Abstract: A neck massaging device includes an elastic arm, a handle, a connecting member, an electrode assembly, and an electric pulse generating device. The handle includes a first outer shell and a first inner shell. The first outer shell includes a connecting end and a free end opposite to the connecting end, and the first inner shell is buckled with the first outer shell. The connecting member is for connecting the handle to the elastic arm. The connecting member is connected to the connecting end of the handle and buckled with the first inner shell. The electric pulse generating device is electrically connected with the electrode assembly. The free end of the handle may swing with the connecting member as a pivot under an action of external force to drive the first inner shell to be separated from the connecting member.

Abstract: A board coupling structure with a first board and a second board. The first board and the second board are respectively formed with strip-shaped ribs and strip-shaped grooves that can be interlocked with each other. The first board and the second board can only move relative to each other in the inserting direction. The strip-shaped rib can comprise a longitudinally extending arm and an inclined or a curved arm. In particular, the strip-shaped rib can increase the contact surface of the strip-shaped rib and the strip-shaped groove.

Abstract: A connection assembly for prefabricated components provided herein includes two C-shaped groove members and an H-shaped connection member. The C-shaped groove members are each provided with a component connecting part for fixedly connecting with a component, the H-shaped connection member includes a middle web and two side flanges, notches of the C-shaped groove members are in clearance fit with the web, and the side flanges are in stop fit with inverted edges of the C-shaped groove members when the H-shaped connection member is inserted between the C-shaped groove members. The C-shaped groove members and/or the H-shaped connection member are each provided with wedge members, and the wedge members have wedge surfaces for guiding the two C-shaped groove members to be fastened oppositely.

Abstract: A stabilizing device (1) for a telescopic handle (2) having at least an outer handle element (4) and an inner handle element (5) having a device body (6) extending along a longitudinal direction (L) of the stabilizing device (1), an opening (7), and at least an inner stabilizing element (8, 8?) and an outer stabilizing element (9, 9?). The inner stabilizing element (8, 8?) and the outer stabilizing element (9, 9?) are configured such that, in an installed position, wherein the inner handle element (5) is at least partially inserted into the stabilizing device (1) and the stabilizing device (1) is at least partially inserted into the outer handle element (4), the inner stabilizing element (8, 8?) acts on the inner handle element (5) and the outer stabilizing element (9, 9?) acts on the outer handle element (4).

Abstract: The present invention relates to a device for connecting and separating masonry units, preferably bricks, which comprises a tubular body that fits the tubular shape of holes in the bricks. The device for connecting and separating comprises a portion that has a straight cross-section larger than the cross-section of the tubular body and disposed approximately midway along the length of the connector device, for separating the bricks that said device connects. The device also comprises at least one depression or channel along the entire length of the tubular body, the depression or channel acting as a spring. The connector allows walls to be assembled using only bricks and connectors so as to apply mortar ex post.

Abstract: A locking dowel assembly for joining wooden objects without glue or screws includes a pair of cups. Each of the cups is inserted into a well in a respective pair of objects intended for joining together. A pair of inserts is provided and each of the inserts is positioned against each other such that the pair of inserts forms a cylinder. The cylinder is inserted into each of the cups for joining the objects together. A retainer is positioned between each of the inserts and the retainer has a plurality of teeth thereon. The teeth engage the cups when the insert is inserted into each of the cups thereby retaining the inserts in the cups.

Abstract: This invention is directed toward an adjustable window for a garage door panel, where the window has an interior frame and an exterior frame. Both the interior and exterior frame have straight members that are secured to each other through the parts of the garage door that surround the opening with screws and screw receptacles. Connecting the frame members are adjustable corner braces that come in a variety of designs, with some being invisible after installation and others forming a decorative “corner” to the window.

Abstract: A method of assembling mating components includes the steps of heating an inner surface of a first cavity of a first part to generate a first expansion, heating an outer surface of a component surrounding an outer periphery of the first part to generate a second expansion of the component that corresponds to the first expansion of the first part, inserting a second part into the first cavity while the first part is in an expanded condition, and cooling the first part to contract around the second part.

Abstract: Floor panels (1, 1?, 1?) are shown, which are provided with a mechanical locking system on long and short edges (5a, 5b, 4a, 4b) allowing installation with vertical folding and where the long edge (5a, 5b) locking system prevents separation of the short edges (4a, 4b) during the folding action.

