Abstract: A screw for use concrete and hurricane applications includes a head end, a shank and a tapered end. A high thread begins on the tapered end, extends onto the shank and terminates at a first axial location along the shank, wherein the high thread defines a high peripheral edge, and at least a first helical portion of the high peripheral edge includes a plurality of notches and the first helical portion extends from on or proximate to the tapered end and substantially to the first axial location. A low thread begins on the tapered end, extends onto the shank and terminates substantially at the first axial location such that an axial length of the low thread is substantially the same as and contiguous with an axial length of the high thread. The low thread defines a low peripheral edge that is free of any notches.

Abstract: A pull or push rod or locking nut for a molding machine has an undercut, and the undercut has an undercut cross-section, a side wall, and an undercut ramp. The side wall transitions via a first transition curvature into an undercut base, and the undercut base transitions via a second transition curvature into the undercut ramp. The undercut base, viewed in the undercut cross-section, is at least partially curved, and the curvature of the undercut base differs from the first transition curvature and/or the second transition curvature.

Abstract: A fastening device includes a head member and a body member. The head member has a stem portion provided with a fastening section; and the body member is movably assembled to the head member and includes an elastic fastening section for engaging with a first workpiece. To connect the first workpiece to a second workpiece, simply fasten the fastening section of the stem portion to the second workpiece. To disconnect the first workpiece from the second workpiece, simply release the fastening section from the second workpiece. With these arrangements, it is able to quickly connect and easily disconnect two workpieces to and from one another.

Abstract: A pull or push rod for a molding machine having a groove. The groove is suitable for forming a positive-locking connection with a locking nut, by which positive-locking connection forces are transmittable between the locking nut and the pull or push rod. The groove has a groove cross-section, has at least two groove flanks, and has a groove base. The at least two groove flanks, viewed in the groove cross-section, each transition with at least one transition curvature into the groove base. The groove base in the groove cross-section is at least partially formed as a curvature, and the curvature of the groove base differs from the transition curvatures of the groove flanks.

Abstract: A cap system for enclosing a metallic fastener assembly extending through a structure includes a first securement mechanism positioned about a periphery of a nut member of the metallic fastener assembly, wherein the first securement mechanism comprises threads which are interrupted as the threads extend about the periphery of the nut member and a cap member. The cap member includes a sidewall having an inner surface which defines a cavity dimensioned to receive the nut member and defines a second securement mechanism complementary configured to engage the first securement mechanism positioned about the periphery of the nut member and an end of the sidewall of the cap member defines an opening which provides the nut member to have access into the cavity.

Abstract: A polymeric fastener for use in the construction industry for fastening wood and other basic materials together. The polymeric fastener can be formed in the basic shape of a nail and/or a staple-like fastener. Preferred embodiments of the polymeric fastener include a hardened binder embedded with a filler and/or a core for adequate strength as required for use with a delivery device powered by pneumatics, hydraulics, or other mechanical systems.

Abstract: A kit that may include a locking unit and an external portion of a motor housing; wherein the locking unit comprises a threaded opening and first securing elements; wherein the external element comprises an opening and second securing elements; wherein the threaded opening is shaped and positioned to mesh, in a coaxial manner, with a thread that is mechanically coupled to an axis of a motor; wherein the first securing elements and the second securing elements are shaped and positioned to mesh with each other and prevent a rotational movement between the first securing elements and the second securing elements.

Abstract: A wheel adapter to convert a storage container to a wheeled storage container is provided. The wheel adapter comprises a mounting bracket attachable to the storage container. The mounting bracket comprises a first leg configured to engage a bottom surface of the storage container, and a second leg configured to engage a side surface of the storage container. The second leg comprises a wheel coupling. The wheel adapter also includes a wheel rotatably connected to the wheel coupling. The wheel is constructed and arranged for rotation about an axis to provide rolling support of the storage container on the ground.

Abstract: A fastening arrangement may include a first component having an undercut groove, and a second component having a through opening. The second component may be couplable on the first component via a fastening device configured to be guided through the through opening and engage the undercut groove. The fastening device may have an axis oriented perpendicularly to the undercut groove. The fastening device may include a hammer head element and a holding element. The hammer head element and the holding element coupled thereto may be rotatable about the axis in an unrestricted manner when mounted on the second component. The hammer head element may have a plurality of orienting contours configured to set an orientation of the hammer head element relative to the undercut groove such that the hammer head element is dippable into the undercut groove independently of a rotary position of the hammer head element about the axis.

Abstract: The present invention is directed at a wire-cage mountable multi-part fastener adapted for holding pet accessories. The fastener can be securely attached to a cage by mutually abutted fastener's female and male portions, from the inside and the outside of the cage, respectively. When said female and male portions are pressed into one other by threadable means while having the cage's bars sandwiched between them, the resulting friction allows the fastener to remain in a stationary relation to the cage.

