Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 53 - Making other particular articles
Patents for B21D 53 - Making other particular articles (18,517)
06/1983
06/21/1983US4388817 Vehicle wheel and method of manufacturing same
06/21/1983US4388751 Method and apparatus for manufacturing slide fastener coupling elements
06/21/1983CA1148339A1 Method and apparatus for flattening corrugated heat exchanger plates
06/14/1983US4387496 Method of forming a spray arm
06/14/1983US4387494 Method for manufacturing a simulated wire wheel cover
06/09/1983EP0055711A4 Low profile heat exchanger and method of making the same.
06/08/1983EP0080708A1 Method of making a clamp
06/07/1983US4386505 Refrigerators
06/07/1983CA1147539A1 Manufacture of arcuate bearing shells
06/01/1983EP0080437A1 Bimetallic composite coin blank for coins, medals and the like
05/1983
05/25/1983EP0079419A1 Multiple V-belt pulley and method of making it
05/24/1983US4384467 Method of forming rings
05/24/1983US4384466 Hydraulic control circuit for loader of thin-wall spline rolling machine
05/17/1983US4383428 Loader for thin-wall spline rolling machine
05/17/1983US4383426 Die construction for fan blades
05/11/1983EP0078551A2 Blank tube and main frame for a by bicycle
05/10/1983CA1146160A1 Multiple coil heat exchanger
05/10/1983CA1146113A1 Metal-plated foam heat transfer surface
05/03/1983US4381659 Method of manufacturing universal joint housing
04/1983
04/28/1983WO1983001401A1 Method for manufacturing a heat exchanger
04/27/1983EP0077613A2 Process for producing reinforced structural articles
04/26/1983US4380918 Thin-wall spline forming machine
04/26/1983US4380854 Assembly apparatus
04/20/1983EP0077062A2 Process and means for forging a tractor undercarriage sprocket segment providing tolerance sizes corresponding to those obtainable with cold tool machine working and sprocket wheel segments obtained with such process and means
04/20/1983EP0077009A1 Method of making a heat exchanger
04/19/1983US4380106 Assembly apparatus
04/19/1983CA1144765A1 Gear burnisher
04/14/1983WO1983001214A1 Method and apparatus for forging sprocket segments
04/12/1983US4379360 Method of making a hinge with an integral pintle
04/12/1983CA1144559A1 Process for stabilizing solutions of hexavalent chromium organic derivatives in hydrocarbon solvants, with phosphoric esters
04/06/1983EP0075599A1 Process for manufacturing round objects
04/05/1983CA1144209A1 Releasable coupling device
03/1983
03/23/1983EP0074614A2 Manufacturing method and apparatus for shell of universal-joint
03/22/1983US4377313 Thin-walled bearing bushings produced in the drawing process
03/17/1983WO1983000835A1 Key cutting device
03/16/1983EP0074241A1 Composite metal-plastic gear and method for making same
03/16/1983EP0074189A2 Thin-wall sleeve forming
03/16/1983EP0073988A2 Key cutting device
03/09/1983EP0073651A1 Method of manufacturing bladed elements for rotary fluid machines
03/08/1983US4375832 Tube and fin radiator
03/01/1983CA1141992A1 Method for correcting rotational non-uniformity of a pneumatic tire and wheel assembly and apparatus for performing such method
02/1983
02/22/1983CA1141808A1 Adjustable clearance foil journal bearing and method of manufacturing foil element therefor
02/16/1983EP0072296A2 Method and apparatus for manufacturing vehicle-wheels called "style", and vehicle-wheels made by this method
02/15/1983US4374315 Golf club shaft and method of making the same
02/15/1983US4373414 Coded key cutting device
02/15/1983US4373245 Process for manufacturing a metal seat back structure
02/15/1983US4373241 Method of making propeller blade
02/15/1983US4373236 One-piece buckle and keeper assembly
02/09/1983EP0071524A1 Method for manufacturing a drum brake shoe
02/09/1983EP0071407A1 Blind hole anchor nut fastener
02/01/1983US4370876 Methods of constructing a one-piece roof vent device
02/01/1983US4370788 Method of lining cylindrical bores