Abstract: The invention relates to a connecting element for connecting two aligned C-shaped profile rails (12). The connecting in element (10) is in the form of a sheet metal profile the cross-section of which, adapted to the profile rails (12) to be connected, is such that said sheet-metal profile can be slid into said profile rails (12) from the fronts thereof in a captive manner. A handling tab (14) that is accessible after the connecting element has been slid into a profile rail (12) is moulded onto or mounted on said connecting element.

Abstract: A method of placing a dental implant analog in a physical model for use in creating a dental prosthesis is provided. The physical model, which is usually based on an impression of the patient's mouth or a scan of the patient's mouth, is prepared. The model is scanned. A three-dimensional computer model of the physical model is created and is used to develop the location of the dental implant. A robot then modifies the physical model to create an opening for the implant analog. The robot then places the implant analog within the opening at the location dictated by the three-dimensional computer model.

Abstract: A movable tarp enclosure system includes a tarp cover, support rails, a plurality of support bows connected to and supporting the tarp cover, and movable carriages connected to lower ends of said bows and which move along the support rails. Each of the support bows includes first and second main sections formed of rigid material and having hollow ends, and a corner member formed of rigid material which connects the first and second main sections together such that the main sections extend substantially perpendicular to each other. The corner member has end portions fitted into the hollow ends of the main sections, and the end portions each have an outer circumference with a size and shape that substantially corresponds to those of an inner circumference of the hollow ends of the main sections such that the end portions are stably connected within the hollow end portions by frictional engagement.

Abstract: An improved handrail splice for use in coupling cylindrical handrail components comprises a generally cylindrical splice having a scalloped outer surface defining a plurality of first and second grooves, with the first grooves being characterized as large grooves circumferentially spaced along the outer surface and a plurality of smaller second grooves disposed between the first grooves. The large grooves are sized to receive and maintain a quantity of adhesive therein to ensure a secure adhesive connection between exterior of the tubular splice and the interior handrail surface. The smaller second grooves receive a smaller quantity of adhesive and further function to anchor the splice relative to the hand rail sections by press-fit engagement. A longitudinal slit bounded by a pair of projecting tabs allows for the temporary reduction of the splice to facilitate inserted installation of the splice within a tubular hand rail component.

Abstract: A self-contained, port-closing trocar and method of use which may include an elongated body having a first end, a second end opposite the first end, and a side wall between the first end and the second end, the body further including at least two channels therein, each of the channels originating near the second end, running parallel to the elongated body, and curving towards and forming an opening in the side wall near the first end. The self-closing trocar may also include at least two needles, each disposed within one of the at least two channels, and a handle insertable into the second end of the elongated body, the handle having at least two needle drivers coupled thereto, each needle driver being insertable into one of the at least two channels and engagable with an end of a needle.

Abstract: A control instrument 100 for a guidewire comprising a first component moveable from a first position, in which the guidewire can move axially relative to the first component, to a second position in which the guidewire is fixed relative to the first component and a second, rotatable, component, wherein rotation of the second component causes the first component to move axially, only when the first component is in its second position, thereby moving the guidewire move axially.

Abstract: This invention relates to the field of an electromagnetic (EM) field absorbing composition, in particular, those capable of providing absorbance in the frequency of commercial radar. The composition finds particular use as a radar absorbing coating for wind turbines, in particular for use in onshore and offshore environments. There are further provided coated surfaces comprising the composition, methods of absorbing EM radiation, and methods of use of such a composition, such that a surface coated in the composition is capable of absorbing EM radiation. There is provided an electromagnetic radiation absorbing composition comprising elongate carbon elements with an average longest dimension in the range of 50 to 1 000 microns, with a thickness in the range of 1 to 15 microns and present in the range of from 0.5 to 20 volume % dried, in a non conductive binder.

Abstract: A rail for a cable tray having opposite longitudinal ends includes a generally vertical web having opposite upper and lower ends, an upper flange at the upper end of the web, and a lower flange at the lower end of the web. A splice plate retention groove outboard of the vertical web and generally adjacent at least one of the opposite longitudinal ends of the rail is configured to receive a splice plate therein to facilitate positioning of the splice plate on the rail.

