The present invention relates generally to protective devices to minimize or eliminate unintended injury to subjects targeted by non-lethal, ranged detainment weapons.
It has been recognized for some time that police and military personnel can benefit from the use of weapons and devices other than firearms to deal with some hostile situations. To address this need, the present inventor developed a commercially successful product known as the Bolawrap. This device, and others developed by the present applicant, have allowed law enforcement personnel to address potentially dangerous situations without resorting to the use of a firearm, and without engaging in hand-to-hand combat.
This type of launching system generally utilizes a projectile that includes a tether and a pair of pellets carried at ends of the tether. The projectile is directed toward a subject and, once the tether contacts the subject, the pellets circumnavigate the subject and cause the projectile to wrap about the subject. This results in the subject's movements being sufficiently restricted to allow authorities to approach the subject safely. While these systems have enjoyed phenomenal success, the present inventor has continued to develop technology to even further improve the safety of such devices.
In accordance with one aspect of the invention, a grappling assembly for use with an entangling projectile is provided. The grappling assembly can include at least one hook including an apex portion and a sharpened prong extending distally from the apex portion. A protective cover can be carried adjacent the apex portion of the at least one hook, the protective cover including at least one substantially planar surface. The protective cover can be positioned relative to the at least one hook such that the sharpened prong of the at least one hook extends distally from the protective cover and thereby remains exposed while the protective cover is carried adjacent the apex portion of the at least one hook.
In accordance with another aspect of the technology, a grappling assembly for use with an entangling projectile is provided. The grappling assembly can include at least one hook including an apex portion and a sharpened prong extending distally from the apex portion. A protective cover can be carried by the apex portion of the at least one hook, the protective cover including at least one substantially continuous contact surface. The protective cover can be positioned relative to the at least one hook such that the sharpened prong of the at least one hook extends distally from the protective cover and thereby remains exposed while the protective cover is carried by the apex portion of the at least one hook. A pellet can be coupled to a tether with the at least one hook coupled to the pellet.
In accordance with another aspect, a method is provided of applying a protective covering to a grappling assembly. The grappling assembly can include a plurality of hooks, each of the plurality of hooks having an apex portion and a sharpened prong extending distally from the apex portion. The method can include positioning a protective cover relative to the apex portions of the plurality of hooks. The protective cover can include at least one substantially continuous surface. The protective cover can be positioned relative to the at least one hook such that the sharpened prong of the at least one hook extends distally from the protective cover and thereby remains exposed while the protective cover is carried by the plurality of hooks. The protective cover can be fixed in position relative to the plurality of hooks.
Additional features and advantages of the invention will be apparent from the detailed description which follows, taken in conjunction with the accompanying drawings, which together illustrate, by way of example, features of the invention.
The following drawings illustrate exemplary embodiments for carrying out the invention. Like reference numerals refer to like parts in different views or embodiments of the present invention in the drawings.
Reference will now be made to the exemplary embodiments illustrated in the drawings, and specific language will be used herein to describe the same. It will nevertheless be understood that no limitation of the scope of the invention is thereby intended. Alterations and further modifications of the inventive features illustrated herein, and additional applications of the principles of the inventions as illustrated herein, which would occur to one skilled in the relevant art and having possession of this disclosure, are to be considered within the scope of the invention.
As used herein, the singular forms “a” and “the” can include plural referents unless the context clearly dictates otherwise. Thus, for example, reference to “a hook” can include one or more of such hooks, if the context dictates.
As used herein, the term “substantially” refers to the complete or nearly complete extent or degree of an action, characteristic, property, state, structure, item, or result. As an arbitrary example, an object that is “substantially” enclosed is an article that is either completely enclosed or nearly completely enclosed. The exact allowable degree of deviation from absolute completeness may in some cases depend upon the specific context. However, generally speaking the nearness of completion will be so as to have the same overall result as if absolute and total completion were obtained. The use of “substantially” is equally applicable when used in a negative connotation to refer to the complete or near complete lack of an action, characteristic, property, state, structure, item, or result. As another arbitrary example, a composition that is “substantially free of” an ingredient or element may still actually contain such item so long as there is no measurable effect as a result thereof.
