Abstract: Twist pin z-axis interconnectors are assembled in columns of aligned vias in stacked printed circuit boards of a circuit module in automated assembly cycles. Each assembly cycle involves singulating a single twist pin from a plurality of twist pins, inserting the twist pin into the via column, gripping a leader portion of the twist pin, pulling the gripped leader portion until a connection portion moves into contact with the vias of the column, severing the leader portion from the connection portion, extracting the severed leader portion, and automatically repeating assembly cycles until interconnectors have been assembled into a substantial majority of the via columns of the circuit module.

Abstract: A variable resistance memory device has memory cells that are operated by Joule's heat and which are highly thermally efficient. Conductive patterns are formed on a substrate; sacrificial patterns exposing a portion of the top surface of each of the conductive patterns are formed on the conductive patterns, lower electrodes are formed by etching upper portions of the conductive patterns using the sacrificial patterns as an etching mask, then mold patterns are formed on the lower electrodes and cover exposed sidewall surfaces of the sacrificial patterns, and then the sacrificial patterns are replaced with variable resistance patterns.

Abstract: An electrical conductor, e.g., a terminal pin, includes a conductor body, a first layer at least partially applied to the conductor body, and a second layer at least partially applied to the first layer, the material of the second layer containing thiol, and the material of the first layer containing nickel.

Abstract: There is provided a method for manufacturing an impeller, in which a brazing layer having a necessary thickness can be secured easily while the waste of a brazing filler metal is eliminated. The present invention includes a step X of producing a disc 11 and a cover 12 separately. Blades 13 are formed integrally with either one of the disc 11 and the cover 12. As the subsequent step, the present invention includes a step Y of joining the disc 11 and the cover 12 to each other by brazing in the state in which a brazing filler metal is interposed between a first joint surface provided on the blade 13 and a second joint surface provided on either one of the disc 11 and the cover 12. In the present invention, in the step Y, brazing operation for joining is performed by providing spacers 13c, which are used to maintain a space between the first joint surface and the second joint surface, between the first joint surface and the second joint surface.

Abstract: A board-shaped heat dissipating device includes a board body having a plane face with a recess formed thereon, a heat conducting element fitted in the recess, at least one groove formed on any one of the board body and the heat conducting element, and at least one heat pipe pressed into the groove to flush with an open side of the groove. After the heat pipe is pressed into the groove and the heat conducting element is firmly fitted in the recess, portions of the heat conducting element that are higher than the plane face are removed through a cut operation, so that the heat conducting element is flush with the plane face of the board body to reduce the space occupied by the heat dissipating device. With the above arrangements, the problem of thermal resistance can be avoided and upgraded overall heat dissipation efficiency can be achieved.

Abstract: A method of manufacture of a power assisted steering control valve; said control valve including a pinion shaft, an input shaft and a torsion bar; said method including the steps of: (f) receiving into clamping fixtures of an assembly machine a pre-assembled loose assembly of said pinion shaft, said input shaft and said torsion bar, (g) establishing and recording a predefined rotation clearance between a shoulder of said pinion shaft and an end of said input shaft, (h) rotating said input shaft in opposing directions between rotation limiting stops ?o as to establish a midpoint of rotation of said input shaft relative to said pinion shaft, (i) pressing a first end of said torsion bar into said input shaft to form a locked together assembly of said input shaft and said torsion bar, (J) axially advancing said assembly of said input shaft and said torsion bar into said pinion shaft so as to press a second end of said torsion bar into a locked together assembly with said pinion shaft.

Abstract: The invention provides a rolling forming method of wheel disc, which comprises the following steps: (1) Baiting a circular blank; (2) placing the circular blank in a cavity of a rolling explorator and adopting at least two rolling wheels symmetrically arranged along the circumferential direction of the rolling explorator to perform planar synchronous staggered rolling on the circular blank in the cavity of the rolling explorator; (3) performing trimming and sizing; and (4) stretch forming. The rolling forming method of wheel disc of this invention can precisely form various geometric sections with gradual deformation. The formed product has a uniform mass in the axial direction and the circumferential direction, and has a high dynamic balance precision. The invention can make the blank deform precisely, enhance the production efficiency, and reduce the cost, therefore the invention has good application and popularization prospect.

