EP3140605A1 - Compteur de coups sans batterie - Google Patents

Compteur de coups sans batterie

Info

Publication number
EP3140605A1
EP3140605A1 EP16751165.8A EP16751165A EP3140605A1 EP 3140605 A1 EP3140605 A1 EP 3140605A1 EP 16751165 A EP16751165 A EP 16751165A EP 3140605 A1 EP3140605 A1 EP 3140605A1
Authority
EP
European Patent Office
Prior art keywords
coil
voltage
magnetic pole
firearm
magnet
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.)
Granted
Application number
EP16751165.8A
Other languages
German (de)
English (en)
Other versions
EP3140605B1 (fr
Inventor
Ingo Lamparter
Frank Scheuermann
Michael Schumacher
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.)
Heckler und Koch GmbH
Original Assignee
Heckler und Koch 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 Heckler und Koch GmbH filed Critical Heckler und Koch GmbH
Publication of EP3140605A1 publication Critical patent/EP3140605A1/fr
Application granted granted Critical
Publication of EP3140605B1 publication Critical patent/EP3140605B1/fr
Priority to HRP20191314TT priority Critical patent/HRP20191314T1/hr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A19/00—Firing or trigger mechanisms; Cocking mechanisms
    • F41A19/01—Counting means indicating the number of shots fired

