Abstract: This disclosure relates to an adjustable hinge assembly for an automobile tailgate. The hinge assembly includes a first mounting plate configured for mounting to an automobile body, a first hinge member attached to the first mounting plate, a second mounting plate configured for mounting to a tailgate, and a second hinge member attached to the second mounting plate. The first and second hinge members are hingedly connected. Adjustment screws are positioned on the hinge assembly to adjust the position of the first hinge member on the first mounting plate in the x and y-directions. An adjustment screw is positioned on the hinge assembly to adjust the position of the second hinge member on the second mounting plate in the z-direction. This is accomplished with minimal effort and tooling.

Abstract: A furniture drive for moving a movably mounted furniture part relative to a furniture body includes a drive unit to be mounted on or in the furniture body, and at least one movably mounted actuating part for moving the movable furniture part. A mounting stop that can be applied to the furniture body is provided on the drive unit.

Abstract: A replacement door hinge that facilitates the repair of a damaged door slab is provided. The replacement hinge includes a jamb side that is essentially the same as a conventional hinge to allow traditional mounting into the recess provided in the jamb for hinges. The slab side of the hinge is formed by a pair of opposing hinge leaves that are received on opposing sides of the door slab and include inwardly facing spikes and at least one or more countersunk screw holes to allow fastening therethrough to use screws in combination with the spikes to firmly engage the door slab. The leaves include a ratcheting retention system that engage at the edge of the door slab to allow installation onto door slabs having varying thicknesses while holding the front a back leaves together to form one unit that wraps and reinforces the door slab.

Abstract: A hinge mechanism comprising first and second members rotatable relative to one another about a hinge axis from a first to a second position; and a biasing arrangement operative to adopt an active mode to bias the first and second members into at least one relative position and operative to adopt an inactive mode where the biasing arrangement does not provide bias to the first or second members to undergo relative rotation, wherein the biasing arrangement remains in the inactive mode on relative rotation of the first and second members through a first selected angular displacement between the first position and the second position, and is in the active mode on relative rotation of the first and second members through a second selected angular displacement between the first position and the second position.

Abstract: A mounting assembly for mounting a wall mounted air conditioner (AC) unit on a railway instrument house is provided. The mounting assembly may include a house wall including an outer metal shell layer, a middle insulation layer and an inner plywood layer. The mounting assembly may further include a threaded part coupled to the outer metal shell layer. The threaded part is configured to receive an AC mounting hardware of the wall mounted air conditioner (AC) unit to secure the wall mounted air conditioner (AC) unit to the house wall such that the threaded part enables the wall mounted air conditioner (AC) unit to be installed or removed from outside of the railway instrument house. The mounting assembly may further include an AC unit cage for protecting the wall mounted air conditioner (AC) unit. The AC unit cage has at least two side doors and a front door such that each side door of the at least two side doors is locked within the front door by corresponding bolts or a quick lock.

Abstract: An operating table device for securing an accessory to an operating table is disclosed. The operating table device has a first securing assembly configured to attach the operating table device to the operating table, and a second securing assembly configured to attach an elongated member of the accessory to the operating table device. The second securing assembly includes an aperture configured to receive the elongated member of the accessory. The second securing assembly includes a clamping assembly configured to clamp the elongated member of the accessory in the aperture. A cross section of the aperture has a polygonal shape, the polygonal shape being formed from at least two superimposed shapes, each of the at least two superimposed shapes having straight sides.

Abstract: A truck bed assembly that is fuel efficient, aesthetically pleasing and unique.

Abstract: A door hinge includes a connecting unit, a moving unit, a rotating unit and a resilient unit. The connecting unit includes a connecting member and a shaft seat that are connected to each other. The shaft seat has a connecting hole that has first and second sections. The rotating unit includes a camshaft that rotatably extends through the shaft seat, and that is connected to the moving unit. The resilient unit is disposed in the connecting hole of the shaft seat, and has a plurality of coils. A quantity of coils in the first section is less than a quantity of coils in the second section. The moving unit is pivotable to drive the camshaft to rotate against a resilient force of the coils of the resilient unit.

Abstract: A lock installation training aid. The training aid includes a door having a front surface, a rear surface and an edge having a top a bottom, a first side and a second side. A first cutout is formed at the edge. A first bracket is secured to the door adjacent to the first cutout. A first door insert is disposed within the first cutout and is secured to the first bracket by fasteners.

