The field relates to a stun apparatus. The stun apparatus can be a stun shield, or clothing apparel such as a belt, vest, or jumpsuit. A shock box can be included in the clothing apparel and can be remotely activated.
The features and advantages of the embodiments will be more readily appreciated when considered in conjunction with the accompanying figures. The figures are not to be construed as limiting any of the embodiments.
Police departments and correctional facilities employ a variety of apparel and devices to provide non-lethal control of a person or inmate that poses a risk to an officer's life or safety. Without such devices and in the case where a violent encounter with a person or inmate is likely to occur, a hands-on encounter or use of lethal force with a weapon significantly increases the risk of injury or death to the inmate and/or the officer. Accordingly, electronic restraint/control devices have been in service for decades and are utilized by law enforcement and corrections agencies on an international level. The purpose of these devices is to provide a less-than-lethal force option that creates an opportunity to successfully mitigate an exigent situation and maintain control of a violent subject. In many instances, the presentation of such devices is a sufficient deterrent without the need to apply them beyond a visual display and verbal warning. These devices are invaluable to agencies because they support a mission to resolve a situation as safely as possible to all parties involved.
Such devices can be in the form of apparel, such as a stun vest, stun belt, or stun jumpsuits, or a device such as a stun shield. An inmate can be fitted with the stun vest, belt, or jumpsuit in a variety of situations, for example during transport within or to another facility or during court proceedings. An officer can use a stun shield in a variety of situations, for example to maintain crowd control in a facility or on streets during violent protests or riots.
Stun apparel can be activated with a remote control. The remote control is paired with a receiver on the apparel such that when the receiver receives a signal from the remote control, the person wearing the apparel is shocked or stunned. However current technology is prone to many problems. Once example of a problem with current technology is the analog frequency used is typically 400 megahertz (MHz) and is prone to interference from other devices running on the same frequency. This means that the device may not work when needed. Another example of a problem is the range between the apparel and the remote control can be limited, for example the remote control may need to be within 50 feet or less of the apparel in order to create the electric shock. Interference with metal bars in cells, concrete walls, etc. can also decrease the working range of the devices—in practice often reducing the range from 50 feet to 10 feet or less in order to work effectively. Another example of a problem is that pairing is currently accomplished by manually setting a master code and slave code that requires manual re-coding and creates a host of other problems.
Yet another significant disadvantage to current technology is how the arc is created to shock or stun a person. To create the shock, two metal rods are located adjacent to each other with a small space between the rods, similar to a spark plug, in which an electrical current jumps across the rods to create the pulse or stun cycling rapidly between on and off. However, the arcing causes the rods to corrode over time; thus, increasing the space between the rods, which decreases the pulse frequency. The rods also require maintenance to clean the corrosion and possibly requires replacing the entire device. Accordingly, there exists a long-felt need for new stun devices that solve the afore-mentioned problems.
It has been discovered that stun apparel can be activated using a remote control that changes the activation code each time the device is used and operates at a different frequency than current technology. This not only reduces the interference issues of current technology but also increases the range, prevents accidental activation, and ensures activation when needed. It has also been discovered that the metal rods that create the electrical arc can be housed within a gas discharge tube, thereby preventing corrosion, and solving the aforementioned problems.
A stun apparatus can include a shock box, wherein the shock box comprises: a housing; a positive terminal; a negative terminal; and a gas discharge tube comprising an input contact electrically coupled to an energy supply device and an output contact electrically coupled to the positive terminal, wherein when the voltage becomes greater than a predetermined threshold at the input contact, an electrical current arcs within the gas discharge tube to the output contact and the current is sent to the positive terminal or to a positive contact via the positive terminal; and an article, wherein the shock box is attached to the article, and wherein once the electrical current is sent to the positive terminal or the positive contact, the current is configured to flow to the negative terminal or a negative contact through a person's body, for example, a person's skin and/or tissues.
It is to be understood that the discussion of the various embodiments applies to all of the apparatus, system, and method embodiments without the need to repeat the various embodiments throughout. For example, any discussion related to the shock box applies to all of the apparatus, system, and methods and all of the articles disclosed (e.g., a shield, belt, vest, or jumpsuit) without the need to repeat the embodiments for each article.
