 to 90% Cu, 1 to 10% Cr, 0 to 10% Mo, a... | 08/29/1995 |
| 5246512 | Contact for a vacuum interrupter The present invention relates to a contact for a vacuum interrupter obtained by processing a contact-forming material comprising from 20% to 60% by weight of Cr, Bi in an amount of from 0.05% to 1.0% by weight of the total amount of Cu and Bi, and the bal... | 09/21/1993 |
| 5188799 | Wear-resistant copper-base alloy A wear-resistant copper-base alloy having superior self-lubricity includes, by weight %, Ni: 10.0 to 30.0%; Si: 0.5 to 3%; Co: 2.0 to 15.0%; at least one metal selected from the group consisting of Mo, W, Nb and V: 2.0 to 15.0%; and the balance being Cu and unavoid... | 02/23/1993 |
| 5149499 | Cooper-Fe-P-Nb alloys for electrical and electronic parts and its manufacturing process A cooper base alloy and process having high electrical conductivity. An alloy consists of from 0.005 to 0.15% by weight Niobium, about 0.005 to 0.15% by weight Iron, 0.01 to 0.05% by weight phosphorus, and the balance copper.... | 09/22/1992 |
| 5085712 | Iron/copper/chromium alloy material for high-strength lead frame or pin grid array An iron/copper/chromium alloy material for a high-strength lead frame or pin grid array, which comprises 20 to 90% by weight of Cu and 2.5 to 12% by weight of Cr, with the balance being mainly iron, and which has an average grain size number of at least 1... | 02/04/1992 |
| 5045281 | Contact forming material for a vacuum interrupter A contact forming material for a vacuum interrupter comprising: from 25% to 65% by weight of a highly conductive component comprising Ag and Cu, and from 35% to 75% by weight of an arc-proof component selected from the group consisting of Ti, V, Cr, Zr, M... | 09/03/1991 |
| 5039478 | Copper alloys having improved softening resistance and a method of manufacture thereof A method for the manufacture of copper base alloys having improved resistance to thermally induced softening is provided. The alloy composition is selected so that the alloy undergoes either a peritectic or eutectic transformation during cooling. The soli... | 08/13/1991 |
| 4994235 | Wear-resistance aluminum bronze alloy Disclosed herein is a wear-resistance aluminum bronze alloy comprising 4 to 15 wt % of Al, 0.1 to 10 wt % of Cr and the balance Cu, and optionally containing not more than 6 wt % of Ni and not more than 15 wt % of Mn.... | 02/19/1991 |
| 4880482 | Highly corrosion-resistant amorphous alloy A highly corrosion-resistant amorphous Cu alloys with at least one element selected from the group of Ta and Nb and other Cu-Ta alloys with at least one element selected from the group of Nb, Ti and Zr, wherein the total content of alloying elements other... | 11/14/1989 |
| 4869758 | Iron/copper/chromium alloy material for high-strength lead frame or pin grid array An iron/copper/chromium alloy material for a high-strength lead frame or pin grid array, which comprises 20 to 90% by weight of Cu and 2.5 to 12% by weight of Cr, with the balance being mainly iron, and which has an average grain size number of at least 1... | 09/26/1989 |
| 4865645 | Nuclear radiation metallic absorber The nuclear radiation metallic absorber contains a metallic copper alloy containing 0.05 to 50% of boron in weight, compared to the total alloy weight, preferably 0.05 to 10% boron in weight, compared to the total alloy weight. Moreover it may contain add... | 09/12/1989 |
| 4859417 | Copper-based metal alloy of improved type, particularly for the construction of electronic components A new copper-based alloy is described, the principle characteristic of which lies in having two different age-hardening temperature intervals corresponding to which significantly different electrical and mechanical characteristics are obtained from an all... | 08/22/1989 |
| 4818283 | Dispersion hardened copper alloys and production process therefore A process for producing a dispersion hardened copper alloy includes admixing to a copper melt from 0.3 to 15 weight % of molybdenum to provide a mixture which is a melt; superheating the mixture to a temperature ranging from about 200° C. to about 1000°... | 04/04/1989 |
| 4810468 | Copper-chromium-titanium-silicon-alloy The invention relates to a copper-chromium-titanium-silicon-alloy, which consists essentially of 0.10 to 0.50% chromiun; 0.01 to 0.25% titanium; silicon; the remainder being copper and the usual impurities, wherein the silicon content (a) is more than 0.1... | 03/07/1989 |
