EP3291383B1 - Schalteinrichtung zur kontaktierung einer elektrischen baugruppe - Google Patents

Schalteinrichtung zur kontaktierung einer elektrischen baugruppe Download PDF

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Publication number
EP3291383B1
EP3291383B1 EP17187313.6A EP17187313A EP3291383B1 EP 3291383 B1 EP3291383 B1 EP 3291383B1 EP 17187313 A EP17187313 A EP 17187313A EP 3291383 B1 EP3291383 B1 EP 3291383B1
Authority
EP
European Patent Office
Prior art keywords
connection
contacts
switching
contact
modules
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP17187313.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3291383A1 (de
Inventor
Rudolf Stahl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stahl GmbH
Original Assignee
Stahl GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Stahl GmbH filed Critical Stahl GmbH
Publication of EP3291383A1 publication Critical patent/EP3291383A1/de
Application granted granted Critical
Publication of EP3291383B1 publication Critical patent/EP3291383B1/de
Priority to HRP20201278TT priority Critical patent/HRP20201278T1/hr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H63/00—Details of electrically-operated selector switches
    • H01H63/02—Contacts; Wipers; Connections thereto
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/365—Bridging contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/005—Electromechanical pulse generators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
    • H01H2003/268—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor using a linear motor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H27/00—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings
    • H01H27/10—Switch operated by setting members according to a single predetermined combination out of several possible settings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00—Electrically-operated selector switches
    • H01H67/02—Multi-position wiper switches
    • H01H67/04—Multi-position wiper switches having wipers movable only in one direction for purpose of selection
    • H01H67/06—Rotary switches, i.e. having angularly movable wipers