Abstract: The present invention relates to construction assemblies or modules. There are attachment members that are connected by pressing an elastic protrusion head through an aperture and threading the protrusion head from one side of the aperture to the other. As the area of the aperture is smaller than area of front projection plane of the protrusion head, threading the protrusion head into the aperture requires the deformation of the protrusion head. After traversing the aperture, the protrusion head returns to its non-deformated shape, and the protrusion neck is settled within the aperture.

Abstract: A fastener is formed monolithically, or as a one-piece structure, for example 100% plastic. The fastener includes a body having first and second portions on respective sides of a positioning wall or stop means. A first portion includes a plurality of compressible retention surfaces separated from adjacent retention surfaces by a corresponding conical structure and a cylindrical surface on the body. A second portion includes a plurality of resiliently flexible tongues spaced apart from each other. The tongues may be positioned on opposite sides of the body from each other, and/or at different axial positions along the body.

Abstract: A system for securing one or more heating cables to a roof and having one or more apparatuses, each apparatus including a metal base panel and a continuous metal C-shaped channel integrally-formed with the base panel. The channel includes a pair of opposing continuous channel walls creating and surrounding a continuous cavity having a cross-sectional cavity shape substantially identical for at least a majority thereof to the cross-sectional shape of the cable. The channel walls are resiliently flexible to enable receipt of a continuous length of the heating cable within the cavity such that the heating cable is in snug continuous contact with the channel to enhance heat conductance from the heating cable to the base panel.

Abstract: Disclosed is a frame body for a bicycle which is able to provide higher strength and reduce the weight of the body frame in such a way to use a carbon material even when the outer diameters of a top tube and a bottom tube are thinner same as the thickness of the tubes forming a classical type body frame. In the body frame for a bicycle, at least one tube among the top tube, the bottom tube and the seat tube is made of a carbon material outer tube of a pipe shape the diameter of which is same from one end to the other end, and an inner tube made of a carbon material in a tubular shape and having a cross section area smaller than the cross section area of the outer tube is fixedly installed in the inside of a predetermined section of the outer tube.

Abstract: An LED lighting kit comprises an extrusion, an LED strip, a tapered wedge, and a mounting clip. The clip is sized and shaped to springably engage ledges in a first channel of the extrusion when the strip is mounted. In one aspect, two extrusions are butted end-to-end and are aligned by inserting the tapered wedge into the first channel of each extrusion prior to butting them together. The extrusion contains a second channel that houses the LED strip. A translucent diffuser is springably inserted into the second channel, thereby diffusing light that is emitted by the LED strip. End caps are inserted into the ends of the extrusion to complete the light kit. At least one of the end caps has a hole to admit electrical wires to power the LED strip.

Abstract: A drilling system for drilling vertical holes in a mine roof includes a chuck configured to be driven in rotation by a motorized drill head. The chuck is cylindrical has a bore having a first polygonal inside perimeter. A drill member has an elongated hollow body with a cross section defining a circular outside perimeter over most of its length and a constant, second polygonal inside perimeter along substantially the entire length of the drill member. The drill member has at least one end region having a first polygonal outside perimeter that is sized to fit into the first polygonal inside perimeter to rotationally engage the drill member with the chuck. Drill bits having a bit fixture having a cross section with a second polygonal outside perimeter are sized and configured to fit snugly inside the second polygonal inside perimeter to be mounted to the drill member opposite the chuck.

Abstract: An article of furniture having a first furniture element connectable to a second furniture element. The first furniture element has a key that includes a groove portion adjacent a tab that extend above a surface of the first furniture element. The second furniture element defines a key hole wherein the key hole defines a groove slot portion configured to receive the groove portion of the key and a tab slot portion configured to press against the tab of the key to retain the first furniture element with the second furniture element. The tab slot portion includes a dowel seat sized to receive the tab of the key in a final assembled form of the first and the second furniture elements. Optionally the tab slot portion includes an end portion for receipt of dust and debris in the key hole.

Abstract: A portable support for supporting equipment above a surface having an opening to a subsurface space. The support includes a head, an elevator on the head, and legs connected to the head for supporting the head above the surface. Each of the legs has a foot for engaging the surface when supporting the head above the surface. The support also includes an elongate rod vertically mounted on the elevator for movement between a raised position, in which an upper end of the rod extends above the head, and a lowered position, in which a lower end of the rod extends below the feet of the legs to extend into the subsurface space. The support includes an instrument platform positionable on the lower end of the rod when in the lowered position to support the equipment in the subsurface space when the rod is in the lowered position.

