134results about "Single contact pieces" patented technology

A contactless power transfer system for a mobile asset is presented. The system includes a primary loop disposed adjacent to a location that is coupled to a power source. A secondary receiving coil is disposed on the mobile asset and coupled to a traction motor for receiving power from the primary loop. The power transfer system further includes a field-focusing element that can focus a magnetic field from the primary loop onto the secondary receiving coil, the field-focusing element having a non-linear current distribution.

The invention provides a pantograph type current collector of electric automobile and an automatic rapid charging station. Two pantograph type current collectors are parallel installed on the electric automobile top which has a single main shaft driven by gas cylinder or hydraulic pressure cylinder, and can act local arc movement, a gimbal is installed on the current collector end, a current slide block is fixed on the gimbal; an output end of the electric automobile charging station is two parallel contact plates on the automobile road upper part, two ends of the contact plate has introduce arc and educe arc; the electric automobile runs over the automobile charging station with standard speed along the road under control by relative sensing, detecting and controller which can complete whole process of collecting bow, charging, de-charging and depressing bow automatically.

An energy-regulating system for a vehicle, suitable for use in a mass transportation system between a departure station and an arrival station along a predetermined route, has advantageously a high-power electrical storage device placed on board the vehicle, supplying power to the vehicle, at least during acceleration. The energy recovered during braking of the vehicle is stored in the storage device. At least the departure station includes an electrical charging area capable of charging the storage device of the vehicle and activated in a charging mode as soon as the residual energy of the storage device of the vehicle is below a variable threshold dependent on an early estimate of the energy balance of the vehicle at least up to the arrival station.

An improved electrically operated transportation vehicle and an electrified roadway over which the vehicle may operate and which supplies electric current to the vehicle are disclosed, in which hot power lines are located overhead of vehicles and neutral lines are deposited on the surface of the roadway. In addition, a high voltage AC line, extending continually along the roadway, is separated from a segmented low voltage AC or DC line. An improved electrical pickup is also disclosed to facilitate engagement and disengagement of a vehicle from a power supply line.

The invention relates to an electric-bicycle stopping charging accounting device; a trolley pole (5) is arranged on an L-shaped frame to connect with a charger (14); the trolley pole (5) contacts with a front-axle conductive column (6), and is connected with a battery (17) through a switch (16); the main roller is driven by a rotational motor (9) to adjust the angle of the wheels. A pair of upper splints (10A) is connected with the frame stand pipe; a driving motor (11), a photoelectric relay, a lock plunger and a lock hole as well as a limiting switch are arranged on the upper splints (10A); the lock plunger (12) is driven by the driving motor (11) to realize bicycle locking. An IC accounting controller (3) is arranged on a control box (4) to card control and account the stopping and charging of the bicycles. The combination has the function of automatic stopping and charging accounting; the device can be arranged in sections such as residential districts and large supermarkets, and can be applied to various electric bicycles. The method is a fast, convenient and practical electric-bicycle stopping charging accounting method.

The system has a high-power electrical storage unit (SC-INT) such as super capacitor, placed in a vehicle (V) e.g. train. The energy recovered during braking of the vehicle is stored in the storage unit. A departure station (S1) has an electrical loading area (CHARGE-AREA) for loading the storage unit and activated in a loading mode when the residual energy of the storage unit is below a variable threshold dependent on an early estimate of the energy balance of the vehicle up to an arrival station, where the loading area is connected with an electrical energy source such as power grid.

Techniques for electric vehicle systems, and in particular to an electric vehicle charging device obstacle avoidance system and method of use. In one embodiment, a system for obstacle avoidance of a charging panel of an electrical vehicle is disclosed, the system comprising: a charging panel interconnected to the electric vehicle; an actuator interconnected to the charging panel, the actuator configured to position the charging panel; at least one sensor configured to sense an obstacle location measurement in a predicted travel path of the electric vehicle; and an obstacle avoidance controller that receives the obstacle location measurement and determines if an obstacle avoidance action is recommended.

An energy-regulating system for a vehicle, suitable for use in a mass transportation system between a departure station and an arrival station along a predetermined route, has advantageously a high-power electrical storage device placed on board the vehicle, supplying power to the vehicle, at least during acceleration. The energy recovered during braking of the vehicle is stored in the storage device. At least the departure station includes an electrical charging area capable of charging the storage device of the vehicle and activated in a charging mode as soon as the residual energy of the storage device of the vehicle is below a variable threshold dependent on an early estimate of the energy balance of the vehicle at least up to the arrival station.