Abstract: A puncture needle capable of clear imaging even if an angle to the irradiation direction of a detection wave is small. According to one embodiment, a ultrasonic puncture needle that conducts puncturing while observing a puncturing condition by means of a ultrasonic image is formed with an edge at the tip end of a puncture needle body, and formed at a specified position of the puncture needle body with at least one corner cube mirror formed by a triangular pyramid recess. Since a ultrasonic wave oscillated from the ultrasonic probe is reflected off the corner cube mirror to be returned to the ultrasonic probe, the reflected wave progresses in the same direction as the incident direction of the ultrasonic wave to be positively returned to the probe even when an angle formed by the irradiation route of a ultrasonic wave and the axis of the puncture needle is small.

Abstract: The present disclosure is directed to embodiments of a utensil, such as a spoon, having an integrated heat transfer reservoir that can facilitate transfer of heat from or to an external environment, such as a liquid (e.g., soup, hot cocoa), to cool or warm the temperature of that external environment. The utensil can include a handle and a head. The head can be coupled to the handle. The head comprises a heat transfer reservoir. A top piece of the head and a bottom piece of the head can be configured to mate together to define a void within the head. The void has a volume and at least a portion of the volume of the void can be filled with a heat transfer material configured to absorb and store heat.

Abstract: A chainsaw (1) comprises an internal combustion engine (3) having a cylinder (4) with a piston (5) connected to a crankshaft (6). The piston (5) has an upper surface at a distance D from the central axis of the crankshaft (6) measured along the longitudinal axis defined by the cylinder (4), when the piston (5) is in its top dead centre. The chainsaw (1) is further provided with a front handle (7), which central axis is disposed at a distance B from the central axis of the crank shaft (6) along an axis substantially perpendicular to a horizontal plane (13), the horizontal plane (13) being defined as the plane on which the chainsaw (1) may rest in an upright position when not operated. The chainsaw (1) also includes a throttle lever (9), which rear end is disposed at a distance C from the central axis of the crankshaft (6) along an axis substantially parallel to the horizontal plane (13).

Abstract: A rotary position transducer assembly for a rotary connection on a work machine, between a first rotary element and a second rotary element, includes a rotary position transducer and a roll-off element coupled to the rotary position transducer, configured to roll off on the circumferential area on the first rotary element. The rotary position transducer detects a rotational movement about a first rotational axis of the roll-off element. The rotary position transducer assembly further includes a bearing securing the roll-off element to the second rotary element such that the roll-off element can be translationally adjusted to vary a distance between the roll-off element and the first rotary element.

Abstract: The present invention relates to an ophthalmic holding mechanism for holding an eyeglass frame. The holding mechanism includes a base, a clamping mechanism configured for releaseably securing a lens mount of an eyeglass frame, and an actuator operatively associated with the clamping mechanism for causing linear and rotational movement thereof. The clamping mechanism is moveably coupled to the base for linear and rotational movement about an axis of rotation relative to the base, wherein the clamping mechanism is rotatable about first and second spaced pivot points. The present invention also relates to a method of tracing a lens mount of an eyeglass frame.

Abstract: A lightweight wheel clamp assembly is provided for attaching to a vehicle wheel for performing a wheel alignment on the vehicle. The assembly comprises a first bracket for engaging the vehicle wheel; a second bracket for engaging the vehicle wheel; a handle rotatably mounted to the second bracket; and a rod having a threaded portion and an attachment portion near a first end of the rod. The first bracket is attachable to the attachment portion of the rod, and the handle is threaded to engage the threaded portion of the rod, such that when a user grasps and rotates the handle, a distance between the first and second brackets can be adjusted to rigidly attach the wheel clamp assembly to the vehicle wheel.

Abstract: A pipe alignment device and method is provided for locating and identifying the receiving end of pipe or conduit wherein the invention allows an individual to pinpoint the destination of any pipe or round chase from its origin. This process eliminates the need for multiple measurements to recreate the parameters of the origin at the destination.

Abstract: A detecting member 35 has three substantially rectangular plate-shaped detecting plates 51a, 51b, and 51c formed integrally therewith which are arranged to face an arc-shaped portion 33a of a following member 33. The detecting plates 51a, 51b, and 51c are, at one end, supported on a main portion 50, and are composed of base-end portions R1, with which, at their reverse side, a prop 60 makes contact, and swing portions R2, which are located on the tip-end side of the base-end portions R1 and with which protrusions 43a and 43b on the arc-shaped portion 33a make contact. The base-end portions R1 have a wider elastically deformable range than the swing portions R2.

