| Patents for B61D 7 - Hopper cars (1,208) |
|---|
| 10/02/2002 | CN1091702C Railroad hopper car underframe transition casting |
| 09/19/2002 | WO2002072402A1 Railway goods wagon |
| 09/03/2002 | CA2228540C Cam-operated hatch cover lock |
| 08/13/2002 | US6431084 Railroad hopper car gate assembly and method of operating same |
| 08/01/2002 | US20020100390 Rapid discharge railcar door |
| 07/11/2002 | DE19935577C2 Antriebseinrichtung für die Entladeöffnung von Schüttgutwagen Drive means for the discharge of bulk Cart |
| 07/02/2002 | US6412422 Gate assembly for a railroad hopper car |
| 07/02/2002 | US6412421 Gate assembly for a railroad hopper car |
| 06/27/2002 | US20020078854 Railroad hopper car gate assembly and method of operating same |
| 06/20/2002 | US20020073883 Railway car outlet gate assembly |
| 06/20/2002 | US20020073882 Ballast discharge system |
| 06/18/2002 | US6405658 Manual discharge door operating system for a hopper railcar |
| 04/02/2002 | US6363863 Gate assembly for a railroad hopper car |
| 03/26/2002 | CA2102007C A loading wagon for the transport of bulk material |
| 03/19/2002 | US6357361 Assembly for closing a pneumatic discharge outlet |
| 03/12/2002 | CA2245027C Cover system for dual railcar spout outlets |
| 01/31/2002 | US20020011175 Gate assembly for a railroad hopper car |
| 01/30/2002 | EP1175593A1 Logistics system and method with position control |
| 01/27/2002 | CA2354283A1 Ballast discharge system |
| 01/01/2002 | US6334397 Side sheets for a hopper and bulk container car |
| 12/25/2001 | US6332477 Piston-type accumulator for a hydraulic fluid to be supplied to a consumer in a hydraulic installation |
| 12/18/2001 | US6330863 Railroad car tub |
| 12/18/2001 | CA2079832C Unit for actuating gates of a hopper railroad car |
| 11/28/2001 | CN1075452C Bulk material loading wagon |
| 10/16/2001 | US6302031 Sidewall for a railway car |
| 09/11/2001 | US6286437 Railway car outlet gate assembly |
| 08/28/2001 | US6279487 Railroad hopper car door assembly |
| 08/23/2001 | US20010015152 Gate assembly for a railroad hopper car |
| 08/23/2001 | US20010015151 Gate assembly for a railroad hopper car |
| 08/14/2001 | US6273647 Pressure discharge railway hopper car |
| 08/09/2001 | WO2001056857A1 Hopper |
| 07/24/2001 | US6263803 Gate assembly for a railroad hopper car |
| 07/10/2001 | US6257150 Rapid discharge railcar door |
| 06/28/2001 | WO2001045994A1 Hopper discharge station |
| 06/12/2001 | US6244191 Hopper rail car |
| 05/29/2001 | US6237505 Large capacity car body for pressure discharge railway hopper cars |
| 05/08/2001 | US6227124 Locking mechanism for a hinged railroad hopper car door |
| 05/08/2001 | US6227123 Railroad car pick-up shoe |
| 05/02/2001 | CN1065187C Vehicle for carrying bulk material |
| 04/10/2001 | US6213028 Increased capacity railway car |
| 03/28/2001 | EP1086312A1 Piston-type accumulator for a hydraulic fluid to be supplied to a consumer in a hydraulic installation |
| 03/27/2001 | US6205931 Aerator pad for fluidizing particulate materials |
| 03/01/2001 | DE19935577A1 Antriebseinrichtung für die Entladeöffnung von Schüttgutwagen Drive means for the discharge of bulk Cart |
| 02/28/2001 | EP1078836A1 Actuating device for a discharge door for hopper cars |
| 02/20/2001 | CA2172707C Apparatus for controlling operation of a railcar discharge gate assembly |
| 02/15/2001 | WO2001010698A1 Locking mechanism for a hinged railroad hopper car door |
| 01/30/2001 | CA2201041C Side sheets for a hopper and bulk container car |
| 01/13/2001 | CA2313733A1 Converted multiple hopper rail car and method for making same |
| 12/26/2000 | US6164210 Reinforced hopper car structure |
| 12/05/2000 | US6155175 Railroad material cart |
| 12/01/2000 | CA2310522A1 Manual discharge door operating system for a hopper railcar |