Abstract: A hinge having a first hinge part and a second hinge part. The second hinge part has a hinge pin to which the first hinge part is connected for movement relative to the second hinge part about a hinge axis between a closed position. An over-close mechanism is provided comprising a catch member on the second hinge part arranged to co-operate with the first hinge part to urge the first hinge part towards the closed position during closing movement of the first hinge part and to retain the first hinge part arrange to co-operate with the hinge pin to urge the first hinge part towards the closed position during closing movement. A soft-close mechanism is provided comprising a damper member on the first hinge part arranged to co-operate with the hinge pin to provide a braking force in the direction of closing.

Abstract: A strut channel clamp includes a block that can be positioned anywhere along the length of the strut channel. In embodiments, the stop can be repositioned to any of a plurality of locations along the channel. In certain embodiments, the stop and block can be placed on different surfaces of the strut channel. In some embodiments, a threaded shaft engaged with the block imparts force against the stop, and in some of these embodiments the shaft can be disengaged quickly from the block and repositioned longitudinally without rotation thereof. In various embodiments, the stop and/or block are constructed partly or entirely from common, off-the-shelf strut channel accessories. In embodiments, the block is rotatable.

Abstract: A hinge device includes a hinge and a clamping unit. The hinge includes a first leaf mounted on a first object, and a second leaf pivotably connected to the first leaf. The clamping unit includes bracing and pressure plates spaced apart from each other by a clamping space for accommodating a second object. The bracing plate is removably attached to the second leaf such that the second leaf can be shifted in two mounting positions, one where the bracing plate is removed from the second leaf and the second leaf is connected to the second object, and one where the bracing plate is attached to the second leaf and the second object is clamped by the bracing and pressure plates.

Abstract: Implementations of the present invention relate to systems, methods, and apparatus for connecting panels, wall modules, modular walls, partitions, and combinations thereof. Particularly, one or more implementations described herein may facilitate making quick and easy connections between panels, wall modules, modular walls, partitions, and combinations thereof. Furthermore, at least one implementation may allow an installer to interconnect panels, wall modules, modular walls, partitions, while providing a pleasing aesthetic in a final structure.

Abstract: A water closet comprising a toilet seat set with a lid element and a seat element, a toilet bowl, a douche device with a housing, wherein a mounting plate detachably mountable on the toilet bowl is provided, and in that either at least one fastening element, by which the housing of the douche device can be fastened to the mounting plate and to which the toilet seat set can be fastened, is provided, or at least one first and one second fastening element are provided, wherein the housing of the douche device can be fastened to the mounting plate by the first fastening element and the toilet seat set can be fastened to the mounting plate by the second fastening element.

Abstract: A system and method that uses hidden hinges and mounts an article of furniture (such as a bookcase) or a door into a doorframe surrounding an opening in a wall or a building. The system and method comprise a vertical frame structure having a plurality of vertical segments that can be attached and detached to adjust the height of the vertical frame. The vertical frame is attached to the doorframe using two hinge modules, one near the top of the doorframe and other near the bottom of the doorframe. Each hinge module comprises linkages that rotate the vertical frame and facilitate the rotation of the hidden hinge mechanisms, attached vertical frame, and furniture article (or door) about a pivot point in an arc that spans at least 90 degrees from a closed position to an open position.

Abstract: A corner fitting for disposing a door element on a center of rotation or an axis includes first and second fitting elements-, which, at least sectionwise, each include a locating portion for the abutment against the door element and are interconnectable while restraining the door element. A restraining area forms between the two fitting elements, into which the door element is insertable, and the fitting elements are formed such that a holding element is disposed between the two fitting elements. The holding element is displaceable in relation to the fitting elements and is at least partially rotatable about the center of rotation or the axis. The holding element is in operative connection with a connecting element, which serves for supporting the door element on the center of rotation or the axis.

Abstract: A door hinge including a fixed element coupled to a wall; and a movable element coupled to the door. The fixed and movable elements are rotatably coupled to rotate between open and closed positions about a first axis. One of the movable and fixed elements includes a hinge body; the other of the movable and fixed elements includes a pivot and cam means. The hinge body includes a working chamber defining a second axis, which includes follower means interacting with the cam means to slide between first and second end-stroke positions. The cam means includes a flat face parallel to the first axis. The follower means includes an elastic element and an interface element having a first end interacting with the elastic element and a second end including a planar operating surface to come in contact with the flat face of the cam means to remain in contact and parallel.

