| Patents for B21K 1 - Making machine elements (7,621) |
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| 11/02/2011 | CN102228951A Chambering-forging forming method for aluminum alloy hub with complex structure and die thereof |
| 11/02/2011 | CN101829749B Approximate isothermal forging method of BT25 two-phase titanium alloy disk forge piece |
| 11/02/2011 | CN101804441B Near-isothermal forging method of TC17 biphase titanium alloy disc forge piece |
| 11/02/2011 | CN101722406B Method for manufacturing pin shaft through forging |
| 11/01/2011 | US8046917 Method of refurbishing a diesel injector valve seat |
| 10/26/2011 | EP2379247A1 Method for producing the rolling elements of a ball roller bearing |
| 10/26/2011 | EP1631402B1 Method for manufacturing hollow construction elements |
| 10/26/2011 | CN101460754B Process for manufacturing rolling member, process for manufacturing rolling bearing, raceway member of rolling bearing and rolling bearing |
| 10/25/2011 | US8042370 Flow formed gear |
| 10/20/2011 | US20110253499 Sintered coupling ring |
| 10/20/2011 | DE102011010452A1 Method for manufacturing radial impeller for radial fluid energy machine, involves manufacturing preform part of radial impeller, which undergoes forging process in certain areas for manufacturing radial impeller |
| 10/19/2011 | EP2307156B1 Method of making a ring |
| 10/19/2011 | EP2282856B1 Centering bolt for an airbag cartridge |
| 10/19/2011 | CN202010755U Automatic temperature control device for hot forging |
| 10/19/2011 | CN102218501A Production process for silver-pin rivet |
| 10/19/2011 | CN102218500A Precision forging method for reverse idle gear of automobile gearbox |
| 10/18/2011 | US8038591 Image forming apparatus component with triboelectric properties |
| 10/18/2011 | US8037607 Process for producing conductive rubber roller, and roller for electrophotographic apparatus |
| 10/18/2011 | US8037601 Manufacturing method for rocker arm |
| 10/13/2011 | US20110250306 Apparatus for forming a pipe fitting |
| 10/12/2011 | CN102216000A Method for producing a molded part provided with a through-hole |
| 10/12/2011 | CN102211135A Co-production process for inner ring and outer ring of medium large Inch taper roller bearings |
| 10/11/2011 | US8033154 Steering rack manufacture |
| 10/06/2011 | WO2011122263A1 Aluminium alloy forging and method of manufacture for same |
| 10/06/2011 | WO2011122053A1 Ball screw and method for manufacturing ball screw nut |
| 10/06/2011 | WO2011120328A1 Vertical forging method for integral type steering yoke of automobile |
| 10/06/2011 | WO2011120062A1 Method for producing wheel axles, in particular for railway carriages |
| 10/06/2011 | US20110243774 Undercut stator for a positive displacment motor |
| 10/06/2011 | US20110241414 Wheel and method of manufacturing the same |
| 10/05/2011 | EP2371579A1 Wheel and method of manufaturing thereof |
| 10/05/2011 | EP2370701A1 Connecting rod being made of two different materials |
| 10/05/2011 | EP2370216A1 Method and apparatus for hot press working metal pieces with one or more cavities |
| 10/05/2011 | EP1943030B1 Multiple piece roll |
| 10/05/2011 | CN201997666U Production line for forging and moulding three bearing ring blanks at a time |
| 10/05/2011 | CN201997654U Die cavity structure on balance plate of crankshaft forged piece pre-molding die |
| 10/05/2011 | CN101394954B Method for producing a wheel disc and method for forming a wheel assembly |
| 09/29/2011 | WO2011118378A1 Method of manufacturing door hinge for automobile |
| 09/29/2011 | WO2011117063A1 Process for simultaneously producing more than one bearing ring for a tapered roller bearing |
| 09/29/2011 | US20110232832 Microfluidic valve, method of manufacturing the same, and microfluidic device comprising the microfluidic valve |
| 09/29/2011 | US20110232781 Hydraulic directional valve |
| 09/29/2011 | US20110232094 Method for producing the rolling elements of a ball roller bearing |
| 09/29/2011 | US20110232093 Shaft member for hydrodynamic bearing apparatuses and a method for producing the same |
| 09/29/2011 | US20110232092 Method and apparatus for backing the insde teeth of a sliding sleeve produced by way of powder metallurgy for a manual transmission |
| 09/29/2011 | DE102010003238A1 Method for manufacturing single-piece base with knuckle eye, involves producing sleeve with volume of prefabricated part, and forming aperture with tool on predetermined cross section, where tool is inserted in aperture |
| 09/28/2011 | EP2367646A1 Method and apparatus for backing the inside teeth of a sliding sleeve produced by way of powder metallurgy for a manual transmission |
| 09/28/2011 | CN102198481A Technology for integrally forging valve with flange |
| 09/22/2011 | WO2011114728A1 Ball screw, manufacturing method of nut for ball screw |
| 09/22/2011 | WO2011113556A1 Method and device for the non-cutting production of connecting, fastening or closing elements having an external thread from metal |
| 09/22/2011 | US20110230845 Needleless access port valves |
