Class B21H : MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
Subclass 1/04: Making articles shaped as bodies of revolution (rolling tubes B21B 17/00-B21B 25/00) discs; disc wheels with rim, e.g. railway wheels
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11872640 | Method and device for the machining of the wheel running surface of wheels for rail vehicles | Jul 24, 20 | Jan 16, 24 | Hegenscheidt-MFD GmbH |
| 11135641 | Vehicle wheel disc and manufacturing method of vehicle wheel disc | Sep 25, 19 | Oct 05, 21 | Central Motor Wheel Co. Ltd. |
| 10953458 | Wheel rolling device | Apr 15, 19 | Mar 23, 21 | CITIC Dicastal CO., LTD |
| 10946428 | Spinning apparatus and spinning method | Jan 11, 17 | Mar 16, 21 | Topy Kogyo Kabushiki Kaisha |
| 10632522 | Method of manufacturing preliminary formed body and axisymmetrical component | Apr 07, 15 | Apr 28, 20 | Kawasaki Jukogyo Kabushiki Kaisha |
| 8402658 | Manufacturing method of compressor pulley | Apr 01, 08 | Mar 26, 13 | HANON SYSTEMS |
| 7047781 | Sheet metal member having an annular peripheral wall and a method of thickening an annular peripheral wall of the sheet metal member | Jan 27, 95 | May 23, 06 | Kabushiki Kaisha Kanemitsu |
| 6223576 | Method of thickening peripheral portion of circular plate blank by holding blank in pressing contact with bottom surface of forming groove formed in roller die | Dec 21, 99 | May 01, 01 | AISIN KIKO CO., LTD. |
| 6158261 | Mill for producing axially symmetric parts | Mar 15, 99 | Dec 12, 00 | GENERAL ELECTRIC COMPANY |
| 6044555 | Method for producing fully dense powdered metal helical gear | May 04, 98 | Apr 04, 00 | Keystone Investment Corporation |
| 5950309 | Method for bonding a nozzle plate to an ink jet printhead | Jan 08, 98 | Sep 14, 99 | XEROX CORPORATION |
| 5732581 | Method for producing a sheet metal poly-V groove pulley and a sheet metal poly-V groove pulley | Jul 08, 96 | Mar 31, 98 | Kabushiki Kaisha Kanemitsu |
| 5454248 | Method of shaping a wheel | May 02, 94 | Oct 03, 95 | RAYS ENGINEERING CO., LTD. |
| 5396787 | Method of producing fluid-chamber component elements | Aug 16, 94 | Mar 14, 95 | Kabushiki Kaisha Kanemitsu |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0001,348 | WHEEL ROLLING DEVICE | Apr 15, 19 | Jan 02, 20 | CITIC DICASTAL CO., LTD |
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