Abstract: The invention relates to a protection dish (32) for a counterbore formed in an aircraft mechanical part, said protection dish (32) having an axial cross-section about an axis (A) having substantially the shape of a U, and comprising a substantially annular wall (34) of axis (A) and a substantially cylindrical rim (36) of axis (A) connected to an outer periphery of said substantially annular wall (34). The invention is characterised in that said dish (32) is configured to be deformed in response to an axial stress (F) of a determined intensity applied on the substantially annular wall (34) thereof from a first state, wherein the substantially cylindrical rim (36) has a first transverse dimension (E) relative to axis (A), to a second state, wherein the substantially annular wall (34) being deformed, the cylindrical rim (36) has a second transverse dimension (E?) relative to the axis (A) that is greater than the first transverse dimension (E) along a transverse direction (T) determined relative to axis (A).

Abstract: This invention relates to a pin comprising a head (22) and a threaded portion, an end of the head forming an end surface (32) on a first plane perpendicular to the main axis. The pin further comprises a handling component (30) which is an integral part of the head, a junction (50) between that head and the handling component comprising a breakneck groove (52) with a rotational shape. A section of the breakneck groove has an arc of circle portion (60), a center (68) of that circle primarily in the first plane, so that a plane containing the breakneck groove (52) surface clearly coincides with the first plane.

Abstract: A device for removably connecting a lining layer to an inner shock-absorbing portion of a helmet, mainly made of foam is disclosed. The device includes a first element constrainable to the lining layer and a second element constrainable to the inner shock-absorbing portion. The second element has a threaded portion that can be inserted by screwing it in the foam of the inner shock-absorbing portion. The device also includes means for the mechanical snap-fit coupling between the first and the second element.

Abstract: In one general aspect, the present disclosure provides a drainage system. The drainage system may include a container having an interior and a mouth, the mouth having an outer surface and an opening. A frangible seal may cover the opening. A cap may be secured to the mouth, and the cap may be in fluid communication with a drainage line. The cap may have an inner surface for engaging with the outer surface of the mouth. The drainage system may further include a retention ring with a collar having an inner surface configured to engage an outer surface of the cap, where the retention ring includes a bead for at least partially concentrating a restriction force provided by the retention ring on an adjacent area of the outer surface of the cap.

Abstract: A rivet nut fastener has a cylindrical nut having a length that extends from a proximal end having an outwardly extending flange, through a central portion, to a distal end; a bore that extends into the nut accessible through an opening at the proximal end to an internally threaded portion of the bore adjacent the distal end of the nut; and a spiral structure mounted on an exterior portion the distal end of the nut. The nut is shaped to be inserted through the aperture, along with the spiral structure, such that the central portion may be compressed so that the length of the nut is reduced, thereby compressing the spiral structure to form a support structure, such that the support structure and the flange together clamp the wall therebetween so that the rivet nut fastener is securely mounted on the wall.

Abstract: An imaging system for a motor vehicle, including a camera housing part (10) and at least one camera module (1) mounted at an attachment wall (12) of the camera housing part (10). The camera module (1) has a radially outwardly directed flange (5) with several radially outwardly directed protrusions (4), and a closed retainer ring (8). The protrusions (4) and/or the retainer ring (8) are elastically deformable, and the retainer ring (8) is attached by pushing it over the protrusions (4) under elastic deformation of the retainer ring (8) and/or the protrusions (4) to an attachment position. The camera module (1) is attached at the attachment wall (12) by clamping the attachment wall (12) between the retainer ring (8) and the flange (5) of the camera module (1).

Abstract: A mechanical spinning robot toy includes a top section and a bottom exposed outer gear section. The top section resembles a robot possibly including a head portion and a body portion which may be integral. Any of a variety of arm-like appendages extends outward from the body. The spinning drive mechanism is within the top section. The bottom section has teeth or cogs capable of meshing with another gear or a rack on any of a variety of accessories to move the robot along a track or to animate the accessories. A lower weighted convex surface portion in the bottom biases the robot upright and facilitates spinning of the robot upright. The top and bottom sections are frictionally fit together to rotate or spin together and to spin separately with respect to each when either the top or bottom sections are not allowed to spin.