Dynamic systems may require a large number of coils (charging pads) which may be installed into the roadway to wirelessly provide power to electric vehicles as they are traveling along the roadway. The current in each of these coils may need to be turned on and off as a vehicle drives over the coils in order to efficiently utilize power and properly convey power to the passing vehicles. The supply network behind these coils may need to be capable of managing the individual coils with minimal infrastructure and cost as well as be capable of distributing the required power from the power grid to these pads efficiently and safely. The supply network may include charging coils, switches, local controllers, and distribution circuitry within a modular element, which may receive power from external sources and may be controlled by a central controller.

Disclosed is a method and apparatus for charging electrically powered devices. In accordance with the invention, the device is powered by two storage devices. One storage device is capable of receiving a substantial charge very rapidly while the other storage device requires a longer time to receive a charge. The advantage is that the powered device can be used almost instantly and continually while at the same time rebuilding electrical charge.

A charging module for an electric vehicle includes an enclosure having a plurality of sides and an at least partially open top, the enclosure defining a hollow interior; a conductor rail disposed in the at least partially open top of the enclosure, the conductor rail being configured to be placed in electric communication with an electrical power source; and at least one external insulator disposed in the at least partially open top of the enclosure adjacent to the conductor rail. The at least one external insulator is disposed between the conductor rail and at least one of the sides of the enclosure. The conductor rail is configured to transmit electrical energy from the electrical power source to the electric vehicle.

This invention concerns a rail structure (70, 71, 72, 73) in a vehicle-related system (S) for driving an electric and by one or more batteries conveyable vehicle (1) along a stretch of a track in a roadway section (2a1) and related to a roadway, comprising (a″) by one or more individual electric motors (5) drivable vehicles (1), and “b” a plurality of roadway sections (2a1, 2a) which may subdivide the stretch of roadway. Said tracks (51, 52) are in a cross section oriented in parallel in a rail structure (70), said rail structure (70) having external, of metal made, wall sections (71, 72) and a partition (73) separating the external wall sections. A first conductor surface ( ), which may be subjected to voltage, is allotted a lower portion for a first track (51). A second conductor surface (4b), which may be subjected to voltage, is allotted a lower portion for a second track (52).

Disclosed is a method and apparatus for charging electrically powered devices. In accordance with the invention, the device is powered by two storage devices. One storage device is capable of receiving a substantial charge very rapidly while the other storage device requires a longer time to receive a charge. The advantage is that the powered device can be used almost instantly and continually while at the same time rebuilding electrical charge.

This invention comprises a vehicle-related system (S) adapted for driving an electrically and by one or more batteries driven vehicle (1, 5) along a distance of a road-way, comprising; “a” one or more vehicles (1) driven by an individual electric motor or motors (5), wherein the respective vehicles (1) exhibit a control circuit (“R2”) for creating necessary power and / or speed control and wherein a required power can i.a. be supplied primarily by a battery set up (“II”, “B”) allotted to the vehicle and being chargeable, and “b” a plurality of road sections or portions (2a1) subdividing the stretch of a roadway (2), each one allotted one or more electric stations (“III”, “s1”) in the form of an external source of power for thereof charging the battery set up (“II”,“B”) and / or supplying the necessary power and energy for driving the vehicle (1). A circuit (151), determining instantaneous power content of the battery set up, is adapted, in determining a predetermined level of power lying below a maximized power content, and in an occurring feed voltage for the external source of power (“III”, “s1”) to connect the external source of power over a switch (43a) allotted to the source of power for offering charging of the battery set and / or for offering power and energy feeding of said motor (5) over said circuit (“R1”) controlling the power.

This invention comprises an arrangement for metal detection and said arrangement is related to a system (“S”) adapted for driving a vehicle (1) electrically and by one or more batteries along a stretch of roadway, comprising “a” one or more over one or more electric motors propellable vehicles (1), with the respective vehicles (1) exhibiting a control circuit (100, “R1”) and “b” a plurality of roadway sections (2a1, 2a) dividing the stretch of roadway, each roadway section being allotted one or more electric stations (“s1, “III”). Said vehicle (1) is on its bottom side provided with a up and down and sideways, counted in the direction of transportation, displaceably positioned contact means or current collector ((4)). Said roadway section (2a1) exhibits, counted in the normal direction of transportation of the vehicle (1), elongated tracks (51) having rails (4a, 4b) positioned below the roadway and being capable of having current supply and being placed under voltage. Said contact means ((4)) are coordinated with control equipment (10) for creating simple adaptation of the contact means ((4)) for registering the contact means ((4)) against a mechanical and electrical contact with said rails (4a, 4b) over a detecting arrangement, adapted as a metal detector.

A ground power supply line for electric traction vehicles is provided with two conductors carried by a series of tiles aligned to one another; each tile has a conductive plate and a lower supporting structure, which is made of insulating material and accommodates electric connectors, normally open switches, and a control and command unit, which switches the switches for selectively electrically connecting the conductive plate to the conductors in response to a signal deriving from an electric traction vehicle passing over said external conductive plate; the upper surface of the conductive plates is flushed with the remaining part of a road surface.