Abstract: A hydraulic hinge buffer assembly for a door has a fastening device, a buffering device and a clamping device. The fastening device has a holding mount and a pivot block. The buffering device is mounted in the fastening device and has a pivot pin and a piston element. The pivot pin has an abutting face and at least one holding hook. The piston element is mounted between the holding mount and the pivot pin and has a pushing piston. The pushing piston has a pressing face selectively abutting the abutting face and at least one engaging hook axially formed on and protruding from the pressing face and engaging with the at least one holding hook. The clamping device is connected to the buffering device to rotate relative to the fastening device and has two clamping panels.

Abstract: The present invention relates a hinge safety cover and, more particularly, a hinge safety cover in which a hinge installed between a door frame and a door of furniture or a sink, a cabinet, etc. used in a kitchen, is prevented from being exposed to the outside, thereby preventing clothes/bedclothes or a hanger being caught in the hinge so that the clothes/bedclothes are not damaged or the hinge is not broken, or preventing an accident which may cause a part of the body of a person, such as a finger, etc., to be trapped and injured.

Abstract: A construction clip includes a pair of generally identical clip members. Each clip member has a base portion and two converging opposing flanges extending from the base portion. The clip members are hinged together at their respective base portions. The converging opposing flanges of each clip member include a generally flat base flange and an opposing clip flange. The base flange presents a generally flat inside surface suitable for contacting a generally flat, thin piece of model construction media. The base flange further includes an opening. The clip flange has a curved distal end that preferably extends to the opening defined in the base flange and a distal edge that curves away from the generally flat inside surface of the base flange. The clip flange has a return flange that originates at a location toward the distal end of the clip flange and extends toward the base portion.

Abstract: A piston device for the controlled rotatable movement of a closing element anchored to a stationary support structure includes a tubular body removably insertable into at least one seat of a hinge device, an actuating head external to the tubular body, a plunger member slidably movable unitarily with the actuating head between a retracted end position and an extended end position, an elastic contrast member acting on the plunger member for the returning thereof from the retracted end position to the extended end position, and a working fluid acting on the plunger member to hydraulically counteract the action thereof. A hinge device, in which a piston device according to the invention is removably insertable.

Abstract: Briefly, the invention involves a hinge construction. The hinge construction includes a pair of contoured wing members connected at one end with a living hinge, each wing member including a portion of a hinge barrel. The wings are constructed to be folded around a hinge pin, forming the hinge barrel and positioning the wings in a generally parallel relationship with respect to each other. A portion of a wall or door jamb is positioned between the wings. Fasteners or the like are secured through the wings to fix the assembly, whereby the hinge pin is free to rotate within the barrel created by the folded wings.

Abstract: A quick assembly hinge for joining first and second panels. The hinge comprises a first wing portion securable to the first panel, a second wing portion securable to the second panel, a pin mounted to the first wing portion and a hook mounted to the second wing portion. The pin is generally parallel to the first panel when the first wing portion is secured thereto. When the second wing portion is secured to the second panel, the opening of the hook bowl is directed downwardly toward the bottom surface of the second panel. With the panels generally co-planar and their respective edges adjacent to one another the hook is receivable over at least a portion of the pin. As the first panel is rotated upwardly to form a generally a right angle with the second panel the pin is rotatable within the hook bowl preventing the lateral and vertical displacement of the panels.

Abstract: Hinge for a panel door, in particular a glass door, for sealing a space, such as for example a cooling cupboard, wherein the hinge (1) includes a sill/lintel-attachment part (2), two mutually connectable clamping parts (3, 4) for clamping a panel (21) in between them along an edge of the panel (21), a pivot pin (6) which connects, on one side, to the sill/lintel-attachment part (2) and, on the other side, to the clamping parts (3, 4) in such a manner that they can pivot with respect to one another, and tensioning parts (7, 8, 9) which force the sill/lintel-attachment part (2) into a neutral position with respect to the clamping parts (3, 4), wherein, in the neutral position, a mirror plane (Ls) of the clamping parts (3, 4) and a longitudinal axis (Lo) of the sill/lintel-attachment part (2) are at an angle of 5-15 degrees.