Abstract: A locking member for a fastener, such as a nut or a collar, includes a shank portion and a flanged portion, a bore extending the shank portion and the flanged portion and including a first interior portion located within the shank portion and a containment cavity located within the flanged portion, and an inner wall defining the containment cavity. The containment cavity includes an inner diameter that is greater than an inner diameter of the first interior portion of the bore. The inner wall of the containment cavity includes one or a combination of flat/linear surfaces, concave surfaces, and convex surfaces.

Abstract: This invention relates to a bracket including a barrel with a screw-threaded recess, a disk-shaped cap and a fastener that is receivable in the recess. The fastener is configured to attached the cap to the barrel in a spaced apart arrangement, when the fastener is received in the recess. The barrel comprises a body of polymeric material, a metal bush embedded in the body and defining the screw threaded recess, and a metal sleeve that extends partially around the periphery of the body.

Abstract: A key includes an out of round cross section which rotates to expand a compression unit in a golf club shaft. The top of the key has an extension which moves in a slot within the compression unit to define the maximum active and inactive positions.

Abstract: An interchangeable golf grip is secured with a snap compression unit that enters into a golf club shaft.

Abstract: An exemplary fixing device includes an elastically deformable sleeve and a screw extendable through the sleeve. The sleeve includes a hollow column and multiple flanges extending outwardly from an outer circumferential face of the column. A plate assembly incorporating the fixing device is also provided.

Abstract: A first ceramic matrix composite structure having a first flange with a first aperture, and a second structure having a second flange with a second aperture are clamped together by a fastener and spring assembly. The second flange is in contact with the first flange and the apertures of the first and second flanges align with each other. A threaded fastener having a thermal expansion rate that is different than the thermal expansion rate of at least one of the first ceramic matrix composite structure and second structure extends through the aligned apertures. The fastener includes a bolt, a nut, and a spring assembly that maintains a constant clamping pressure irrespective of the thermal expansion differences between the bolt and the first ceramic matrix composite structure and second structure.

Abstract: A fastener having a shaft, a threaded portion, a positioning member and a rivet head. The shaft has a first diameter and extends from a first end to a second end. The threaded portion is positioned on the shaft. The positioning member is provided on the shaft proximate the second end. The rivet head extends from the second end of the shaft in a direction away from the first end, with the rivet head having a second diameter which is less than the first diameter of the shaft. The rivet head is configured to be deformed such that the deformed rivet head has a third diameter which is greater than the first diameter, thereby securing the fastener to a mating member which is positioned between the positioning member and the deformed rivet head.

Abstract: A riveting structure includes a first workpiece defining a first fixing hole, a second workpiece defining a second fixing hole, a first riveting member and a second riveting member. The first riveting member includes a first head portion and a first riveting portion, the first riveting member defines a riveting hole on the first riveting portion, the first riveting portion extends into the second fixing hole and the first fixing hole. The second riveting member includes a second head portion and a second riveting portion. The second riveting portion extends into the riveting hole of the first riveting member in an interference fit, such that the first workpiece and the second workpiece are fixed together, a receiving chamber is formed between the second head portion and the first riveting portion. The present invention further discloses a riveting method thereof.

Abstract: A swage collar including a shank having a first end, a second end opposite the first end, and an outside diameter, a flange extending circumferentially from the first end of the shank and having a outer diameter, and a scalloped shoulder formed at a location where the first end of the shank transitions to the flange. When the swage collar is swaged, the shoulder is deformed from an undeformed state to a deformed state such that the shoulder is blended with the outside diameter of the shank and the outer diameter of the flange. When the shoulder is in its deformed state, it includes multiple curved portions each having a radius of curvature that visually indicates all around the outside diameter of the collar a complete swage of the collar. Knurling located on the outside diameter of the shank and proximate to the second end is deformable and provides a visual indication of the application of an installation tool.

Abstract: A method and device for a captive fastener assembly comprising of a fastener including a head and a shaft, the shaft comprising of a threaded section and an unthreaded section being interposed between the head and the threaded section. A standoff accommodating the fastener permanently fastened to the first surface and enabling the fastener to have an angular and circular motion within the standoff and fastening the first surface with the other surface by placing the surfaces together so that the fastener is substantially aligned with the receiving nut on the other surface for coupling, wherein a marginal offset for the alignment of fastener with the female part of the other surface is allowed.