| 4784829 | Contact material for vacuum circuit breaker A contact material for a vacuum circuit breaker of excellent current breaking property and voltage withstand capability can be made from an alloy composed of copper and boride of tantalum, or an alloy composed of copper, boride of tantalum and titanium, o... | 11/15/1988 |
| 4777335 | Contact forming material for a vacuum valve A contact forming material for a vacuum valve or vacuum circuit breaker comprising (a) a conductive material consisting of copper and/or silver, and (b) an arc-proof material consisting of chromium, titanium, zirconium, or an alloy thereof wherein the amo... | 10/11/1988 |
| 4749548 | Copper alloy lead material for use in semiconductor device Copper alloy lead materials used in the fabrication of semiconductor devices such as ICs and LSIs are required to have a tensile strength of 40 kgf/mm2 or more, an elongation of 4% or more, an electrical conductivity of 50% IACS or more, and a ... | 06/07/1988 |
| 4710349 | Highly conductive copper-based alloy A highly conductive copper-based alloy containing 0.001 percent to 0.02 percent of tellurium, 0.05 percent to 0.3 percent of one element selected from iron and chromium, and 0 percent to 0.01 percent of phosphorous with the balance being copper and incide... | 12/01/1987 |
| 4631237 | Wire electrode for spark-eroding systems A wire electrode for a spark-eroding system for erosion cutting of workpieces using intermittent electrical charges includes a core of a current-conducting material and a wire coating of a material with a lower evaporation temperature, for example zinc. T... | 12/23/1986 |
| 4626282 | Contact material for vacuum circuit breaker Contact material for vacuum circuit breaker according to the present invention contains (1) copper, (2) molybdenum, and (3) niobium or tantalum.... | 12/02/1986 |
| 4623513 | Ductile low temperature brazing alloy Titanium-silver alloys containing specified amounts of silver and titanium and controlled amounts of copper, aluminum and mixtures thereof are suitable for brazing ceramics, other non-metallic and metallic materials. These alloys also may contain controll... | 11/18/1986 |
| 4606889 | Copper-titanium-beryllium alloy Disclosed is a moderate electrical conductivity copper alloy containing titanium and beryllium wherein the ratio of titanium to beryllium is about 10:1. The alloy has an outstanding combination of useful engineering properties: mechanical strength, physic... | 08/19/1986 |
| 4600448 | Copper-tantalum alloy A tantalum-copper alloy can be made by preparing a consumable electrode consisting of an elongated copper billet containing at least two spaced apart tantalum rods extending longitudinally the length of the billet. The electrode is placed in a dc arc furn... | 07/15/1986 |
| 4575451 | Contact material for vacuum circuit breaker A contact material for a vacuum circuit breaker consists essentially of copper as the basic component, and, as the other components, 35% by weight or below of chromium and 50% by weight or below of niobium, the total quantity of chromium and niobium in sa... | 03/11/1986 |
| 4559200 | High strength and high conductivity copper alloy A copper alloy excellent in general properties such as heat resistance, electric and heat conductivity and mechanical strength and suitable for use as materials for lead frames of electronic parts, heat exchanger fins, or the like can be obtained by optim... | 12/17/1985 |
| 4537745 | Method of producing copper-chromium fusion alloys as contact material for vacuum power switches A method of producing copper-chromium fusion alloys having a chromium content of at least 25% by mass and at most 60% by mass with a homogeneous macrostructure without lattice defects and without shrink holes or pipes, which can be used as contact materia... | 08/27/1985 |
| 4532703 | Method of preparing composite superconducting wire An improved method of preparing composite multifilament superconducting wire of Nb3 Sn in a copper matrix which eliminates the necessity of coating the drawn wire with tin. A generalized cylindrical billet of an alloy of copper containing at le... | 08/06/1985 |