Definitions

  • the invention relates to a switching device for contacting an electrical assembly.
  • the invention also relates to a device for contacting, in particular for testing and / or measuring an electrical assembly with a switching device.
  • an electrical assembly can be any assembly such as motors, generators, electrical circuits or individual components such as capacitors, coils, resistors, diodes, transistors, etc.
  • the electrical contact between the electrical assembly and the respective signaling device is a critical element and not all types of contacting for all signal transmission tasks, for example within test or measurement technology. This is due to the fact that, for example, there are sometimes large differences for the different test and measurement methods, including the voltage levels, the measurement currents, the signal frequencies and the signal curves. For example, voltages up to 7000 volts can be used for insulation measurements are required, whereas in other measurements relating to inductance, resistance or signal analysis, signals can often only be transmitted in the microvolt range.
  • WO 2014/056042 A1 disclose various conventional switching devices.
  • US 2016/094152 A1 disclose various conventional switching devices.
  • WO 96/29763 A1 disclose various conventional switching devices.
  • Relays and contactors that are connected to form a matrix are known, for example. However, these must be specially designed for the respective signal transmission task or the respective test and measurement method, since the contact types are not universally suitable for all signal types.
  • test object In test and measurement technology in particular, a large number of tests or measurements are often to be carried out with an electrical assembly referred to as the test object, which means that the effort to connect the corresponding signal device and to wire it to the test object is high.
  • the present invention has for its object to provide a switching device for contacting an electrical assembly that can be used as universally and reliably as possible.
  • the switching device according to the invention is suitable for any switching applications in the entire electrical engineering and thus in particular for testing and measuring technology.
  • the switching device comprises a plurality of connection modules for the electrical contacting of signal devices and a plurality of connecting lines which are connected to the electrical assembly. At least one switching bridge is provided which can be moved between the connection modules in order to establish a connection between one of the connection modules and one or more connection lines.
  • the signal device is preferably designed as an external signal device.
  • the signaling device can be, for example, one or more signal sources and / or one or more electrical energy sources. and / or one or more signal processing device (s) and / or one or more passive electrical circuit (s).
  • the signal device can be designed as a measuring device for testing and measuring technology. It can then be provided that the switching device can be used for testing and / or measuring the electrical assembly, which can then be referred to as the test object.
  • the invention is explained below primarily using exemplary embodiments and developments relating to the particularly preferred use of the invention in testing and measuring technology. However, the advantages and features can also be transferred by the person skilled in the art to general contacting within electrical engineering, provided that this is not technically impossible.
  • the electrical assembly is thus referred to as the device under test and the signal device as the measuring device.
  • test object Even if the term "test object" is rather to be assigned to the test technology, the term is also used here for the sake of simplification for the purposes of measurement technology.
  • the essential characteristics of different test objects that need to be tested or measured can differ significantly. Furthermore, testing or measuring tasks can vary widely within the same test object.
  • a — preferably external — measuring device can mean, for example, a device for resistance measurement, inductance measurement, capacitance measurement, insulation measurement, high-voltage measurement, high-current measurement or partial discharge measurement.
  • a device for resistance measurement, inductance measurement, capacitance measurement, insulation measurement, high-voltage measurement, high-current measurement or partial discharge measurement can mean, for example, a device for resistance measurement, inductance measurement, capacitance measurement, insulation measurement, high-voltage measurement, high-current measurement or partial discharge measurement.
  • this list is not exhaustive. Due to the different tasks, the requirements for the electrical contact from the measuring device to the test object are sometimes very different. In order to ensure a safe and accurate test or measurement, it can be advantageous to adapt the contact points used to the respective test or measurement task.
  • connection module to a measuring device and to optimally match the respective connection module and the measuring device to one another.
  • connecting lines can also be advantageous to make the connecting lines universal and, for example, to provide a bus consisting of several connecting lines to the test object.
  • the at least one switching bridge can then be used to connect a connection module, which is specially provided for a test or measurement task (or another signal transmission task) and is in electrical contact with the corresponding measuring device, with the connecting lines in order to make electrical contact between the measuring device and to manufacture the test object, which ensures contacting that is optimally tailored to the test or measurement task.
  • a connection module which is specially provided for a test or measurement task (or another signal transmission task) and is in electrical contact with the corresponding measuring device, with the connecting lines in order to make electrical contact between the measuring device and to manufacture the test object, which ensures contacting that is optimally tailored to the test or measurement task.
  • an electrical contact or an electrical connection in the sense of the present invention can mean both an individual connection and a bus connection; this applies to all of the following embodiments and variants. If a single signal line is referred to below, this can, unless this is not explicitly excluded, also be a bus system and vice versa.
  • connection modules have contacts which correspond to corresponding counter contacts of the at least one switching bridge, the connection modules having at least two different contact types or contact types for forming the contacts and the at least one switching bridge having at least two different contact types for forming the counter contacts.
  • connection module can thus be equipped with different types of contacts and can be optimally designed for the respective test or measurement.
  • the at least one switching bridge which can be moved to the exact position of individual connection modules, makes it possible to create a large number of contacts within the switching device. This results in a system that no longer requires cumbersome and, in particular, manual rewiring or changing of the test specimen for various test tasks or measurement tasks. Virtually any number of test or measurement circuits - or other switching tasks - can be opened up on the basis of this matrix-based system.
  • connection modules connection modules and switching bridges
  • connection modules connection modules and switching bridges
  • all connection modules can have an identical structure of contacts, only one of the contact types being used for a specific test or measurement task or connection to a measuring device.
  • the components of the device then do not have to be manufactured individually.
  • the device can be assembled according to the modular principle.
  • the connecting lines are designed as a drag chain on the switching bridge.
  • connection modules can be provided, one or more of the connection lines being connected to the connection modules and the switching bridge establishing a connection between one of the connection modules and one of the connection modules.