Abstract: Anchor fastening element for fastening an object to a wall having a drilled hole, which comprises a threaded bolt having a threaded portion at one end and an anchor portion at the other end and also having a shank portion in between. The threaded portion and the anchor portion have a low ductility and the shank portion has a higher ductility.

Abstract: A screw post is detachably screwed with a self-tapping screw. The screw post includes a post body and a rib structure. The post body has an approximately triangular hollow structure formed therein. The approximately triangular hollow structure has three arc-shaped sides. The rib structure protrudes from an outer surface of the post body corresponding to at least one of the three arc-shaped sides in an axially-extending manner. The self-tapping screw is screwed into the approximately triangular hollow structure.

Abstract: A drive pin mechanical fastener is disclosed and has an elongate body extending from a head. A frustoconical indicator shroud is disposed about the elongate body and has a first end and a second end. The first end of the indicator shroud is arranged about the elongate body proximate the head and the second end extends away from the head. The indicator shroud is movable from a first position, where the indicator shroud is frustoconical, to a second position, where the indicator shroud is flattened and exposed and thereby provides an indicator to an installer that the drive pin is properly installed.

Abstract: A connector for an electrostimulation lead includes a connector housing defining a fastener aperture, a septum disposed over the fastener aperture, and a fastener for mating with the fastener aperture to secure a received lead to the connector housing so that at least one terminal disposed on the received lead electrically couples with at least one conductor contact disposed in the connector housing. The septum includes a septum flap and an attachment cuff. The septum flap is configured and arranged for extending over the fastener aperture and for receiving a tool for folding the septum flap open to expose the fastener aperture. The attachment cuff is configured and arranged for coupling the septum flap to the connector housing. The fastener is configured and arranged to be disposed in the fastener aperture and to be tightened against the lead to hold the lead within the connector housing.

Abstract: A novel one piece integrated fastener is provided which includes a deformable sleeve for receiving a pin where the pin has an elongated pin shank, terminating at a first pin end in a pin head and terminating at a second pin end in an externally threaded portion, and a transitional section integrally connected between the first pin end and the second pin end. The deformable sleeve may include a hollow tubular shank terminating at a first sleeve end in a sleeve head having an opening for receiving the pin and terminating at a second sleeve end having an internal sleeve head surface for engagement with the external pin head side surface when in an assembled position. The sleeve includes a first sleeve section, a second sleeve section and a third sleeve section having an internal surface for engaging the externally threaded portion of the pin upon installation.

Abstract: A mandrel has an anti-dropping-off portion that is formed between a head and a breakable portion thereof. In the anti-dropping-off portion, a plurality of latching ridges is formed which have peaks that protrude outwardly in the radial direction and frictionally engage with the inner wall surface of a sleeve. The latching ridges are formed in the outer surface of the portion of the mandrel that is between the head and breakable portion thereof, so as to be diagonal relative to the circumferential direction of the outer surface of the mandrel and to cross each other, with the peaks thereof formed in a twill pattern protruding out from the outer surface of that mandrel portion.

Abstract: In one embodiment a method to join a first structure to a second structure, comprises aligning a first hole in the first structure with a second hole in the second structure and inserting a fastener into the first hole and the second hole. The fastener comprises a shape memory alloy which was formed into a first shape having a diameter slightly larger than a diameter of the first hole and the second hole when the shape memory alloy was in an austenite state and reduced to a second shape having a diameter less than the diameter of the first hole and the second hole when the shape memory alloy was in a martensite state.

Abstract: Methods and devices for locking a fastener in a thru-bore are provided herein. In one exemplary embodiment, a spinal anchor is provided that includes a bone engaging fastener, an anti-backout mechanism, and a locking mechanism. The anti-backout mechanism can be movable between a retracted position in which it is disposed within the fastener and a deployed position in which is extends from the bone engaging fastener. The locking mechanism can be matable to the bone engaging fastener and can be configured to move the anti-backout mechanism from the retracted position to the deployed position. In the deployed position, the anti-backout mechanism can prevent the bone engaging fastener from backing out of a thru-bore in a spinal plate.