Abstract: A coupler pin couples an output sleeve of rotary unit to an input member of a rotary sensor with interference fits. The coupler pin has a first part and a second part. A key groove is formed in an inner surface of a coupling bore in the output sleeve. The first part is received by the coupling bore, and the first part has a key member which is received by the key groove. The second part has a key slot formed therein. The input member has a key. The key has a slip fit with a first part of the key slot and has an interference fit with a second part of the key slot. The key projects inwardly from a wall of a coupling bore in the input member. The second part is divided into a plurality of sections by axially extending cross-cuts.

Abstract: A spacer plate (3, 6, 7) for interconnecting support profiles (1, 5, 8, 9) of a display support structure (23) is described, including at least one alignment opening (11) for receiving an alignment stud (2) for aligning a first profile (1, 8) with respect to a second profile (5, 9) via the spacer plate (6), and at least one connector opening (13) for receiving a connector bar (4) for connecting the first profile (1, 8) to the second profile (5, 9) via the spacer plate (6), wherein the connector opening (13) is connected to the alignment opening (11) such that the relative position of the alignment stud (2) inside the alignment opening (11) is adjustable by the position of the connector bar (4) inside the connector opening (13). This allows to easily put the alignment stud (2) into the alignment opening (11) of the spacer plate (3, 6, 7) or vice versa and to eliminate all free play between the alignment stud (11) and the spacer plate (3, 6, 7) at the same time.

Abstract: A connector hub assembly usable as a standalone module or as a component in a work space system. The connector hub assembly optionally includes features for connecting one or more arms of a support frame for supporting a modular workspace system including desk space, cabinet space, view screens, electronic equipment, and/or other workspace system components.

Abstract: The invention relates to a panel designed for mechanical connection with at least one further, identical panel by means of pivoting, with a tongue and groove profile (6, 8) for fastening the panels (2, 4) at the same height with respect to one another, comprising a groove profile (6) with a short groove cheek (14), a groove bottom (16) and a long groove cheek (18) on at least one side of the panel and a tongue profile (8) corresponding to the groove profile (6) on at least one side of the panel, wherein the long groove cheek (18) has a greater thickness (M) at its free end (20) than in the region under the free end of the short groove cheek (14), and wherein in the assembled state the tongue and groove each have upper bearing faces (24a, 24b), which are inclined with respect to the surface (10) of the panel (2, 4), and lower bearing faces (26a, 26b) which are rounded, and with locking means (28a, 28b) for fastening the panels (2, 4) in the same plane with respect to one another, comprising a locking face (28b

Abstract: A force introduction fitting for lightweight constructional components comprises at least one radial force introduction surface, at least one axial force introduction surface, and at least one receiving means for holding the force introduction fitting and for introducing loads into the force introduction fitting. The radial force introduction surface and the axial force introduction surface enclose a hollow space. The radial force introduction surface and the axial force introduction surface form a single-piece component. Such a force introduction fitting can be produced with the use of a selective laser melting method. The force introduction fitting can thus be adjusted in a particularly flexible manner to the load conditions, comprises particularly advantageous materials characteristics and features a lightweight construction.

Abstract: Trench drains are hollow or grid-like bodies which can be installed in the ground and are intended to receive precipitated surface water and slowly dissipate it into the ground or to store the water. These hollow or grid-like bodies are constructed from individual drainage bodies which must be firmly connected together. Drainage body connecting elements are proposed for connecting drainage bodies, which comprise two pegs which are connected via a web can each be inserted in a receiving orifice of a drainage body so the two drainage bodies can be connected together via the web.

Abstract: A stacking ring for a chair base may be disposable between a first and second chair base such that the stacking ring generally prevents lateral movement of the first chair base relative to the second chair base. The stacking ring may be integrally formed to the chair base, or separate and disposable between at least two chair bases. The stacking ring may substantially prevent rotation of a first chair base relative to a second chair base.