A means for controlling a vehicle (e.g. a railway locomotive) driven by energy received intermittently from a source such as a catenary or third rail comprises a power storage system 7, an inverter 4 and a semiconductor switch 6. A DC voltage detecting means 9 measures the DC-side voltage of the inverter to determine whether the intermittent source is connected or not, and the charging or discharging of the power storage system through the inverter is controlled accordingly using the semiconductor switch. In this way the input voltage of the inverter is maintained within a predetermined operable range. A secondary battery DC voltage detector 11 may be provided to determine the terminal voltage of the power storage system. A charge / discharge control unit 13, inverter control unit 14, power storage control unit 16 and information transmission 17 means may also be provided.

Provided is a railway type feeder-lineless traffic system in which the weight of a vehicle is reduced while the structure of the vehicle is simplified, and it is possible to carry out a quick charge during a brief stopping time at a station or the like. A charging method in a feeder-lineless traffic system in which a vehicle mounted thereon with an electric storage unit runs on a predetermined pathway with the use of a power, and the electric storage unit in the vehicle is charged from a charger set up on the pathway, wherein a contact charging way in which a power feeder 24 connected to the charger 21 set up on the ground is made into contact with a power receiver 6 mounted on a vehicle 1 is carried out when the vehicle 1 comes to a stop, and a commercial electric power is converted by the charger and a charge control unit of the charger into a DC power which is chargeable direct into the electric storage unit 1, and the DC power is quickly charged into the electric storage unit through the intermediary of the power feeder and the power receiver while a current value of the DC power is controlled.

The invention discloses a ground-based electric power supply system (1) for a transportation vehicle (T) and the system includes: a transportation vehicle (T), a plurality of elements (4) emitting an electromagnetic field in order to power the transportation vehicle (T) by induction, the emitting elements (4) being positioned and spaced apart from each other along the circulation track of the transportation vehicle (T), a device (5) for receiving the energy emitted by the plurality of emitting elements (4), borne by the transport vehicle (T), means (6) for electrically powering the plurality of emitting elements (4) selectively, the means (6) being laid out so as to electrically power at least one emitting element (4) when the vehicle (T) is located above said at least one emitting element (4), characterized in that the length (L) of the receiving device (5) measured in the direction of circulation of the vehicle, is greater than the distance (D) which separates two consecutive emitting elements (4) along the circulation track.

The present invention comprises a cleaning and / or cleansing means (41) related to a vehicle-related system for driving an electrically and by one or more batteries drivable vehicle (1) along a stretch of roadway, said system (S) is comprising: a one or more over an individual electric motor (5) or motors drivable vehicles (1), with the respective vehicles (1) exhibiting a control circuit (R1) controlling the power for creating a necessary power or speed control and wherein a necessary power can be provided i.a. primarily by a set of rechargeable batteries B allotted to the vehicle and b a plurality of road sections or portions (2a1, 2a) subdividing the stretch of the roadway, each roadway portion being allotted a track (51) and one or more electric stations (“s1”, III) so as to thereby charge the batteries (“B”) of the vehicle and / or supply necessary power and energy for driving the vehicle (1). A means (80) cleansing the track (51) from loose objects, such as sand, gravel, water, snow, and the like, and / or displaceable by solid obstacles (81), is rotatably fastened in its upper area (145) by means of a horizontally oriented axis (82) of rotation, so that the cleansing means (80) and said axis of rotation (82) are movably attached in vertical direction towards and away from a chassis, allotted to the vehicle, by a spring means (150). The means (80) is disposed with a forwardly directed edge portion (83) oriented in the direction of travel (“P”), said edge portion being allotted a point (83a), connected to or closely related to a track (51) and its contact surface (4a′).

The present invention has its applicataion to a system ('S') for driving an electric and by one or more batteries powered vehicle (1) along a roadway, comprising 'a' one or more vehicles (1), which may be driven by an individual electric motor (5) or motors and wherein the respective vehicles (1) exhibit a power-controlling control circuit (100, 'R1 ') for creating the necessary power and / or speed control and wherein required power i.a. can be provided primarily by a chargeable battery set ('B', 'II') associated with the vehicle and 'b' a plurality of road sections road portions (2a, 2b) divisible for the roadway, each being allotted one or more vehicle external electric stations ('s1 ', 'III') for charging the battery set ('B', 'II') thereby and / or for supplying necessary power and energy for driving the vehicle (1). The underneath side of the mentioned vehicle (1) is provided with a contact means (4) displaceably positioned up and down and sideways, counted in the direction of transportation. Said roadway (2) and its road sections or portions (2b) exhibits an elongated track or groove (51, 52, 54), each road section (2a1) is supporting two rails (4a, 4b) in the groove and disposed under the driving path of the road section or portion (2a1). The rails (4a, 4b) being supplied with current and voltage. Said contact means (4) is coordinated with a control equipment (10) for creating simple adaptation of the contact means (4) for registering the contact means (4) for mechanical and electrical contact against said two rails (4a, 4b).