Turning to the figures,
The shock box 100 can include the feedback transformer 121, an energy supply device (e.g., a battery 140, a snubber capacitor 132), and the pulse transformer 122. Power from the energy supply device (e.g., a battery 140) can be supplied to the snubber capacitor 132 to charge the snubber capacitor 132 to a threshold voltage. Once the charge of the snubber capacitor 132 reaches the desired threshold voltage, the gas discharge tube 115 can arc between its input and output contacts, thereby delivering an electrical pulse to the pulse transformer 122. Once the electrical pulse is delivered through the gas discharge tube 115 to the pulse transformer 122, the snubber capacitor 132 will reduce its charge and will begin to recharge from energy supplied from the energy supply device. With the snubber capacitor 132 reduced below the threshold voltage, the gas discharge tube 115 will prevent further energy transfer to the pulse transformer 122. This cycle will repeat once the snubber capacitor 132 is charged to the threshold voltage again, causing another energy pulse to be delivered through the gas discharge tube 115 to the pulse transformer 122, and thereby to the person's body. The pulse transformer 122 can step up the voltage that is supplied to positive terminal 111 to a desired shock voltage. The energy supply, such as a battery 140, can be in a range, for example in the range of 6 to 13 volts (V). The voltage supplied from the pulse transformer 122 to the positive terminal 111 can vary, for example in the range of 10,000 to 50,000 V, depending on environmental conditions (e.g., humidity, temperature, etc.) and the energy supply (e.g., battery 140 voltage, state of charge, etc.). The actual voltage applied to the person can also vary based on a composition of the person's body (e.g., water level, pH level, or other characteristics that affect conductance through the person's body).
The shock box 100 can also include other electrical components such as resistors and capacitors 130 and a bipolar junction transistor (BJT) transistor 131. The resistors can be used to slow down the charge's movement by its resistance. The capacitors can store electrical potential energy that can be released to other components of the shock box 100. The BJT transistor 131 is a 3-terminal semiconductor that can be used to control the electrical current.
The stun apparatus also includes an article, wherein the shock box 100 is attached to the article. The shock box 100 can be removably attached to the article. As can be seen in
As can be seen in
The shield 201 includes conductive strips in a pattern as shown or in other patterns such as a grid. A first set of strips can be connected in series and/or parallel to form a positive current path 211. A second set of strips can be connected in series and/or parallel to form a negative current path 212. It is preferrable that the strips for the positive current path 211 and the negative current path 212 do not touch or overlap with each other otherwise the current would short out. As can be seen, a space 213 can be used so the strips do not touch each other. However, it should be understood that the positive current path 211 and the negative current path 212 can overlap each other if they are insulated at the overlap to prevent arcing between the two paths 211, 212. Electrical current from the positive terminal 111 can flow through the positive current path 211. An arc point 214 can be located between a space between the positive current path 211 and the negative current path 212. If a person touches, or comes within an arc distance of, a portion of the strips of both the positive current path 211 and the negative current path 212, then the electrical current can arc through the person's body and flow through the negative current path 212 to the negative terminal 112. The stun shield 200 can also include other components, such as but not excluding strobe lights or other devices that are attached to the shield 201, for example via holes 220.
Turning to
The receiver box 300 receives input from the remote-control transmitter 400 and creates an output that drives a circuit that activates the signal relays 308 and supplies the energy to the shock box 100 from the battery 310. The circuit can be a timed circuit that is configured to only produce an electrical shock for a desired length of time, for example, 4 seconds, 8 seconds, or 10 seconds.
The remote-control transmitter 400 can be a handheld device that transmits a signal to the receiver box 300. The remote-control transmitter 400 can include a transceiver that can receive from and transmit to the receiver box 300 via the antenna 302 and transceiver 305. The remote-control transmitter 400 can include one or more buttons (not shown). One of the buttons can be an activation button. There can also be two activation buttons that must be pressed at the same time in order to send the signal to the receiver box 300. This embodiment can be useful to prevent unintentional activation of the shock box 100 and subsequent shocking to the person. A buzzer 320 can also be included in the receiver box 300 such that when the activation button(s) are pressed and the signal is sent, an audible tone is emitted to alert the person that the shock is eminent.
