Abstract: A toilet mounting assembly for securely and easily mounting a toilet to a structure includes a sealing ring securable to a structure and having either integral threaded rods extending from a main body portion of the sealing ring or threaded rods easily and securely attached to the sealing ring using a tongue and groove. Alternately, the sealing ring may include threaded apertures for receiving specially structured bolts to secure the toilet to the sealing ring.

Abstract: A fastening fixture of a simple and compact structure comprising: a fixture body; a screw having a stem portion inserted into the fixture body; and a fastening nut screwed on the stem portion of the screw. In order that a temporarily fixed state may be established by inserting the fastening nut into an entrance channel or hole into the fastening nut with the fixture body being griped and by turning the fixture body by 90 degrees, the fixture body is provided with a depending member in parallel with the stem portion of the screw, and the fastening nut is provided at its longer side edge portion with a guide portion which is regulated in its turn but allowed to move only in parallel with the stem portion of the screw by fitting on or confronting the depending member. Therefore, the fastening fixture can effect the temporary fixing and the fastening fixing simply independently of the depth or inner width of the channel or hole.

Abstract: An erectable platform includes at least one bay, the bay having; at least one deck assembly, the deck assembly having a plurality of threaded couplers. The platform further includes support structure having at least two spaced apart main beams and at least two intermediate beams, each of said main beams underlying each of the at least one deck assemblies in a supporting disposition, each of said main beams presenting a first elongate, upward directed threaded receiver, the threaded receiver having two spaced apart rails defining a slot between the two rails, and each of said intermediate beams extending between two of the at least two main beams and being operably removably coupled thereto, and a plurality of depending columns operably removably coupled to the support structure in a supporting disposition.

Abstract: A fastening device for securing tubes, pipes and the like is formed of a mounting rail (3) having a C-shaped cross-section and an elongated space (2) and a retaining plate (1). The retaining plate (1) has a tapped through hole running transverse to the elongated space (2), the tapped hole has an internal thread for form-locking reception of a fastening element. Further, the retaining plate (1) has on the side (13) facing inwardly from the elongated space (2), at least one web facilitating rigidity and positioning, in order to provide a manageable and economical fastening device with high load capacities (P).

Abstract: A quarter turn fastener, for securing a plurality of members together, includes a blade member which has upturned corner portions defining sharp points for bitingly engaging the undersurface of the lowermost one of the plurality of members so as to prevent retrograde movement of the quarter turn fastener from the locked state back to the unlocked state. A quarter turn fastener assembly also comprises a stop member for engaging wall portions of another one of the members to be secured together such that rotation of the quarter turn fastener is limited to 90° arcuate extents either from the unlocked state to the locked state or from the locked state to the unlocked state.

Abstract: Insert nut for a screw nut joint of the type which comprises a substantially rectangular block, of which the short side substantially corresponds to the width of the outer groove portion in a T-formed groove, which outer groove portion is delimited by side flanges in a profile or the like and which inner groove portion is expanded relative to the outer groove portion. The long side of the insert nut substantially corresponds to the width of the inner groove portion, and which nut by rotation can be transversally positioned and be brought into contact with the underside of the side flanges of the groove. The nut is designed with a substantially quadratic shoulder section, which is arranged concentric with the threaded hole of the nut, and with substantially the same width as the short side of the nut.

Abstract: A spring nut adapter for use in connection with a U-shaped channel. The channel has a base plate, two side plates and channel grooves on upper portions of the side plates. The channel grooves are bounded by channel groove walls. The spring nut adapter includes a face plate with an attachment orifice extending therethrough, and a compression spring with a first end and a second end. The first end of the compression spring is secured to an underside of the face plate; an adapter element is secured to the second end of the compression spring.

Abstract: A reinforcing nut plate (40) contacts one surface of an automotive vehicle body pillar (28) with hot-melt adhesive bodies (52) therebetween. A door hinge plate (15) is secured to the pillar (28) and nut plate (40) by one or more bolts (20,22) providing a predetermined mounting arrangement. On rust-proofing or other manufacturing treatment raising the door temperature a significant amount, the adhesive bodies affix the nut plate to the pillar. Now, the door may be removed from the pillar and transported to another work site for accessories to be mounted, following which the door can be readily reinstalled to the predetermined arrangement with the pillar and nut plate.