Definitions

  • the invention relates to a firing counter for a firearm which draws its operating energy from an automatic reloading operation on the firearm, a firearm with a related firing counter and a method for the firearm
  • Shot counters are known in different versions and have the task to count the shots fired with a firearm.
  • counting shots fired with a firearm means that a part located in a firearm alters its state with each firing, so that the state of that part provides information about the number of shots fired by the firearm.
  • the number of shots fired with a firearm is different
  • Burst mode in which the state of a counter mechanism continues to change after each shot, for example, a control cam advances after each shot and causes a burst of fire after a predetermined number of shots.
  • the state, for example the position, of the counting mechanism provides information about the dispensed number of shots, so that the state of the counting mechanism images a shot count.
  • the shot count on a firearm is a proven means of assessing a wear of the firearm can.
  • EP 0 554 905 A1 (Heckler & Koch) describes a device for monitoring the number of movements of at least one moving part of a firearm, wherein means are provided for detecting at least one parameter of the movement, from which then the number of shots fired can be determined.
  • Shot counter circuit for a firearm with an externally visible display A display-triggered maintenance and repair or replacement of parts is intended to increase the reliability of the firearm.
  • the meter in one
  • Dependence on electricity and time works may be through a firearm use as well as through a switch on the trigger, an inductive or piezoelectric
  • Instrument transformers a recoil-actuated microswitch or as part of the circuit in internally powered firearms are activated.
  • DE 101 48 677 AI shows a pistol with on the handle when shooting against the force of a return spring sliding back, the barrel receiving Carriage having means for determining the number of shots.
  • This device includes in the handle electronics with a microprocessor with memory, a connected to the microprocessor piezoelectric first sensor that receives the occurring at each firing recoil pulse and outputs a corresponding signal to the microprocessor; also a power supply, and outside the gun, a reader for reading the memory.
  • the microprocessor is connected to a second sensor which, upon sliding back of the carriage, a second signal to the
  • Microprocessor outputs wherein the microprocessor at a time interval between the first and the second signal, the time interval between launch and
  • DE 39 11 804 AI discloses a device for identification of firearms.
  • a non-erasable IC element with an integrated circuit is arranged, which stores the cumulative number of fired shots and other characteristics of the firearm.
  • Firing of the weapon is registered by an acoustic sensor or a pressure sensor and converted into an electrical signal, which triggers the counting pulse in the IC element.
  • an external evaluation device which can be connected to the firearm, after a certain period of operation, the total number of firing shots or other characteristics of the firearm previously issued, such as serial number,
  • Type designation, year of manufacture, etc. are queried.
  • Fig. 7 A of the present application shows a voltage waveform of an induced
  • the coil in the handle is arranged.
  • the coil Upon passage of the magnet, the coil becomes magnetically polarized, inducing a voltage.
  • the shape of the induced voltage is approximately equal in the flow and in the return, with only their amplitudes differ due to different forward and return speeds.
  • the voltage waveform shows a positive voltage swing at a first half-wave of the voltage waveform and a negative voltage swing at a second half-wave of the induced voltage.
  • FIG. 7B shows in an earlier time range tx a voltage curve in the return and in a later time range ty a voltage curve in the flow of the
  • Closure Slide 4 There is essentially no induced voltage between the early time domain tx and the late time domain ty.
  • FIG. 7B shows that the stress curves differ due to the different throughput speeds of the closure in the return flow and in the flow although they differ in intensity, but that they essentially resemble each other in the basic qualitative course of the stress curves.
  • US 8,046,946 B2 discloses a shot counter apparatus for a firearm comprising a permanent magnet mounted on the firearm and a spool mounted on the firearm. Movement of the magnet relative to the coil induces electromotive force in the coil. This force can be used to count up a shot counter. Task and solution of the invention
  • Figure 1 is a schematic representation of a pistol with an embodiment of the shot counter according to the invention from the left.
  • Fig. 2 is a block diagram of an embodiment of the invention
  • FIG. 5 shows a further embodiment of a closure slide and a coil
  • Fig. 6A shows a complete voltage signal on the induction coil during a movement of the closure slide backwards, which has been triggered by a shot
  • 6B shows a voltage profile at the induction coil during a movement of the
  • 6C shows a voltage curve with a complete signal at the induction coil when shooting with a shutter return signal and a shutter lead signal
  • 7 A shows a voltage curve on an induction coil during a movement of the
  • Fig. 1 shows a designed as a self-loading pistol firearm 7 with a
  • the invention relates to a device for detecting a number by a