The remote-control transmitter 400 can be paired with the receiver box 300 such that wireless communication can occur between the remote control and receiver box. Another one of the buttons located on the remote control can be a test button. The test button can produce an audible test tone to indicate proper pairing. An initial pairing of one remote control to one receiver box can be performed to link the remote control with the receiver box. By way of another embodiment, one remote control can be initially paired with more than one receiver box. In this manner, more than one person wearing a stun vest, belt, or jumpsuit can be shocked with the same remote control. By way of another embodiment, there can be more than one remote control initially paired with one receiver box. In this manner, if one officer is unable to press the activation button on the remote, then another officer is able to shock the person with their remote control. Once the timed circuit has elapsed, for example after 6 seconds, then the receiver box 300 generates and sends a new code to the remote-control transmitter 400 and the process can be repeated as many times as is necessary in order to subdue the person. Alternatively, or in addition to, a new code can be generated and verified after each time one or more buttons are pressed or when buttons are pressed in a sequence on the remote-control transmitter 400.
The frequency used to wirelessly communicate from the remote-control transmitter 400 to the receiver box 300 and back can vary. According to any of the embodiments, the frequency is selected such that little to no interference is encountered when trying to activate the shock box 100. By way of a non-limiting example, the frequency can be 900 MHz. The frequency selected can significantly increase the range for being able to activate the shock box 100 over current technology, for example increasing the range to almost 1 mile versus 50 feet for current technology. According to certain embodiments, the range can be capped, for example to 10 or 20 feet, so an officer can visually see the wearer of the stun apparel.
After the initial pairing of the remote control(s) to the receiver box(es), a new pairing code is generated after each use (i.e., after the activation button(s) or the test button if included are pressed). The new code is generated from the receiver box 300 and transmitted via the transceiver 305 to the remote-control transmitter 400. When the activation button is pressed, then the remote-control transmitter 400 transmits the new code it received back to the receiver box 300, whereby the receiver box 300 confirms that the code sent back matches the code it generated. If the codes match, then the receiver box 300 supplies power to and sends the signal to the shock box 100 as discussed above. In this manner, unintentional activation of a particular shock box is inhibited or prevented by pressing the activation button on a different remote control because the codes would not match. Also, if a remote control is lost, then the code will no longer work because the lost remote would not have received the new code generated by the receiver box. The generation of a new code each time is a significant advantage over current technology.
Turning now to
As can be seen in
Turning to
The shock panel 610 can be coupled to a back side of the vest 600. The stun vest 600 can further include a front side and left and right sides. The vest 600 can include strips of a material, such as VELCRO®, that extend from the back side to the front side or vice versa over the person's shoulders for adorning the vest. The vest can also be configured to be placed over a person's head and then secured around the sides of the vest instead of over the person's shoulders. Other ways to place the vest onto a person and remove the vest from the person can also be used.
The positive contacts 611a/611b and the negative contacts 612a/612b can be made from an electrically conductive material. The positive contacts 611a/611b and the negative contacts 612a/612b can be in direct contact with the person's skin or in indirect contact with the person's skin with a material, such as material of a T-shirt or shirt, being located between the contacts and the skin. In practice, when the activation button(s) on the remote-control transmitter 400 are pressed, the current flows from the output contact of the gas discharge tube 115 to the positive terminal 111 and through the conductor 623 to the positive contacts 611a/611b, and then through the person's body such as the skin and/or tissues via the current flow paths 626 to the negative contacts 612a/612b and then to the negative terminal 112 via the conductor 624. The potential energy delivered to the positive contacts 611a/611b upon activation, causes current to arc from the positive contacts 611a/611b to the person's skin (even if the positive contacts and the person's skin are separated by clothing worn by the person). Moisture in the person's body enables the current to flow through the body. The potential energy delivered through the person's body to proximate the negative contacts 612a/612b causes current to arc from the person's skin to the negative contacts 612a/612b (even if the negative contacts and the person's skin are separated by clothing worn by the person). The potential energy can travel to the negative terminal 111 via the conductor 624 to complete the circuit.