| 09/22/2011 | US20110226364 Control Spool for Spool Valves and Method for the Production Thereof |
| 09/22/2011 | DE102010004204B4 Verfahren zur Herstellung einer Nut an einem Lagergehäuse sowie gemäß dem Verfahren hergestelltes Lagergehäuse und Federbeinstützlger mit dem erfindungsgemäßen Lagergehäuse A process for preparing a groove in a bearing housing and bearing housing manufactured according to the method and with the bearing housing according to the invention Federbeinstützlger |
| 09/21/2011 | EP2366473A2 Method and device for producing a pulley for motor vehicle applications |
| 09/21/2011 | EP1648633B1 Forging method |
| 09/21/2011 | CN201979033U 过滤器螺栓模具 Filter screw mold |
| 09/21/2011 | CN102196870A Method for manufacturing a bolting part, tool for implementing the method, and device for tightening and loosening such a bolting part |
| 09/21/2011 | CN102189211A Integrated train wheel axle and forging and upsetting hydraulic press and method for manufacturing same |
| 09/21/2011 | CN101722271B Two-die three-punch upsetter and working method |
| 09/20/2011 | US8020301 Method for manufacturing hydro dynamic bearing device |
| 09/15/2011 | WO2011111340A1 Blank for parking pole and method for manufacturing said blank |
| 09/15/2011 | US20110220826 Electromagnetic actuating unit for a hydraulic directional control valve and method for the assembly thereof |
| 09/14/2011 | EP1412109B1 Process for eliminating vertical flash on an as forged connecting rod |
| 09/14/2011 | CN201969822U 一种螺母锻造模 One kind of nut forging die |
| 09/14/2011 | CN201969821U 一种冲压模具头的钢球上模 Ball on a stamping die die head |
| 09/14/2011 | CN102179468A Round bar type flanged bolt forming machine |
| 09/14/2011 | CN101389424B Process for manufacturing outer ring member for constant-velocity joint |
| 09/13/2011 | US8015990 Needleless access port valves |
| 09/08/2011 | US20110217143 Fastener system with stable engagement and stick fit |
| 09/08/2011 | US20110215271 Solenoid valve, in particular for slip-controlled motor-vehicle brake systems |
| 09/07/2011 | EP1844875B9 Method and device for upsetting cylindrical material |
| 09/07/2011 | CN201960078U 热镦机螺母定位机构 Hot forging machine nut positioning mechanism |
| 09/07/2011 | CN201960070U 挖掘机发动机曲轴锻造模具 Excavator engine crankshaft forging die |
| 09/07/2011 | CN102172767A Large roller or gear forge piece forming device and using method |
| 09/07/2011 | CN102172766A Forging process for nuclear power rotor and other large shaft parts |
| 09/07/2011 | CN102172765A Manufacturing method for bearing outer ring |
| 09/07/2011 | CN101780516B Precision molding device and molding technology for magnesium alloy automobile hub |
| 09/07/2011 | CN101291751B Multiple piece roll |
| 09/06/2011 | US8011220 Backward extrusion process for inner profiles |
| 09/06/2011 | US8011096 Methods for increasing the fatigue life, of crankshafts |
| 09/06/2011 | US8011095 Method for producing a piston for an internal combustion engine |
| 09/01/2011 | WO2011104921A1 Method for manufacturing hollow engine valve |
| 09/01/2011 | WO2011104189A1 Method and device for impact-extruding workpieces |
| 09/01/2011 | WO2011103985A1 Method and tool for producing a component and a component produced by forming |
| 09/01/2011 | US20110210601 Method of manufacturing light-alloy wheel for vehicle and the wheel |
| 09/01/2011 | US20110209468 Movable wall member in form of an exhaust valve spindle or a piston for internal combustion engine, and a method of manufacturing such a member |
| 09/01/2011 | CA2788222A1 Method and tool for producing a component and a component produced by forming |
| 08/31/2011 | EP1694453B1 Apparatus for and method of steering rack manufacture |
| 08/31/2011 | CN102170981A Method and device for the non-cutting production of an outside thread on hollow metal work pieces |
| 08/31/2011 | CN102166612A Fine forging forming die |
| 08/31/2011 | CN101578456B Manufacturing method for bearing outer ring |
| 08/31/2011 | CN101557890B Driver and a method and arrangement to produce it |
| 08/30/2011 | US8006592 Burr elimination device for camshaft |
| 08/30/2011 | US8006385 Forming method of tooth trace of gear |
| 08/30/2011 | US8006351 Short-handled, ergonomic garden tools |
| 08/30/2011 | CA2472817C Methods for the cold extrusion of metallic elements with dead or through holes and plant for carrying out said methods |
| 08/25/2011 | WO2011073581A9 Method using powder metallurgy to manufacture a dog ring gear |
| 08/25/2011 | US20110206477 Blind fastener |
| 08/25/2011 | US20110206476 Blind fastener |
| 08/25/2011 | DE102010004204A1 Method for producing groove at bearing housing of bearing for spring support bearing, involves arranging protective pipe at groove, where sub area of bearing housing, is formed with reduced wall thickness |
| 08/25/2011 | DE102010002167A1 Herstellungsverfahren für ein Einsteckende Manufacturing method for a spigot |
| 08/25/2011 | DE102008006206B4 Verfahren zum Herstellen von Bauteilen durch Rotationswalzen A method for the production of components by rotary rollers |