Abstract: Safety apparatuses for objects having a nut are disclosed. Contemplated apparatuses comprise a nut cap and a nut rotation indicator that can readily be observed by an operator. A retention wall can also be included to operate in conjunction with an additional component to block a rotation of a nut. Apparatuses are preferably configured to remain stable in harsher environments.

Abstract: A functional element in the form of a press-in element for attachment to a sheet metal part is disclosed which has a head part and a shaft part, the head part has a ring-like sheet metal contact surface within which is a ring-like axial recess which surrounds the shaft part at the transition of the head part into the shaft part. The shaft part has a plurality of peripherally distributed radial recesses extending in the axial direction between which are axially extending and radially projecting noses having raised material portions which form undercuts with the head part in the region of the ring-like recess, the undercuts being present at the positions of the radial recesses at their axial ends adjacent to the head part. Radially extending ribs providing security against rotation, or other anti-rotation security features, are provided in the base region of the ring-like recess.

Abstract: A screw having a polygonal cross section exhibits a threaded section and a forming section adjoining the threaded section and extending as far as a front rounded end of the screw and, if necessary, being free of threads. The lateral line of the forming section, if necessary free of threads, runs smoothly and without interruption from the threaded section as far as the tip at a constant curvature. The screw serves for the attachment of an element to a sheet metal component, whereby said screw engages in an existing hole in the sheet metal component and forms the thread itself. Said screw is thereby also capable of enlarging the hole and forming a raised rim hole.

Abstract: A hinge includes a rotating member and a sleeve member. The rotating member includes a rotating shaft and a mounting portion connected to the rotating shaft. The mounting portion includes a first mounting portion. The first mounting portion includes a first mounting piece used to secure to an enclosure and a second mounting piece connected to the first mounting piece. The sleeve member includes a main body and a positioning portion extending from the main body. The rotating shaft is received in the sleeve member, and the second mounting piece is secured to the positioning portion.

Abstract: A display device is disclosed. The display device includes a hinge module comprising a pair of hinge shafts arranged side by side, a pair of hinge brackets having one ends coupled to the hinge shafts, respectively, and the other ends in which slide slots are formed, a pair of slide brackets coupled to the slide slots, the slide brackets which are horizontally movable along the slide slots, and a pair of bodies coupled to the slide brackets, respectively, such that the display device may be foldable 0˜180 degrees to be folded and unfolded like a book.

Abstract: To provide a slide hinge which can be easily attached to a door or a cabinet main body of honeycomb cardboard, on which attaching screws do not work well, and which is further devised to eliminate a risk of escape from the door after the fixation, fittings enabling a coupling case to be attached to the door even without attaching screws or nails are provided; furthermore, each of the fittings comprises an attaching case part integrally connected to each side portion of the coupling case, and an fitting for each attaching case part; then, this fitting comprises a locking plate housed into the attaching case part and a diameter expanding means pushing out craw portions of the locking plate; the diameter expanding means further comprises an operating plate with pressurizing portions protruding on an outer circumference and a cap locked by a locking plate on each attaching case part.

Abstract: A press-in fastener adapted to join a first component to a second component. The fastener includes a proximal head and a distal base clip portion below the head. The base clip portion includes an axially displaceable post structure and a pair of opposing wings extending in upwardly angled relation away from the travel path defined by the post structure. Collapsible legs engage the wings in operative connection to the post structure. As the fastener is pressed inwardly, upon encountering resistance from the second component, the legs collapse in folded relation as the post structure travels axially between the wings.

Abstract: A blind nut mountable in mounted members such as panels of a wide range of thicknesses. The blind nut includes an internal threading portion, a hollow tube-shaped portion adjacent to the threading portion, and an open flange formed in the tube-shaped portion on the end opposite the internal threading. The internal threading portion and the tube-shaped portion are inserted into a mounting hole in a mounted member, and a section of the tube-shaped portion is plastically deformed to enlarge the diameter in order to grip the mounted member between the deformed enlarged-diameter portion and the flange, and mount the blind nut in the mounted member. The tube-shaped portion has a tapered portion adjacent to the internal threading portion, and a cylindrical straight portion adjacent to the flange. The tapered portion and the straight portion are plastically deformed to widen their diameter and mount the blind nut on the mounted member.

Abstract: A locking structure of a screw-fastening block includes: a screw-fastening block made by providing a screw member for screwing and connecting a bus bar, a terminal, or the like on an upper portion of a screw-fastening block main body; and an electrically connecting block main body having a receiver into which the screw-fastening block is inserted upward side and in which the screw-fastening block is received. Locking portions are provided on both sidewalls of the receiver, and a bottom surface of the screw-fastening block main body is a lock-receiving portion to be engaged with the locking portion. The locking portions are locking arms projected obliquely upward from the both sidewalls, and a tip end of the locking arm is provided with a locking surface for supporting the bottom surface of the screw-fastening block main body, and a projecting piece for supporting a side surface of the screw-fastening block main body.

Abstract: A moldable wire thread insert 1 for reinforcing a screw-in opening of a component has the following characteristics: a cylindrical spiral 20 made of a helically, wound wire 10, the neighboring coils 30 of which are arranged such that a closed cylindrical spiral wall 22, 24 is present, while at least one end of the cylindrical spirals 20 has a fastening flange 40, which extends radially outwards over the cylindrical spiral wall 22, 24 and with which the wire thread insert 1 is anchorable in the component and/or one end of the cylindrical spiral 20 is designed in a planar manner in order to form an even axial front surface of the cylindrical spiral 20.