As used herein, the term “about” is used to provide flexibility to a numerical range endpoint by providing that a given value may be “a little above” or “a little below” the endpoint.
Relative directional terms can sometimes be used herein to describe and claim various components of the present invention. Such terms include, without limitation, “upward,” “downward,” “horizontal,” “vertical,” etc. These terms are generally not intended to be limiting, but are used to most clearly describe and claim the various features of the invention. Where such terms must carry some limitation, they are intended to be limited to usage commonly known and understood by those of ordinary skill in the art in the context of this disclosure.
When specific reference is made herein to terms such as “vertical” or “upwardly” or “downwardly,” reference is generally made as if a pellet or hook assembly is held in the orientation shown for example in
As used herein, a plurality of items, structural elements, compositional elements, and/or materials may be presented in a common list for convenience. However, these lists should be construed as though each member of the list is individually identified as a separate and unique member. Thus, no individual member of such list should be construed as a de facto equivalent of any other member of the same list solely based on their presentation in a common group without indications to the contrary.
Numerical data may be expressed or presented herein in a range format. It is to be understood that such a range format is used merely for convenience and brevity and thus should be interpreted flexibly to include not only the numerical values explicitly recited as the limits of the range, but also to include all the individual numerical values or sub-ranges encompassed within that range as if each numerical value and sub-range is explicitly recited. As an illustration, a numerical range of “about 1 to about 5” should be interpreted to include not only the explicitly recited values of about 1 to about 5, but also include individual values and sub-ranges within the indicated range. Thus, included in this numerical range are individual values such as 2, 3, and 4 and sub-ranges such as from 1-3, from 2-4, and from 3-5, etc., as well as 1, 2, 3, 4, and 5, individually.
This same principle applies to ranges reciting only one numerical value as a minimum or a maximum. Furthermore, such an interpretation should apply regardless of the breadth of the range or the characteristics being described.
Invention
The present technology relates broadly to components used in non-lethal weapons systems, sometimes referred to as ensnarement or entanglement systems, that can be effectively used as an aid in impeding the movement of or detaining aggressive or fleeing subjects. Devices in accordance with the present technology can be advantageously used to temporarily impede a subject's ability to walk, run, or use his or her arms in cases where law enforcement, security personnel or military personnel wish to detain a subject, but do not wish to use lethal or harmful force or to engage in close proximity, hand-to-hand combat. The technology provides a manner by which the arms or legs of a subject can be temporarily tethered or bound, to the extent that the subject finds it difficult to continue moving in a normal fashion.
While the present technology can be directed at any portion of a subject's body, the following discussion will focus primarily on use of the technology to temporarily tether or bind a subject's legs. It is to be understood, however, that the present technology is not limited to this application. In some cases, multiple portions of the subject's body can be targeted, such as both the arms and the legs.
As shown generally in
Generally speaking, a launcher for use with the present entangling projectiles will launch the projectile toward a subject 100 at a relatively high rate of speed. Typically, the projectile can be deployed toward a subject from a distance of between about 6 feet and about 30 feet (1.8 to 9.1 meters), and engages the subject within a matter of about 0.0075 to 0.0375 seconds (traveling at about 800 ft/sec (243.8 m/s)). After being deployed from the launcher, the entangling projectile will wrap about the subject's legs two or three or more times, causing the subject to be temporarily unable to effectively move. As the entangling projectile can be launched from some distance, law enforcement personnel can maintain a safe distance from a subject, yet still be able to effectively and safely temporarily restrain, disable or impede the subject.