Abstract: A fastening device for securing tubes, pipes and the like is formed of a mounting rail (3) having a C-shaped cross-section and an elongated space (2) and a retaining plate (1). The retaining plate (1) has a tapped through hole running transverse to the elongated space (2), the tapped hole has an internal thread for form-locking reception of a fastening element. Further, the retaining plate (1) has on the side (13) facing inwardly from the elongated space (2), at least one web facilitating rigidity and positioning, in order to provide a manageable and economical fastening device with high load capacities (P).

Abstract: A section fixable in a mounted position to an anchoring base by means of fastening screws has at least one fastening segment extending in the mounted position substantially parallel to the anchoring base. The fastening segment is, for example, a fastening flange, which is provided with at least one screw hole for receiving a fastening screw provided with a slot or cross slot as the surface engaged by a screwdriver. A safety (or securing) tab protrudes from the fastening segment at least within the area of the screw hole. When the section is in its mounted position and after the fastening screw has been driven in, the safety tab can be deformed by bending or folding it into its safety or securing position. In this position, the tab grips over the edge of the screw head of the fastening screw and leaves free the surface engaged by the screwdriver. In an alternative embodiment of the section, a spring-elastic safety arrest is used instead of a bendable safety tab.

Abstract: An elongated nut holder has an elongated slot formed with a relatively narrow first entrance neck slot portion and a wider internal second slot portion. The second slot portion has a concave circular cylindrical segment bottom surface. A nut has an elongated body with a top flat surface and a bottom convex curved surface complementary to the second slot portion bottom surface curve. The nut has one or more threaded openings in the top surface which may be through holes. The nut has a transverse width greater than the neck slot portion transverse width and less than the slot second portion width so that the nut is retained in the second slot portion. The nut has a height less than the neck slot portion width. The nut has an edge between the top and bottom surfaces which is inserted first through the neck slot portion. The nut curved surface engages the nut holder curved surface which rotate the nut so that the nut flat surface and threaded opening(s) face the neck slot portion.

Abstract: A captive screw attachable an upper panel, for attaching the upper panel to a lower surface, the lower surface having a threaded hole, the captive screw having a screw, a ferrule that attaches to the upper panel, a thin-walled, cylindrical hollow knob and protrusions integral to the outer perimeter of the head portion of the screw to rigidly secure the perimeter of the head of the screw to the inner surface of the knob, the protrusions providing a press-fit of the screw to the inner surface of the knob where the screw is pressed into the knob from the underside of the knob.

Abstract: A plate member, which may be a die plate or a shim, which is adapted to be used within a fluid material dispensing system, such as, for example, a system for dispensing or distributing adhesives upon substrates, is provided with a plurality of apertures equally spaced along the longitudinal extent thereof. The apertures comprise a plurality of through-bores for respectively receiving a plurality of fasteners, which are adapted to secure the plate member to a support structure, for example, an adhesive manifold or the like. In addition to the through-bores, milled slots are also provided within the plate member, the milled slots connecting the through-bores to a free edge portion of the plate member.

Abstract: A fastener retention apparatus 10 for retaining a fastener base 60 has first and second complementary half-channels 20 and 30, each having a plurality of holes 40 therein for acceptance of a fastener 50 to secure the half-channels in a nested arrangement. Each half-channel further has a plurality of slots 24, 34 therein for acceptance of a plurality of tabs 64 depending from the periphery of said fastener base 60, thereby providing for secure retention thereof.

Abstract: A fastening fixture of a simple and compact structure comprising: a fixture body; a screw having a stem portion inserted into the fixture body; and a fastening nut screwed on the stem portion of the screw. In order that a temporarily fixed state may be established by inserting the fastening nut into an entrance channel or hole into the fastening nut with the fixture body being griped and by turning the fixture body by 90 degrees, the fixture body is provided with a depending member in parallel with the stem portion of the screw, and the fastening nut is provided at its longer side edge portion with a guide portion which is regulated in its turn but allowed to move only in parallel with the stem portion of the screw by fitting on or confronting the depending member. Therefore, the fastening fixture can effect the temporary fixing and the fastening fixing simply independently of the depth or inner width of the channel or hole.

