Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7685693 | Method of forming coating die with expansible chamber device The disclosure relates to a method for forming a die having an applicator slot for translating an applicator liquid through the die. The slot is in fluid communication with a die cavity. An expansible chamber device is disposed within the die cavity and changes volu... | 03/30/2010 |
| 7441810 | Recreation vehicle waste pipe sealing unit A sewer line coupling device to facilitate attachment of a recreational vehicle sewer line to a fixed waste pipe. The coupling device comprising a main body having a second end for insertion into the waste pipe. A movable member is movable relative to the main body ... | 10/28/2008 |
| 7237627 | Bearing and lubrication system for earth boring bit Methods and apparatus for maintaining lubrication of rolling cone cutters mounted on journal pins. Embodiments comprise a rotating cone disposed on a journal pin and forming a journal gap there between. A cylindrical journal sleeve is disposed in the journal gap. Th... | 07/03/2007 |
| 7194946 | Pneumatic servomotor for power-assisted braking, the servomotor having a crimped diaphragm A pneumatic servomotor (12) for power-assisted braking for a motor vehicle, which servomotor is of the type having a substantially cylindrical rigid casing (16) inside which a moving transverse partition (18) is movably mounted that has a periph... | 03/27/2007 |
| 7107235 | Method of conducting business including making and selling a custom article of footwear The present invention teaches a method of conducting retail and Internet business including making and delivering a custom article of footwear. The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, st... | 09/12/2006 |
| 7080436 | Method of manufacturing an axially collapsible driveshaft A method for manufacturing a driveshaft for use in a vehicle drive train system that is axially collapsible in the event of a collision to absorb energy. A workpiece, such as a hollow cylindrical tube, is deformed by hydroforming to provide an axial collapse initiat... | 07/25/2006 |
| 7016867 | Method of conducting business including making and selling a custom article of footwear The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, stability, and running economy. Unlike the conventional foam materials presently being used by the footwear industry, a preferred spring element i... | 03/21/2006 |
| 7013964 | High temperature heat exchanger structure To provide a thermal connection that can withstand mechanical stress in a high temperature structure comprising a panel having one face carrying a circuit made up of tubes in which a fluid flows, the outside walls of the tubes are covered in respective high thermal ... | 03/21/2006 |
| 7007367 | Apparatus and method for securing items to a hangable merchandiser An apparatus and process for simultaneously securing a plurality of display articles onto a hangable merchandiser are disclosed. The apparatus includes a strip shaped hangar and a detachable handle secured to the strip. The handle is used to secure the display artic... | 03/07/2006 |
| 7003803 | Shin-guard, helmet, and articles of protective equipment including light cure material The present invention teaches articles of apparel and protective equipment including light-cure materials having a permanent memory capability. Accordingly, the present invention can be used to make shin guards, knee pads, thigh pads, hip pads, rib guards, shoulder ... | 02/28/2006 |
| 6993888 | Metal hydride storage canister design and its manufacture This invention is related to a metal hydride storage canister, comprising a storage canister body, a wafer baffle stacked on the body for containing metal hydride of a pre-determined amount, and a tubing having a porous surface for securing the wafer baffle in the b... | 02/07/2006 |
| 6968615 | High temperature metallic seal A metallic seal includes a cold formed substrate layer and one or more additional layers. At least one of the layers offers improved resistance to high temperature stress relaxation. ... | 11/29/2005 |
| 6939502 | Method of making custom insoles and point of purchase display The present invention teaches a conformable device (20) including a light cure material (37) for customizing a portion of an article of footwear (53) in order to enhance conformance or fit, support, comfort, and cushioning, in partial or complet... | 09/06/2005 |
| 6907789 | Sensor package A sensor package is disclosed. The sensor package includes a housing that has a recess and a sealing member epoxied within the recess of the housing. The housing also has small EDM holes to allow conductive output wires to feed through the housing. The sealing membe... | 06/21/2005 |
| 6865799 | Method of manufacturing strain-detecting devices A method of manufacturing strain-detecting devices is provided. First, plural cylindrical substrates, each of which has one end closed by a diaphragm, are fixedly placed at predetermined positions of a fixing plate. A positioning marker is previously given to the fi... | 03/15/2005 |
| 6820317 | Method of making a metallic bellows In a method of fabricating a bellows by bulge forming, an annealing step is carried out during the bulge forming process of the bellows so that the capability of the material to elongate is recovered, and the workability of the bellows is improved in effect. In part... | 11/23/2004 |
| 6564606 | Manufacturing method and manufacturing apparatus for metallic bellows A manufacturing method for manufacturing a bellows having pleat walls with S-shaped profiles comprises a primary forming process for forming a formed bellows, a pressing process for compressing the formed bellows in the axial direction, and a stretching p... | 05/20/2003 |
| 6381835 | Endocardial defibrillation lead with multi-lumen body and axially mounted distal electrode An implantable endocardial, multi-lumen lead wherein the distal end of the lead body is cored to provide a stopped bore co-axial with the axis of the lead body. A distal electrode is inserted into the stopped bore without an additional tubular segment and... | 05/07/2002 |
| 6380510 | Universal holding and alignment fixture for bellows welding Method and apparatus for welding the inside diameter and the outside diameter of bellows diaphragms for forming a bellows without using chill rings or spacers. This universal welding fixture consists of at least one drive wheel and at least one idler whee... | 04/30/2002 |
| 6371224 | Threaded spacer An improved thin walled threaded spacer for use in preventing thread galling in adjacent sections of drill pipe in a drill string is formed by mechanically deforming a strip of copper/beryllium alloy containing 2% beryllium to form a preform having a holl... | 04/16/2002 |