  • the device comprises a first magnetic pole, a second magnetic pole and a coil.
  • the first and second magnetic poles are arranged to move in response to firing on a path relative to the coil with mutually opposite polarizations passing through the coil one after the other, thereby oppositely directed in the coil
  • the firearm is a self-loading firearm.
  • a self-loading firearm is a semi-automatic or
  • the coil comprises a spool core.
  • the spool core is made of a soft magnetic material, in particular soft iron.
  • the spool core has at least two parallel prongs arranged so that the first magnetic pole and the second magnetic pole pass through each of the prongs one after another. Multiple tines increase the power, which can be used both for signal evaluation and for operating power supply.
  • the first magnetic pole and the second magnetic pole are associated with different magnets or the same magnet.
  • the first and second magnetic poles are attached to a closure member, and the coil is disposed on the handle or housing of the firearm.
  • the handle is, for example, the stationary element containing the handle of a pistol (short weapon), while the housing is the analogous holding element of a rifle (long weapon).
  • the device includes a processor, and an electronic circuit is configured to provide the processor with at least a portion of the electrical energy generated in the coil.
  • the processor is configured to identify and count a fired shot as a level of the induced voltage signal passes a threshold.
  • for detecting an emitted shot also the shape of the induced voltage signal
  • the processor is configured to be a part of it
  • the processor does not require power that would have to be provided from other sources, and batteries on the firearm are not needed for shot count.
  • the device includes an antenna configured to emit a signal corresponding to the number of shots fired by the firearm identified by the processor.
  • the antenna is configured to receive a send command that causes the processor to signal corresponding to the number of shots fired by the firearm.
  • the first magnetic pole and the second magnetic pole are spaced apart so that when the first magnetic pole and the second magnetic pole pass the bobbin core, preferably a soft iron core, in response to firing, optimum magnetization and remagnetization of the coil core Spool core takes place and thereby a maximum voltage and thus power is induced in the coil.
  • the bobbin core preferably a soft iron core
  • the invention also relates to a firearm comprising a device according to the invention described above or the embodiments mentioned above.
  • the invention also relates to a method for detecting a number of shots fired by a firearm.
  • the method includes providing a first magnetic pole, providing a second magnetic pole whose magnetic polarization is opposite that of the first magnetic pole, providing a coil, passing the second one in response to a firing
  • the first magnetic pole and the second magnetic pole are provided on a closure of the firearm and the coil is provided on a handle or housing of the firearm.
  • a return of the shutter from its lead is distinguished by the shape of the induced voltage signal, in particular the amplitude, such as by evaluating the direction of the voltage excursions above or below a predetermined upper or lower threshold.
  • the return of the closure element is distinguished from its flow by the shape of the induced voltage excursions, in particular the amplitude.
  • the designed as a self-loading gun firearm 7 comprises a shutter slide 4 and a handle 6, wherein the shutter slide 4 with respect to the handle 6 in a known Way translationally back and forth is movable.
  • the illustrated embodiment are in
  • the handle 6 also includes in a known manner a handle member 6a for holding the gun.
  • the firearm 7 is a self-loading pistol with a shutter carriage 4.
  • the firearm is a long gun, in particular a rifle with an automatic or semi-automatic reload mechanism, in which a first magnet and a second magnet on a
  • Closure element are arranged, which moves in response to a firing with respect to the so-called weapon housing, in particular the rifle stock.
  • the weapon housing a long gun thus corresponds to the handle 6 shown here, designed here as a pistol short gun.
  • the first magnet 2 and the second magnet 3 are bar magnets.
  • the shutter carriage 4 is configured to move along a path.
  • the web extends along the firearm in a forward and backward direction.
  • the shutter slide 4 is guided in a known manner on the handle 6.
  • the web is bounded by a front stop and a rear stop.
  • Fig. 2 shows an embodiment of a block diagram of the coil 1 and the
  • the coil 1 has a first connection
  • the electronic circuit 5 comprises a counter part 50, a processor 54 and a communication part 55.
  • the counter part 50 comprises a voltage supply 52.
  • the coil core 13 is rod-shaped and constructed of a soft magnetic material, for example as a soft iron core.
  • the processor 54 includes a first one
  • the power supply 52 is configured to draw electrical power from a signal applied to the first and second terminals 11, 12 and to the processor 54 at the
  • the processor 54 is configured to receive the power from the power supply 52 and to use it to process signals supplied to it.
  • the processor 54 is further configured to receive signals from the first and second