Abstract: The present invention relates to a screw, in particular a plug screw, having a screw shank (1), a screw head (2) and a tapering screw tip (4), and having a screw thread (6) that extends at least over a portion of the screw shank (1) and over the screw tip (4), the flight (6a) of said screw thread (6) having a triangular cross section as seen in longitudinal section, with two thread flanks (8, 9) that intersect at a flank tip (7). The flank tip (7) is rounded, wherein a radius of the rounding of the rounded flank tip (7) is selected to be from 1% to 10% of the nominal diameter of the screw. The thread flanks (8, 9) are each formed from two flank portions which enclose an obtuse angle with one another.

Abstract: An apparatus includes a housing, a spring-loaded plunger within the housing, and a spring-loaded rotating lock extending from the housing. The spring-loaded plunger includes a slot and an end portion. The end portion is configured to extend outside the housing and to be moved inward at least partially into the housing. The spring-loaded rotating lock includes a shaft, a locking pin positioned on the shaft, and a disc positioned on the shaft and having a recess. At least part of the spring-loaded plunger fits within the recess of the disc and is configured to contact the disc, and at least part of the disc fits within the slot.

Abstract: A bolt compression limiter includes a Belleville disc that applies a load to a flange of a bolt assembly and a component that applies a load to a limiter positioned within the flange, the limiter being shy of the top surface of the flange. The load applied to the flange is a first proportion and the load applied to the limiter is a second proportion of the total load applied when a bolt of the bolt assembly is tightened.

Abstract: A cap system for enclosing a metallic bolt fastener extending through a structure which includes a first securement mechanism positioned about a periphery of a bolt head of the metallic bolt fastener. The cap system further includes a cap member which includes a sidewall having an inner surface which defines a cavity dimensioned to receive the bolt head and defines a second securement mechanism complementary configured to engage the first securement mechanism positioned about the periphery of the bolt head. The cap system further includes an end of the sidewall of the cap member which defines an opening which provides the bolt head access into the cavity.

Abstract: A bolt lock plate includes a plate configured with a multi-point aperture and a slot. The multi-point aperture has an axial centerline and a cross-sectional geometry with a quantity N of points arranged about the axial centerline. The slot extends circumferentially about the axial centerline a quantity M of degrees within the plate and between opposing ends of the slot. The quantity M is at least substantially equal to three-hundred and sixty divided by a product of the quantity N and a constant C. The constant C is equal to one or two.

Abstract: A fastener anchoring system is disclosed. The fastener anchoring system provides for an anchor with first-direction external threading, while a bore through the anchor provides second-direction internal threading. Thus, the anchor is screwed/secured to a substrate in the first direction and unscrewed in the second direction, while the fastener being anchored in the bore is screwed/secured in the second direction and unscrewed in the first direction. As a result, unscrewing the fastener does not urge the unscrewing of the anchor from the substrate.

Abstract: The present invention provides a plate nut assembly including a nut having a threaded hole; and a tab including a bifurcated portion and a fixed portion. A nut insertion hole is formed in a hollow member such that the diameter of the nut insertion hole is larger than the transverse width of the nut. By bending the tab, the nut can be located inside of the inner surface of the hollow member with the threaded hole opposed to the nut insertion hole. The transverse width of the bifurcated portion of the tab is larger than the transverse width of nut. When the nut is inserted through the nut insertion hole until the nut is located inside of the inner surface of the hollow member, the outer side edges of the bifurcated portion in its transverse width direction come into contact with the nut insertion hole.

Abstract: A punch rivet for joining two workpieces, has a head and a shank. The shank is hollow with a shank internal diameter (D3), a shank external diameter (D1) and a shank end face. On the shank end face is a ring cutting edge with diameter (D4) that is smaller than the external diameter (D1) but greater than the internal diameter (D3). The ring cutting edge is radially spaced both from the shank external diameter (D1) and from the shank internal diameter (D3) by at least 20% of the radial shank wall thickness (M5). And the ratio D3/D1 of shank internal diameter D3 to shank external diameter D1 is smaller than 0.6. And the external diameter (D1) merges into an external circumference of the head by a second profile, which defines an underhead radius (R1), and the ratio of R1 to D1 (R1/D1) is smaller than 0.13.

Abstract: A fastener assembly is provided and includes a fastener member and a washer member. The fastener member includes an end, an opposing head, and an elongated threaded body portion extending therebetween. The threaded body defines a center axis. The head includes a pawl arm having a pawl tooth and a flange. The washer member includes an axial aperture formed therethrough and a lock tab extending therefrom. The lock tab is configured to be received within a recess defined in a substrate member to rotationally fix the washer member relative to the substrate member. The washer member further includes a plurality of lock teeth. The pawl tooth is configured to intermesh with the lock teeth to allow rotation of the fastener member relative to the washer member in a first direction about the center axis, and substantially prevent rotation in an opposite second direction about the center axis.

Abstract: A quick release fastener. The quick release fastener comprises a first end, a second, opposing end, and a main body therebetween. The main body comprises an internal lumen or passageway having a plurality of guiding surfaces and securing surfaces. The securing surfaces are preferably angled surfaces. The angled orientation provides a securing member insertion axis (which also forms the longitudinal axis) and a securing member securing axis; each axis forming a separate plane to allow the quick release fastener to quickly and easily traverse between a locked position and an unlocked position.