  • connection module corresponds to one connection module, or the two modules are arranged opposite to each other, and can thereby form a connection pair, the switching bridge, with appropriate alignment, establishing an electrical connection between the connection module and the assigned connection module.
  • connection modules for connection to the at least one switching bridge have sliding contacts and / or delivery contacts.
  • a delivery contact is meant a contact, which after starting or in the course of starting a connection module through the switching bridge z. B. is supplied by the switching bridge by preferably contact elements of the switching bridge pliers-shaped, that is, on both sides to close contact (s) of the connection module.
  • any other type of delivery, z. B. one-sided delivery possible.
  • contact elements of a connection module can be delivered to the switching bridge.
  • a delivery of contacts regarding the connection modules and the switching bridge is also possible.
  • a combination of drag chain (s) and connection modules - with or without delivery of the contacts - can also be provided, since z. B. It is known that sliding contacts cannot be used for all types of signal transmission. A drag chain can therefore be provided for the sensitive contacts; the more robust contacts can be otherwise, e.g. B. be realized via the sliding contacts. This hybrid solution largely avoids the disadvantage of an inert drag chain, since the drag chain only has to have a few signal lines.
  • connection modules for connection to the switching bridge have connection contacts whose arrangement and / or their contact type or their contact types correspond in each case to the contact or contacts of the connection module to which a connection is established via the switching bridge.
  • the at least one switching bridge has contacts on both sides in a mirrored arrangement.
  • connection module and / or connection module is designed as a dummy module, to which no signal device or measuring device for electrical contacting is assigned, or to which no connection line to the electrical assembly or to the test object is assigned.
  • a dummy module can be a security aspect in particular. In this way, a secure separation of the signal source from the test object and / or partial areas of the switching device can be ensured.
  • the safety position made possible by the dummy module enables the test voltages to the device under test to be switched off absolutely safely at a defined parking position of the switching bridge.
  • connection modules can be freely chosen from one another by the solution according to the invention. Overall, a high voltage insulation between the connection modules or between the measuring devices and the test object can be achieved.
  • means for moving the at least one switching bridge can be provided, the means preferably being designed as an actuator unit.
  • a linear drive unit consisting of a linear motor can be provided.
  • a pneumatic, piezo-electric or other actuator can also be provided.
  • the switching bridge can be adjustable linearly and / or rotationally.
  • connection modules have different contact types, that is to say contact materials and / or contact forms for forming the contacts.
  • connection module has only one contact type and at least two of the connection modules have different contact types. Combinations of these two designs are also possible.
  • connection modules as contact blades and / or contact points and / or sliding contacts and / or spring contacts and / or Kelvin contacts and / or made of gold and / or copper and / or tungsten and / or cadmium and / or brass and / or silver and / or palladium and / or graphite are formed.
  • connection module can thus be equipped with contacts that are optimally suited for the respective test.
  • contacts for small signals preferably in a coaxial version, high-current contacts, preferably in a Kelvin version, high-voltage contacts, preferably without partial discharge.
  • connection modules comprise a plurality of connection contacts for electrical contacting of the assigned signal device or measuring device.
  • connection module At least some of the contacts and / or connection contacts of a connection module are connected to one another to form a contact group and / or can be connected to one another.
  • an interconnection of test point groups or a partial interconnection of the bus leading to the device under test may be necessary or advantageous.
  • Such an interconnection can advantageously be carried out directly on the connection module, which can thereby be matched even more optimally to the respective test or measurement task. It has proven to be advantageous to provide the connection contacts of a connection module.
  • a first and a second contact group can be provided within the connection contacts of a connection module.
  • different lines of the bus leading to the test object can be interconnected in accordance with the test or measurement task and the interconnected lines can finally be passed on to the measuring device.
  • a connection module has a plurality of contact levels in the vertical and / or horizontal direction, the at least one switching bridge being designed to approach the contact levels of a connection module in such a way that the mating contacts of the switching bridge contact the contacts of a contact level.
  • the at least one switching bridge has a plurality of contact levels in the vertical and / or horizontal direction, it being possible for the at least one switching bridge to be designed to approach the connection modules in such a way that the different contact levels can be contacted.
  • the at least one switching bridge can then first be moved to a connection module and finally, by means of a fine adjustment, control a specific contact level for connection to the connection module.
  • two or more switching bridges can be provided, each of which can be controlled individually, synchronously or in groups.
  • a separate, that is to say individual, control of the switching bridges enables combinations in the interconnection and thus, if necessary, an interconnection or a test point expansion.
  • connection module and / or the at least one switching bridge for Carrying out a lifting and / or lowering movement is or are designed to contact the contacts of a connection module with the mating contacts of a switching bridge.
  • the lifting and / or lowering movement is realized by a slide, which can be moved, for example, on a ramp, a lifting table, an eccentric, a spindle or a toothed rack.
  • connection module Through a positionable process, different levels of a connection module can be used.
  • a contact comb can advantageously be used to ensure improved contacting.
  • a stop module can be provided on at least one end stop of the movable switching bridge, to which the switching bridge is electrically connected when the switching bridge is at the corresponding end stop.
  • An electrical connection of the at least one switching bridge and / or one or more connection modules and / or one or more connecting lines and / or one or more signal devices or measuring devices can be established via the stop module.
  • Additional contacts can thus be provided on the end faces on the end stops and on the at least one switching bridge.
  • two stop modules can be provided which laterally limit the linear movement of the switching bridge.
  • the switching bridge is moved to one of the end stops, i.e. to one of the stop modules, z. B.
  • Flat contacts of the switching bridge and the stop module can be connected to each other.
  • An electric one Contact between the switching bridge and a stop module can be made extremely robust, which means that high-current contacts can be implemented, for example.
  • the lines can be permanently wired to any point within the switching device.
  • the switching bridge can only bridge contacts of a stop module and functions in the manner of a switch, for example to apply high currents or powers.
  • high-current lamella contacts can preferably be provided, which are brought together when the switching bridge is moved towards the stop module.