  • Terminal 11, 12 to determine whether the respective received signal has been caused by a shot, and if the signal has been caused by a shot, to increment a count in the processor 54.
  • the processor 54 is in particular designed to detect firing sequences. Recognizing sequences of shots means determining whether shots have been fired individually, in short series or in long series. In this context, short series are series of two to five shots, while long series have six or more shots in succession.
  • processor 54 is configured to receive the signal from the first and second
  • Terminal 11, 12 at the first signal input IN + and the second signal input IN- to receive.
  • processor 54 in addition to a number of shots, processor 54 also stores individually-input data such as serial number, etc., and can be called up by it.
  • the communication part 55 comprises an antenna 56 and a transmitting and
  • the antenna 56 is configured to transmit and receive radio signals for the communication part 55.
  • the antenna 56 is in particular also designed to control the power of the radio signals supplied to it from outside via a
  • the processor 54 is configured to receive data, a Processing data and data output due to the power provided by the power supply 52 via the antenna from the outside.
  • the transmitting and receiving circuit 58 comprises an antenna circuit and is adapted to adapt the signals transmitted from the outside to the processor 54.
  • the processor 54 is designed to exchange signals via its communication connection TAG with the communication part 55 and thus to output and receive data via the communication part 55; in particular, to issue data regarding delivered shots.
  • the data on delivered shots comprise the number of shots recorded by the processor, in particular shot sequences.
  • the processor 54 is also configured to receive a send command via the communication part 55 and to output data about delivered shots and shots in response to the send command.
  • the power supply 52 ensures that, during slow shutter movements, with lower voltage spikes and strengths, e.g. manual evaluation and manual movement of the shutter does not activate the signal evaluation by hand.
  • the processor 54 is configured to separate and detect signals. When separated, the processor 54 separates the signals at the first counter input ⁇ + and at the second counter input ⁇ - for further processing. The processor 54 divides the electrical signal into sections, each associated with a single event. For example, a single event is a shot or movement of the shutter carriage forward. When detecting the signal, the difference
  • Processor 54 determines whether the signal has been caused by a shot. When the signal has been caused by a shot, the processor 54 increments a count and stores the count in a nonvolatile internal memory. In some embodiments, processor 54 captures and stores bursts
  • the processor 54 is configured to transmit and receive an RFID signal via the antenna.
  • RFID stands for “Radio Frequency Identification”, which means “Identification with the help of electromagnetic waves”.
  • FIGS. 3A to 3D show a relationship between a movement of the
  • the spool 1 has a spool core 13 with three prongs 13a, 13b, 13c, the windings of the spool being arranged on a central prong 13b.
  • the movement to the rear corresponds to a closure return cycle.
  • the shutter return which is shown in FIGS. 3A to 3D, is caused by a shot with the firearm 7.
  • the shutter slide is moved in some embodiments by the effect of - caused by a firing - recoil moved backwards.
  • the shutter slide 4 is moved rearwardly by a piston which is pushed rearward by combustion gases caused by the shot.
  • the first magnet 2 includes a north pole 2a and a south pole 2b.
  • the second magnet 3 includes a north pole 3a and a south pole 3b.
  • the first magnet 2 and the second magnet 3 are arranged on the shutter slide 4, that in a translational movement of only one of the two magnets 2, 3, the coil 1 and then the other of the two magnets 2, 3, the coil 1 passes.
  • the magnets 2, 3 are on the
  • Shutter 4 arranged that opposite poles pass closer to the coil 1, that is, for example, when the first magnet 2 passes through the coil 1 that its south pole 2b, the coil 1 passes closer than the north pole 2a, then passes the north pole 3a of the second magnet the coil 1 is closer than the south pole 3b of the second magnet 3.
  • the second magnet 3 passes through the coil 1, and then the first magnet 2, when moving backwards.
  • Fig. 3A shows a return cycle of the shutter slide 4, ie, a movement of the shutter slide 4 to the rear, wherein in the illustration, a north pole 3 a of the second magnet 3 a front prongs 13 a of the spool core 13 passes.
  • the spool core 13 of the spool 1 When the spool core 13 of the spool 1 is out of the range of one of the magnets 2, 3 for a long time, the spool core 13 is magnetically substantially neutral. This means that the "elementary magnets" in the coil core 13 are diffused and overall no preferred direction of polarization results.
  • the hitherto neutral spool core 13 is magnetized. This means that the "elementary magnets" in the coil core 13 align with their respective south poles to the north pole 3a of the second magnet 3.
  • Magnetizing corresponds to a change of a magnetic field in the coil core 13.
  • an electrical voltage U (t) is induced in the coil 1, which changes with time t and between the first coil terminal 11 and The second coil terminal 12 can be tapped off.
  • the voltage curve shows a first voltage swing Ul.
  • the second magnet 3 passes the rear tine 13c and a middle tine 13b of the bobbin 13.