Abstract: A push nut fastener has first and second gripping openings. The first gripping opening is substantially circular and the second gripping opening is substantially rectangular. The substantially circular gripping opening has a plurality of blades or finger-like engagement portions extending from the outer circumference of the substantially circular gripping opening towards the center of the substantially circular gripping opening. The substantially rectangular gripping opening has a plurality of blades or finger-like engagement portions extending from the outer perimeter of the substantially rectangular gripping opening towards the center of the substantially rectangular gripping opening. The substantially rectangular gripping opening includes at least two blades or finger-like engagement portions, a respective blade extending from each of two opposing sides of the substantially rectangular gripping opening. The push nut may have flanges formed at two opposing ends of the member.

Abstract: A connecting rod assembly connects a piston to a crankshaft in an internal combustion engine. The connecting rod assembly includes a connecting rod having a yoke at an end thereof. The yoke includes a semi-circular bearing portion and a pair of shoulders. The yoke further includes at least two bolt holes associated with and opening at each shoulder. A cap is attached with the yoke, and includes a semi-circular bearing portion and a pair of shoulders. The cap further includes at least two bolt holes associated with each shoulder. Each bolt hole opens at a respective shoulder and is substantially coaxially aligned with a respective bolt hole in the yoke to define a mating pair of bolt holes. A plurality of bolts are each disposed in a respective mating pair of bolt holes and attach the cap with the yoke. Each bolt has a head with a non-circular cross section which abuts a head of an adjacent bolt and prevents unlimited rotation therebetween.

Abstract: Provided are a fasterner enabling a plurality of members to be joined strongly and simply in a manner permitting ready disassembly and a fastening structure enabling a plurality of members to be so joined by optional use of the fastener. In one aspect of the invention, the fastener includes an operating piece formed on opposite sides of a base portion thereof with catches and a pair of elastic members extending integrally from the operating piece, curving toward the opposite sides of the base portion and being formed at their tips with claws engageable with the catches of the operating pieces, outer surfaces of the elastic members constituting locking surfaces that taper toward the base of the operating piece when the claws of the elastic members engage with the catches of the operating piece. In another aspect of the invention, the fastener includes a cylindrical body and spiral projections formed integrally with the peripheral surface of the cylindrical body.

Abstract: A clamping screw (1) comprises a screw shaft (3) with a thread and a hammer-shaped screw head (2) which can be inserted in a positive-locking manner into a T groove (4) of a construction component (25). In the mounted position, the screw head (2) extends transverse to a longitudinal slot (5) of the T groove (4) and engages with clamping portions (7) support legs (6) extending on either side of the longitudinal a slot (5). The clamping portions comprise respectively a leading edge (12) and a blocking edge (13) resting at one of the groove walls (14). The blocking edge (13) projects from a lateral surface which is part of the longitudinal side (11) and a connecting line (15) between the leading edge (12) and the blocking edge (13) of the same longitudinal side (11) intercepts a transverse axis (10) of the screw head (2) at an angle which deviates from 90.degree..

Abstract: After a release, a screwed connection of a hinge bracket for a vehicle door is to be returned into a precisely preadjusted condition. For this purpose, an alignable thread plate is fixed by an additional fixing screw in an adjusted position in the part to which the hinge bracket is to be screwed. As a result, a released screwed connection of a hinge flange is restored in a simple and secure manner.

Abstract: An improved screw washer, and an improved mold for fabricating the improved screw washer. Using a selected metal plate having a thickness thinner than a nominal height demanded for a nut, the invention primarily aims to form an improved screw washer incorporating a nut satisfying the demanded height. The invention is to provide an improved screw washer, and an improved mold for fabricating the screw washer. Particularly, using this improved mold, the improved screw washer can easily be manufactured, where the above-identified nut is solidly bonded with the metal plate without being disengageable therefrom, and yet, a sufficiently lengthy tapped hole is formed. Structurally, a nut is formed in the state of being continuous to a metal plate after punching out part of the metal plate.

