132results about "Single contact pieces" patented technology

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.

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.

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.

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).

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.

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.

This invention comprises an arrangement, adapted to letting water, rain water, melted ice and snow water or the like, to pass by electrical conductors (4a, 4b) and its contact surfaces (4a, 4b) and is related to a rail structure, where said arrangement, in the form of contact means ((4)) such as a current collector (41, 41) for driving an electric and by one or more batteries driven vehicle (1) along a stretch of roadway (2), adapted system (5) comprising: “a” one or more over an electric motor or individual electric motors (5) propellable vehicle (1) and “b” a plurality of road sections dividing the stretch of the roadway (2), each one being allotted one or more electric stations (“s1”, “III”) for thereby charging the batteries (B) of the vehicle (1) and/or supplying the required power and energy for driving the vehicle. At least three tracks (51a, 51, 52) are oriented parallel to each other in a common rail structure (30), where at least two of these tracks (51, 52) are adapted to support and enclose individual rails with contact surfaces (4a′, 4b′), which may be subjected to voltage, and that at least one track (51a) is disposed closer to the upper most portion (501) of the roadway (2) and adjacent to a track (51) for one of said rails (41) and its contact surface, which may be subjected to voltage.

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.