Abstract: Embodiments presented herein describe an apparatus and method to control the conversion of carbonaceous materials, particularly biomass and those biomass resources, into a high performance solid fuel. This method, and the apparatus described as the means to accomplish this method, provides a process having a control system that enables the system to produce a fuel of uniform quality, even with a change in biomass supply.

Abstract: A water-containing solid fuel drying apparatus that can efficiently dry with low energy consumption by effectively utilizing sensible heat and latent heat of a heating medium for drying, etc. is provided.

Abstract: A show with a replaceable cushion and sole is provided. A user may change the cushioning and soles of a pair of shoes without buying an entirely new pair of shoes. A replaceable sole and cushion for a shoe is provided which may be easily attached and removed. It may also use a hook and loop fastening material (e.g. Velcro) and various tab connections for further securing the replaceable sole in place. When a user changes the sole, the user also changes the cushioning of the shoe that has worn out. The new, replaceable cushioning and sole preclude the user having to buy a new pair of shoes. Instead, the user only buys new replaceable cushioning and soles. They may also include a finger loop for easy removal and attachment.

Abstract: The present teachings provide orthotic inserts, methods of employing the same, and footwear comprising the same, for decreased forefoot loading. The insert can be configured to-fit in a footware such as a surgical boot or other footwear. The inserts are useful in any application in which decreased forefoot loading is desirable. The insert can be used as an adjunct in the healing of and pain relief from various medical conditions relating to the forefoot.

Abstract: A releasable fastening system for footwear features a plurality of fastening clips. Each fastening clip includes an elongate, longitudinally elastic strap and a pair of opposing hooks secured to respective ends of the strap. The opposing hooks of each slip releasably engage a respective pair of positionally corresponding eyelets on opposing flaps of the footwear. This secures the clip to the footwear to extend across the tongue. Each clip is releasably connected to an opposing pair of positionally corresponding eyelets and thereby secured to the footwear to pull the flaps together and tighten the footwear.

Abstract: A releasable fastening system for footwear features a plurality of fastening clips. Each fastening clip includes an elongate, longitudinally elastic strap and a pair of opposing hooks secured to respective ends of the strap. The opposing hooks of each slip releasably engage a respective pair of positionally corresponding eyelets on opposing flaps of the footwear. This secures the clip to the footwear to extend across the tongue. Each clip is releasably connected to an opposing pair of positionally corresponding eyelets and thereby secured to the footwear to pull the flaps together and tighten the footwear.

Abstract: Systems for securing shoes to the feet utilizing a one pull fit adjustment set of straps. The embodiments each utilize a number of straps, some fixed and some variable in length, positioned at select points across and around the top and sides of the shoe. At least one strap in the system provides an adjustable length whereby all straps may be drawn together to create a fit that tightens the shoe, preferably in both a horizontal and a vertical direction across the profile of the shoe. The systems use a variety of strong, but lightweight, nylon buckles, strips, anchor loops, and combinations thereof to permit the attachment and motion of the adjustment straps over the top and sides of the shoe. Three-point, as well as two-point attachment embodiments, most with a one pull adjustment are described. The systems are preferably on the medial side of the shoe.

Abstract: Various articles, such as footwear, apparel, athletic equipment, watchbands, and the like, and methods of forming those articles are presented. The articles are generally formed, in whole or in part, using rapid manufacturing techniques, such as laser sintering, stereolithography, solid deposition modeling, and the like. The use of rapid manufacturing allows for relatively economical and time efficient manufacture of customized articles. Portions of the articles may be manufactured using rapid manufacturing and those portions may be joined with portions formed using conventional, non-rapid manufacturing techniques. The methods may also include performing a scan of an appropriate body part of a user, such as a foot, in order to create a customized article of footwear for the user.

Abstract: A composite element includes a base or textile layer, a thermoplastic polymer material, a thread, and a cover layer. The base layer has a first surface and an opposite second surface. The polymer material is separate from the base layer, extends into the base layer, and is at least partially located at the first surface. The thread has a section lying adjacent to the first surface layer and substantially parallel to the first surface throughout a distance of at least five centimeters, and the thread is bonded to the base layer with the polymer material. The cover layer is located adjacent to the first surface and bonded to the base layer with the polymer material, and the section of the thread is located between the cover layer and the base layer.