| 11/21/2000 | US6148735 Light weight gondola car |
| 11/02/2000 | DE19921083A1 Process for thawing of bulk material transported in saddle bottom wagon entails directing heat medium into bunker through pipes of de-dusting plant so that it flows completely around material between saddle bottom and discharge flap |
| 11/01/2000 | CN1272084A Railroad hopper car door assembly |
| 10/28/2000 | CA2307013A1 Railroad car tub |
| 09/26/2000 | US6123030 Gate assembly for a railroad hopper car |
| 09/05/2000 | US6112762 Top operated bottom outlet valve assembly |
| 08/01/2000 | US6095616 Gravity discharge grain wagon with discharge opening closure system |
| 08/01/2000 | CA2038363C Mobile ballast regulator |
| 07/25/2000 | US6092471 Curved rail cover actuator |
| 07/11/2000 | US6085948 Trap closure device for trailer hoppers |
| 07/05/2000 | CN2385941Y Ballast hopper car |
| 06/13/2000 | US6073562 Railway car outlet gate assembly with compact inertial latch |
| 05/30/2000 | US6067912 Automated discharge system for hopper car |
| 05/30/2000 | CA2029948C Railroad hopper car outlet gate end tube seal |
| 05/09/2000 | USRE36685 Railroad hopper car with ballast distributing blades and remote control system |
| 04/26/2000 | CN1251555A Railroad hopper car underframe transition casting |
| 04/07/2000 | CA2249767A1 Railway car outlet gate assembly |
| 04/04/2000 | US6044771 End structure assembly for hopper car |
| 03/21/2000 | US6039362 Cam-operated single acting hatch cover lock |
| 03/01/2000 | EP0790912B1 Bottom discharge arrangement |
| 02/15/2000 | US6024023 Hopper car gate |
| 02/01/2000 | US6019049 Railroad hopper car door assembly |
| 01/11/2000 | US6012397 Railway car outlet gate assembly with inertial latch |
| 12/29/1999 | WO1999067536A1 Piston-type accumulator for a hydraulic fluid to be supplied to a consumer in a hydraulic installation |
| 12/28/1999 | US6008890 Positioning system for the arm of ore car turning equipment |
| 12/23/1999 | DE19827363A1 Piston store for hydraulic fluid in vehicle for friable goods without own drive |
| 12/09/1999 | WO1999062751A1 A railroad hopper car door assembly |
| 11/30/1999 | US5993130 Loading car for bulk material |
| 11/10/1999 | EP0955249A2 Multi-use cargo space for transporting bulk material |
| 10/22/1999 | CA2269570A1 Large capacity car body for pressure discharge railway hopper cars |
| 10/22/1999 | CA2269569A1 Pressure discharge railway hopper car |
| 10/09/1999 | CA2251039A1 Railway car outlet gate assembly with compact inertial latch |
| 09/16/1999 | CA2249625A1 Railroad car pick-up shoe |
| 08/31/1999 | US5944469 Box car for carrying bulk material |
| 08/25/1999 | CN2334646Y Self-discharging mine lorry for tunnel construction conveying |
| 08/10/1999 | US5934200 Lightweight hopper car |
| 07/29/1999 | CA2228371A1 Gate outlet structure for hopper railcar |
| 07/28/1999 | CA2260452A1 Top operated bottom outlet valve assembly |
| 07/13/1999 | US5921531 Retractable handrail for railroad cars |
| 07/08/1999 | CA2251496A1 Railway car outlet gate assembly with inertial latch |
| 06/18/1999 | CA2256148A1 Increased capacity railway car |
| 06/02/1999 | CN2321680Y 21 tons axle weight large capacity pneumatic unloading powder shaped goods tank wagon |
| 05/05/1999 | CA2253007A1 Railroad material cart |
| 01/19/1999 | US5860366 Hood for encasing the center sill of a rail car |
| 12/09/1998 | CN2299775Y Sealing means for door of rail way hopper wagon |
| 11/30/1998 | CA2239275A1 Railway wagon discharge system |
| 11/03/1998 | US5829359 Railway hopper car discharge gate assembly |
| 11/03/1998 | US5829358 Dual durometer gasket for a railroad hopper car |
| 10/20/1998 | USRE35925 Apparatus for controlling operation of a railcar discharge gate assembly having a lost motion mechanism for unlocking the gate prior to movement |