Abstract: A wall anchor for a screw, including a longitudinal axis, a cylindrical head collar at one end, a cylindrical tail collar at an opposite end, and a plurality of plastically deformable substantially longitudinal bars which connect the head collar to the tail collar. The head and tail collars have internal passages for a threaded screw shaft. The head collar has a transverse flange for abutment with a screw head. The tail collar has a nut for engagement with a threaded screw shaft. The nut includes a stack of at least three rings arranged substantially transverse the axis upon an annular end face of the tail collar. An internal hole though each ring is substantially coaxial with the axis, and a side of each ring is connected to the tail collar by a web. An assembly of the wall anchor and screw, and a method of manufacturing are disclosed.

Abstract: A fastener assembly (1) includes a screw (2) and a bush (3). The screw (2) includes a head (4), a shank portion (6) and a threaded portion (7) including a thread (8). The shank portion (6) is arranged to face the head (4) and the threaded portion (7) is arranged to face away from the head (4). The shank portion (6) has a diameter and the thread (8) has an outer diameter, the diameter of the shank portion (6) being smaller than the outer diameter of the thread (8). The bush (3) includes a first narrowing location (10) having a diameter being smaller than the outer diameter of the thread (8). The bush (3) is captively connected to the screw (2) by the first narrowing location (10). The bush (3) includes at least one resilient element (15) having an actuation portion (28) and an engagement portion (29).

Abstract: A connector for an electrostimulation lead includes a connector housing defining a fastener aperture, a septum disposed over the fastener aperture, and a fastener for mating with the fastener aperture to secure a received lead to the connector housing so that at least one terminal disposed on the received lead electrically couples with at least one conductor contact disposed in the connector housing. The septum includes a septum flap and an attachment cuff. The septum flap is configured and arranged for extending over the fastener aperture and for receiving a tool for folding the septum flap open to expose the fastener aperture. The attachment cuff is configured and arranged for coupling the septum flap to the connector housing. The fastener is configured and arranged to be disposed in the fastener aperture and to be tightened against the lead to hold the lead within the connector housing.

Abstract: A fastener assembly (1) includes a screw (2) and a bush (3). The screw (2) includes a head (4), a shank portion (6) and a threaded portion (7) including a thread (8). The shank portion (6) is arranged to face the head (4) and the threaded portion (7) is arranged to face away from the head (4). The shank portion (6) has a diameter and the thread (8) has an outer diameter, the diameter of the shank portion (6) being smaller than the outer diameter of the thread (8). The bush (3) includes a first narrowing location (10) having a diameter being smaller than the outer diameter of the thread (8). The bush (3) is captively connected to the screw (2) by the first narrowing location (10). The bush (3) includes a second narrowing location (11) including at least one resilient element (15) being designed and arranged to elastically engage the thread (8). The bush (3) includes a slot (17) or a gap (19) being designed and arranged to continuously extend over the bush (3) in an axial direction.

Abstract: In the method of fastening aircraft parts together, the following steps are performed: crimping an element onto at least two parts so as to fasten them together; and screwing a screw into the element through at least one other part so as to fasten all the parts together and so as to place a head of the screw in a flush position relative to the other part.

Abstract: A temporary fastener or temporary blind rivet having a cylindrical sleeve and a sleeve head thereon, the region where the sleeve and sleeve head mate having a plurality of local protrusions thereon, with a stem passing through the sleeve head and sleeve, the stem having an enlarged stem head thereon adjacent the end of the sleeve opposite the sleeve head, the stem for pulling relative to the sleeve head to cause the enlarged stem head to form a blind side head on the sleeve, to pull the workpieces together, to cause the local protrusions to make depressions in, and to fill the depressions in, an outer edge of the hole in the adjacent workpiece, and to pull through the sleeve and sleeve head to expand the sleeve into a tight fit in the hole in the workpieces. The protrusions make indentations in the edge of the hole in the adjacent workpiece to provide increased resistance to spinning when the temporary blind rivet is drilled out for a permanent fastener.

Abstract: One embodiment of the present subject matter includes a system for fastening a male terminal with a driver. The embodiment includes a body defining an at least partially threaded recess which intersects with a female recess adapted to receive the male terminal. The embodiment additionally includes a fastener having an at least partially threaded body and a flanged head adapted to mate with the driver, the fastener disposed at least part of the way in the first recess, the flange having a diameter which is larger than a diameter of the at least partially threaded recess. The embodiment includes a flexible septum coupled to the body and covering the first recess, the flexible septum having an opening sized for passage of the driver.