Abstract: A main object of the present invention is to enable anyone to replace a worn out or damaged heel simply by pulling out the heel and inserting a new heel without using a separate adhesive or work piece and a fastening element during replacement of the heel. Another object of the present invention is to securely hold a replaced heel and restrict the heel in horizontal, vertical and back-and-forth directions while in use to prevent separation and disengagement, thereby improving usability. Still another object of the present invention is to reduce shoe repair costs once a heel of the shoe is replaced and resolve any inconvenience and trouble involved in requesting repair by a shoe repair expert, thereby motivating customers to purchase shoes, as well as to increase the life of those shoes, thereby improving the economic value and be environmentally friendly.

Abstract: Various articles, such as footwear, apparel, athletic equipment, watchbands, and the like, and methods of forming those articles are presented. The articles are generally formed, in whole or in part, using rapid manufacturing techniques, such as laser sintering, stereolithography, solid deposition modeling, and the like. The use of rapid manufacturing allows for relatively economical and time efficient manufacture of customized articles. The articles may include one or more reinforcements configured to provide added durability to various regions of the articles. In addition, the articles may be formed from two or more materials in a single rapid manufacturing process. The rapid manufacturing additive fabrication technique may also include using of varying intensities of the laser to fuse material to form the articles.

Abstract: Various articles, such as footwear, apparel, athletic equipment, watchbands, and the like, and methods of forming those articles are presented. The articles are generally formed, in whole or in part, using rapid manufacturing techniques, such as laser sintering, stereolithography, solid deposition modeling, and the like. The use of rapid manufacturing allows for relatively economical and time efficient manufacture of customized articles. The articles may include one or more reinforcements configured to provide added durability to various regions of the articles. In addition, the articles may be formed from two or more materials in a single rapid manufacturing process. The rapid manufacturing additive fabrication technique may also include using of varying intensities of the laser to fuse material to form the articles.

Abstract: A snowshoe with binding suspended by tension straps secured to a frame is assembled from a generally U-shaped nose, and an aft section which can be a midsection and a tail. In one embodiment the nose has sufficient strength to resist inward pulling under tension to suspend the binding resiliently, without significant strength contribution from aft portions of the frame. The aft portion of the snowshoe includes traction elements, i.e. rows of teeth, positioned to engage into snow and ice. An important aspect of the invention is that the nose and aft sections are non-integral and very dissimilar in cross section, in a suspended-binding snowshoe.

Abstract: An outer sole for a golf shoe includes a plurality of cleats distributed along a forefoot area and a heel area. The cleats are integrated with the outer sole and extend from a surface of the outer sole that faces away from the shoe. The plurality of cleats includes at least a larger sized set of cleats and a smaller sized set of cleats. Such outer sole for a golf shoe gives good traction on the golf course but is also useable as a casual shoe off the golf course.

Abstract: A ski boot accessory includes a multi-piece body adaptable to mate with the sole of a range of sizes of ski boots via an adjustment mechanism, wherein the bottom surface of the multi-piece body provides a walking surface including a first sloping surface located at a heel portion of the walking surface and a second sloping surface located at a toe portion of the walking surface.

Abstract: A structure of a high-heeled shoe of which the heel is designed to be not in a neither a tiny style nor a block style, but the structure has at least a surface which presents a particular shape, the particular shape can be selected at ones will from the groups including letters, numbers, helical shape or figures of some marks etc. The shape can allow designing in pursuance of requirement of customers (namely a mode of customized designing), therefore character of a user can be manifested, and a mark of a company can also be manifested.

Abstract: A snow removal system for artificial turf and other fragile surfaces is disclosed. The present invention comprises a tubular metallic pipe or sleeve of a length sufficient to cover the entire blade on a snowplow, having flared or curved-up end components, a channel in which the snowplow blade can be placed, and relatively large-surface-area “footies” to disperse the weight of the snowplow blade and system. The footies can have flared or curved-up edges so that they can glide over the artificial turf surface instead of digging in or otherwise damaging the surface. In other embodiments, the system is used without footies. A means of attaching the device to various snowplows is described as is a recommended method of using the system to remove snow from a surface. It is to be understood that the system can be used on other, relatively fragile surfaces in addition to artificial turf.

