| Patents for B21D 53 - Making other particular articles (18,517) |
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| 03/18/1993 | WO1993005323A1 Cam shaft and method of making the same |
| 03/16/1993 | US5193613 Heat exchanger header tube and method of making |
| 03/16/1993 | US5193274 Method and apparatus for manufacture of a vehicle wheel having controlled lateral runout characteristic |
| 03/16/1993 | CA1314538C Aluminum heat exchanger |
| 03/04/1993 | WO1993003646A1 Metal jewelry article having artificial diamond baguettes formed therein and method of manufacturing thereof |
| 03/02/1993 | US5190101 Heat exchanger manifold |
| 03/02/1993 | US5189900 Apparatus for connecting a coolant tube and header of a heat exchanger |
| 03/02/1993 | US5189791 Method for making a retainer having enhanced roller retention |
| 03/02/1993 | US5189790 Method of fabricating a double walled pipe elbow |
| 02/24/1993 | CN1069211A Cu-al composite strip and its production technology |
| 02/23/1993 | US5188680 Method of making tooth point |
| 02/23/1993 | US5188573 Pulley construction |
| 02/23/1993 | US5187969 Leaf spring cambering method and apparatus |
| 02/23/1993 | US5187866 Method of making a cam shaft |
| 02/23/1993 | US5187855 Expansion method by applying plural pressure systems |
| 02/23/1993 | CA1313752C Method of making heat exchanger and hollow shape for such |
| 02/17/1993 | EP0527564A1 Pressurised storage for gases |
| 02/04/1993 | DE4201478C1 Method for installing cams on shaft - has cam held by clamps onto hollow camshaft which is expanded under pressure to engage cam |
| 02/03/1993 | EP0323456B1 Process and apparatus for the cold shaping of pipes or fittings, and articles thus obtained |
| 02/02/1993 | US5182933 Making a belt end fastener |
| 01/27/1993 | CN2126623Y High-speed bender for strung radiating fins |
| 01/26/1993 | US5181412 Apparatus bending hollow profiles into spacer frames for insulating glass |
| 01/26/1993 | US5181321 Process for manufacturing cutting blades |
| 01/26/1993 | CA1313184C Heat exchanger manufacturing method and apparatus |
| 01/21/1993 | WO1993004798A1 Method of producing an improved one-piece band clamp |
| 01/20/1993 | EP0523121A1 Making pulleys. |
| 01/13/1993 | EP0522985A1 Heat transfer tubes and method for manufacturing |
| 01/13/1993 | EP0522542A1 Method for producing continuous seamless wire belts |
| 01/13/1993 | EP0522360A2 Pack of heat transfer plates for regenerative heat exchanger as well as process and apparatus for making profiled plates for this pack |
| 01/12/1993 | US5177865 Method for making heat exchanger having at least two collecting pipes |
| 01/07/1993 | WO1993000198A1 Inserting u-shaped heat exchanger tubes in a heat exchanger core |
| 01/07/1993 | WO1993000186A1 Fin forming disc |
| 01/07/1993 | EP0521640A1 Method of making an electromagnetic coupling disc |
| 01/05/1993 | US5176020 Method for manufacturing a corrugated fin and a shaping roll apparatus therefor |
| 12/29/1992 | US5174015 Apparatus for manufacturing cylindrical slide bearing |
| 12/24/1992 | DE4219938A1 Aluminium@ alloy lining panels for automobiles - having hollow sections used as reinforced ribs or as flow channels for heat exchange media |
| 12/24/1992 | DE4120404A1 Mfr. of half shells for plain bearings - by first pressing to shape and then pressing half shell into calibrating die |
| 12/24/1992 | DE4119860A1 Sheet metal bearing socket for cross joints - has run-up plate on base to absorb high axial forces |
| 12/23/1992 | EP0519706A1 Wire sprag retainer |
| 12/23/1992 | EP0519252A1 Method of manufacturing freezing cylinders for ice cream making machines |
| 12/23/1992 | EP0518929A1 Stabilizer bar and method and apparatus for manufacturing the same. |
| 12/17/1992 | DE4211065A1 Method for manufacturing rotationally symmetrical parts - has strip of raw material continuously wound around a cylindrical roller until desired thickness is achieved |
| 12/15/1992 | CA1311379C Blind fastener |
| 12/10/1992 | DE4118871A1 Manufacturing method for profiled disc for oscillation damper housing - forms circumferential gap in circular body, to form projecting ring sections without re-chucking |
| 12/09/1992 | EP0517572A1 Method of making a pulley, apparatus for making the same and pulley so produced |
| 12/09/1992 | CN1019361B Manufacturing method of aluminium tube plate type heat exchanger |
| 12/08/1992 | US5168923 Method of manufacturing a heat exchanger plate fin and fin so manufactured |
| 12/08/1992 | US5168740 Method for producing drawn bores in sheet-metal pieces |
| 12/08/1992 | CA1311139C Assembled shaft, especially camshaft, crankshaft or driveshaft |
