| Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324) |
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| 03/27/1979 | CA1051278A1 Method of making v-grooved sheet metal pulleys |
| 03/21/1979 | EP0001198A1 Process for the manufacture of articles by the thermoforming of aluminium or magnesium or of aluminium or magnesium base alloys |
| 03/07/1979 | EP0000943A1 Device for making through-holes in metal blocks |
| 03/06/1979 | US4142396 Blanking and forming tapered wall articles |
| 02/13/1979 | CA1048254A1 Die forming of concave antenna reflectors |
| 02/06/1979 | CA1047748A1 Method of securing a sleeve within a tube |
| 01/23/1979 | CA1046860A1 Stripping device for ironing presses |
| 01/16/1979 | US4134284 Method and apparatus for the manufacture of hollow bodies |
| 01/09/1979 | CA1045761A1 Deeply embossed sheet and method for the production thereof |
| 01/02/1979 | CA1045622A1 Deep-drawing of metals coated with a thermoplastic rubber/oil dispersion |
| 01/02/1979 | CA1045533A1 Swedging device |
| 01/02/1979 | CA1045468A1 Method of making spun v-grooved sheet metal pulleys |
| 01/02/1979 | CA1045467A1 Method of roller spinning cup-shaped metal blanks |
| 12/26/1978 | CA1045005A1 Process for manufacturing a two-piece steel can |
| 12/12/1978 | US4129025 Method of fabricating an expulsion tank diaphragm |
| 12/12/1978 | US4129024 Method and apparatus for forming elongated, tapered wall shells |
| 11/28/1978 | CA1043178A1 Forming ductile materials |
| 11/07/1978 | CA1041889A1 Machine for processing metal in sheet or plate form |
| 10/31/1978 | US4122700 Process for forming sheet metal stock |
| 10/24/1978 | US4121448 Process and a device for cold working metal sheet, with a double action in a single operative stage |
| 10/10/1978 | US4119144 Improved heat exchanger headering arrangement |
| 10/03/1978 | US4117708 Method of making housing cover and tube |
| 10/03/1978 | CA1039704A1 Resin-containing lubricant coatings |
| 09/19/1978 | US4114431 Method of forming tubular metal products |
| 09/19/1978 | US4114417 Method and apparatus for making metal parts |
| 09/12/1978 | US4112724 Transportation units for supporting and moving plate-formed attachment member into and out of a press stand of hydraulic press |
| 09/05/1978 | US4111032 Process for producing a metal sheet to be deep drawn or extra-deep drawn for the fabrication of shaped metal parts |
| 09/05/1978 | US4111024 Pressing tool structure for sheet metal forming |
| 09/05/1978 | CA1037785A1 Horizontal can ironing press |
| 08/29/1978 | US4109542 Spun V-grooved sheet metal pulley with thick hub wall integral with thin side wall |
| 08/29/1978 | US4109502 Can making |
| 08/29/1978 | US4109365 Method for forming contoured tubing |
| 08/22/1978 | US4108099 Method and apparatus for forming a coated container |
| 08/22/1978 | CA1036820A1 Method and apparatus for producing fibers from heat-softenable materials |
| 07/04/1978 | US4098108 Punch and die assembly for use in the production of heat exchanger fins |
| 06/27/1978 | US4096815 Forming process |
| 06/27/1978 | US4096729 Sheet metal draw die apparatus |
| 06/20/1978 | US4095544 Heat treatment of cold-formed cup |
| 05/23/1978 | US4090389 Method of drawing a shadow mask |
| 03/28/1978 | US4080819 Apparatus for making drawn articles |
| 03/21/1978 | US4079613 Press with expansible pressure cell and forming pad |
| 03/14/1978 | US4078413 Apparatus for producing fibers from heat-softenable materials |
| 03/14/1978 | US4078409 High-speed hydrodynamic hammer |
| 02/07/1978 | US4072039 Method for forming counter-sunk hole in a base material and an apparatus for carrying out the same |
| 01/31/1978 | US4071657 Metal sheet for drawing |
| 01/24/1978 | US4069573 Method of securing a sleeve within a tube |
| 01/03/1978 | US4065951 Split punch for drawing and ironing containers |
| 12/13/1977 | US4062311 System for forming and trimming of tubular articles |
