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WO/2019/205957A1 |
A double-nut threaded joint preventing self-rotation in a loosening direction comprises a bolt (1), a first nut (2) and a second nut (3). A concave surface (4) or a convex surface (5) is disposed on the top of the first nut. A convex sur...
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WO/2019/205956A1 |
Disclosed is a threaded joint preventing self-rotation in a loosening direction, comprising an internally threaded component (4), an externally threaded component (5) and a washer (1). A through hole is provided in the center of the wash...
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WO/2019/201666A1 |
The invention relates to a fixing device comprising: at least two threaded rings (10, 12) which therebetween accommodate a membrane (14), which is an integral part of said ring pair (10, 12), is kept at a distance from the rings by means...
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WO/2019/198593A1 |
[Problem] To provide a bolt having improved properties. [Solution] A bolt 10 having a head 12 and a shaft 14 extending from one end 14a to the other end 14b, wherein, in the shaft 14, one thread 110, being a right-handed thread or a left...
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WO/2019/195925A1 |
A rail bolt nut locking device comprising a member having a first planar section at one end of the member, and a second planar section at an opposite end of the member, a central, curved intermediate section located between the planar se...
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WO/2019/198284A1 |
This spring washer is formed in an annular shape about an axis, and comprises: a support section including a seating surface formed along a plane perpendicular to the axis, and an open surface on a side opposite the seating surface; a de...
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WO/2019/199430A1 |
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 hig...
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WO/2019/192574A1 |
A connection structure having a dumbbell-shaped symmetrical bidirectional tapered thread external thread and a traditional thread; an external thread (9) is a dumbbell-shaped (94) bidirectional truncated cone (71) wherein an outer surfac...
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WO/2019/192558A1 |
A connection structure of a traditional thread and an external thread of a thread outlining a symmetrically and bidirectionally tapered olivary shape, comprising the external thread (9) which forming a helical shape on the outer surface ...
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WO/2019/192559A1 |
Disclosed is a connection structure of a bolt and a nut with an asymmetrical bidirectional conical thread having an olive-like shape, solving problems such as the poor self-positioning and self-locking of existing threads. An internal th...
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WO/2019/194876A1 |
A locknut for a bolt which can be used in high temperature environments. The locknut includes a frictional force which prevents unauthorized removal of the locknut from the bolt. This frictional force can be set at a desired level and mu...
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WO/2019/192580A1 |
An olive-shaped asymmetric bidirectional conical thread connection pair, comprising an external thread (9) and an internal thread (6) threadedly matching each other, wherein the body of the internal thread (6) is a helical bidirectional ...
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WO/2019/192548A1 |
An olive-shaped asymmetric bidirectional tapered thread connection pair having a large left taper and a small right taper, for use in solving the problems of poor thread self-positioning and self-locking properties of an existing thread,...
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WO/2019/195724A1 |
A combined anchor, fastener and leveling assembly for mounting an object to a support structure includes an anchor baseplate having a top surface and a bottom surface, an elongated post having an upper end and lower end, with the upper e...
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WO/2019/192561A1 |
Disclosed is a connection structure of an external thread and a traditional thread with an asymmetrical bidirectional conical thread having an olive-like shape, solving problems such as the poor self-positioning and self-locking of exist...
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WO/2019/194154A1 |
Provided is a mechanical seal in which a rotational force is unlikely to be transmitted to a bolt and in which the bolt can be prevented from loosening. This mechanical seal 1 is provided with: rotating sealing rings 20, 21 which rotate ...
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WO/2019/192555A1 |
A connection structure of a bolt and a nut of a thread outlining a symmetrically and bidirectionally tapered olivary shape, an internal thread (6) on the inner surface of a cylindrical body (2) outlining a bidirectionally tapered hole (4...
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WO/2019/192577A1 |
A connection structure of a traditional thread and an external thread of a thread outlining an asymmetrically and bidirectionally tapered dumbbell-shape, solving the problems of poor self-positioning and self-locking of existing threads,...
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WO/2019/192566A1 |
A connection structure having a dumbbell-shaped bidirectional tapered external thread and a traditional thread having a large left taper and a small right taper, comprising an external thread (9) which is a dumbbell-shaped (94) bidirecti...
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WO/2019/192575A1 |
A bolt and nut connection structure having a dumbbell-shaped asymmetric bidirectional tapered thread, which solves the problem of existing threads wherein self-positioning and self-locking is poor; an internal thread (6) is a bidirection...
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WO/2019/192547A1 |
A connecting structure for bolts and nuts having "olive"-shaped left-right asymmetric thread flanks larger at left and smaller at right, solves the problems of poor self-positioning and self-locking performances of existing threads. An i...
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WO/2019/192562A1 |
Disclosed is a connection pair having an olive-like shape and dumbbell-like shape asymmetrical bidirectional conical thread, solving the problem of the poor self-positioning and self-locking performance of existing threads, wherein the i...
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WO/2019/192565A1 |
A connection structure of a traditional thread and an internal thread outlining a bidirectionally tapered dumbbell shape having a larger left-end conical degree, the internal thread (6) forming a helical shape on the inner surface of a c...
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WO/2019/192573A1 |
Disclosed is a connection structure of an internal thread and a traditional thread with a symmetrical bidirectional conical thread having a dumbbell-like shape. The internal thread (6) is a dumbbell-like shape (94) bidirectional conical ...
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WO/2019/190116A1 |
The present invention relates to an anti-loosening nut with an embedded spring configured to change the clamping force according a clamping direction of a bolt, the anti-loosening nut comprising: a stopper, inside a spring room in which ...