| 12/02/1992 | CN1019280B Expanding and contracting forming technology of integrated type bridge casing of automobile |
| 11/24/1992 | US5165315 Key duplicating machine |
| 11/24/1992 | US5165304 Assembled shaft |
| 11/24/1992 | US5165168 Method of making a high rise spout and spout made according to the method |
| 11/24/1992 | US5165153 Apparatus for producing a stress relieving zone in a heat exchanger |
| 11/19/1992 | EP0514329A2 Improved rubber-metal bushing and method of producing same |
| 11/19/1992 | EP0514249A1 Method for manufacture of a tube bundle heat-exchanger |
| 11/17/1992 | US5163226 Method for forming a banjo-type axle housing |
| 11/17/1992 | CA2068823A1 Rubber-metal bushing and method of producing same |
| 11/14/1992 | WO1992020472A1 Method for manufacturing a drum brake shoe |
| 11/14/1992 | CA2102898A1 Method for manufacturing a drum brake shoe |
| 11/12/1992 | DE4115366A1 Drum mfr. for clutch or brake - bearing ring is formed from inner drum, formed into drawn drum body, grooves are formed subsequently |
| 11/11/1992 | EP0512969A1 Machine for producing venetian blinds and punching device therefor |
| 11/10/1992 | US5161401 Apparatus for producing bent sections in hollow profile strips |
| 11/09/1992 | CA2068125A1 Machine for producing venetian blinds and punching device therefor |
| 11/05/1992 | DE4206500A1 Device to produce wheel rim - involves setting inclination of sizing element which is altered by hinge of lever and each replaceable tool is attached by sizing element |
| 11/04/1992 | EP0416046B1 Piston rings |
| 11/03/1992 | US5160108 Process and tool for producing a barrel for a telescopic universal transmission joint |
| 11/03/1992 | US5159826 Die set for manufacturing fins of heat exchangers and a manufacturing device using the same |
| 10/28/1992 | EP0510224A1 Plated steel sheet having two plating layers and excellent in antifriction, corrosion resistance and painting adaptability |
| 10/27/1992 | US5158389 Hollow section for coupling with other sections |
| 10/27/1992 | CA1309357C Stamp formed mufflers and method of manufacture |
| 10/22/1992 | DE4112431A1 Tube base connection for heat exchanger - has tubes with reduced dia. of connection section within tube base |
| 10/21/1992 | EP0509239A1 Camshaft |
| 10/20/1992 | US5157241 Temperature control device provided in a plastic-processing machine |
| 10/15/1992 | DE4112106A1 Coin testing method for measuring coin dia. during centering phase |
| 10/14/1992 | EP0508541A2 Method of production of an annular or arc-shaped metal part |
| 10/13/1992 | US5154679 Method of assembling a heat exchanger using a fin retainer |
| 10/13/1992 | US5153996 Rivet connector for hedge cutting blade |
| 10/13/1992 | US5153991 Bearings |
| 10/06/1992 | US5152062 Method of manufacturing ball bearing retainers |
| 10/06/1992 | US5152061 Cold-forming of toothed wheels from sheet steel |
| 10/06/1992 | US5152047 Method of producing laminated metal belt |
| 09/30/1992 | CN1064824A Method for manufacturing axle sheet by one integral shaping |
| 09/30/1992 | CN1018436B Threaded composite tube type tubing plate for collecting solar heat and making method thereof |
| 09/29/1992 | US5150596 Heat transfer fin with dammed segments |
| 09/29/1992 | US5150520 Heat exchanger and method of assembly thereof |
| 09/24/1992 | DE4108763A1 Radiator for room heating - has double-walled sections, with inner wall of material inert to fluid heat carrier |
| 09/23/1992 | EP0414738B1 Process for manufacturing bucket wheel bodies and bucket wheel bodies so obtained |
| 09/10/1992 | DE4107688A1 Method of producing bearing bushes with deep grooves - involves transfer of bush through bending, sizing grooving and deburring stations in integrated work cycle |
| 09/09/1992 | EP0502688A2 Cleat for attaching handles to metal containers |
| 09/09/1992 | EP0400034B1 Method for the protection of a coiled tube heat exchanger |
| 09/09/1992 | CN1018158B Automatic apparatus of forming and heat treatment of circular pieces |
| 09/03/1992 | DE4106148A1 Precise radius deep-drawn bearing seat mfr. for electric motor housing - involves removal of superfluous metal from peaks and its compression into troughs of roughly prepd. surface |
| 09/02/1992 | CN1018086B Fabricated axle, especially cam spindle and its manufacturing method |
| 09/02/1992 | CN1018053B Wedge cross rolling process for electric step shaft |
| 09/01/1992 | US5143471 Tubular reinforcement element and method of making same |
| 09/01/1992 | CA1306959C Brake shoe rib and a method of making same |
| 09/01/1992 | CA1306907C Aluminum heat exchanger coating |
| 08/26/1992 | EP0500458A1 Method for fabricating a hollow blade for a turbomachine |
| 08/26/1992 | EP0500036A1 Wave-guides for micro-wave ovens |