Operation of the entangling projectile is shown generally in
A variety of differing pellet and tether combinations can be utilized in the present technology. In the examples shown in
The hook assembly 18 shown has been shown to enhance the ability of the projectile to successfully wrap about a subject. The individual hook components do not engage the subject directly, but rather engage portions of the subject's clothing after the pellets and tether have wrapped about the subject. This limits the tendency of the projectile to “un-wrap” as the subject struggles against the wrap. As is inherent in the present design, the pellets and/or hook assemblies are not intended to be directly fired at a subject. They must, by design, travel beyond the subject to enable a successful wrap. If the pellets directly contact a user, the engagement of the subject will be unsuccessful. Thus, it is never the case that the pellet is intentionally aimed directly at the subject.
While this design functions very well when the projectile is deployed as designed, there remains a slight risk that something can go awry during deployment of the projectile. For example, an outside party may suddenly enter the line of fire as the launcher deploys the projectile toward a subject, or the wielder of the launcher may have his or her aim negatively affected by an outside force. In this case, it is possible that the pellet will directly contact the subject. If this happens, there is a risk that the upper portions of the hook assembly can penetrate a subject's skin and cause damage to the subject. As is shown, for example, in
The present technology addresses this potential problem by providing a protective cover or cap that better distributes the impact force resulting from a hook assembly inadvertently contacting a subject. This is accomplished while not at all interfering with the normal operation of the hook assembly. Exemplary embodiments of this aspect of the technology are shown in
The apex portions 22 of the plurality of individual hooks 19 can collectively define an apex portion contact profile, defined as the portions of the hooks that first contact a plane, for example, plane 24 in
One manner in which the present technology accomplishes this is by providing a protective cover or cap 26, shown in
The protective cover 26 or cap can be positioned relative to the one or more hooks 19 such that the sharpened prongs 20 of the hooks extend distally from the protective cover. In this manner, the sharpened prongs remain exposed to operate normally while the protective cover is carried by the apex portion of the at least one hook. Thus, even with the protective cover in place, the sharpened prongs will serve to engage the clothing of a subject to aid, as designed, in maintaining the projectile wrapped about the subject.
The protective cover 26 can be carried by the hooks 19, pellet 12a and/or grappling assembly 18, etc., in a number of manners. For example, the protective cover can be attachable or coupleable to the pellet or hooks using a variety of permanent or removable attachment mechanisms. As best seen in
For example, in the embodiment illustrated in
In the example shown in
The protective covers of the present technology can be formed from a variety of materials, including without limitation, polymers, metals, composites, etc. By forming the covers from a lightweight material such as a polymer, the ballistic properties of the pellet assembly are not significantly affected. In those cases in which the protective cover is removably attached to the grappling assembly, an operator or manufacturer can easily adapt known grappling assemblies to incorporate therein the safety features of the present technology.
In addition to the structure outlined above, the present technology also provides a method of providing a protective covering to a grappling assembly. The grappling assembly can include a plurality of hooks, each of the plurality of hooks having an apex portion and a sharpened prong extending distally from the apex portion. The method can include positioning a protective relative to the apex portions of the plurality of hooks. The protective cover can include at least one substantially continuous surface. The method can include positioning the protective cover relative to the at least one hook such that the sharpened prong of the at least one hook extends distally from the protective cover and thereby remains exposed while the protective cover is carried by the plurality of hooks. The method can include fixing the protective cover in position relative to the plurality of hooks.
Fixing the protective cover in position can include removably attaching the protective cover in position relative to the apex portions of the plurality of hooks.
Each of the plurality of hooks can include a shank portion, extending distally from the apex portion, the shank portions collectively defining a receiving chamber. The protective cover can include a shank portion. Fixing the protective cover in position can include positioning the shank portion of the protective cover within the receiving chamber formed by the shank portions.
It is to be understood that the above-referenced arrangements are illustrative of the application for the principles of the present invention. Numerous modifications and alternative arrangements can be devised without departing from the spirit and scope of the present invention while the present invention has been shown in the drawings and described above in connection with the exemplary embodiments(s) of the invention. It will be apparent to those of ordinary skill in the art that numerous modifications can be made without departing from the principles and concepts of the invention as set forth in the examples.
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