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JP4675604B2 |
The rail carriage, and especially for an urban tramway, has a footplate (2) secured to the chassis (1). The driver's compartment has a seat (3) and an instrument panel (5) with the driving controls, together with an instrument cabinet (6...
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JP4673175B2 |
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JP2011074929A |
To provide a tapered roller bearing capable of being used even in cold area and the like, preventing the temperature rise of a shaft so as to suppress a bearing gap from decreasing, thereby reducing a load onto a large collar part or the...
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JP4666084B2 |
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JP4657881B2 |
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JP4648431B2 |
To solve such a problem that in a drive system of a railway rolling stock for supplying power from a generator driven by an engine and a battery, when a converter for converting an AC voltage of the generator to a DC voltage fails, the g...
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JP2011042198A |
To improve cooling efficiency of a heat radiation part radiating the heat generated by a semiconductor element when the electric power converter operates while the rolling stock stops.This electric power converter for rolling stock inclu...
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JP4643399B2 |
To provide a liquid-cooled type electric power converting device for a railroad car capable of cooling properly the power supply for driving the car and an auxiliary power supply and assuring calmness when the car is stopped. The liquid-...
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JP4641663B2 |
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JP2011037353A |
To provide a rolling stock drive unit suppressing a temperature rise.This rolling stock drive unit 12 is equipped with: a reduction gear housing 13 held by an inside diameter surface of a wheel 11 to rotate integrally with the wheel 11; ...
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JP4636757B2 |
To provide a driving apparatus that is optimum for rolling stock running on non-electrified zones, improves the degree of freedom in under floor equipment layout while securing the required power, achieves a good wheel load balance, and ...
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JP4635789B2 |
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JP4629872B2 |
A device for the vibration-absorbing mounting of a compressed-air generator including a first spring element which is mounted on a mounting support. A second spring element is provided on which the compressed-air generator is arranged. O...
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JP4630953B2 |
A heat sink which is mounted in a movable body and which is to be exposed to a traveling air stream generated while the movable body moves includes a base and a heat dissipating portion having a plurality of fins. At least in a front end...
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JP4623891B2 |
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JP4624202B2 |
An object of the present invention is to provide vehicles in which steep energy transfer in an electric power storage device is avoided to extend the life of the electric power storage device, and in which the labor required for the main...
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JP4621377B2 |
To suppress speed adjustment for reduction in detection of slip and skidding by setting a minimized threshold for the detection of the slip and the skidding within a range, where the slip and the skidding can be detected surely without b...
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JP4614020B1 |
[Problem] To provide a power converting device for a vehicle which can facilitate maintenance and inspection work and can meet a demand for reduction in size. [Means for Solution] A power converter configured of a semiconductor switching...
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JP2011003671A |
To provide an underfloor equipment box wiring structure for simplifying wiring processing of electric wires through an underfloor equipment box.The underfloor equipment box wiring structure is used to seal a through-section of the electr...
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JP4606350B2 |
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JP4602113B2 |
To provide a drive system of an electric vehicle that can reduce the occurrence of the slippages and slidings of the vehicle by stabilizing an axial variation by suppressing an oscillatory pitching of a bogie , and can make compatible th...
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JP4593081B2 |
To provide a device which enables the escaping travel to a neighboring station even in case that some batteries are disabled in the case where batteries are used for a hybrid rolling stock where a diesel rail-car and an electric rolling ...
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JP4588437B2 |
To stably supply a power for a service instrument without newly providing a stationary inverter device in a hybrid system railroad motor car equipped with a generation means and a power storage means. The driving device for a railroad ro...
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JP4582902B2 |
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JP2010249164A |
To provide a railway vehicle drive unit reducing the torque loss, and improving lubricating performance.The railway vehicle drive unit 12 is the drive unit that rotates and drives a wheel of railway vehicle. The railway vehicle drive uni...
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JP2010249163A |
To provide a railway vehicle drive unit exhibiting excellent lubricating performance by maintaining a constant oil level height of a lubricant.The railway vehicle drive unit 12 includes: a reduction gear housing 13 having a space sealing...
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JP2010249165A |
To provide a reliable railway vehicle drive unit.The railway vehicle drive unit 12 is the drive unit that rotates and drives a wheel 11 of railway vehicle, and includes a reduction gear housing 13 having a locking mechanism 40 preventing...