| 6316076 | Omnidirectional bellows Omnidirectional bellows for reciprocal displacement is provided which, by preventing disproportional stretching or sagging in the midsection of bellows from occurring under any circumstances of positional alteration or intensive vibrations, allows normal ... | 11/13/2001 |
| 6202281 | Method for producing multilayer thin-walled bellows A method includes the round billet skelping, several runs of each round billet drawing up to a given size, packing the drawn billets into a multilayer bank, corrugating the bank with the bellows formation as a result and its heat treatment. Each round bil... | 03/20/2001 |
| 6085403 | Method of making a gangway bellows for rolling stock A gangway bellows for rolling stock, where the bellows has corrugated regions forming a deformable volume, and comprises a plurality of assembled-together modules, each module being made of a rubber-base material and including at least two corrugated regi... | 07/11/2000 |
| 6038961 | Flush mount remote seal A method of manufacturing a remote seal of the type used in the process control industry includes welding a circular metal sheet of a material fusible to a housing. The sheet has a hole formed therein with an inner diameter. The method further including a... | 03/21/2000 |
| 5984372 | Integrated flange-mesh ring assembly for decoupler apparatus A vibration decoupling connector apparatus, for decoupling vibrations, for example, along the components of an internal combustion engine exhaust system. The flexible connector apparatus is provided for connecting first and second components in the exhaus... | 11/16/1999 |
| 5926943 | Braid shielded RF bellows A connecting joint for a radio frequency waveguide line comprises a tubular metallic braid wire shield connecting two beam line pipe ends thereby making the inside surface appear as a continuous beam tube. The metallic braid wire is secured within a bello... | 07/27/1999 |
| 5924196 | Accumulator, process and apparatus for making the same A shell is constituted by an outer shell and an end plate. The end plate has a port in communication with a liquid chamber. A bladder divides an internal space of the shell into a liquid chamber and a gas chamber. A gas is introduced into the gas chamber ... | 07/20/1999 |
| 5671907 | Method of attachment of flexible member to stamped steel piston An air spring assembly having a flexible member and moveable piston is provided. A bead surface of the flexible member is secured into a channel in the moveable piston to create an air-tight seal which can withstand tensile stress. The hollow piston incre... | 09/30/1997 |
| 5558951 | Dust-proof device for skirt portion of seam-type bellows A three-side covering seam-type bellows includes a plurality of essentially C-shaped sheets of mutually identical configuration, the sheets being piled to each other for forming the bellows. The bellows has a pair of obliquely extending lower edges provid... | 09/24/1996 |
| 5461767 | Manufacturing method of metal bellows In manufacturing a metal bellows of high rigidity by using relatively simple equipment, a plurality of annular concavities are formed around the outer periphery of an unprocessed tube to form an intermediate product. Then, a core iron is inserted into the... | 10/31/1995 |
| 5413831 | Bellows and process for production thereof A bellows is formed from a plurality of elemental pieces. A plurality of the elemental pieces are integrally formed as a one piece of continuous sheet material defining borders between the pieces. The border includes partial discontinuous for identifying ... | 05/09/1995 |
| 5404638 | Method of forming a flexible expandable member for use with a catheter probe Endocardial mapping and/or ablation system for introduction into a chamber of the heart formed by a wall by passage through a lumen leading to the chamber in the heart having blood therein comprising a catheter probe with proximal and distal extremities a... | 04/11/1995 |
| 5400494 | Method of manufacturing a wheeled garment bag A folding garment bag including flexible inner and outer cover panels, an internal pivotal frame mechanism, and a handle extendable from inside the bag to full extension for pulling in a direction of minimum width. The garment bag can be tightly folded an... | 03/28/1995 |
| 5375854 | Mechanical face seals A metal bellows for use in a mechanical seal is rolled from a flat sheet and seam welded along an axial diagonal line. The bellows includes corrugations or convolutions having inner and outer crowns of identical radii. The end corrugation or convolution a... | 12/27/1994 |
| 5363542 | Method of assembly for inflatable packer The strength of slats attached to an inflatable packer assembly by welding is increased by forming the slats of an age-hardening materials, welding the slats to the inflatable packer assembly in an annealed condition followed by age-hardening of the welde... | 11/15/1994 |
| 5361479 | Method of assembly for inflatable packer The strength of slats attached to an inflatable packer assembly by welding is increased by forming the slats of an age-hardening materials, welding the slats to the inflatable packer assembly in an annealed condition followed by age-hardening of the welde... | 11/08/1994 |
| 5345857 | Thermoplastic bellows and method of forming the same A bellows for use in fluid control devices includes a head, a shoulder, a blind hole extending from an opening in the shoulder to the head, and a hollow compressible neck between the head and the shoulder, through which the blind hole extends. The neck in... | 09/13/1994 |
| 5325720 | Method for making a dynamic pressure sensor and a pressure sensor made according to the method A method for providing a perfectly flat top with a sharp edge on a dynamic pressure sensor using a cup-shaped stretched membrane as a sensing element. First, metal is deposited on the membrane and surrounding areas. Next, the side wall of the pressure sen... | 07/05/1994 |
| 5320331 | Method and apparatus for forming corrugations in tubing and a corrugated tube produced thereby In a preferred embodiment, a method and apparatus for hydroforming thin-wall metal corrugated tubing which include first preforming the corrugated tubing in a conventional hydroforming operation of the type in which each convolution is formed separately. ... | 06/14/1994 |
| 5316819 | Bellows and process for production thereof A bellows is formed from a plurality of elemental pieces. A plurality of the elemental pieces are integrally formed as a one piece of continuous sheet material defining borders between the pieces. The border includes partial discontinuous for identifying ... | 05/31/1994 |
