Class B61F : RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES, ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING; WHEELS GUARDS; OBSTRUCTION REMOVERS OR THE LIKE
Subclass 1/10: Underframes (making railway vehicle underframes by forging or pressing B21K 7/12) Details End constructions
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12221139 | Box underframe end structure of railway vehicle | Nov 11, 20 | Feb 11, 25 | CRRC Nanjing Puzhen Co., Ltd. |
| 11964679 | Underframe end structure without bolster beam for rail vehicle | Sep 30, 19 | Apr 23, 24 | CRRC Nanjing Puzhen Co., Ltd. |
| 11845480 | Sill connection for railcar structure | Sep 11, 20 | Dec 19, 23 | Trinity Rail Group, LLC |
| 11186300 | Collision energy absorption structure and rail vehicle having same | Sep 29, 18 | Nov 30, 21 | CRRC QINGDAO SIFANG CO., LTD. |
| 11130506 | Rail vehicle | Nov 27, 18 | Sep 28, 21 | CRRC QINGDAO SIFANG CO., LTD. |
| 11021175 | End underframe for a railway vehicle made out of cold rolled austenitic stainless steel and corresponding production method | May 30, 18 | Jun 01, 21 | ALSTOM TRANSPORT TECHNOLOGIES |
| 10967886 | Draft sill using a tension cable | Oct 05, 18 | Apr 06, 21 | Bombardier Transportation GmbH |
| 10836410 | Carbody of railcar | May 31, 16 | Nov 17, 20 | Kawasaki Jukogyo Kabushiki Kaisha |
| 10654497 | Railcar towing systems and railcar towing methods using the same | Aug 31, 17 | May 19, 20 | BNSF Railway Company |
| 10538256 | Railcar | Aug 31, 15 | Jan 21, 20 | NIPPON SHARYO, LTD. |
| 10457297 | Railcar | Aug 31, 15 | Oct 29, 19 | NIPPON SHARYO, LTD. |
| 10287099 | System and method for reconditioning railcar side frames | Mar 25, 16 | May 14, 19 | TTX Company |
| 10124815 | Central climbing protection for rail vehicles with additional functions | Sep 27, 13 | Nov 13, 18 | Siemens Aktiengesellschaft |
| 10071753 | Railway vehicle and chassis end plate assembly thereof | Nov 13, 15 | Sep 11, 18 | CRRC QINGDAO SIFANG CO., LTD. |
| 9669848 | Energy absorption/coupling system for a railcar and related method for coupling railcars to each other | Aug 25, 14 | Jun 06, 17 | TRINITY NORTH AMERICAN FREIGHT CAR, INC. |
| 9592839 | Railcar | Mar 21, 13 | Mar 14, 17 | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 9493173 | Railcar | Oct 17, 13 | Nov 15, 16 | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 9421989 | Rolling stock | Jan 27, 12 | Aug 23, 16 | NIPPON SHARYO, LTD. |
| 9290188 | Carriage body for a railroad vehicle with a coupling fixing device and method for producing said carriage body | Sep 20, 10 | Mar 22, 16 | BOMBARDIER TRANSPORTATION GMBH |
| 9248846 | Rolling stock | Dec 02, 11 | Feb 02, 16 | NIPPON SHARYO, LTD. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0025,460 | Sill Connection for Railcar Structure | Oct 04, 23 | Jan 25, 24 | Not available |
| 2022/0306,166 | RAILCAR BODYSHELL | Jun 08, 20 | Sep 29, 22 | Kawasaki Railcar Manufacturing Co., Ltd. |
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