Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 8028629 | Passenger rail car sliding door with high platform threshold An improved door assembly has a single movable door and may have a separate movable high platform threshold. The door assembly is formed of an upper door section and a lower door section which is fixed to the upper door section. A support member may be integral with... | 10/04/2011 |
| 7789022 | Vehicle door provided with a joint The invention relates to a railway vehicle including a body defining a wall in which an access passage is embodied, at least one closing sliding door, a sealing joint carried by the door and applicable to the wall when said door in a closed position. Said wall inclu... | 09/07/2010 |
| 7228804 | Door system for transit vehicle utilizing compression lock arrangement A locking arrangement for a door system of a transit vehicle includes a combination of a lock mechanism and an electromagnetic brake. The lock mechanism enables positive locking of at least one door but does not require substantial contact between moving and station... | 06/12/2007 |
| 6799522 | Passenger rail car sliding door with high platform threshold An improved door assembly having a single movable door and a separate movable high platform threshold. ... | 10/05/2004 |
| 6679186 | Motorized door-locking device of reduced size The invention relates to a motorized locking device for a door intended in particular for a rail vehicle, with at least one leaf. The device includes a tilting-body motor intended to be mounted on the vehicle. The axis of the motor is substantially parall... | 01/20/2004 |
| 6640728 | Passenger rail car sliding door with high platform threshold An improved door assembly having a single movable door and a separate movable high platform threshold. The door assembly is formed of an upper door section and a lower door section fixed to the upper door section. A support member can be slidably engaged ... | 11/04/2003 |
| 6598539 | Power door operator having a drive member function as a hanger portion and rollers of a door panel hanger engaging the drive member for motion therealong A powered operator assembly for moving an object along a linear axis and particularly for moving doors in a mass transit vehicle utilizing a helical drive member for moving and supporting an attached door panel. The helical drive engages a drive nut that ... | 07/29/2003 |
| 6591760 | Door for a railway vehicle A portal system for a railway or other vehicle having steps from the interior flooring downwards to the ground has a bridge platform to be deployed for use when the vehicle is stopped at a railway station platform. A threshold member closes at least part ... | 07/15/2003 |
| 6443072 | Dual level access door system for railway vehicles A door system for a railway car which provides for both high and low level access. The door system comprises a sliding door, a platform displaceable between raised and lowered positions for respectively clearing and covering the stairwell of the railway c... | 09/03/2002 |
| 6401629 | Door for railroad car The invention relates to a door for a railway vehicle, intended for a door opening having steps, on which there are provided a platform and a threshold above the steps to permit disembarking onto a railway platform situated higher than the steps. The inve... | 06/11/2002 |
| 6357362 | Apparatus to accommodate ground level and platform boarding of a transit vehicle A door system for a transit vehicle provided with a door opening has a full height sliding door for covering and uncovering the door opening, and a threshold which is disposed within the sliding door when the sliding door is closed. The threshold is posit... | 03/19/2002 |
| 6263804 | Dual level access door system for railway vehicles A door system for a railway car which provides for both high and low level access. The door system comprises a sliding door, a platform displaceable between raised and lowered positions for respectively clearing and covering the stairwell of the railway c... | 07/24/2001 |
| 6125768 | Door system for transit vehicle A biparting transit vehicle door system operator. The operator includes a base for attachment to the mass transit vehicle and a motive power source connected to a transmission having an output power shaft. Such operator further includes a teeter plate hav... | 10/03/2000 |
| 4635561 | Cabin for an aerial cableway A cabin of an aerial cableway having a generally square shape and at least a door opening on the whole lateral wall. The door comprises two panels adapted to abut one another for closing the door opening and to move symmetrically away along a curved path ... | 01/13/1987 |
| 4535702 | Articulated railway vehicle A railway vehicle for urban use has at least one motorized truck and at least one non-motorized supporting truck. The supporting truck is provided with wheels of smaller diameter than the wheels of the motorized truck which enables a lowering of all of th... | 08/20/1985 |
| 4391200 | Medium distance transport device The device comprises cabins allowing a front or side access, each cabin having a first part and a second part. The first part of the cabin comprises a frame (6), rolling along a rolling track (1,2), carrying a fixed floor (11) surrounded by a fixed protec... | 07/05/1983 |
| 4149471 | Automatic gondola for aerial ropeway, which opens and closes by rotating portions of the passenger compartment The gondola for an aerial ropeway comprises on a same lateral side two access openings extending from top to bottom and adapted to be cleared by pivotal movements of two portions of the gondola wall. It comprises a central ring rigid with the carrier fram... | 04/17/1979 |
| 3931769 | Automatic opening and closing cabin for ropeways This cabin gondola or car for ropeway, intended for transporting passengers between two stations on a rope driving a plurality of disconnectable cabins or cars, has an automatic door opening and closing mechanism and the two doors are slidably mounted on ... | 01/13/1976 |