Abstract: Provided is a slim-type cradling apparatus for a portable terminal. The disclosed cradling apparatus includes a cradling body and a retaining device interworking with rotation of the cradling body to support a closed state and a rotated state of the cradling body.

Abstract: The invention is a hinge having a first joint part a second joint part and at least one articulated axle element. A locking device selectively locks the first joint part relative to the second joint part. A basic element is arranged at the first joint part. A holding device, having at least one articulated axle seat, is arranged at the second joint part. The articulated axle element is arranged at the articulated axle seat, and is arranged at the basic element. The locking device has at least one first clamping plane arranged at the articulated axle element, and a first clamping element arranged at the holding device. The first clamping element comprises a second clamping plane. The first clamping plane is located at the second clamping plane to lock the first joint part in relation to the second joint part.

Abstract: A hydraulic hinge for a glass door has a fixing plate, a base, a pivot, a buffer module, and a clamping module. The base is combined with the fixing plate and has an oil passage. The oil passage is formed in the base. The pivot is rotatably mounted in the base and has an adjusting space communicating with the oil passage. The oil passage and the adjusting space are filled with oil. The buffer module is mounted in the base and has a sliding tube abutting the pivot. The clamping module is pivotally mounted on the pivot and can clamp a glass door. The glass door can be pivoted relative to the base. With the buffer module and the oil in the oil passage, the glass door can be closed in a smooth movement.

Abstract: A door closer for doors, particularly glass doors, which are supported by a stationary support structure and are movable between an open door position and a closed door position. The door closer comprises a box-shaped body and a pin reciprocally coupled to rotate around a first axis between the open door position and the closed door position. A closing mechanism causes the door to return automatically and a braking mechanism counteracts the action of the closing mechanism. First and second cam elements are unitary with the pin and interposed between a first and second plunger elements acting thereon.

Abstract: An expanding platform includes a main body, a moving element, a first elastic element and at least one operating element. The main body includes a stop portion. The moving element connects moveably to the main body and includes at least one fixed element. The at least one operating element connected movably to the moving element can move relative to the moving element, and each operating element includes a first operating portion and a second operating portion. The moving element is fixed at an initial position by the stop portion blocking the second operating portion. The first operating portion is pressed when inserting a portable electronic apparatus, and the second operating portion can be moved to escape from the stop portion. The moving element moves to a locking position by the first elastic element and locks the portable electronic apparatus by the at least one fixed element.

Abstract: The present invention is related to an auto-return apparatus of a glass door, comprising a clamping base, a damper and a misalignment adjuster. The clamping base is secured onto the glass door and comprises a securing axle. The securing axle comprises an eccentric cam and the damper is received within the clamping base and abuts the eccentric cam of the securing axle to provide resisting force for door opening and closing. The misalignment adjuster comprises a moving plate and a securing means. The moving plate comprises a long slot provided for the securing means to pass therethrough and a mounting slot provided for the securing axle to be connected thereto such that the moving plate moves together with the clamping base along the extending direction of the long slot and relative to the securing means in order to achieve the objective of adjusting misalignment of the glass door.

Abstract: A hinge strip for double-action glass doors, with a fixed hinge portion, a door hinge portion pivotable about the fixed hinge portion, a pivoting axis penetrating the fixed hinge portion and the door hinge portion, a cam with at least one depression disposed at the axis, and a force-loaded roller that cooperates with the cam. To achieve a precise adjustment of the zero position of the door, the roller is disposed to be adjustable orthogonally with regard to the longitudinal axis of the hinge strip.

Abstract: A damped spring hinge is disclosed, which includes a shaft seat, a shaft, a sleeve, a sliding member, an elastic unit, a non-return valve, a throttle valve. The shaft seat has a seat body, wherein a shaft hole and a receiving hole are formed in the seat body. The shaft can be rotatably disposed in the shaft hole. The sleeve is received in the receiving hole. The sliding member can be slidably disposed in the sleeve. An oil reservoir is formed by the sliding member and the sleeve. The elastic unit is disposed in between the sleeve and the sliding member. The non-return valve is disposed in the oil reservoir, and the throttle valve is disposed on the seat body. Thereby, a self-closing action for the door can be generated, along with the damping effect by the hydraulic oil. A control device of the damped spring hinge is also disclosed.