The invention relates to a single pole translational type public transportation trolley bus pantograph which receives power in the transverse and lateral direction in the technical field of transportation; in the invention, the power output end of a lift pantograph driving device for a chassis is connected with a support bar or a pantograph top bar; the lower ends of a plurality of support bars are hinged with the chassis, the upper ends thereof are respectively connected with the pantograph top bar; the bi-polar pantograph bodies are supported at the lower part of the pantograph top bar by an insulator, and are mutually insulated to form bi-polar pantograph bodies; a link mechanism is composed of the chassis, the support bar and the pantograph top bar; the link mechanism, under the effect of lift driving device for collector pantograph, can move in the transverse and lateral plane vertical to the driving direction of the public transportation trolley bus to facilitate the pantograph top bar to lift and move along with the pantograph bodies thereon; as a result, the bi-polar pantograph bodies can approach and closely contact the double feeding wires to receive power. The invention features simple structure, beautiful waiting lounge, no restrictions imposed on passing vehicles and safe and reliable operation.

The invention relates to a pantograph charging system, a pantograph protective cover and a vehicle. The pantograph charging system comprises a pantograph and a covering part for protecting the pantograph; the pantograph has an ascent state and a descent state; the covering part has an opening state and a protecting state; a mechanical linkage structure is arranged between the covering part and a pantograph body of the pantograph or a lifting mechanism and is used for driving the covering part to be converted from the protecting state into the opening state when the pantograph is converted from the descent state into the ascent state; and the covering part is provided with a covering part transmission structure serving as a part of the mechanical linkage structure. By arranging the mechanical linkage structure between the covering part and the pantograph body of the pantograph or the lifting mechanism, only pantograph ascent and descent need to be controlled when the vehicle needs to be charged, and acting can be conducted on the covering part simultaneously through the mechanical linkage structure. Compared with the prior art, using is convenient, the structure is simple, the pantograph is protected advantageously, the safety of the vehicle is ensured, and the cost is reduced.

The present invention comprises a snow plough arrangement (41, 14′) adapted to a vehicle-related system for driving an electrically driven vehicle (1) along a stretch of road, said adapted system (5) comprising: “a” one or more over an individual electric motor (5) or motors drivable vehicles (1), and “b” a plurality of road sections (2a1, 2a) subdividing the stretch of road, each road section being allotted a track (51). Said snow plough arrangement (241) is in the form of a yieldable means (80) cleansing a track (51) of loose obstacles, such as snow, ice, water, sand, gravel and the like, and being foldable away, by rotatably fastened in its upper area (145) over a horizontally disposed axis of rotation (82) so that the cleansing means (80) and said axis of rotation (82) are movably fastened in vertical direction towards and away from an allotted chassis over a resilient means (150). The arrangement (241) and / or said means (80) are, in a direction disposed in the direction of motion, provided with a forwardly directed edge portion (83), said edge portion being allotted a point (83a), which may be connected to or adjacent arranged to the track (51) and its conductor (4a) or the bottom of the track.

Power supply installation for a railway vehicle (2), the said vehicle (2) being capable of running on a track (5) punctuated with station stops (Sx), in which a device for supplying power via the ground (19) is installed on at least one portion of the track (5) between two successive station stops (Sx) and (Sy), when the energy which the energy storage device (15) is capable of providing to at least one traction motor (11) and to at least one item of auxiliary equipment (12) on a journey Txy between two successive station stops (Sx) and (Sy) is insufficient to comply with a predefined route plan, the said device for supplying power via the ground (19) being capable of supplying the said energy storage device (15), the said at least one traction motor (11) and the said at least one item ofauxiliary equipment (12), when the said vehicle (2) is connected to the said device for supplying power via the ground (19).

The invention relates to an aerial power supply assembly (1) hinged on a fixed base (2) and including a fixed portion and a mobile or deformable portion (5) comprising friction members (9) for supplying electrical power to a vehicle (4) through an upper collecting structure (11) on the roof of the vehicle when passing or stopping under said aerial power supply. The friction members are not powered when the power supply assembly (1) is in a rest position, and are powered when the power supply assembly (1) or the mobile or deformable portion (5) thereof is moved by the arrival of the front part of the upper collecting structure (11) of the vehicle under the power supply assembly (1) that contacts the friction members (9) so as to transfer electrical power to the vehicle. After the passage of the vehicle, the mobile portion of the power supply assembly (1) automatically returns to the rest position in which the friction members are not powered.