Abstract: Disclosed herein is a screw, including: a screw head part; a body including screw threads and screw grooves; and a flange part integrally formed with the body, while being spaced from the screw head part, and having a washer shape elastically deformed at the time of being fastened.

Abstract: The invention provides a fastener (10) which has an actuating means (12), a bias means (14) and a flexible core (16). The flexible core (16) has an means for engaging (18) which may be integral with but is preferable separate from the flexible core (16) The actuating means (12) includes a material adapted to contract when activated, such as shape memory alloy. Upon contraction of this material, the means for engaging (18) is movable between an engagement position and a disengagement position. The bias means (14) biases the flexible core (16) to the engagement position.

Abstract: A connecting arrangement is provided. The connecting arrangement includes a bolt with a fastening portion at one end thereof, which has one or more grooves; a cotter having a conical shape and one or more convex cuts on the inner side of the cotter adapted for fitting with the one or more grooves of the fastening portion of the bolt; two support blocks, each having a thread on the outer side, wherein at least one of them is on the inner side adapted for fitting to the conical shape of the cotter; and a fastener having a thread on the inner side, wherein the fastener is adapted for being screwed on the support blocks.

Abstract: Systems, apparatus and methods for an accessory retaining device are described. According to various embodiments, a handle, shaft and fastener are configured to provide a rotational interface. With the assistance of a cam bushing, threading between the shaft and the fastener or other components, rotation of the handle causes axial movement of the shaft or fastener and compression of a grommet located about the shaft or fastener. Compression of the grommet results in radial expansion. In this way, the accessory retaining device is adapted to secure an accessory to a mounting aperture located on a vehicle or other device when the handle is in a closed position. Other embodiments are described and claimed.

Abstract: A fastening system includes a first connecting member, a second connecting member, a rivet, and an elastic member. The second connecting member is positioned on the first connecting member, and defines a receiving groove. The rivet extends through the first connecting member and the second connecting member, and rivets the first connecting member and the second connecting member together. The rivet forms a riveting flange at an end adjacent to the second connecting member. The elastic member is received in the receiving groove of the second connecting member, and compressed by the riveting flange to generate a predetermined positive pressing force between the first connecting member and the second connecting member. A fastening device for manufacturing the fastening system is also provided.

Abstract: A connector includes an elongated hollow body and a nut threaded onto the body. The nut is secured in place by outward expansion of material from the threaded body into a chamfer of the nut.

Abstract: A clip includes a pin having at at least a part thereof a noncircular cross-section, and a grommet having an insertion hole into which the pin can be inserted, wherein a part of the grommet is adapted to be expandable by insertion of the pin into the insertion hole. The grommet has slope surfaces provided at an entrance-side hole edge of the insertion hole to lead the pin into the insertion hole when the pin is displaced from a normal position to be in contact with the entrance-side hole edge of the insertion hole.

Abstract: A plastic screw grommet includes a head portion and a leg portion having an end portion which is moved to a head portion side due to a screw advancing operation of a screw body inserted from the head portion side. The plastic screw grommet is structured so as to expand an intermediate portion by inserting the end portion, which is moved to the head portion side, into an inside of the intermediate portion of the leg portion between the end portion and the head portion. An outer surface of the end portion contacting an inner surface of an expanded portion of the intermediate portion at a time of the expansion is structured so as to have a shape following the inner surface of this expanded portion.

Abstract: A cable protection and guide device in which wear damage in mounting portions of a mounting bracket is avoided and the mounting bracket is reliably and strongly mounted so that the cable is smoothly protected and guided. The mounting operation of the bracket is easy. A cable protection and guide device includes a mounting bracket having a mounting hole which surrounds and accommodates a tap bolt. A threaded portion 162 of the tap bolt includes a metallic bush 170 and the length H1 of the metallic bush 170 in a bolt inserting direction is shorter than the length H2 of the mounting hole 143 in a bolt inserting direction.