| 12/13/1977 | US4062215 Process for expanding wheel components |
| 12/06/1977 | US4061948 Or electrically braked motors of spinning machines |
| 12/06/1977 | US4061012 Drawing and ironing machine with positive cup feeder |
| 12/06/1977 | US4061009 Machine for spinning tubular workpieces |
| 11/29/1977 | US4059977 Method of producing hermetically sealed end in a tubular workpiece |
| 11/22/1977 | US4059186 Can body shaper |
| 11/08/1977 | US4057022 Vessel having a pattern-molded bottom, a manufacturing process therefor |
| 11/01/1977 | US4056291 Clutch housing and bearing assembly and method of making the same |
| 11/01/1977 | US4055976 Method of roller spinning cup-shaped metal blanks and roller construction therefor |
| 10/11/1977 | US4052872 Stanchions |
| 10/04/1977 | US4051707 Method and apparatus for making drawn containers |
| 09/20/1977 | US4048835 Method of punching a small hole in a precision mechanics workpiece |
| 09/13/1977 | US4047413 Automatic metal-spinning method |
| 08/30/1977 | US4044592 Coining die assembly |
| 08/23/1977 | US4043169 Triple action cupping tool |
| 08/16/1977 | US4042515 Dimeric carboxylic acids in mineral oil |
| 08/16/1977 | US4042506 Apparatus for removing solid material from sewage or other liquid |
| 08/16/1977 | US4041746 Method of making V-grooved sheet metal pulleys |
| 08/09/1977 | US4040282 Ironing ring having improved lubricating characteristics |
| 08/02/1977 | US4038859 Metal forming die |
| 08/02/1977 | US4038850 Method of and apparatus for producing baseball bats |
| 07/19/1977 | US4036056 Single-slide press for carrying out multiple functions with a single work-input stroke |
| 07/19/1977 | US4036047 Bodymaker punch and ram |
| 07/19/1977 | US4036044 Process for forming metal pipes to a desired shape |
| 07/05/1977 | US4033168 Strip stock lifter |
| 05/31/1977 | US4027070 Steel plate for preparing cans by ironing |
| 05/31/1977 | US4026140 Facilitating removal of deep drawn sheet metal can bodies from female die structure |
| 05/24/1977 | US4024623 Manufacture of isostress contoured dies |
| 05/03/1977 | US4021817 Method of manufacture of antenna reflector having a predetermined curved surface |
| 05/03/1977 | US4020670 Triple action mechanism for producing high reduction cups in a double action press |
| 04/12/1977 | US4016642 Method of making clutch housing and bearing assembly |
| 04/05/1977 | US4016087 Surface treating agent for processing of metals |
| 03/29/1977 | US4014204 Machine for processing metal in sheet or plate form |
| 03/15/1977 | US4011650 Cold working process |
| 02/22/1977 | US4008593 Device for spinning of metal objects |
| 02/15/1977 | US4007621 Containers |
| 02/01/1977 | US4005665 Method for making press-working blanks with reduced ear occurrence |
| 12/14/1976 | US3997369 Production of metallic articles |
| 12/07/1976 | US3995474 Method of making spun V-grooved sheet metal pulleys |
| 11/30/1976 | US3994252 Method for the production of black plate with improved surface lubricity |
| 11/16/1976 | US3991598 Method of roller spinning cup-shaped metal blanks |
| 11/02/1976 | US3989553 Drawing a blank into a cylinder, squeezing, aging |
| 10/19/1976 | US3986654 Method for making tubular members and product thereof |
| 10/19/1976 | US3986382 Horizontal can ironing press |
| 10/05/1976 | US3983733 Die for forming cans |
| 09/14/1976 | US3979815 Method of shaping sheet metal of inferior formability |
| 09/07/1976 | US3978705 Method and apparatus for the manufacture of a thin sheet orifice plate |
| 08/31/1976 | US3977225 Forging method |
| 08/03/1976 | US3972702 Method and apparatus for producing fibers from heat-softenable materials |
| 08/03/1976 | US3972217 Deep drawing of cup-shaped article for easy removal from punch |
| 07/20/1976 | US3969917 Heat treatment pots |
| 07/06/1976 | US3968282 Pressure pad of rubber or rubber-like materials for presses |