Abstract: A patch fitting with auto-return function for a glass door includes a clamping seat, a damper and a misalignment adjuster. The clamping seat is adapted for clamping and being mounted on the top edge of the glass door and comprises a shaft body and an eccentric cam connected with the shaft body. The damper is installed in the clamping seat and contacted with the eccentric cam. The misalignment adjuster comprises a mounting plate, a plurality of adjustment members and an adjustment plate. The mounting plate has a concave space and a plurality of adjustment holes communicated with the concave space. Each of the adjustment members is disposed in each of the adjustment holes. The adjustment plate is arranged in the concave space of the mounting plate, connected with the shaft body and stopped by at least one of the adjustment members.

Abstract: A merchandiser including a case defining a product display area for supporting and displaying food product. The case includes a case frame that has at least one mullion defining an opening into the product display area, a door that is positioned over the opening and pivotably coupled to the case frame for movement between a closed position and an open position, and a door hold open mechanism attached to either the mullion or the door. The other of the mullion and the door defines a channel, and the door hold open mechanism includes an engagement member that is outwardly biased from the mullion or the door to which the door hold open mechanism is attached such that the engagement member is engageable with the other of the mullion and the door within the channel to hold the door in the open position.

Abstract: A door closer for doors, particularly glass doors, which are supported by a stationary support structure (S) and are movable between an open door position and a closed door position. The door closer comprises a box-like body (10) and a pin (20) reciprocally rotatably coupled to rotate around a first axis (x) between the open door position and the closed door position. Closing means are provided (30) to automatically return the door, as well as a braking means (40) acting thereon to counteract their action. First and second cam elements (31, 41) unitary with the pin (20) and interposed between a first and second plunger elements (32, 42) are provided.

Abstract: A clamp for an elongated tube style white such as a versa tube. The clamp has one fixed side that holds the versa tube's mounting structure therein. The other side of the clamp is movable, and pivots between an open position and a closed position. In the closed position, the lamp is held into place, and in the open position the lamp can be removed. A single screw that holds the clamp into the open or closed position is knurled and hence the device can be removed without any tools. The two sides of the clamp occupy different longitudinal positions so that they can be placed directly next to each other, and one opened without moving or disturbing the other since the two sides are in different longitudinal positions.

Abstract: A photovoltaic panel clamp includes an upper and lower section. The interface between the assembled clamp halves and the module edge is filled by a flexible gasket material, such as EPDM rubber. The gasket preferably has small, finger like protrusions that allow for easy insertion onto the module edge while being reversed makes it more difficult to remove them from the module once installed. The clamp includes mounting posts or an integral axle to engage a bracket. The clamp also may include a locking tongue to secure the clamp to a bracket.

Abstract: A toilet featuring a lift and clean toilet seat hinge includes a toilet bowl, toilet seat, and the hinge includes a hinge base, a post, and a flap for closing the hinge base. The mounting post is provided with an expandable head and the flap includes a ring for expanding the head in order to releasably lock the mounting post to the toilet seat hinge base.

Abstract: A photovoltaic panel clamp includes an upper and lower section. The interface between the assembled clamp halves and the module edge is filled by a flexible gasket material, such as EPDM rubber. The gasket preferably has small, finger like protrusions that allow for easy insertion onto the module edge while being reversed makes it more difficult to remove them from the module once installed. The clamp includes mounting posts or an integral axle to engage a bracket. The clamp also may include a locking tongue to secure the clamp to a bracket.

Abstract: An adjustable hinge assembly for a glass door has a frame fastening device, a door clamping device and an adjustable device. The frame fastening device is mounted securely to a doorframe and has two pivot sections protruding from the frame fastening device. The door clamping device clamps a glass door. The adjustable device has two pins mounted between and respectively pressing against the pivot sections. Because two pins respectively press against the pivot sections, pressing forces provided by the pins are sufficient and the structure of the adjustable hinge assembly for a glass door is enhanced. Accordingly, to frequently adjust the position of the glass door relative to the doorframe is unnecessary.