  • Magnet 2 has passed through the front prongs 13a of the spool core 13 and begins to pass through the middle spool core 13b.
  • the coil core 13 opposite pole from the north pole 3 a of the second magnet to the south pole 2 b of the first magnet 2, the previously by the north pole 3 a of the second magnet.
  • FIG. 3D shows the complete voltage curve U (t) as well as the first and second magnets 2, 3, which have essentially completely passed through the coil 1 and the spool core 13 during the closing return cycle C 1.
  • the voltage curve U (t) in the illustrated embodiment has a positive first voltage swing Ul, which has been caused by the entry of the second magnet 3 in the region of the bobbin 13.
  • the voltage curve U (t) then has a negative second voltage swing U2, which has been caused by the remagnetization of the "elementary magnets" in the coil core 13 and whose amplitude is substantially greater than the first
  • Voltage excursion Ul and finally has a positive third voltage swing U3, which has been caused by the exit of the first magnet 2 and the second magnet 3 from the region of the coil core 13 and the coil 1.
  • the voltage between the first coil terminal 11 and the second coil terminal 12 has taken at the end of a permanent voltage value U0, which corresponds approximately to the value that had the voltage before a start of the movement.
  • the remaining voltage value U0 will continue until a change in the magnetic field in the spool core 13 occurs due to renewed movement of the closure slide 4.
  • a positive voltage excursion or a negative voltage excursion is a voltage excursion whose value exceeds or falls below the voltage between the first coil terminal 11 and the second coil terminal 12 in the case of a closing slide 4 which is stationary relative to the coil 1.
  • FIGS. 4A to 4D show a relationship between a movement of the
  • the movement forward corresponds to a shutter advance Cyc2.
  • the shutter advance Cyc2 is usually caused by a shutter spring that pushes the shutter slide 4 forward.
  • the shutter advance Cyc2 follows
  • the shutter return Cycl after a shot or if the
  • Closing slide 4 was locked in a rear position and is released from the latch.
  • Fig. 4A the shutter slide 4 is shown in the closing flow Cyc2, with the two magnets 2 and 3 of the coil 1 approach again.
  • the first magnet 2 is already in the region of the coil 1, so that a magnetic field in the coil core 13 changes.
  • the change in the magnetic field in the coil core 13 in turn induces a voltage which can be tapped between the first coil terminal 11 and the second coil terminal 12 and can be seen in the diagram for the voltage profile U (t) as the fourth voltage swing U4.
  • the coil core 13 is unmagnetized, wherein the "elementary magnets" of the coil core 13 are diffusely polarized.
  • a change in the magnetic field is less than in the following step, so that the fourth voltage swing U4 is less than that described below
  • Voltage swing U5. 4B shows the voltage waveform of the voltage between the first coil terminal 11 and the second coil terminal 12 when the first magnet 2 has passed through the middle tine 13b of the spool core and the second magnet 3 starts the middle one
  • the "elementary magnets" previously oriented by the south pole 2 b of the first magnet 2 are essentially reversed. That is, the "elementary magnets" in the spool core 13 align with their respective south poles to the north pole 3a of the second magnet 3.
  • the Umpolen corresponds to a significant change in the
  • the fifth voltage swing U5 has a much greater amplitude than the fourth voltage swing U4.
  • 4C shows the closing carriage 4, which is moved so far forward that the first magnet 2 leaves the region of the spool core 13, while the second magnet 3 is located approximately above the middle prong 13b of the spool core 13.
  • the change of the magnetic field in the bobbin 13 by the approximation of the second magnet 3 is completed, whereby the voltage swing decreases.
  • the magnetic field in the spool core 13 is now reduced again. The reduction thus causes a sixth voltage swing U6 in the opposite direction to the fifth
  • the sixth voltage swing U6 is much smaller than the fifth voltage swing U5.
  • 4D shows the complete voltage curve U (t) as well as the first and the second
  • Magnets 2, 3, the coil 1 and the spool core 13 have passed substantially completely in the closure lead. A change of the magnetic field in the spool core 13 is substantially completed.
  • the tension between the first The coil terminal 11 and the second coil terminal 12 has taken the remaining voltage value U0, which is approximately equal to the value that the voltage had before the start of the movement.
  • the remaining voltage value UO will continue until a change in the magnetic field in the spool core 13 occurs due to a renewed movement of the closure slide 4.
  • the voltage waveform signal is in advance with respect to
  • the processor 54 may distinguish a shot from another event of the shutter return Cycle, such as a handshake by the shooter.
  • the shutter return Cycl at a firing is at least twice as fast as the shutter advance Cyc2.
  • the shutter return Cycl is at a speed of about 7 m / s and the shutter advance at a speed of about 2.0 m / s.
  • the distance of the first and second magnets is equal to or greater than the distance of the front prong 13a to the middle prong 13b and the distance of the middle prong 13b to the rear prong 13c.