Abstract: It is an object to provide a fixture which enables ready, accurate and positive preliminary mounting of an electric line part in completely one operation without the need for any screwing operation, regardless of a change in the width and height of the channel flanges of a channel rail and also, enables ready and positive permanent securement of the electric line part, and which allows an operator to extremely easily, positively and efficiently carry out this type of operation without the need for any skill.A means for clamping electric line parts according to the present invention comprises a fixture body 1 having a part attached to a channel rail 4, a bolt 2, and a clamp 3 threadedly engaged with the bolt 2. The clamp 3 includes a central nut 3B, pivot pins 8, 8 mounted to the nut 3B, a pair of right and left clamping elements 3A, 3A pivotable about the horizontal pivot pins 8, 8, and a protrusion 8a extending outwardly from one side of the nut 3B.

Abstract: An anchor plate (2) mounted on the outside (15) of an inner vehicle body panel (8) having an elongate member with first, second and third holes (22,24,26) aligned on the plate (2), the second hole (22) being disposed between the first and third holes (24,26), and closer to the first hole (24) the third hole (26), the first hole (24) being directed to the front of the vehicle and the third hole (26) being directed to the rear of the vehicle. First, second and third nuts (32,34,36) are aligned with the first, second and third holes (22,24,26), respectively, for receiving respective bolts and screws (16,18,20) which fix the anchor plate (2) to the inner vehicle body panel (8).

Abstract: An anchor plate (2) mounted on the outside (15) of an inner vehicle body panel (8) having an elongate member with first, second and third holes (22,24,26) aligned on the plate (2), the second hole (22) being disposed between the first and third holes (24,26), and closer to the first hole (24) than the third hole (26), the first hole (24) being directed to the front of the vehicle and the third hole (26) being directed to the rear of the vehicle. First, second and third nuts (32,34,36) are aligned with the first, second and third holes (22,24,26), respectively, for receiving respective bolts and screws (16,18,20) which fix the anchor plate (2) to the inner vehicle body panel (8).

Abstract: A clamping device for clamping a conduit to a channel rail, comprising a main unit with a retainer section of which the shape fits the sectional form of the conduit, a screw member and a buckle. Just pushing the screw member axially causes abutments of the buckle to be engaged on the channel rail and thus the conduit is fixed to the channel rail at least provisionally. The abutments of the buckle are made to engage the channel rail just when the screw member is pushed axially by holding the buckle in a predetermined direction in the main body until the screw member is pushed axially, rotating the buckle when the buckle is released from the held state so that the abutments are positioned under the lower ends of a pair of inlet-opening walls defining together an inlet opening of the channel rail, and drawing the buckle in the direction of the head of the screw member while the abutments are kept positioned under the lower ends of the pair of walls.

Abstract: An attachment fitting (1) for longitudinally grooved covering strips (12) consists of a holding member (2) of U-shaped cross-section, which in the middle area of its leg portion (21) has a mounting hole (3) and adjacent the ends of its leg portions (22) has bent holding straps (24). To obtain a fitting suited for being mounted at an inside edge, the holding member (2) is provided with transition portions (23) between the web portion (21) and the leg portions (22), which transition portions are symmetrical to the central longitudinal plane (E) and flatten the external corner portions.

Abstract: A fastening element for a C-shaped rail (30) including a rail nut (2) insertable through the rail opening (35) into the interior of the rail (30) when longitudinal sides (6, 7) of the rail nut (2) extend parallel to the longitudinal direction of the rail (30), and pivotable in the interior of the rail (3) so that a longitudinal extent (1) of the rail nut (2), which is larger than the width (w) of the slot-like opening (35), would overlap the opening (35); and a rail clip (3) overlapping the rail nut (2) at least in some areas and spaced from the rail nut by an axial distance (d), which is reduced upon clamping the free ends (33, 34) of the shoulders (31, 32) the rail clip (3) being formed as one-piece with the rail nut and being connected with the rail nut (2) by a connection link attached to an edge of the rail nut (2) so that with the longitudinal sides (6, 7) of the rail nut (2) extending parallel to the longitudinal extent of the opening (35), it would engage the free end (33) of one should (31) and, with