Abstract: The invention relates to a furniture unit (1) having a box-shaped frame structure (2) delimited by two side panels (4), wherein one side panel (4) comprises at least two functional sections (5, 6), on which hardware sections (7) are arranged in order to mount furniture components (8) and in particular bottom parts thereon. One of the two functional sections (5, 6) serves as the front functional section and the other one as the rear functional section. The hardware section (7) extends between the front functional section (5) and the rear functional section (6) and is supported by both functional sections (5, 6). A first peg (9) extends from one of the two functional sections (5, 6) to a first slot (11) of the hardware section. A second peg (10) vertically offset thereto extends from one of the two functional sections (5, 6) to a second slot (12) of the hardware section (7) in order to support the hardware section (7).

Abstract: Building or structural panels may be joined, such as to form walls or floors. The panels may be connected in various orientations via one or more connectors. The connectors may mount to anchors associated with the panels. The panels may have outer skins located over an expanded core comprising a matrix of supporting elongate members and voids or openings, with the anchors located at edges of the panels.

Abstract: A feather imping pin with roughened surface is described that attaches a donor feather to a receiving feather. The feather imping pin is inserted into a receiving feather shaft of the receiving feather. Feather imping is performed using the feather imping pin that connects the donor feather and the receiving feather. The feather imping pin fits inside both the receiving feather shaft of the receiving feather and a donor feather shaft of the donor feather.

Abstract: A hand rail to post connector assembly for use with a modular ramp. The assembly includes a post cap configured for mounting to a post, a saddle that is received by a slot in the post cap, and a rail insert that is secured to the saddle. The post cap includes a support surface configured to support a hand rail, and the post cap substantially constrains the saddle from moving vertically. The rail insert has a clamping surface that engages an inner surface of the hand rail for clamping the hand rail between it and the saddle.

Abstract: A variety of connectors can be used to connect cylindrical or other shaped tubes to one another. The connectors incorporate features that may facilitate connecting the tubes at a wide range of angles to form a variety of multi-dimensional shapes, while obviating the need to use tape or glue. Such features can potentially improve the aesthetics and simplify the assembly of objects produced using the connectors disclosed herein. Further, structures produced using the connectors disclosed herein can be disassembled, facilitating reuse of, e.g., the paper-based tubes of exhausted household products.

Abstract: Paper cylinders or tubes may be connected to one another using any of a variety of connectors disclosed herein. The connectors incorporate features that may facilitate connecting the paper cylinders or tubes at a wide range of angles to form a variety of two- and three-dimensional shapes, while obviating the need to use tape or glue, thereby potentially improving the aesthetics of objects produced using the connectors disclosed herein. Further, objects produced using the connectors disclosed herein can be disassembled, facilitating reuse of the paper cylinders or tubes.

Abstract: A power line spreading device used to separate the two conductor lines of a twisted pair conductor. The spreading device includes a substantially conical body and a handle. The body further includes a groove in an outer surface orientated in a conic spiral along a length of the body wherein the diameter of the conical body gradually increases from a first end to a second end. The spreading device is engaged with the two conductor lines proximate the first end, rotated about an axis of rotation whereby the groove acts to draw the two conductor lines from a first end toward a second end of the body. The gradual increase in diameter of the spreading device causes and maintains a desired spread distance between the two conductor lines of a twisted pair connector.

Abstract: An apparatus comprising an outer sleeve and an inner sleeve. The outer sleeve has a first channel with an inner wall with a first number of substantially planar surfaces. The inner sleeve has a second channel and an outer wall with a second number of substantially planar surfaces. The outer wall is configured to be received within the first channel. At least one of the second number of substantially planar surfaces on the outer wall of the inner sleeve is configured to slide against at least one of the first number of substantially planar surfaces.

Abstract: This disclosure provides spacers for smart windows. In one aspect, a window assembly includes a first substantially transparent substrate having an optically switchable device on a surface of the first substrate. The optically switchable device includes electrodes. A first electrode of the electrodes has a length about the length of a side of the optically switchable device. The window assembly further includes a second substantially transparent substrate a metal spacer between the first and the second substrates. The metal spacer has a substantially rectangular cross section, with one side of the metal spacer including a recess configured to accommodate the length of the first electrode such that there is no contact between the first electrode and the metal spacer. A primary seal material bonds the first substrate to the metal spacer and bonds the second substrate to the metal spacer.