  • the distance of a front edge of the first magnet 2 to a rear edge of the second magnet 3 is not greater than the distance of the front tine 13a to the rear tine 13c. This ensures that the spool core 13 undergoes the polarity reversal within as short a time as possible, so that the second and the fifth voltage excursion are as high as possible.
  • the distances of the prongs 13a, 13b, 13c and the distance of the first and the second magnet 2, 3 are dimensioned such that at a speed of the shutter return Cycl at a firing the amplitude of the second
  • FIG. 5 shows a further embodiment of the closure slide 4 and the coil 1.
  • a single magnet 8 is provided and preferably designed as a horseshoe magnet.
  • the individual magnet 8 is arranged so that its north pole 8a in the direction of a shutter slide return upstream of its south pole 8b - or vice versa.
  • the poles 8a, 8b of the single magnet 8 are oriented so that they pass through the spool core in succession as the shutter carriage 4 moves along the path extending along the firearm in a forward and rearward direction.
  • the magnetic field lines of the single magnet 8 in this orientation correspond to the area passing through the coil 1 substantially the magnetic field lines of the arrangement of the first and second magnets 2, 3, which has been described above.
  • the arrangement of the individual magnet 8 is basically suitable to provide a similar operation as the arrangement of the first and second magnets 2, 3.
  • the north pole 8a of the single magnet 8 is arranged, for example, instead of the north pole 3a of the second magnet 3 and the south pole 8b of the individual magnet is arranged, for example, instead of the south pole 2b of the first magnet 2.
  • the spool core 16 is U-shaped.
  • a U-shaped spool core 16 is used in some embodiments to simplify the shot counter.
  • a three-pronged coil core 13 used because the coil 1 with a three-pronged coil core 13 of the electronic circuit 5 and the processor 54 provides more power and clearer signals.
  • FIGS. 6A to 6C actually measure measured by means of an oscilloscope
  • 6A is an illustration of the voltage waveform U (t) of the voltage between the first coil terminal 11 and the second coil terminal 12 for a time t at a shutter return caused by a firing.
  • Voltage excursion U2 is substantially greater than the amplitude of the opposite first voltage excursion Ul.
  • the amplitude of the second voltage excursion U2 is at least one and a half times the amplitude of the first voltage excursion U1.
  • the processor 54 increments a count and stores the count.
  • the amplitude of the second voltage swing U2 is at least one and a half times the amplitude of the third voltage swing U3. After the third voltage excursion U3, the voltage goes to the permanent one
  • Voltage fluctuations U01, U30 The first smaller voltage swing U01 results before the first voltage swing Ul, when the second magnet 3 passes the front prongs 13a, which carries no coil winding.
  • the second smaller voltage swing U30 results after the third voltage swing U3 when the first magnet 2 passes the rear tine 13c, which carries no coil winding.
  • 6B is an illustration of the voltage curve U (t) of the voltage between the first coil terminal 11 and the second coil terminal 12 over a time t during a forward movement of the closure slide 4. Before the first or the second magnet 2, 3 in the region of the coil 1 comes, the voltage is at a steady voltage value UO.
  • the fourth voltage swing U4 initially results due to the changing magnetic field at the middle tine 13b.
  • the fifth voltage deflection U5 results as a voltage curve opposite the fourth voltage deflection U4. Due to the above-described Umpolung the
  • the amplitude of the fifth voltage swing U5 is substantially greater than the amplitude of the opposite fourth voltage swing U4.
  • the magnetic field in the middle tine 13b weakens.
  • the attenuation causes the sixth voltage excursion U6. Since, however, no polarity reversal is connected with the attenuation, the amplitude of the sixth voltage excursion U6 is substantially smaller than the amplitude of the fifth voltage excursion U5.
  • the third smaller voltage swing U04 results before the fourth voltage swing U4 when the first magnet 2 passes the rear tine 13c, which carries no coil winding.
  • the fourth smaller voltage excursion U60 results after the sixth voltage swing U6, when the second magnet 3 passes the front prongs 13a, which carries no coil winding.
  • Fig. 6C shows a voltage waveform U (t) of the voltage between the first
  • Both time ranges each have a voltage excursion U2, U5 whose amplitude is substantially greater than the remaining respective preceding voltage excursions in the respective time range t1, t2.
  • the voltage excursions differ in the first and the second
  • the amplitude of the second voltage swing U2 is much larger than the
  • the amplitude of the second voltage excursion U2 is at least one and a half times the amplitude of the fifth voltage excursion U5.
  • the higher amplitude of the second voltage excursion U2 is due to a higher speed at which the shutter slide 4 slides backwards during a firing. The higher one
  • Speed of the shutter slide 4 causes a faster change of a magnetic field in the spool core 13. The faster change of the magnetic
  • Induction voltage is also useful for distinguishing a firing from a manual reload, as with a manual reload, the shutter slides much slower to the rear than when firing.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Vehicle Body Suspensions (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)