Abstract: A dashboard attachment kit including an attachment member having nuts secured to one side of the attachment member with the attachment member including openings therein for securing a rivet fastener to the body of a vehicle and the attachment member with the method of attaching a dashboard to a vehicle body comprising the steps of placing the attachment member adjacent a portion of the vehicle and than drilling holes through the vehicle body using the holes in the attachment member as a guide. In the next step the fastener is extended through the vehicle body and through the attachment member to secure the attachment member to the vehicle body. After securing the attachment member to the vehicle body the replacement dashboard is placed adjacent the vehicle body and further fasteners are extended through the dashboard and vehicle body into a member secured to the attachment member.

Abstract: A resin molding product with a nut receiving portion of the present invention has a recess 22 for receiving nuts 31 and 32 later. The recess 22 includes a pair of right and left side walls 22c and 22d which abut against outer parallel faces 31b and 32b of respective nuts 31 and 32 to prevent nuts 31 and 32 from being loosened, a pair of front and rear walls 22e which abut against front and rear end faces of respective nuts 31 of 32, a bottom walls 22b which butt against part of outer lower ends of respective nuts 31 and 32 to adjust a length of engagement of nuts 31 and 32, and a nut receiving opening 22a opposite to the bottom wall 22b.

Abstract: A device enables ready, accurate and positive preliminary mounting of an electric line part in completely one operation without the need for any screwing operation, regardless of a change in the width and height of the channel flanges of a channel rail and also, enables ready and positive permanent securement of the electric line part, and which allows an operator to extremely easily, positively and efficiently carry out this type of operation without the need for any skill. The device includes a fixture body having a part attached to a channel rail, a bolt, and a clamp threadedly engaged with the bolt. The clamp includes a central nut, pivot pins mounted to the nut, a pair of right and left clamping elements pivotable about the horizontal pivot pins and a protrusion extending outwardly from one side of the nut. The fixture body has a guide plate at a location where the fixture body is attached to the channel rail. The protrusion is guidably received in a guide slot of the guide plate.

Abstract: A remotely installable piping support attachment employs a T-bolt type of blind fastener for clamping a relatively smaller instrumentation pipe, e.g., the jet pump sensing line, to the wall of an adjacent structure, e.g., the inlet mixer diffuser. The attachment assembly includes a T-bolt, a split pipe clamp support, a ratchet nut with peripheral ratchet teeth, and a ratchet lock washer. The head of the T-bolt is inserted through an elongated hole machined in the diffuser wall and then rotated so that the T-bolt head cannot pass back through the elongated hole. When the nut is tightened on the threaded shank of the T-bolt, a top plate and an anchor of the split pipe clamp support are pressed together to clamp the jet pump sensing line therebetween. The ratchet lock washer is counterbored for receiving the nut and slotted to provide an integral spring arm encircling the nut.

Abstract: An anchor plate (1A) has threaded sleeves (2) for mounting equipment to a sheet metal structure (5). The plate and metal structure (5) are configured to conform to one another on assembly for structure reinforcement. An elastic tongue (10, 16) integral with the plate (1A) carries a rivet (9) which contacts the structure (5) during assembly and the two in predetermined orientation during welding of the rivet (9) to the structure.

Abstract: An adapter apparatus for securing the slats, or outer rail end or center supports, of a vehicle article carrier to an outer body surface of a vehicle. The adapter apparatus has a plurality of groups of openings for enabling attachment of a slat having previously formed openings to a variety of vehicles having different spacings of holes drilled therein, which would otherwise normally require additional drilling of holes in the slat or additional drilling of holes in the outer body surface to enable direct alignment of the holes in the slat with the holes in the outer body surface of the vehicle. The adapter apparatus, through its plurality of groups of openings, enables the adapter apparatus to be secured to vehicles having openings in their outer body surfaces which differ in spacing, and which otherwise would require additional drilling of holes in either the slats or the outer body surface to secure the slats thereto.