Abstract: A snow groomer has a first and second track; an internal combustion engine; a plurality of working devices; a user interface; a power transmission; a first computing block for determining a total power demand of the working devices; and a second computing block for determining a work point in a characteristic graph of the internal combustion engine as a function of total power demand and the fuel consumption of the internal combustion engine.

Abstract: A quick-attach mechanism is provided for attachment to the forward end of push tubes which are secured to an off-road vehicle to enable a plow blade or other implement to be quickly attached to the forward ends of the push tubes.

Abstract: Compact powered devices are provided. The powered devices include a substrate, a battery, an activation element and an output device in electrical or optical communication. The compact powered device can be a card that, when subjected to an outside influence or stimulus, displays a message or illumination. The illumination can be circumscribed within a graphical design of the card. The card can be a gift card, a loyalty card, a novelty card, a financial card, an identification card or a smart card. The output device can be a light guide film that distributes light from an illumination device such as an LED which, when activated, illuminates a side of the light guide film. The output device is configured to display a number, a graphic, a logo, or another pattern or message in response to the stimulus.

Abstract: A sand-flowing picture device includes a transparent, flat and sealed container, a fluid, first sand particulates with a specific gravity higher than the fluid and second sand particulates with a specific gravity lower than the fluid. The second sand particulates with a predetermined quantity fewer than the first sand particulates so as to provide slots which the first sand particulates can pass through gradually downwardly when the first sand particulates fall on and along a layer formed by the second sand particulates that rise upon inversion of the container in a vertical position. The container is substantially bubble-free. Therefore, the device can show a sand picture of dynamic variation and form a new and different decorative pattern.

Abstract: A photo album kit specifically tailored to assist friends and loved ones in helping those suffering from short-term memory loss. The device allows a friend or loved one to collect photographs, audio, scents and textures for review with the affected individual. The device includes an audio playback means, allowing specific audio to be played with a given picture or page. Further, the device includes a means for affixing scented fabrics and textures to allow the patient exposure to familiar smells and feelings in order to rekindle a memory. The kit may have pages specifically formatted for genealogy or bibliographies, to assist the patient's recollection of the names and relations of loved ones. The present invention also includes a method of using an album with photos, sounds and scents to facilitate the recovery of those with short-term memory loss.

Abstract: The invention relates to a device, in particular a garden device, having a band-shaped carrier that comprises an operating manual or other information that is provided as a multi-layer roll in the resting position. According to the invention, a hollow chamber is integrated in the device housing as a carrier support for the wound carrier and/or a self-winding film is used as a carrier.

Abstract: A portable message panel system is provided, comprising at least one message panel, wherein each panel includes a coilable frame member having a folded and an unfolded orientation. A fabric material covers selected portions of the frame member to form the panel, the fabric material held taut within the frame member when assuming the unfolded orientation of the frame member, so that the fabric material extends in a flat planar configuration when the frame member is in its unfolded orientation. A message is located on the fabric material and comprises one or more alphanumeric characters, symbols, or icons. Fasteners on each panel enable more complex, multi-panel messages to be formed as needed.

Abstract: A picture-exhibiting device with an audio system which can be used to demonstrate paintings or photos. The picture-exhibiting device with an audio system includes a frame, a picture fixed on the frame, an electret speaker positioned on the backside of the picture, a fixer disposed at a back side of the picture, a back frame fixed on the frame, a cover covering part of the back frame and the electret speaker, a post amplifier coupling the electret speaker, and an audio signal provider coupling the post amplifier.

Abstract: A device for modifying an existing high capacity magazine to reduce the friction between the bolt and the cartridges and assure more reliable feeding, by biasing the cartridge into the feed position in a manner independent of the magazine's primary spring pressure.

Abstract: An trigger assembly with an improved trigger fit adjustment apparatus located within a 1911 pistol fire control mechanism. The trigger assembly has a trigger bow and a trigger shoe. The trigger shoe is connected to a forward end of the trigger bow. The trigger shoe has a pair of substantially parallel sides, a lower end connecting each of the pair of substantially parallel sides, and a raised pad extending from a top surface. The raised pad has an upper end that is substantially parallel to the lower end. The upper end of the raised pad is vertically spaced from the top surface.