  • the invention also relates to a device for contacting, in particular for testing and / or measuring an electrical assembly, comprising signal devices with different signal sources and a switching device according to one of Claims 1 to 14.
  • the device according to the invention can have a switching device with the features and variants described above and below.
  • FIG. 1 A device 1 for testing and / or measuring an electrical assembly, ie a test object 2, is shown.
  • the device 1 comprises signal devices 3, which are designed as measuring devices 3, which have different signal sources, and a switching device 4 according to the invention.
  • the switching device 4 comprises a plurality of connection modules 5 for making electrical contact with the measuring devices 3.
  • the connection modules 5 are arranged next to one another and spatially separated from one another, thereby ensuring high voltage insulation from one another.
  • connection module 6 is provided in the exemplary embodiment, each corresponding or opposite to a connection module 5.
  • the connection modules 6 are in contact with the test object 2 via connection lines 7, preferably a bus system.
  • the switching device 4 further comprises a switching bridge 8 which can be moved between the connection modules 5 and the connection modules 6 in order to establish an electrical connection between one of the connection modules 5 and one of the connection modules 6.
  • the switching bridge 8 is preferably linearly adjustable and movable by means 9, which are designed as an actuator unit 9 in the exemplary embodiment.
  • the actuator unit 9 can be a linear motor that can be addressed by an external control device through control lines 10.
  • connection modules 6 it can also be provided that the switching bridge 8 is connected directly to the test object 2 via connection lines 7 or the bus system, the connection lines 7 being able to be designed as a drag chain.
  • a busbar 11 (cf. Figure 6 ) be provided.
  • connection modules 6 can have sliding contacts for connection to the switching bridge 8 or alternatively can have a contacting which preferably corresponds to the contacting with the respective connection module 5.
  • the switching bridge 8 can therefore preferably have a mirrored contact.
  • three connection modules 5 are designed as dummy modules 5.1. No measuring device 3 for electrical contacting is assigned to the dummy modules 5.1. By starting a dummy module 5.1 with the switching bridge 8, the test object 2 can thus be safely separated from the signal source (s). Although in principle mostly one dummy module 5.1 per switching bridge 8 can be sufficient, several dummy modules 5.1 can certainly be present, as in FIG Figure 1 shown.
  • connection modules 6 can be "left" in a certain construction, which can then be used as blind modules 5.1.
  • the use of several dummy modules 5.1 can also be advantageous in order to achieve a separation from the signal source more quickly if necessary, without first passing the switching bridge 8 past many further connection modules 5.
  • Connection modules 6, which have no electrical connection to the test object 2, can optionally or alternatively be provided for a safe separation.
  • connection modules 5 can be designed so large that a switching bridge 8 can be "parked" between two connection modules 5, which can likewise lead to reliable electrical isolation.
  • a stop module 5.2 is provided on an end stop of the switching bridge 8. If the switching bridge 8 is moved to the left end stop, an electrical connection - or at least a mechanical connection - can thus be established between the switching bridge 8 and the stop module 5.2.
  • the stop module 5.2 and the switching bridge can have mutually facing flat contacts for this purpose (not shown).
  • the stop module 5.2 can be connected to any points within the switching device 4. In the present exemplary embodiment, a hard-wired connection to a further measuring device 3 is provided. It can also be provided that the switching bridge 8 establishes a purely mechanical connection with the stop module 5.2 and thereby closes a circuit within the stop module 5.2 in the manner of a switch.
  • High-current signals can preferably be switched by a stop module 5.2.
  • a plurality of contact bridges 8 can also be provided, which can be controlled individually, synchronously or in groups. More than one means 9 for moving the switching bridges 8 can thus also be provided.
  • a parallel connection of several switching devices 4 and / or signal devices 3 can be provided.
  • a plurality of switching devices 4 can be connected to the connecting line 7, as a result of which each of the switching devices 4 can carry out the connection for part of the testing or measuring tasks.
  • a series connection of switching devices 4 can also be provided.
  • a further switching device 4 can be provided between one or more connection modules 6 and the connection line 7.
  • a group connection i.e. a mixture of parallel connection and series connection, is also possible.
  • FIG. 2 a more detailed illustration of the switching device 4 according to the invention is shown in a further embodiment in a highly schematic manner.
  • the electrical contacts 12 of the connection modules 5 can be seen.
  • the electrical contacts 12 basically face the switching bridge 8.
  • the contacts 12 are constructed identically on the top, but this is not necessary.
  • B. can be provided that a contact designed as a sword contact 12 is formed on the top, as a pin contact.
  • three different contact forms or contact materials are provided per connection module 5.
  • the switching bridge 8, which is shown here only schematically with the connection modules 6 and is vertically spaced from the connection modules 5, has corresponding counter contacts 13.
  • the switching bridge 8 is mirrored with respect to its counter-contacts 13 and preferably has an identical structure on its top and bottom (not shown), as a result of which connection contacts 14 of the connection modules 6 can be contacted, which preferably also have an identical structure to that Connection modules 5.
  • the electrical contacts 12 can be used as contact points and / or contact swords and / or sliding contacts and / or spring contacts and / or Kelvin contacts and / or made of gold and / or copper and / or tungsten and / or cadmium and / or brass and / or silver and / or palladium and / or graphite.
  • connection modules 5 are provided. Each connection module 5 has three differently designed electrical contacts 12.
  • the connection modules 5 are fundamentally modular, which means that their basic form is identical to one another. In the embodiment shown, each electrical contact 12 is assigned adjacent connection contacts 15 for the electrical contacting of the corresponding measuring device 3.
  • the Figures 4 and 5 show two examples of an interconnection of the contacts 12 and the connection contacts 15 of a connection module 5 with one another. Individual contacts 12.1 are short-circuited to one another and connected to the connection contacts 15, the connection contacts 15 ensuring a further connection to the measuring device 3. This makes it possible to design the connection modules 5 even more specifically for the respective test or measurement task, without the need for manual rewiring.
  • the individual contacts 12.1 are designed as contact points, but can be designed differently on the underside of the contact 12 or the connection module 5.
  • connection contacts 15 are not absolutely necessary. It is also possible for the contacts 12 or individual contacts 12.1 to be connected to one another and for a measuring device 3 to be connected directly to the contacts 12 or to the individual contacts 12.1.
  • FIG. 6 is shown in a highly schematic form in a first embodiment how the switching bridge 8 establishes an electrical connection between the test object 2 and a connection module 5.
  • a busbar 11 is provided, as a result of which the contact bridge 8 (on the left in FIG. 4) always remains in electrical contact with the test object 2, independently from their position between the connection modules 5.
  • the electrical contacting is continued via the connecting lines, preferably the bus system 7, to the test object 2.
  • FIG 8 Another type of connection is shown, the switching bridge 8 being rotatably adjustable between the connection modules 5.