Abstract: A sleeve interference fastener adapted to be installed in a hole of a structure includes a sleeve; a pin member, wherein the pin member has a transition zone between a shank portion and a locking portion and wherein a portion of the pin member comprises a low friction dielectric coating; a locking member; wherein, in the installed position, a first interface between the shank portion of the pin member and the sleeve is substantially free from the low friction dielectric coating, and wherein, in the installed position, the transition zone of the pin member and a second interface between the locking portion of the pin member and the locking member are substantially covered with the low friction dielectric coating.

Abstract: The invention relates to connecting device (27) comprising a screw (1) and a carrier (7, 70), the latter being provided with a hollow space (8, 9, 28, 29) for receiving therein said screw (1), said hollow space (8, 9, 28, 29) being in frictional and/or positive engagement with the thread (3) of the screw (1) upon insertion of said screw (1). The hollow space (8, 9, 28, 29) is provided with a membrane (11) which can be penetrated by the screw (1) and which is arranged substantially transversely to the longitudinal screw axis (Y), said membrane (11) forming a skirt (15), which encloses primarily the thread (3) at least partially, while undergoing deformation during insertion of the screw (1). The invention further relates to a method for creating a screw connection by inserting a screw (1) into a carrier (7, 70).

Abstract: A biocompatible expansion bolt includes a central screw and an expansion shell positioned about the central screw. The expansion shell is shaped and dimensioned for controlled expansion between a first diameter and a larger, second diameter, wherein die expansion shell is composed of porous material allowing for tissue in-growth.

Abstract: A mine roof cable bolt head has a drive head, a reinforcing collar and a crimp tube. The drive head is located at one end of the cable bolt head while the crimp tube is at the other end. The reinforcing collar is located between the two ends of the cable bolt head, adjoining the drive head. A hollow shaft passes through the length of the cable bolt head from end to end. A cable can be joined to the cable bolt head by using wedges. Once the cable is joined to the cable bolt head, the crimp tube is crimped down onto the cable to provide resistance to twist and to share some of the tensile load with the wedge joint. The reinforcing collar provides additional strength in the area of the wedge joint. The cable bolt head may be made of more than one pieces.

Abstract: Clamping bolt for a securing device of an adjustable steering column, characterized in that at least one cam or at least one cam following contour is formed as one piece on the clamping bolt.

Abstract: A novel one piece integrated fastener is provided which includes a deformable sleeve for receiving a pin where the pin has an elongated pin shank, terminating at a first pin end in a pin head and terminating at a second pin end in an externally threaded portion, and a transitional section integrally connected between the first pin end and the second pin end. The deformable sleeve may include a hollow tubular shank terminating at a first sleeve end in a sleeve head having an opening for receiving the pin and terminating at a second sleeve end having an internal sleeve head surface for engagement with the external pin head side surface when in an assembled position. The sleeve includes a first sleeve section, a second sleeve section and a third sleeve section having an internal surface for engaging the externally threaded portion of the pin upon installation.

Abstract: A clip is provided which can flexibly deal with a change in thickness of a member in which a mounting hole is formed so as to be stably fixed in the mounting hole without any looseness. This clip 10 includes a grommet 20 and a pin 40. The pin 40 has a head portion 41, a shaft portion 43 which projects from one side of the head portion 41, first locking pieces 50 which are provided flexibly on an outer circumference of the shaft portion 43 so as to be brought into engagement with a circumferential edge of the mounting hole 3 and first engagement portions 50 which are brought into engagement with the grommet 20 so as to prevent the dislodgement of the pin 40.

Abstract: A captive securing arrangement for securing a connection element in an opening with a securing element that protects the connection element from falling out. The securing element is constructed integrally from one of the components to be connected and projects in the radial direction into the opening, reducing the opening. The connection element is constructed as a screw that has a shaft diameter D1, a threading diameter D2, and the opening has an opening diameter D3, and a reduced opening diameter D4 that is reduced in the radial direction by the securing element, where D1<D4<D2<D3. The securing element is constructed integrally with the component has a material thickness h that is larger or equal to a thread pitch of the connection element.

Abstract: A bolted joint which is formed by using a bolt having a tapered shoulder to cold form a deformable sleeve in order to provide a “zero-clearance” fit. Specifically, preferably a plurality of bolted joints are used to join a ring gear to a differential case. As the bolts are installed into the differential case and ring gear, tapered shoulders on the bolts dilate deformable sleeves until outer diameters of the sleeves contact internal walls of through holes in the differential case.