Abstract: The present invention relates to a trigger mechanism of a repeating rifle, comprising a sear nose (2) that pivots about an axis (9) and a bolt lock (5) which is dedicated to the sear nose (2) and which is connected to a trigger (3) that pivots about a trigger axis (21) and comprises a sear (15) that meshes with a counter-sear (16). To make it possible to change the trigger characteristics simply and easily, the counter-sear (16) is disposed on a stationary sear element (17) and the bolt lock (5) is disposed on the sear nose (2) so as to be pivotable about an axis of rotation (13).

Abstract: A handle assembly and combined interface system for use with a semi-automatic firearm to facilitate controlled bump firing methods. The handle assembly includes a finger rest for the user's trigger finger. The interface system is attached to a receiver of the firearm, and is slideably disposed in the handle assembly for reciprocation. In use, the user pushes a firing unit portion forward with an opposite hand so that its trigger collides with the user's finger, thus stimulating a round of ammunition. Recoil forces the firing unit rearwardly so that the trigger separates from the finger. The user then applies another forward activation force that urges the firing unit forwardly again to repeat the cycle for as long as the user chooses. A lock can be selectively engaged to restrict longitudinal movement of the firearm relative to the handle, thereby returning the firearm to normal semi-automatic functionality.

Abstract: The invention includes a secondary grip for a rifle or for another shoulder firearm, such as a muzzleloader. This secondary grip is permanently or temporarily attached or affixed to the firearm to improve stability or control when aiming the firearm. Some embodiments disclose a stacked back secondary grip that attaches in vertical alignment with the barrel. Alternate embodiments disclose a secondary grip at a 90 degree angle.

Abstract: A two piece upper receiver for a firearm including a first piece having a front end, a rear end, a top, and a bottom, the first piece constructed to operatively carry a bolt carrier and bolt, and to have a barrel coupled to the front end. The bottom is constructed to have a lower receiver coupled thereto. The first piece includes a backbone extending along the top between the front end and the rear end, the backbone having upwardly directed indexing surfaces. A second piece overlies the backbone and includes mating surfaces engaging the indexing surfaces, aligning the second piece with the first piece. A receiving structure is opposite the mating surfaces for receiving accessory devices mounted thereon. Fasteners fixedly attach the second piece to the first piece to form a complete upper receiver.

Abstract: A firearm with a barrel that uses an ammunition discharge chamber that includes improved throat located between the chamber's free bore and the rifle bore. The improved throat includes a relatively short, inward aligned first tapered step, an intermediate elongated cylindrical body, and a longer, inward aligned second tapered step. Formed on the inside surfaces of the first tapered step, the elongated body and the second tapered step are rifling grooves and lands that gradually their depths and heights from rear to front direction. The two tapered beveled steps are aligned inward between 1.0 to 1.5 degrees. Using a short first tapered step, an elongated cylindrical body with straight sidewalls, a longer second tapered step with continuous grooves and lands that begin gradually in depth and height from rear to front directions, chamber pressure is reduced thereby enabling more gun powder to be used and bullet misalignment in the rifle bore is reduced.

Abstract: A shroud is provided (10) for a firearm (50) having a longitudinal barrel (52). The shroud is configured to co-operate with formations (54) provided on the firearm barrel such as to provide axial alignment therebetween. The shroud further comprises means (11) for mounting one or more devices to the shroud. The alignment between the barrel and the shroud provides for alignment between the device(s) and the barrel. A firearm comprising such a shroud, and a method of configuring a firearm comprising the shroud are also provided.

Abstract: A firearm sight receives information regarding a factor, and then automatically adjusts the relative positions of a digital reticle and an image on a viewing section to compensate for the influence of the factor on a projectile trajectory. A different feature involves automatically adjusting a characteristic of the reticle based on the image. Another feature involves automatically adjusting the digital image to distinguish a portion thereof aligned with the reticle from an adjacent portion thereof. Yet another feature involves causing the firearm sight to generate an audible sound. Still another feature involves presenting information on the viewing section which represents the position of the firearm sight on the surface of the earth.

Abstract: A rifle boresighter having a front adapted to face a rifle user after the boresighter has been attached to a rifle and a rear adapted to face away from the user after the boresighter has been attached to a rifle. The boresighter includes a post defining a receptacle that retains a magnet and a tubular housing having a front and a rear coincident to the front and rear of the boresighter and being supported by the post. A collimating lens is supported at the front of the tubular housing, a reticle supported in the tubular housing and a light window in the rear of the tubular housing. Also, the tubular housing is supported by the post approximately midway between it front and its rear, thereby providing a balanced load to the magnet.