Patents Assigned to ELWAYS AB
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Patent number: 10052959Abstract: A contact device (1) directly or indirectly connectable to a vehicle and adapted to co-act mechanically and electrically with a track (2) comprising an electric conductor (7) put under voltage and located in a road section (6) on which the vehicle is travelling, in order to supply electric voltage to at least one electric motor which propels the vehicle, wherein the contact device (1) is displaceable upwards, downwards and laterally and comprises at least one current collector and at least one cleansing device (4). The current collector (3) comprises a sliding contact (8) configured to be brought into mechanical and electrical contact with at least a vertical side wall portion of the track.Type: GrantFiled: May 7, 2014Date of Patent: August 21, 2018Assignee: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20160129790Abstract: A contact device (1) directly or indirectly connectable to a vehicle and adapted to co-act mechanically and electrically with a track (2) comprising an electric conductor (7) put under voltage and located in a road section (6) on which the vehicle is travelling, in order to supply electric voltage to at least one electric motor which propels the vehicle, wherein the contact device (1) is displaceable upwards, downwards and laterally and comprises at least one current collector and at least one cleansing device (4).Type: ApplicationFiled: May 7, 2014Publication date: May 12, 2016Applicant: ELWAYS ABInventor: Gunnar ASPLUND
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Patent number: 9162577Abstract: The present invention has its application to a vehicle-related arm-shaped contact means ((4)) related to a contact means arrangement as a current collector or system (“S”) for propelling an electrically, i.a. by batteries (“II”, B), propellable vehicle (1) along a roadway (2) comprising “a” a plurality of roadway portions (2a, 2a1), wherein said road portions are allotted at least one track or slit (51, 52), having introduced therein current supplyable conductors (4a, 4b), and “b” one or more powerable vehicles (1), with each vehicle exhibiting a control circuit (100, “R1”) adapted for necessary distribution of power, wherein said vehicle (1) is on its underneath side provided with a displaceable contact means ((4)) as said current collectors.Type: GrantFiled: March 31, 2011Date of Patent: October 20, 2015Assignee: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130025989Abstract: The present invention has its application to a vehicle-related arm-shaped contact means ((4)) related to a contact means arrangement as a current collector or system (“S”) for propelling an electrically, i.a. by batteries (“II”, B), propellable vehicle (1) along a roadway (2) comprising “a” a plurality of roadway portions (2a, 2a1),wherein said road portions are allotted at least one track or slit (51, 52), having introduced therein current supplyable conductors (4a, 4b), and “b” one or more powerable vehicles (1), with each vehicle exhibiting a control circuit (100, “R1”) adapted for necessary distribution of power, wherein said vehicle (1) is on its underneath side provided with a displaceable contact means ((4)) as said current collectors.Type: ApplicationFiled: March 31, 2011Publication date: January 31, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130025991Abstract: 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).Type: ApplicationFiled: March 31, 2011Publication date: January 31, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130025168Abstract: 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).Type: ApplicationFiled: March 31, 2011Publication date: January 31, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130025992Abstract: 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).Type: ApplicationFiled: March 31, 2011Publication date: January 31, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130020866Abstract: This invention comprises a detector arrangement, said arrangement is related to a system (“S”), adapted for driving a vehicle (1) driven electrically and by one or several batteries, along a stretch of roadway, comprising “a” one or more over an individual electric motor or motors driveable vehicle (1), and “b” a plurality of road sections (2a1, 2a) subdividing the stretch of the roadway, each one being allotted one or more electric stations (s1, III) for charging the set of batteries (“B”) of the vehicle (1) and/or for supplying the necessary power and energy for driving the vehicle forward. Said vehicle (1) is on its underneath side provided with a displaceably disposed contact means as a current collector (41a, 41b; 42a, 42b), movable up and down and displaceable sideways, counted in the direction of transportation.Type: ApplicationFiled: March 31, 2011Publication date: January 24, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130020163Abstract: This invention comprises an arrangement for overload restriction, adapted to cooperate with a system (“S) for an electric and by one or more batteries or “a” battery set driven vehicle (1) to be driven along a stretch of roadway, comprising a one or more over an individual electric motor or motors drivable vehicles (1), with said respective vehicles (1) exhibiting a control circuit (100, “R1”) controlling the power for creating the necessary power and/or speed control, wherein a necessary power i.a. can be supplied primarily by a chargeable battery set (“B”) allotted to the vehicle, and “b” a plurality of a roadway sections (2a1) sub-dividing the stretch of road, each one allotted to one or more electric stations (“s1”, “III”) for thereby charging the battery set (“II”; B) of the vehicle and/or supplying the necessary power and energy for driving the vehicle.Type: ApplicationFiled: March 31, 2011Publication date: January 24, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130020162Abstract: Contact means (4) related to a vehicle are adapted to comprise an elongated arm (50), one end portion (50a) of which is rotatably attached to the underside (bottom) of the vehicle (1) and the other end portion (50b) of which is adapted to support said contact means (4). One or more sensors (151a, 151b) are disposed at the vehicle (1) and are intended to be able to sense the presence of and the orientation of a track or groove (51) and transfer sensed information to a power control circuit (100), which is adapted to comprise a control circuit (100b), which when sensing the existence of and a sensed orientation of at rack or groove (51), within a covered and restricted area, is to be adapted to actuate means (7) adapted to a sidewise movement and/or a lowering (or raising) movement at the contact means (4).Type: ApplicationFiled: March 31, 2011Publication date: January 24, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130020164Abstract: 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).Type: ApplicationFiled: March 31, 2011Publication date: January 24, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund
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Publication number: 20130020165Abstract: 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.Type: ApplicationFiled: March 31, 2011Publication date: January 24, 2013Applicant: ELWAYS ABInventor: Gunnar Asplund