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WO/2021/071873A1 |
A combined thread forming and thread locking fastener is disclosed. A fastener includes three thread zones. A first thread zone utilizes a first thread forming thread profile with an increasing outer diameter. A second thread zone extend...
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WO/2021/062167A1 |
A connector having a male component and a female component. The male component has a first tubular section, a second tubular section, and a midsection between the first tubular section and the second tubular section. The female component...
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WO/2021/057534A1 |
Provided is an interlocking locknut kit with end face taper centering, the locknut kit comprising an upper nut (1, 3) with an axial threaded through hole I (12, 32) and a lower nut (2, 4) with an axial threaded through hole II (22, 42). ...
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WO/2021/051716A1 |
A self-locking and anti-loosening fastener, consisting of a limiting nut (1), a limiting bolt (3), and a limiting sleeve locking nut (2). A limiting pin (3-2) is machined at the front end of the limiting bolt (3); threads matched with th...
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WO/2021/052981A1 |
The present invention relates to a fastener (10), comprising: a screw (30) comprising a threaded portion (36); and a sleeve (32) comprising a body (68) and a tapped portion (66); the threaded portion of the screw comprising: a first part...
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WO/2021/055479A1 |
A lock tab washer, a pipe hanger, and a method of assembling a pipe hanger are disclosed. The lock tab washer can comprise a washer body, the washer body defining a first side and a second side opposite the first side, the washer body de...
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WO/2021/055103A1 |
A sealing wedge-lock washer assembly usable in a hygienic, secure fastening system. A wedge-lock washer assembly comprises two wedge-lock components—one of which is a sealing wedge-lock washer having a wedge-lock cam and a sealing mate...
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WO/2021/043336A2 |
The present utility model relates to the technical field of aircrafts, and in particular, to a wing detachment assembly and an aircraft. The wing detachment assembly comprises a first connecting portion and a second connecting portion, o...
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WO/2021/038858A1 |
A bolt nut (1) comprises a nut (2) including a substantially cylindrical nut main body (4), a plurality of nut divided bodies (4a), a substantially cylindrical cover body (5) that covers the nut main body (4), a cover-side tapered part f...
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WO/2021/039009A1 |
Provided is a steering device having a lock nut that fixes the outer ring of a steering nut screwed to a rack bar and in which a loosening prevention protrusion formed in a lock nut body is brought into contact with a radial abutting sec...
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WO/2021/037769A1 |
The invention relates to a cage valve (10), comprising a valve housing (14), a valve cage (30), a valve seat (20) and a valve element (12), which cooperates with the valve seat (20) and with the valve cage (30) in order to set the flow c...
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WO/2021/032984A1 |
The present invention relates to supports or brackets for attachment to threaded rods. In particular this invention relates to supports and brackets for supporting cable trays and ducts that are attached to threaded rods or studs. A supp...
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WO/2021/023626A1 |
The invention relates to a locknut having a nut body (12), which has a threaded portion with inner thread (16), a peripheral shoulder (20) adjoining the latter, and a collar surrounding the shoulder, and having an annular disc (22) made ...
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WO/2021/019545A1 |
A threadless nyloc nut (200) configured to receive a threaded member is disclosed. The threadless nyloc nut (200) comprises a nut body (202) and a nut insert (204). The nut body (202) defines a multi-step through hole (302) comprising a ...
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WO/2021/009425A1 |
The present invention concerns a tie rod (13) suitable for being attached at two attachment points of a structure, the tie rod (13) having a first attachment end (15) comprising a first circular opening (17) and a second attachment end (...
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WO/2021/009608A1 |
Fastening element (1) insertable in an opening of a fastening support and having a main development axis (Z). The fastening element (1) comprises a head (2) having at least one protuberance (10) for plastically deforming the fastening su...
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WO/2021/008431A1 |
A nut which cannot be loosened, the nut being a nut provided with an inner conical cavity nut (1) and an outer conical boss nut (2) which are in self-locking paired matched usage. An opening through groove is formed in the boss part posi...