Abstract: A pierce nut (1) for attachment to a plastically deformable metal sheet (4) has an abutment surface (14) adapted to abut against the metal sheet (4), an undercut pilot (11) protruding relatively to the abutment surface (14), and a countersunk groove (16a, 16b) which is formed in the abutment surface (14) and at least partly surrounds the pilot (11). The groove (16a, 16b) is without active undercuts facing the pilot (11). The groove comprises an inner groove (16a) and an outer groove (16b) and a ridge (17) located therebetween.

Abstract: A planetary type dual-shaft hinge includes a female shaft member, a male shaft set rotatably inserted through the female shaft member, and a transmission mechanism including a first transmission member and a second transmission member respectively affixed to the first shaft and the second shaft, and a link coupled between the first transmission member and the second transmission member. The two pivoting points between the link and the first and second transmission members are respectively deviated from the two connection points between the first and second transmission member and the first and second shaft, so that when the hinge is used in a flip-up electronic apparatus and the cover member of the electronic apparatus is opened from the base member thereof, the first shank can be turned about the second shaft, smoothening the relative movement between the cover member and the base member.

Abstract: An assembly includes a support fastened to a structure by a fastening element extending along a fastening axis. and includes a bore for the passage of the fastening element. The fastening element includes a surface for driving in rotation. The assembly includes a device for locking the fastening element in rotation including a moveable end resting against the surface for driving in rotation the fastening element. The locking device is configured so that, at rest, the moveable end enters into the volume normally occupied by the surface of the fastening element. The locking device is placed between the support and the fastening element so as to be deformed elastically by the surface when the fastening element is put in place in the bore of the support. The moveable end includes locking shapes capable of interacting with the external shapes of the driving surface to stop the fastening element from rotating.

Abstract: A washer assembly is configured to isolate a work-piece from a fastener and/or another structure. The washer assembly includes a rubber isolator having at least one protuberance configured to directly contact a surface of the work-piece, and a metal strengthening member permanently secured to the rubber isolator. The protuberance(s) is configured to be compressed during a normal operating condition. The metal strengthening member is configured to be compressed during a peak operating condition in which greater force is exerted into the washer assembly than during the normal operating condition.

Abstract: A self-sealing roofing nail for reducing or preventing roof leaks. The self-sealing roofing fastener includes a pointed fastener shaft and a fastener head. A small sleeve having a rupturing shell containing a volume of sealant is disposed over the fastener shaft and adjacent the fastener head. When the self-sealing roofing fastener is driven into a structure using a hammer or a nail gun, the shell ruptures and releases the sealant between the fastener head and a structure. The released sealant seals the puncture caused by driving the roofing fastener into the structure.

Abstract: An electronic device includes a first object and a hinge structure. The first object includes a rear plate, and a plurality of positioning posts is located on the rear plate. The hinge structure includes a first connecting member secured to the first object. The first connecting member includes an installation board, and a plurality of installation holes is defined in the installation board, corresponding to the plurality of positioning posts. Each of the plurality of positioning posts is received in each of the plurality of installation holes, so that the installation board directly abuts the rear plate to decrease the thickness of the first object.

Abstract: A fastener for securing workpieces is faster and easier to use than a conventional bolt or rivet, requires no tools to use, and is made from a material that does not rust, such as plastic. The fastener comprises a bottom plate with a ribbed shaft extending therefrom and inserted into a top plate with a throughhole adapted to accept the ribbed shaft. Workpieces intended for fastening are placed in between the two plates with the ribbed shaft inserted through them. Protruding from the interior of the throughhole of the top plate is at least one locking tab adapted to engage the ribs of the ribbed shaft to ensure securement.

Abstract: A screw comprising a drive part, a threaded part, and a retaining ring is disclosed herein. Each of the drive part and the threaded part comprises a plurality of interface surfaces that transmit torque from the drive part to the threaded part and prevent the parts from disengaging from one another during use. Each plurality of interface surfaces forms one or more geometric shapes that create additional friction between the drive and threaded parts, and may further include mating pins and holes to prevent the parts from detaching from one another. The retaining ring, which removably connects the screw to a wrench during assembly of the screw with a receptacle, is disposed within a cavity formed when the drive part is assembled with the threaded part.

Abstract: This disclosure relates to a frangible fastener configured such that a first end of the fastener separates from a second end of the fastener responsive to a breaking force. The fastener may comprise a head portion, a frangible portion, a tool engagement portion, a threaded portion, and/or other portions. The frangible portion may include a frangible body. The frangible body may form a plurality of through wall cuts. The frangible portion may be configured such that the breaking force is proportional to a quantity of through wall cuts, a cross sectional area of through wall cuts, and/or a shape of through wall cuts. The frangible portion may be configured such that the breaking force is proportional to a wall thickness of the frangible body. The location of the tool engagement portion may minimize and/or eliminate torsional loading of the frangible portion during tightening with a tightening tool.

Abstract: This invention relates to a self-locking screw (16; 116) in which the flanks (18; 118), which are loaded when the screw (16; 116) is screwed, are provided with an arched portion (20; 120).