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WO/1991/002906A1 |
Disclosed is a fastener made of composite material having a head portion (12), a tail portion (16) and a cylindrical shank (14) interposed therebetween. While the fibers (30) in the head and tail portions have been deformed from their in...
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WO/1991/001201A1 |
A composition including binder and friction particles mixed together in predetermined proportions. The composition is used to aid in the removal of headed fasteners, and to control impacting bodies. The composition may also be used in pl...
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WO/1991/000433A1 |
The invention concerns a rod anchoring device for rods subjected to tensile forces, in which the anchor (1) comprises a body having a bore with an internal thread (5) into which a tension rod (8) with an external thread (9) can be screwe...
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WO/1990/015259A1 |
The invention is a flush head fastener (14) for joining two or more structural elements (10, 12) together. The structural elements have a fastener hole (18) therein with one of the structural elements (10) being countersunk to accommodat...
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WO/1990/013753A1 |
A fastening apparatus is provided wherein the length of a mating threaded connection between two members (60, 64) is limited as a function of an effective differential pitch to the uniform pitch of the threads (61, 63) on both members (6...
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WO/1990/010799A1 |
A threaded connection in which the axial load between a screw (11) and nut (15) in a tightened condition of the connection is distributed more uniformly between different turns of the engaged threads than in a standard threaded connectio...
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WO/1989/012176A1 |
A nut plate (12) and nut (14) are disclosed wherein the nut plate secures the nut to a mounting plate. The nut plate includes a projection (30) which is adapted to be received by a hole in the mounting plate (32) to prevent relative rota...
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WO/1989/008791A1 |
This invention relates to a fastener which is inserted into round holes (6, 7) bored on members (3, 4) to be fastened and fastens them (3, 4) together by clamping. A projection (2) to be inserted into the gap between the holes (6, 7) and...
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WO/1989/007017A1 |
Apparatus and method employed in applying a useful coating to fasteners (N) is disclosed. Particularly, a resin material in powder form is preferably applied to a selected surface of the fastener. The apparatus includes a support (12) fo...
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WO/1989/006757A1 |
An apparatus for coating a hollow object at precise bands within the internal cavity of the object, and the resulting product. Selected portions of the internal cavity (19) of a hollow object, such as a threaded fastener (4), are coated ...
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WO/1989/004748A1 |
Une lame (4) de scie circulaire est destin�e � �tre mont�e, via un disque d'espacement (8), pour tourner dans son plan, au moyen de joints � vis (20, 30) contre la face sup�rieure d'un disque r�ducteur conique rotatif (2), ...
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WO/1989/000649A1 |
An essentially cylindrical, light weight, composite fastener (10) formed of an interior cylindrical core member (22), a cone-shaped molded insert plug member (24) in the first or head end of the core, and an exterior cup-shaped overwrap ...
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WO/1989/000087A1 |
A method and apparatus for coating a fastener, particularly a fastener (20) with a head portion (23) and shank portion (24). The invention includes the steps of and apparatus for supporting (28A, 28B) the fasteners. The fasteners are con...
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WO/1987/007928A1 |
Combi-nut (M) for nut/bolt connection where the main objective with the technique used is to enable easy removal of a nut from a severely corroded bolt, combined with the advantage of a supplementary securing of the nut/bolt connection o...
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WO/1987/007533A1 |
A screw joint between two components, such as the rotor (3) and a lid locking ring (5) of an ultracentrifuge. During rotation the forces transferred by the screw joint and/or the centrifugal forces acting on the components tend to give r...
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WO/1986/002416A1 |
A fastener having a shank with a relatively abrupt transition (34) from an unthreaded portion (33) to a full thread dimension (35), the thread runout (36) occupying no more than one pitch length of the thread in the axial dimension, and ...
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WO/1986/000378A1 |
A method of increasing the resistance to pull out of a screw (20) screwed into a receptive substrate (35) which comprises unscrewing the screw and removing it from the hole and then locating a spiral member (140) having an outwardly faci...
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WO/1986/000118A1 |
A bolted joint between two parts (10, 12) is strengthened by means of an annular reinforcement (20) having a sloping face (22) engaging a groove (18). Tightening of the bolt produces a compressive stress around the hole which counteracts...
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WO/1985/005415A1 |
A wood screw is characterised in that its core (2) is generally cylindrical with a diameter which does not exceed that of a prebored hole, that it comprises two threads, viz. a main thread (3) and an auxiliary thread (4), of which the fo...
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WO/1985/003249A1 |
An insulating coupling (16, 18) for drill collars (10, 12) and a method of manufacturing thereof are presented wherein the coupling (16, 18) consists of an electrically insulating ceramic coating (24) applied in thickness from 0.002 to 0...
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WO/1985/002237A1 |
A composite molded plastic article (20) includes a metal nut insert (10) adapted to be molded in place within a body (36) of plastic material. The nut insert is adapted to be mounted on a pin (46) projecting into a mold cavity (38) of a ...
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WO/1985/001090A1 |
A cap (1) for protecting bolts (8) and nuts (9) protruding from a surface (11) against damaging effects from their surrounding environment in and on water and on land. The cap comprises an internally threaded sleeve (2), closed at one en...
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WO/1984/002149A1 |
A high lubricity codeposit of zinc and graphite, and an improved method for depositing the codeposit. The coating is characterized by a coefficient of friction equal to or less than .130, and a high resistance to corrosion evidenced by n...
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WO/1984/001487A1 |
Method and structures for enhancing the conductivity of graphite composite materials for lightning protection and prevention of attachment of lightning to fasteners. The integral lightning protection system for composite aircraft skins, ...