Abstract: A spider hinge for a frameless glass door includes a base plate, a pivot block connected to the base plate, a swing base pivotally connected to the pivot block, and a positioning mechanism disposed between the pivot block and the swing base. The swing base has two legs slantwise extending therefrom. Each leg has a round frustum extending therefrom. The round frustum has a threaded hole define in one side thereof for assembling with a fastener. The glass door is secured by fastening the fastener and the round frustum. The positioning mechanism includes two springs and a positioning block connected to the two springs and biased by the springs. The pivot block has multiple cavities for selectively receiving the positioning block to achieve the purpose of positioning the swing base.

Abstract: The invention refers to improvements in or relating to a hinge profile (2) fixable in a supporting profile (1) intended to be used for a sheet unit e.g. in the form of a door, said supporting profile (1) is in the first place intended to be fastened to a wall or the like.

Abstract: A hinge for doors or windows may include two parts that are rotatable about a hinge axle. A catch device, arranged inside of the hinge, may have a catch element and a catch recess. The catch element may engage the catch recess in a catch position. Both the catch element and the catch recess may be arranged along the hinge axle.

Abstract: Shutter (or door) fitting for fastening a furniture shutter (or door) in a pivotable manner on a basic cabinet structure, having at least one actuating arm, which is provided for moving the furniture shutter, and having at least one shutter-mounted fitting part, which can be connected to the actuating arm, characterized in that the shutter-mounted fitting part has a rotation-prevention means for temporarily fixing the pivoting position of the at least one actuating arm, preferably in the fully open position thereof, wherein the rotation-prevention means, in a first operating position, arrests the at least one actuating arm in its pivoting position relative to the shutter-mounted fitting part and, in a second operating position, allows the actuating arm to pivot.

Abstract: The present invention is to provide a hinge suitable for a glass door, having a roller actuating by a spring member and cooperating with a cylindrical surface and slots on the cylindrical surface to hold the glass door in the opened and closed positions, and to make the fluent opening and closing movement of the glass door.

Abstract: A hinge structure (1) for self-closing doors or the like comprises a first stationary element (2) attachable to the frame (T) of a door (P), a first movable element (3) securable to the door (P) and pivotally mounted to the first stationary element (2) for rotating about a longitudinal axis (X) between an open door position and a closed door position. The structure (1) further comprises closing means (4) acting on the first movable element (3) for automatically returning the door (P) to the closed position during opening, hydraulic damping means (5) operating on the first movable element (3) to oppose and damp the movement produced by the closing means (4). The closing means (4) and the hydraulic damping means (5) are housed within a first operating chamber (6) locate internally of the first stationary element (2). An assembly incorporates such hinge structure.

Abstract: A hinge apparatus includes a first support member for attachment along a first surface of a vertical member such as a fence post. The first support member includes at least one flange angularly extending from the first support member for attachment along a second surface adjacent to the first surface of the vertical member. A hinge coupled to the first support member, and a second support member includes an extended element coupled to the hinge. The second support member attaches to a first surface of a swinging member, such as a fence gate, opposite the first support member. The second support member includes at least one flange angularly extending from the second support member for attachment along a second surface of the swinging member adjacent to the first surface of the swinging member.

Abstract: A hinge device includes a coupler having two substantially C-shaped outer clamp members which are interconnected back-to-back at a juncture and which respectively have open mouths opposite to the juncture, and two substantially cylindrical inner clamp members fitted rotatably and respectively in the outer clamp members. Each inner clamp member has a substantially cylindrical outer surface, and two clamping arms defining an axially extending clamping groove therebetween. The clamping groove has a groove opening alignable with the open mouth of one of the outer clamp members. A hoop assembly having two hoops interconnected hingedly by the hinge device is also disclosed.

Abstract: A folder type personal portable device comprises a main part including a first hinge case having a hollow shape formed at one side of a top; a folder part including a second hinge case having a hollow shape formed on an opposite side of the top to correspond to the first hinge case; a first hinge part including a clamp piece disposed inside the first hinge case and a first T-shaped clamp flange formed in a single body with the clamp piece and fixed to the main part in a single body; a second hinge part including a rotation boss disposed inside the second hinge case and a second T-shaped clamp flange formed in a single body with the rotation boss and fixed to the folder part in a single body; and a hinge connection axis having one end fixed to the clamp piece.

Abstract: A hinge assembly including first and second hinge portions that are pivotable relative to one another. A pivot pin has opposite ends and is rotatably mounted in one hinge portion. The pivot pin and the other hinge portion are configured to allow the ends of the pivot pin to be threadably fastened to the other hinge body.