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JP2010249162A |
To provide a railway vehicle drive unit which provides a high reduction gear ratio in a small size and has improved lubrication performance and higher reliability.The railway vehicle drive unit 12 includes a reduction gear housing 13 sup...
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JP4574643B2 |
To balance an organized rolling stock, improve redundancy attributed to operation, and reduce battery capacity in the organized rolling stock with a battery-driven and inverter-controlled car connected as a train, and to provide provide ...
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JP4568189B2 |
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JP4568169B2 |
A control system for centrally controlling information related to an electric motor car and effectively using power for the electric motor car involves a VVVF inverter, a CVCF inverter, a fuel cell, a power storage unit, and a power mana...
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JP4564214B2 |
To provide a radio train control system constituted by applying an autonomous distributed protocol in which the train can be detected in fail-safe condition without damaging any characteristics of the autonomous distributed protocol. The...
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JP3163449U |
To perform a loading / unloading operation of an overhead wire work vehicle and a reciprocating operation on a rail between a railroad crossing and a work site by hydraulic drive using a dedicated battery as a power source without using ...
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JP4562610B2 |
To provide a hybrid type drive of a railroad work vehicle, capable of low-speed work traveling at engine stopping state. This hybrid type drive for a railroad work vehicle includes: first gears 32 and 33 for transmitting engine power fro...
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JP4560748B2 |
A tracked system for vehicles on a support rail (1) has a toothed drive rack (4) under the track and gripped by drive toothed wheels under the vehicle. The middle line (6) of the rack is set at a defined spacing from one side of the trac...
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JP2010226927A |
To provide a bearing device of a rotary electric machine for a railway vehicle, wherein an outer ring of a four-point contact ball bearing that receives a thrust load by a helical gear never develops fretting wear due to a shock load and...
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JP4549086B2 |
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JP4549121B2 |
To solve the problem that effective utilization of adhesive strength cannot be achieved resulting from a delay in the estimation of a torque corresponding to a tangential force between wheels and rails in one pulse mode of an inverter fo...
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JP2010529920A |
A system is provided for retrofitting an electrically propelled vehicle. The vehicle has an engine-driven generator, and at least a first traction motor and a second traction motor coupled to the generator. The system includes an energy ...
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JP4528802B2 |
To execute control of the carriage of a train or the like optimum, further rich in safety. The train 10 moves on traveling roads 12a, 12b by utilizing electric power, the storage residual electric power of an electric power storage means...
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JP2010178417A |
To enhance riding comfort during constant speed travelling by allowing a travel managing section to collectively transmit control information to a train information management device set to each vehicle.An operation assisting system incl...
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JP2010169247A |
To provide a railroad vehicle drive unit reducing a torque loss, and improving a lubricating performance.The railroad vehicle drive unit 12 is provided with a reduction gear housing 13, an input side rotating member 14, a reduction gear ...
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JP2010172057A |
To solve the problem of a conventional propulsion controller for rolling stock that it can not detect slow idling and skid because there is necessity to set a large value as a detection level of acceleration for determining the idling an...
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JP2010527222A |
A method is provided that includes propelling an electrically driven vehicle at a first, slower speed, and potentially high torque by supplying electricity at a first, lower voltage from an energy storage device to a second electric moto...
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JP4519200B2 |
A vehicle control device includes plural functional modules each of which is a minimum part unit that contributes to change in input/output potentials, and has an input and an output of one power line or one set of power lines, except fo...
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JP4518820B2 |
To provide a high-speed operation assisting apparatus for improving the accuracy of a scheduled operation while performing an energy saving operation. A running manager 1 has a microcomputer, previously calculates an arrival predicting t...
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JP4514045B2 |
To provide a vehicle body/truck structure of a low-floor type railroad vehicle which is capable of eliminating a step between a common platform and a floor surface without using any small diameter wheels to cause troubles in the safe tra...
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JP4510926B2 |
There is provided a first accommodating chamber 7 that accommodates a cooling unit frame 25 that supports a cooling unit 2. The cooling unit 2 includes a cooler 22 that cools heat generated from a snubber circuit component 23 and a semic...
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JP2010156406A |
To provide a railway rolling stock drive unit which provides a high reduction gear ratio in a small size and has improved lubrication performance and higher reliability. The railway rolling stock drive unit 12 includes: a reduction gear ...
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JP2010156407A |
To provide a railway rolling stock drive unit which provides a high reduction gear ratio in a small size and has improved lubrication performance and higher reliability. The railway rolling stock drive unit 12 includes: a reduction gear ...
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