02/01/1983CA1140531A1 Low profile heat exchanger and method of making the same
01/1983
01/18/1983CA1139535A2 Method and apparatus for producing a heat exchanger tube
12/1982
12/28/1982US4365492 Ring former and cutoff
12/21/1982CA1137719A1 Method for the manufacture of a sleeve for a multi-screw extruding machine, and sleeve
12/14/1982US4363436 Method of making muffler clamps
12/14/1982CA1137286A1 Method for manufacturing poly-v pulleys
12/08/1982EP0066541A1 Method for the production of a ball tip for a liquid ink writing instrument, and tip produced by this method
12/07/1982US4362039 Apparatus and method for producing foldable metal drape panels
12/07/1982CA1136833A1 Muffler clamp and method of making same
11/1982
11/30/1982US4361335 Annular gasket for static sealing for very high temperatures and small pressure drops, and method of making
11/30/1982US4361262 Method of making expanded sandwich structures
11/30/1982US4361021 Method and apparatus for forming angle ring flanges
11/30/1982US4360959 Method for manufacturing a drum brake shoe
11/24/1982EP0065318A1 Fastener chain finishing apparatus
11/24/1982EP0065317A1 Space forming and stop fixing apparatus for fastener chains
11/23/1982CA1135943A1 U-bolt clamp assembly
11/17/1982EP0064764A2 Method of and apparatus for manufacturing slide fastener coupling elements
11/17/1982EP0064624A1 Method of fabrication of articulating joints, particularly for seats with adjustable backrest
11/02/1982US4357561 Automotive rim roll forming drive system
11/02/1982US4356719 Mandrel jaw and method of manufacture
11/02/1982US4356614 Method for the production of compound plates, particularly compound glass panes
11/02/1982CA1134589A1 Beveled lobe anti-skid grating and method of manufacturing same
10/1982
10/28/1982WO1982003586A1 Method of manufacturing heat exchanger core and assembly therefor
10/26/1982US4355529 Apparatus for manufacturing a cylindrical member
10/26/1982CA1134125A1 Hollow panels and method of and apparatus for manufacturing same
10/19/1982US4354407 Method of wheel manufacture for correcting rotational non-uniformity of a pneumatic tire and wheel assembly and apparatus for performing such method
10/13/1982EP0062158A2 Method and apparatus for straightening soldered or welded bicycle frames
10/13/1982EP0062067A1 Manufacturing method for a tubular shell of a universal joint
10/12/1982CA1133465A1 Corrosion resistnt joint assembly
10/12/1982CA1133437A1 Fastener strip
10/06/1982EP0061779A2 Heat exchanger
10/05/1982US4352227 Apparatus for producing a finned tube for heat transfer
09/1982
09/28/1982US4351175 Method of manufacturing an arc-like formed product and equipment for carrying out the method
09/22/1982EP0060809A1 Cotter-articulated link bracelet
09/21/1982US4349953 Method of manufacturing slide fastener coupling elements
09/15/1982EP0060161A1 Method of conforming a housing of a servomotor to its reinforcement
09/08/1982EP0059584A2 Thin-wall spline forming machine
09/08/1982EP0059583A2 Rack for splining thin-wall sleeves of power transmission members
09/07/1982US4347636 Nut and method of forming the same
09/01/1982EP0058804A2 Loader for thin-wall spline rolling machine
09/01/1982EP0058800A1 Hydraulic control circuit for loader of thin-wall spline rolling machine
08/1982
08/31/1982US4346628 Method for making a head of piolet
08/31/1982CA1130534A1 Method for eliminating the surface defect burrs on the metal article formed by the sectional forming die
08/25/1982EP0058465A1 Method of manufacturing universal joint housings
08/25/1982EP0058386A1 Mandrel and Method of pressure-sealed installation of a tube in a tube sheet or the like
08/25/1982EP0058385A1 Arrangement for pressure-sealed installation of a tube in a tube sheet by means of a pressurized fluid
08/19/1982WO1982002763A1 Heat exchanger and method of making it
08/10/1982US4343171 Apparatus for manufacturing a slat for a shutter
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