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WO/1983/001282A1 |
New connection member with threaded hole working essentially in traction, but also in flexion, and manufacturing method thereof. The member, intended to connect two parts together, is comprised of a laminated material with plane layers (...
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WO/1981/002045A1 |
The push frame (12) of a tractor-scraper (10) normally has a plurality of cover plates (14) releasably secured therebelow to provide access internally of the push frame. In standard practice, the cover plates are secured to the push fram...
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WO/1981/000603A1 |
An improved screw-and-nut unit or screw joint, comprising a screw spindle body (1) formed with at least one non-threaded section (5) extending along the spindle body, and at least one nut member (2) formed with a threaded section (7) mat...
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WO/1980/000178A1 |
A fastener and method of manufacturing fasteners is disclosed including coating the fastener with a cured, oil-free polyester coating, the cured polyester coating comprising the reaction product of one or more polyols selected from the g...
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JP7450217B2 |
The present invention is equipped with a shaft 11; a bolt 10 having a head 12 with a diameter larger than that of the shaft at a first-side end of the shaft; a first sleeve 20 having a cylindrical shape through which the shaft is inserte...
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JP7444831B2 |
To provide a leaf spring nut preventing a retaining effect from being lost by making the leaf spring nut hard to be rotated with respect to a rod body in which a spiral screw is formed, and a fastening structure employing the same.The pr...
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JP2024029181A |
An object of the present invention is to provide a screw component that can reduce the mechanical load of a member with a small tightening torque and achieve a high pullout value. [Solution] A threaded part (10) for cutting a mating thre...
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JP7434474B2 |
The invention relates to a mechanical high-current connection clamping screw device (12) for an electrical high-current connector (10) in particular for the automotive sector, with a clamping screw (200) which extends in an axial directi...
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JP7433137B2 |
To provide a looseness preventing screw member that is easy to manufacture, has stable screw thread strength, can give a good feeling of a threading condition upon screwing, and has less damage to a screw thread.A loosening preventing sc...
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JP7424687B2 |
[Problem] To provide an anti-loosening bolt having excellent fastening workability. [Solution] An anti-loosening bolt according to the present disclosure has a screw shaft 1 having an outer circumferential surface on which a male screw t...
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JP2024008317A |
[Problem] Bolts and nuts are widely used to join machines and buildings, but they often fall off and cause problems. The present invention provides prevention and countermeasures against bolts and nuts falling off. [Solution] The inner d...
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JP2023179717A |
To provide an improved anti-cross thread fastener.A male anti-cross threading fastener comprises: a substantially round shank having a lead end, a torque end, and a plurality of male threads around a circumference of the shank, the plura...
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JP7397495B2 |
To provide a bolt structure with anti-fatigue and anti-loosening functions, which is unprecedentedly safe and reliable by applying a bolt having excellent fatigue strength with a characteristic of being hard to loosen with a simple mecha...
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JP2023177023A |
To provide a technology which can secure the operability of an individual user, in a fastening structure.A fastening structure is constituted so that a first screw component and a second screw component can be screwed to each other. An i...
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JP2023170319A |
To provide a lag screw bolt capable of efficiently carrying out an operation to inject an adhesive; and to provide a method for burying the lag screw bolt into a wood material, which allows the lag screw bolt to firmly couple with the wo...
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JP7385656B2 |
A fastener includes a shank having a first end and a second end. The fastener also includes a thread provided on the shank, the thread including a first region having a first thread angle and a second region with a second thread angle, a...
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JP7378259B2 |
To provide a fixing member which can stably fix a heat insulation material to a different member.A fixing member comprises an extension part extending in an axial line direction, and inserted into a different member in a state in which t...
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JP2023161618A |
To provide a substantially semi-spherical head-type high strength bolt which is favorable in usability as a whole, and a fastening member.A substantially semi-spherical head-type high strength bolt 2 constituting a fastening member 1 tog...
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JP2023545944A |
Embodiments of components for use within a substrate processing chamber are provided herein. In some embodiments, a component used within a substrate processing chamber includes a body having an opening extending partially through the bo...
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JP3244239U |
The present invention provides bolts and nuts that can suppress the occurrence of stress corrosion cracking even when used in a high-temperature corrosive environment. [Solution] In a stress corrosion cracking resistant bolt that is enga...
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JP7364985B1 |
[Problem] By injection molding, it is possible to obtain beautiful molded products of various shapes even if the mold used for molding is at a low temperature, and it has 45°C abrasion resistance, low chemical permeability, and durabili...
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JP7362109B2 |
To provide a cutoff bolt allowing simple work in a simple configuration, a decorative cap member for a scaffold tie anchor and an assembly method of the decorative cap member for the scaffold tie anchor.The cutoff bolt 2 according to the...
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JP2023136679A |
To provide a harness exterior body in which an insertion tube having a metal layer and a braided wire can be connected so as to be electrically conductible, and a method for assembling the harness exterior body.In a harness exterior body...
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JP2023539856A |
Provided is a method for coating threaded elements, in particular threaded elements for connecting pipes 2, preferably automotive pipes. The threaded element has at least one thread 3 and at least one unthreaded contact surface 4,5. At l...
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JP2023539548A |
The rotary cutting tool includes an exchangeable cutting head and a tool holder. The replaceable cutting head includes a front cutting part and a rear assembly part. The assembly portion includes a male coupling member including a male t...
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JP7339494B2 |
To facilitate performing visual inspection on a bolt joined part and provide further excellent anticorrosion property.A bolt joined body is formed by joining a first metal member to a second metal member with a joining member including a...
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