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WO/2021/010959A1 |
A self-clinching fastener for attachment to a plastically deformable metal panel includes a body portion with a central axis, the body portion has an outer peripheral surface extending in a direction perpendicular to the central axis. A ...
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WO/2021/011539A1 |
A vibration resistant fastening system for attaching a working surface to a threaded stud, the stud extending longitudinally through a hole defined through the working surface, includes: a nut including a forward annulus, a rearward head...
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WO/2021/006606A1 |
The present invention relates to a double structure bolt having an improved fastening force between a shower head and an upper support plate, wherein the upper bolt is provided as one piece type, minimizing the load transmitted to the sh...
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WO/2021/000348A1 |
An anti-loosening bolt component the disassembly of which is controlled by preset torque, comprising a bolt (11), a nut (21) and a stop washer (31) which match each other, wherein the bolt (11) is provided with an axial groove (1103); th...
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WO/2020/262267A1 |
The present invention provides a loosening-prevention method which enables easy and quick fastening operation of nuts and from which strong and reliable loosening-prevention effects can be obtained. A lock nut 1, as a whole, comprises a ...
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WO/2020/256904A1 |
Engaging washers such as reaction washers and backup washers can include novel advantageous features. For example, an engaging washer can include an inner row of teeth and an outer row of teeth, where the teeth in the inner row can slope...
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WO/2020/251650A1 |
A captive fastener is disclosed having a longitudinal slot along the shank for receiving a hold out clip, and a pair of diametrically opposed slots for receiving a pair of push out clips. The push out clips are formed with hook shaped en...
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WO/2020/251655A1 |
A pin lock fastener (100) comprises a fastener component (102) having an aperture (104) formed through an outer surface of the fastener component, and a pin (108) supported by the fastener component and slidable through the aperture. The...
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WO/2020/249629A1 |
The nut comprises locking jaws (14), a floating end of which is actuated by cam profiles inside a rotary actuation ring (19). The jaws are produced by removing material from the body (11) of the nut and shift from the locking state to th...
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WO/2020/251651A1 |
A captive fastener is disclosed having a longitudinal slot along the shank for receiving a hold-out clip, and a chamber that houses a retractable cam member. The cam member is spring actuated to extend out of the shank and can be retract...
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WO/2020/246656A1 |
The present invention relates to a pipe fixing member for maintaining a coupled state of a first pipe flange (11) of a first pipe (10) and a second pipe flange (21) of a second pipe (20), wherein the first pipe flange (11) and the second...
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WO/2020/243793A1 |
A locking assembly (10) for a medical device (1), the device (1) adapted to adjust the position of an upper teeth engagement member to a lower teeth engagement member, the device (1) having a plate, an elongate recess and a block slidabl...
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WO/2020/237910A1 |
An anti-loose screw nut assembly, relating to the technical field of fasteners. The screw nut assembly comprises a screw (3), wherein a first thread (4) and a second thread (5) are provided on the screw rod (3); a first nut (1) and a sec...
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WO/2020/236813A1 |
A compound screw is a two-piece assembly where the head of the screw can rotate in the tightening direction to a designed tightening torque to drive the screw while being able to positively counter-rotate in the loosening direction. The ...
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WO/2020/228487A1 |
An anti-loosening combination nut for use in high-frequency vibration equipment or buildings. The nut consists of recessed and protruding nuts, the recessed nut acts on the open protruding nut, and the open protruding nut is designed wit...
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WO/2020/230083A1 |
Tie bolt (1) and process for making such tie bolt (1) having a shank (2) and a nut (3), in particular a dead nut (3); wherein the nut (3) is tightened and locked around a respective end of the shank (2), so as to form an indivisible body.
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WO/2020/227769A1 |
A threaded fastener pair, including: a first threaded fastener with a male threaded portion; and a second threaded fastener with a female threaded portion, the female portion being configured to receive the male threaded portion, wherein...