Abstract

L'invention concerne un dispositif compteur de coups destiné à une arme à feu, ce dispositif comprenant un premier pôle magnétique, un deuxième pôle magnétique et une bobine. Le premier pôle magnétique et le deuxième pôle magnétique présentent une polarisation inverse l'un par rapport à l'autre. Le premier pôle magnétique et le deuxième pôle magnétique sont conçus pour passer l'un après l'autre par la bobine le long d'une trajectoire en réponse à un coup tiré et pour induire une tension électrique dans la bobine.
EP16751165.8A 2015-06-29 2016-06-29 Compteur de coups Active EP3140605B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HRP20191314TT HRP20191314T1 (hr) 2015-06-29 2019-07-22 Brojilo hitaca

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015008382.1A DE102015008382B4 (de) 2015-06-29 2015-06-29 Batterieloser Schusszähler
PCT/EP2016/001100 WO2017001054A1 (fr) 2015-06-29 2016-06-29 Compteur de coups sans batterie

Publications (2)

Publication Number Publication Date
EP3140605A1 true EP3140605A1 (fr) 2017-03-15
EP3140605B1 EP3140605B1 (fr) 2019-05-01

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Family Applications (1)

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EP16751165.8A Active EP3140605B1 (fr) 2015-06-29 2016-06-29 Compteur de coups

Country Status (5)

Country Link
US (1) US10415914B2 (fr)
EP (1) EP3140605B1 (fr)
DE (1) DE102015008382B4 (fr)
HR (1) HRP20191314T1 (fr)
WO (1) WO2017001054A1 (fr)

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EP4050297A1 (fr) 2021-02-25 2022-08-31 Heckler & Koch GmbH Dispositif d'analyse d'arme à feu

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US11719497B2 (en) 2018-10-22 2023-08-08 Magpul Industries Corp. Determination of round count by hall switch encoding
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DE102015008382B4 (de) 2019-03-28
US20180142978A1 (en) 2018-05-24
HRP20191314T1 (hr) 2019-10-18
EP3140605B1 (fr) 2019-05-01
DE102015008382A1 (de) 2016-12-29
US10415914B2 (en) 2019-09-17

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