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WO/2019/190405A1 |
A method and an apparatus for detecting condition of a bolt on a bolted structure, the method comprising: inputting an image comprising a bolt for detection; detecting that the bolt is a circular or hexagonal bolt; performing perspective...
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WO/2019/184298A1 |
A locknut comprises a first nut (1) and a second nut (2). The first nut (1) and the second nut (2) are simultaneously fastened to the same bolt (4). One of the contact faces of the first nut (1) and the second nut (2) is an inclined plan...
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WO/2019/179980A1 |
The invention relates to a device (1) for securing and adjusting a bearing (P) in an opening intended for this purpose in a bridge or bottom plate of a timepiece. It comprises a first screw (2), called bearing screw, which defines a sett...
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WO/2019/170376A1 |
The invention describes a fixing assembly for fixing the position of a detachable connection means, said assembly having an abutment (7) and at least a first threaded portion (71), wherein the first threaded portion is securely connected...
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WO/2019/167328A1 |
[Problem] The purpose of the present invention is to improve the engagement between a pulling device and a bolt-nut assembly while limiting increases to the number of components. [Solution] A pulling device 1 which is for pulling upward ...
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WO/2019/162146A1 |
A nut (2) is prevented from turning during screwing by a body (12) attached to one of the parts to be tightened (6) by rivets (14). The body (12) prevents the nut (19) from rotating via a ring (19) coupled without clearance with the nut ...
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WO/2019/157821A1 |
A connection mechanism for preventing loosening, comprising a connection body (3) having one end (4) provided with a thread, the connection body (3) being able to pass through and being fixed in a mounting hole (2) which is provided on a...
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WO/2019/154351A1 |
Disclosed is a combined nut, comprising an inner sleeved nut (1) and an outer sleeved nut (2), wherein the inner sleeved nut (1) is in the shape of a truncated cone and is provided with an inner hole along the axis, an inner thread is pr...
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WO/2019/153926A1 |
An anti-loosening and anti-disengagement bolt and nut assembly, an anti-loosening and disengagement bolt and an anti-loosening and disengagement nut thereof, the assembly mainly comprising the anti-loosening and disengagement bolt and th...
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WO/2019/147361A1 |
A device for making plumbing connections is provided. The device includes a first compression nut, a second compression nut, a sleeve fitting body between the first compression nut and the second compression nut, a first ferrule between ...
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WO/2019/140785A1 |
Provided are a lockable threaded pair, an optical path adjustment device and a projection apparatus. The lockable threaded pair comprises a stud (42) and a locking module (41) for locking the stud (42), wherein the locking module (41) co...
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WO/2019/142378A1 |
Provided are structure for a nut and that for a feed screw mechanism, which enable bolt tightening torque to be kept low. A nut (12b) is provided with a cylindrical section (19a) and a slit (20a). The cylindrical section (19a) has a fema...
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WO/2019/128856A1 |
Disclosed is an anti-loosening washer (100) for a threaded connector (200) and a preparation method therefor, the anti-loosening washer (100) comprising an upper washer (1) and a lower washer (2), wherein a plurality of first ratchets (3...
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WO/2019/121006A1 |
The invention relates to a threaded element (1), which is designed as a cold extrusion part made of metal and has a longitudinal center axis (L). The threaded element has a thread (5) having a thread pitch angle. The threaded element (1)...
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WO/2019/117376A1 |
The present invention relates to an anti-loosening detachable washer and, more particularly, an anti-loosening detachable washer that can prevent a bolt or a nut from easily loosening even by vibration by preventing the bolt or the nut f...
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WO/2019/114847A1 |
The present invention relates to a fixing device (1) for connecting means (2) having a polygonal head for the detachable connection of flanges (3) which can be connected to one another and clamped against one another by a screw connectio...
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WO/2019/114080A1 |
An anti-loose threaded pair (100) and an anti-loose threaded part, wherein the anti-loose threaded pair comprises a first threaded part (10) and a second threaded part (20); the first threaded part is internally provided with a first thr...
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WO/2019/109292A1 |
A washer (1) for a fastener (5). The fastener (5) is to be connected to a moving component. The fastener (5) is inserted into a hole (3) of the washer (1) and twisted into a flange face of the moving component. The washer (1) is in conta...
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WO/2019/113356A1 |
A fastener is staked to a sheet of equal or higher strength material. The fastener can be staked to a substantially circular shaped opening in the sheet material but other shapes of openings can be used. The opening is prepared by formin...
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WO/2019/103879A1 |
A fastener is installed by applying an axial pressing force onto a mating component such as a round pin or a square tab. The fastener includes spring arms formed by bent tabs which deflect when pressed onto and grip the pin or other mati...
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WO/2019/098688A1 |
The present invention relates to a fastening device having an unfastening prevention function. According to an embodiment of the present invention, unfastening from a member due to various external factors when the fastening device is fa...
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WO/2019/084949A1 |
A cage nut assembly (100) includes a nut (104) that is configured to be constrained within a retaining chamber (134) of a retaining cage (102). The nut (104) includes a base (140) and a fastener retainer (142) extending from the base (14...
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WO/2019/087211A1 |
The present subject matter provides a lock nut (100) for engaging with a shaft (304). The lock nut can comprise a head portion (102) and a body portion (104). The body portion (104) can comprise a bottom face (106). The bottom face can h...
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WO/2019/088217A1 |
[Problem] To enable, during the affixation of a member using a bolt and a nut, the fastening to be easily and efficiently performed. [Solution] An insert nut 10 is provided with: a nut body section 11 having a hole which extends in the d...
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WO/2019/086088A1 |
An object of the invention is achieved by a mounting element (10) for mounting a unit on a wall face. The mounting element comprises a mounting end (12) and an insertion end (14), which ends define an insertion direction (60). The mounti...
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