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JP2023119354A |
To realize a cargo chamber with high quality in which a resin-made board is used for an interior material of a side wall.In a side wall structure of a truck cargo chamber in an embodiment, an interior material, which forms an inner surfa...
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JP7332356B2 |
To provide a rolling tool which can streamline the work of mounting a die on a base.According to a rolling tool 1, engagement of a male thread part 21 and a female thread part 13b is used, so that when rotating a pin 20 (head 23) by the ...
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JP2023115658A |
To provide a nut for a half-threaded bolt that easily and appropriately creates a fastening state without risk of crushing the thread, and has high looseness prevention effect.A nut for a half-threaded bolt is configured such that a bolt...
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JP7329195B2 |
The present invention is configured so as to provide mutually different positions for: a plurality of through-holes 26 in a first engaged state in which a locking protrusion 25 engages with a first key groove 21 that is in a first overla...
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JP3243263U |
An object of the present invention is to provide a male threaded member that has a locking function and also has reduced resistance during tightening to improve workability. A male threaded member (10) having a screw thread (13), the mal...
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JP7324550B2 |
The present specification discloses a locking fastener that includes a first threaded fastener axially positioned within an axial through hole of a second threaded fastener, and captured therein by a rotating joint that permits rotation ...
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JP2023107270A |
To provide an anti-loosening structure of a fastener which surely fastens a bolt.Provided is an anti-loosening structure of a tap bolt to fix a fixed object to an object. The anti-loosening structure is constituted of a bolt and an auxil...
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JP2023104855A |
To reliably prevent a nut from loosening and falling under a condition where impact, vibration or the like continues intermittently.A nut looseness prevention device 5 comprises a plurality of nuts 6 each of which is screwed onto a bolt ...
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JP7315997B2 |
To provide means that is configured so as to be capable of adjusting an angle of one member relative to the other member from among two mutually fixed members by simple structure, and holds the adjusted angle position.Support structure f...
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JP7316123B2 |
To provide a bolt and a nut capable of enhancing coupling working efficiency and reducing manufacturing costs, and enhancing an anti-loosening effect.A male screw MS is formed in the peripheral surface of a screw part 28 of a bolt 20, an...
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JP2023103739A |
To provide a nut structure which enables a first nut and a second nut to be handled as an integrated object and can screw with a bolt smoothly and achieve an excellent loosening prevention effect when fastened to the bolt.A nut structure...
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JP7315996B2 |
To provide means configured to adjust an angle of one member to the other member with respect to two members fixed to each other, and holding the adjusted angular position with a simple constitution.A support structure for supporting a s...
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JP7312494B1 |
An anti-vibration non-return clamping bolt structure that prevents loosening and disengagement. An anti-vibration non-return clamping bolt structure comprises a threaded rod member (1) and a nut member (2). The threaded rod member 1 has ...
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JP7305292B2 |
Provided is an invention relating to a bolt having a crushed portion of a ridge formed on a regular threaded portion of the bolt. The crushed portion of the ridge is set to have a height at which no screwing torque is generated when the ...
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JP2023097783A |
To provide an oblique entry prevention nut which can prevent the oblique entry of a bolt while suppressing the size enlargement of the nut as much as possible.An oblique entry prevention nut of the present invention is obtained by formin...
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JP2023096877A |
To provide a falling prevention tool that can be mounted to a bottle from either of an end part and a side face.A falling prevention tool 10 comprises a coil spring part 20, a first hook part 30, a first arm part 40, a nut corresponding ...
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JP2023091693A |
To keep a length between a bolt 5 and a tightening nut 4 constant in order to solve the problem that conventional measures of preventing looseness after tightening bolts and nuts use washers as accessories, which may cause looseness due ...
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JP2023091228A |
To provide a structure capable of easily preventing loosening of a nut.A structure is configured such that: one member 3 holds a bolt 7 in an unrotatable manner; and another member 5 has opposed fins 21, 21, the opposed fins 21, 21 being...
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JP7299909B2 |
A fixing device has two threaded rings (10, 12), and aa membrane (14) held between them that is an integral part of this pair of rings (10, 12) and is kept at a distance from the rings (10, 12) by introduced slots (16, 18, 24, 26), recti...
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JP2023088227A |
To provide an anti-loosening fastening structure capable of presenting an anti-loosening effect of a fastener consisting of a bolt member in which a simple locking projection is formed, or a nut member by using the fastener and a fixing ...
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JP2023088228A |
To provide an anti-loosening washer capable of increasing an anti-loosening action with a synergistic effect with a washer in simple and inexpensive configuration with respect to loosening of a bolt or a nut caused by vibration and capab...
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JP7296645B2 |
To provide a manufacturing method for manufacturing a slit nut having an extremely-small slit which maximally exerts a retention effect of the nut by a double-nut by a simple method.First and second nut raw materials 1, 2 have the same-d...
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JP7296676B1 |
A fastener capable of shortening the time required for fastening is provided. A threaded portion (11) in which, in the outer peripheral direction, male threaded surfaces (12A, 12B) on which a male threaded side thread (12) is formed and ...