Abstract: An apparatus formed from a base member and a plurality of bolts is used to position the bolts on a flange. The base member is preferably arcuately shaped and has a first end and a second end. The arcuate base member defines a plane and is hand bendable in the plane. The base member has a longitudinal axis normal to the plane and a radius of curvature with respect to the longitudinal axis. A plurality of bolts are mounted to the arcuate base member. Each bolt of the plurality of bolts extends generally longitudinally from the arcuate base member. The device is useful for mounting items to a flange. A multiplicity of boreholes extend through the flange in a direction generally parallel to the longitudinal axis of the tubular member from the back face to the front face. Each borehole is defined by a borehole wall. The bolts are retained in frictional engagement with the borehole walls due to tension from the arcuate base member.

Abstract: A connector comprises first and second opposed, spaced apart locking lugs having first and second opposed, spaced apart faces between which the channel member is clamped. A flexible connection integral with the opposed faces of the locking lugs joins the locking lugs together in a unitary structure in a manner which allows for the space between the opposed faces of the locking lugs to be varied. The first and second locking lugs are provided with axially aligned bores which, when securing the connector to the channel member, receive a fastener for drawing the opposed faces of the locking lugs toward one another when the fastener is advanced into the axially aligned bores for clamping the channel member in between the opposed locking lugs of the connector.

Abstract: A fastener has a head portion with a torque accepting surface and a cylindrical recess on an external surface thereof defining a pair of axially spaced annular shoulders for acceptance in a circular fastener accepting aperture in a connector component. The aperture has a counterbore for the acceptance and seating of the head portion of the fastener and a channel extending radially of a longitudinal axis of the aperture therein for the acceptance of the fastener in translation, the channel having parallel shoulders spaced slightly greater than the diameter of the cylindrical recess in the head portion of the fastener but less than the minimum diameter of at least one of the shoulders thereon.

Abstract: The device for connecting parts having holes with different center-to-center distances consists of a threaded connecting element, such as a bolt or a nut, and a bush whose internal diameter is greater than the diameter of the bolt shank or of a threaded shank associated to the the nut; if used for fitting vehicle wheels, a bolt may be inserted into the holes in the wheel, with the bush snapped onto the base of the bolt head from below, and the bolt then screwed into the corresponding threaded hole in the axle hub, the difference between the center-to-center distance of the holes in the wheel and that of the threaded holes in the vehicle axle hub being compensated by the play created by the difference between the diameter of the bush and that of the bolt.

Abstract: Drawer front fastening hardware (10) with a lug (24) which can be fastened to the inside surface of the drawer front and has a vertical slot (26) opening at the bottom end, into which a stud (28) having a tap (30) opening at its end and protruding from the drawer side (14) can be introduced. The stud (28) can be inserted into the slot in the mounting lug (24) and, by tightening a fastening screw (31) provided with a washer (33) and driven into the tap (30), fixed therein, the drawer front (12) being thereby joined to the drawer side (14).The mounting lug (24) has in its area situated between the slot (26) and the drawer front an elongated recess or groove (40) running parallel to the slot (26) and a ramp (42) in a plane parallel to the drawer bottom from the bottom of the recess at an angle inclined away from the drawer front (12), on which an elongated margin (38) of the washer (33), bent at a complementary angle, is supported.

Abstract: A fastener assembly for installing valve devices and the like on one side of a mounting plate by bolts where the bolt holes are without threads and the opposite side of the mounting face is inaccessible for holding a bolt head or nut from turning. The fastener assembly includes at least one fastener plate and a minimum of two threaded bolts affixed thereto, so that the threaded portion of the bolts projects through bolt holes in the mounting plate. A retaining washer is threaded onto the projecting bolt threads to retain the fastener plate in place while the valve device is being installed onto the projecting bolt threads on which lock nuts are subsequently screwed to secure the installation.

Abstract: A one-piece non-metallic nut ring for surrounding and supporting an electrical connector attached to a bulkhead or other flat panel. The nut ring includes a planar backplate and threaded nuts extending outwardly therefrom. The backplate and nuts are coextensively and continuously connected to one another by compression molding a matrix of resin impregnated, non-metallic fibers. The non-metallic fibers are preferably short chopped fibers that are randomly dispersed within the matrix in directions extending generally parallel to the plane of the backplate. The nut ring of this invention is characterized as being of relatively light weight, corrosion resistant, non-conductive and able to withstand detection by radar.