According to any of the embodiments as shown, the first positive contact 611a can be located adjacent to the person's right shoulder blade, the second positive contact 611b can be located adjacent to the person's left shoulder blade, the first negative contact 612a can be located adjacent to the person's right kidney, and the second negative contact 612b can be located adjacent to the person's left kidney. According to these embodiments, the current flow paths 626 through the person's body will be a first flow path from the right shoulder blade to the right kidney and a second flow path from the left shoulder blade to the left kidney. According to other embodiments, the first positive contact 611a can be located adjacent to the person's right shoulder blade, the first negative contact 612a can be located adjacent to the person's left shoulder blade, the second positive contact 611b can be located adjacent to the person's right kidney, and the second negative contact 612b can be located adjacent to the person's left kidney. The current flow paths 626 according to this embodiment will be a first flow path across the person's upper back from the right shoulder blade to the left shoulder blade and a second flow path across the person's lower back from the right kidney to the left kidney. Other configurations are also possible. The shock panel 610 can also include only one positive contact and one negative contact instead of 2 contacts each. The one positive contact can be located at the person's left or right shoulder blade and the one negative contact can be located at the person's left or right kidney for example. There will only be one current flow path through the person's body either vertically from shoulder blade to kidney or diagonally from shoulder blade to kidney. Of course, the positive and negative contacts can be reversed such that the current flow path(s) are from the person's lower back to the upper back.
Turning to
There can be more than one positive and negative contact; however, the number of positive and negative contacts that are included in the clothing apparel can be selected based a desired current path through the person's body. It is to be understood that there must be at least one negative contact and at least one positive contact included. The total number of positive and negative contacts can also be in multiples of 2. Accordingly, if there is 1 positive contact, then there can be 1 negative contact (2 total); if there are 2 positive contacts, then there can be 2 negative contacts (4 total); if there are 3 positive contacts, then there can be 3 negative contacts (6 total), and so forth. It is also possible to have only one positive contact but two or more negative contacts; however, the current in this scenario will flow to the negative contact that has the least resistance and accordingly, the current may not flow to both of the negative contacts. It is also possible to have only one negative contact and two or more positive contacts. This embodiment may be useful to ensure current flows from both positive contacts to the one negative contact.
The stun belt, vest, or jumpsuit can include a variety of components, for example, straps, zippers, etc. that allow the vest and belt to be placed on a person; or rings or loops for securing hand or leg cuffs or chains to the rings or loops. The clothing apparel can come in different sizes, for example, small, medium, large, X-large, etc.
Therefore, the various embodiments are well adapted to attain the ends and advantages mentioned as well as those that are inherent therein. The particular embodiments disclosed above are illustrative only, as the various embodiments may be modified and practiced in different but equivalent manners apparent to those skilled in the art having the benefit of the teachings herein. Furthermore, no limitations are intended to the details of construction or design herein shown, other than as described in the claims below. It is, therefore, evident that the particular illustrative embodiments disclosed above may be altered or modified and all such variations are considered within the scope and spirit of the present invention.
As used herein, the words “comprise,” “have,” “include,” and all grammatical variations thereof are each intended to have an open, non-limiting meaning that does not exclude additional elements or steps. While apparatus, systems, and methods are described in terms of “comprising,” “containing,” or “including” various components or steps, the apparatus, systems, and methods also can “consist essentially of” or “consist of” the various components and steps. It should also be understood that, as used herein, “first,” “second,” and “third,” are assigned arbitrarily and are merely intended to differentiate between two or more contacts, handles, conductors, etc., as the case may be, and do not indicate any sequence. Furthermore, it is to be understood that the mere use of the word “first” does not require that there be any “second,” and the mere use of the word “second” does not require that there be any “third,” etc.
Whenever a numerical range with a lower limit and an upper limit is disclosed, any number and any included range falling within the range is specifically disclosed. In particular, every range of values (of the form, “from about a to about b,” or, equivalently, “from approximately a to b,” or, equivalently, “from approximately a-b”) disclosed herein is to be understood to set forth every number and range encompassed within the broader range of values. Also, the terms in the claims have their plain, ordinary meaning unless otherwise explicitly and clearly defined by the patentee. Moreover, the indefinite articles “a” or “an,” as used in the claims, are defined herein to mean one or more than one of the elements that it introduces. If there is any conflict in the usages of a word or term in this specification and one or more patent(s) or other documents that may be incorporated herein by reference, the definitions that are consistent with this specification should be adopted.
Number | Date | Country | |
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63517983 | Aug 2023 | US |