Abstract: The invention relates to a connection for panel-type components using a lock which acts along adjacent lateral edges of the components and which can be brought into engagement by lowering a component relative to a component that has already been installed. A profiled slide is guided in a movable manner on one component, the profiled slide being bringable into locking engagement with a locking recess on the other component for the purpose of a vertical lock. The profiled slide has a locking projection with a first guiding surface which is positioned diagonally with respect to the installation plane and which comes into contact with a locking surface of the locking recess during the lowering process such that a force component that causes a movement from a release position into a locked position is applied to the profiled slide.

Abstract: Modular panels for forming a container have a plurality of securing receptacles on a first end of the panel and a plurality of securing receptacles on a second end of the panel. Each one of the securing receptacles on the first end of the panel is position at approximately the same height as a corresponding one of the securing receptacles on the second end of the panel. Each pair of corresponding securing receptacles is dimensioned to receive a securing bar therein that can be locked in place to hold adjacent panels in a secured position.

Abstract: The invention provides systems and methods for splicing solar panel racks. Solar panel racks may include one, two, or more solar rack sections that may be connected to one another with an internal splice. The internal splice may internally support the adjoining solar racks. The solar rack may be secured to a support surface using one or more feet. The solar panel racks may be configured to support the weight of one or more solar modules. One or more solar module securing component may be used to secure the solar modules to a solar rack surface.

Abstract: A tire insert attachment apparatus includes a pin attached to a first part of the insert and extending into a second part of the insert to engage an actuator that draws the bolt into the second part. The actuator includes a tool engagement head that transmits rotational motion of a tool to a translator via a converter, the converter transforming the rotational motion of the head into linear motion imparted on the translator. The translator can be a rack and pinion setup or can be a thread arrangement. Preferably, the head rotates a worm, which rotates a pinion that has threads formed on an inner surface and engaging mating threads on the pin, the pin taking the form of a bolt, such as an eyebolt.

Abstract: A shaft coupling apparatus includes a cylindrically-shaped hole provided on a leading end surface of a shaft, the hole having a central axis that is different from a rotational central axis of the shaft, and a cylindrically-shaped hole is provided on a leading end surface of a shaft, the hole having a central axis that is different from a rotational central axis of the shaft. The shafts are coupled by pressure fitting a cross-sectionally circular pin in the hole and by loosely fitting the pin in the hole, the pin corresponding to an inner diameter of the hole and the hole.

Abstract: A joint for coupling glass elements having fittings embedded within the glass elements is provided. For example, such a joint may include a first fitting embedded in an edge face of a first glass panel, where the first fitting includes a first attachment feature, a second fitting embedded in an edge face of a second glass panel, where the second fitting is coupled to the first fitting and includes a second attachment feature, and a mechanical fastener coupling the first fitting to the second fitting by the first attachment feature and the second attachment feature.

Abstract: A system for supporting a display arrangement from an overhead support, comprising: an elongated support rail having an elongated open upper channel for receipt of an overhead support member; an elongated lower channel for receipt of a lower display support member; and an elongated middle channel disposed between the upper channel and the lower channel for aligned, guided and captured receipt of an elongated connector member to permit the connection to an adjacent elongated support rail or track.

Abstract: This invention concerns a partially discontinuous inner sleeve for use in a rigid flange coupling. The partially discontinuous sleeve has an internal cylindrical passage for, in use, receiving an end of a shaft. The partially discontinuous sleeve further has at least two partial discontinuities along the length of the sleeve in the form of two discrete axial slits in the sleeve. These slits are displaced from each other to form a connecting formation between them. The invention further concerns an internal connection assembly including the partially discontinuous in the sleeve, and a rigid flange coupling including such internal connection assembly.

Abstract: A power line spreading device used to separate the two conductor lines of a twisted pair conductor. The spreading device includes a substantially conical body and a handle. The body further includes a groove in an outer surface orientated in a conic spiral along a length of the body wherein the diameter of the conical body gradually increases from a first end to a second end. The spreading device is engaged with the two conductor lines proximate the first end, rotated about an axis of rotation whereby the groove acts to draw the two conductor lines from a first end toward a second end of the body. The gradual increase in diameter of the spreading device causes and maintains a desired spread distance between the two conductor lines of a twisted pair connector.