Abstract: A hold-down device for holding a cable tray on a support includes a rigid member having opposite side edges, opposite side margins adjacent respective side edges, and opposite end portions. The member may be placed on the support in a position in which the opposite side margins of the member bear on edges of the support with the member overlying the slot adjacent a flange of the cable tray. The member is constructed and arranged such that it is selectively securable to the support by a threaded fastener either in a clamping position in which one end portion of the member overlies the flange of the cable tray and may clamp the flange of the cable tray thereby to hold the rail in fixed position with respect to the support, or in a non-clamping position in which the opposite end portion of the member overlies the flange of the cable tray but cannot clamp the flange thereby to permit lengthwise thermal expansion and contraction of the rail while still holding the rail on the support.

Abstract: A T-slot bolt sleeve for retaining the head of a conventional bolt in the T-slot of a machine tool table. The sleeve has a lower base block portion which slides in the main portion of the T-slot, and a neck portion which extends upwardly from this so as to ride in the relatively narrow entrance slot. There is a recess in the bottom of the base block for receiving the head of the bolt, and the shank of the bolt passes through a bore which extends upwardly from this. This holds the bolt in an inverted position so that the threaded end extends upwardly from the table for attachment of a nut or other fitting. The bottom of the base block is provided with a planar bearing surface which supports the assembly against side-to-side rocking as this is slid through the T-slot. The invention permits ordinary bolts of various lengths to be used in place of conventional T-nuts or T-bolts.

Abstract: The present invention provides an annular integral bolt heat shield and axial retention apparatus to axially retain bolts used for holding together two rotor elements during assembly when the bolts are otherwise subject to sliding into a closed cavity of the assembled engine or one of its modules. The integral retainer and heat shield engage the bolts disposed through bolt holes in a gas turbine engine rotor shaft so that the bolts remain straight during assembly when a second rotor element such as a second shaft is being attached to the first shaft and bolt holes in the second shaft have to engage and fit over the bolts of the first shaft.

Abstract: A bolt head assembly comprises a circular bottom and a longitudinal straight walled section extending upwardly therefrom. Only the longitudinal section is threaded. A separate shank is threaded into an internal threaded portion of the bolt head. A washer and nut at the end of the bolt are used to secure a commode. In the event that the commode has to be replaced or any other exigency exists the shank can be easily removed from the head despite binding of the nut and washer to the bolt because of corrosion. Application of torque to the nut would cause the threaded shank to separate from the internal threaded portion of the head and be removed along with the nut and washer.

Abstract: A T-nut having a lower head, and an upper shank, the shank fitting in the narrow portion of the T-slot. The head and the shank have chamfers and radiuses enabling the T-nut to be rotated in the T-slot, into active/locking position. On the shank, the radiuses dimensioned for either clearance or interference fit with the sides of the slot. In a second form, a locking washer positively locks the T-nut in active position. Also included is an arrangement of spacers and T-nuts for mounting a drill through plate on the table of the milling machine.

Abstract: A cleat assembly for an endless track vehicle, wherein the mounting nuts are retained and carried by an elongate member spaced apart to receive the mounting bolts, so that a single workman may install or remove the cleat assembly from the endless belt, and so that the cleat may utilize a closed box design of great strength and rigidity.

Abstract: A hold-down device for holding a cable tray on a support includes a rigid member having opposite side edges, opposite side margins adjacent respective side edges, and opposite end portions. The member may be placed on the support in a position in which the opposite side margins of the member bear on edges of the support with the member overlying the slot adjacent a flange of the cable tray. The member is constructed and arranged such that it is selectively securable to the support by a threaded fastener either in a clamping position in which one end portion of the member overlies the flange of the cable tray and may clamp the flange of the cable tray thereby to hold the rail in fixed position with respect to the support, or in a non-clamping position in which the opposite end portion of the member overlies the flange of the cable tray but cannot clamp the flange thereby to permit lengthwise thermal expansion and contraction of the rail while still holding the rail on the support.