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Leads Or Probes (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
EP17187313.6A 2016-09-01 2017-08-22 Schalteinrichtung zur kontaktierung einer elektrischen baugruppe Active EP3291383B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HRP20201278TT HRP20201278T1 (hr) 2016-09-01 2020-08-13 Prekidački uređaj za kontaktiranje električnog sklopa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102016116338.4A DE102016116338A1 (de) 2016-09-01 2016-09-01 Schalteinrichtung zur Kontaktierung einer elektrischen Baugruppe

Publications (2)

Publication Number Publication Date
EP3291383A1 EP3291383A1 (de) 2018-03-07
EP3291383B1 true EP3291383B1 (de) 2020-06-17

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EP17187313.6A Active EP3291383B1 (de) 2016-09-01 2017-08-22 Schalteinrichtung zur kontaktierung einer elektrischen baugruppe

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EP (1) EP3291383B1 (hr)
DE (1) DE102016116338A1 (hr)
ES (1) ES2813069T3 (hr)
HR (1) HRP20201278T1 (hr)
HU (1) HUE051337T2 (hr)

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Publication number Priority date Publication date Assignee Title
WO2021228388A1 (en) * 2020-05-13 2021-11-18 Enerjisa Enerji Uretim A.S. Ergonomically enhanced interface for medium-voltage circuit breaker testing

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Publication number Priority date Publication date Assignee Title
US5832049A (en) * 1995-03-22 1998-11-03 Metro; Bernard J. Electric circuit for selectively processing electrical signals
TW403872B (en) * 1998-12-09 2000-09-01 Topic Semiconductor Corp Auto-line connected network device
DE102009017197A1 (de) 2009-04-09 2010-10-14 Maschinenfabrik Reinhausen Gmbh Stufenschalter mit Halbleiter-Schaltelementen
US20150293176A1 (en) * 2012-10-12 2015-10-15 Sarah Louise Allen As Trustee For The Allen Family Trust Testing appratus for safety switches and method
US9048560B2 (en) * 2013-01-29 2015-06-02 Avx Corporation Modular electrical connector assembly and associated method of making
DE102013102299B4 (de) 2013-03-08 2014-12-04 Maschinenfabrik Reinhausen Gmbh Linearwähler
US9728965B2 (en) * 2014-09-29 2017-08-08 The United States Of America As Represented By The Secretary Of The Army Scalable universal power supply and power converter

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Publication number Publication date
EP3291383A1 (de) 2018-03-07
ES2813069T3 (es) 2021-03-22
DE102016116338A1 (de) 2018-03-01
HRP20201278T1 (hr) 2020-11-13
HUE051337T2 (hu) 2021-03-01

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