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WO/2020/225463A1 |
The self-locking threaded connection element, which can be a screw (fig.l) or a nut (fig.6), and which comprises a thread with a set of several turns, characterised in that the thread comprises a thread pitch (P-P5) which varies from one...
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WO/2020/227674A1 |
A threaded installation is provided. The threaded installation includes a nut, a bolt, and a housing. The housing includes a threaded hole. A first threaded connection is formed where the bolt is threadably coupled with the nut, and a se...
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WO/2020/221429A1 |
A hub lock nut assembly for retaining a vehicle wheel hub in position. The hub lock nut assembly comprising a hub lock nut and a mating component with which the hub lock nut is arranged to be mated in a mated position. The hub lock nut c...
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WO/2020/221428A1 |
A hub lock nut assembly for retaining a vehicle wheel hub in position. The hub lock nut assembly comprising a hub lock nut and a mating component with which the hub lock nut is arranged to be mated in a mated position. The hub lock nut c...
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WO/2020/222298A1 |
Provided is a loosening prevention method which enables a bolt to be easily and quickly tightened and achieves a strong and reliable loosening prevention effect. A locking bolt 1 includes a first bolt 11 that has a bolt head formed by ...
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WO/2020/219262A1 |
A fixturing system for woodworking includes a woodworking table having a planar top surface and a T-slot. The T-slot has a central section that is open at the top surface, and further has a pair of undercut sections projecting laterally ...
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WO/2020/213774A1 |
Disclosed is a nut loosening prevention device for preventing loosening of a nut coupled to a screw thread formed on the outer circumferential surface of a bolt body. The nut loosening prevention device, according to the present inventio...
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WO/2020/213828A1 |
The present invention provides a loosening prevention nut (11) having a threaded portion (12) formed with a thread on a lower portion of an inner peripheral surface thereof, and having an enlarged diameter portion (17) on an upper portio...
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WO/2020/205724A1 |
A fastener assembly includes a threaded member including a threaded body portion and a head portion. The fastener assembly also includes a first lock member including a plurality of axially-extending ratchet teeth and defining an apertur...
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WO/2020/196147A1 |
A fastened object 10 is equipped with a base body 11 and a through-hole 12. The base body 11 has a base surface 13 that makes surface contact with a washer 6 of a fastener 2, and the through-hole 12 has an elongated hole shape. The faste...
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WO/2020/185297A1 |
A three-piece locking fastener including an interiorly threaded intermediate component open at opposite ends. A first screw having a first exterior thread pattern rotationally inter-engages with the interior threads of the intermediate c...
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WO/2020/183089A1 |
The invention relates to a sub-assembly of a turbine engine (10) comprising a shaft (30), a bearing (42) for guiding an axial end (40) of the shaft (30), a nut (56) which is screw-connected to the end of the shaft (40) and a member for b...
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WO/2020/182875A1 |
The present invention relates to a washer having a having central hole (3), a bolt under head engaging surface (4) and a bearing engaging surface (14), wherein - a serration on the bolt under head engaging surface (4) comprises a saw too...
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WO/2020/178756A1 |
Flange (7) comprising an annular body provided with a plurality of axial holes (7g) which are adapted to partially accommodate the shank (8b) of a screw (8) and are provided with a seat (7m) adapted to receive the head (8a) of the screw ...
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WO/2020/174790A1 |
[Problem] To enable easy loosening of a bolt or nut during maintenance, without the bolt or nut becoming loose while in a fastened state. [Solution] A lock washer 1 provided between a nut 4 and a to-be-attached object is equipped with tw...
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WO/2020/174652A1 |
[Problem] To enable easy loosening of a bolt or nut during maintenance, without the bolt or nut becoming loose while in a fastened state. [Solution] A lock washer 1 provided between a nut 4 and a to-be-attached object is equipped with tw...
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