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JP7290214B2 |
To provide means to constitute one of two members fixed to each other in a manner that its angle can be adjusted to the other member, and to keep the adjusted angular position with a simple structure.A position-adjustable fixing supporti...
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JP2023079325A |
To uniform seat surface pressure of a lower nut 10 in a fastened state in a looseness prevention device that exerts looseness prevention effect with eccentric fitting between a protrusion part 12 and a recess part 22.A looseness preventi...
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JP2023077711A |
To provide a joining structure which can improve a fastening force between a first member and a second member while suppressing an exfoliation of a rust prevention film of the first member, in the structure in which the first member havi...
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JP2023077360A |
To prevent loosening by keeping the length between a bolt 4 and a fastening nut 3 constant since there is the problem that loosening due to vibration may be caused by conventional loosing prevention after a bolt and a nut are fastened al...
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JP7286177B2 |
To provide a bolt loosening preventing unit for rail fastening which suppresses loosening of a hexagonal bolt for fastening while simply fitting a fixing cover to a bolt cap while visually observing the relative position of a bolt cap an...
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JP2023074710A |
To provide a structure capable of suppressing looseness of a nut fastened to a bolt.A nut loosening suppression structure 1 comprises a bolt block (frame) 2, a bolt 3 fixed to the bolt block 2, a nut 4 fastened to the bolt 3, and a cover...
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JP7281009B1 |
The object of the present invention is to facilitate construction management, prevent loosening of a bolt from a nut, easily maintain a tightened state within a proper torque range, and obtain adequate bonding strength with the bolt. . A...
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JP2023072487A |
To provide a component fastening structure capable of easily and surely fastening a component.A component fastening structure 1 according to an embodiment fastens a component with the usage of a bolt 30 and a nut 60. The bolt 30 includes...
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JP2023521152A |
A captive fastener is provided that is attachable to a panel along the fastener axis. The captive fastener includes a fastener having a head portion and a shaft extending from the head portion along the fastener axis. The captive fastene...
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JP7278690B2 |
To provide a corotation suppression structure for a fastening object, capable of suppressing corotation of the fastening object with a bolt.A bolt hole 11 is formed in a valve body 1. The bolt hole 11 opens on the surface of the valve bo...
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JP7278598B2 |
[Problem] To provide a co-rotation preventing device which has a simplified structure and which can be handled easily. [Solution] This co-rotation preventing device (A1) has: a first fitting section (2) into which a bolt head can be fitt...
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JP2023070806A |
To make it possible to fasten a bolt with an engagement part easily and reliably from one side.A bolt 1 with an engagement part is inserted in an open hole of a first fixed member 31 and a second fixed member 32 from the first fixed memb...
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JP2023070424A |
To facilitate work for filling a clearance between a bolt hole and a bolt with two-part mixed adhesive.A joining method according to the present disclosure joins a base member and a plate spliced with the base member to each other. The j...
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JP2023066586A |
To provide a looseness preventive structure capable of certainly preventing looseness of a fixed portion by a nut and a steel rod with a screw.A looseness preventive structure is equipped with: an inner guide 3 in which a nut 1, a steel ...
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JP7271332B2 |
To provide a water stop screw with excellent water stop.A water stop screw has: a screw body that has a screw head, a screw part, and a non-thread part provided between the screw head and the screw part and having no thread formed thereo...
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JP7267646B1 |
An object of the present invention is to prevent loosening of a bolt and a nut without increasing the number of man-hours and the number of parts. A fastening unit (1) includes a nut (20) made of a heat-shrinkable material that can be ra...
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JP7266717B2 |
A pin lock fastener comprises a fastener component (e.g., bolt or nut) having an aperture formed through an outer surface of the fastener component, and a pin supported by the fastener component and slidable through the aperture. The pin...
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JP2023517789A |
A fastening connection mechanism including a fastener assembly and an anti-rotation washer (1) is provided. A fastener assembly includes a fastener and an anti-rotation sleeve (2) coated on the fastener. An external anti-rotation part (9...
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JP2023051669A |
To enable a washer to be loosened simply for maintenance or the like when it is not loosened in a fastening state.A fastening structure is configured such that a nut 1 is applied to a tip portion of a screw rod 12 with a washer 2 interpo...
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JP7249301B2 |
To reduce weight and to shorten a processing time, in a temperature-type expansion valve using a fixing structure of an adjustment screw mechanism for adjusting a compression amount of an adjustment spring by a screw mechanism which is c...
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JP7249065B2 |
A relative rotation prevention structure for preventing relative rotation of a screw having a threaded section with respect to a counterpart member, said relative rotation prevention structure being equipped with: a counterpart-side disp...
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JP7241431B2 |
A relative rotation prevention structure for preventing relative rotation of a screw having a threaded section with respect to a counterpart member, the relative rotation prevention structure being equipped with: a counterpart-side displ...
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JP7241726B2 |
To provide a surface mounting nut that is advantageous for reducing the weight of a product while increasing a contact area with a connection object to be screwed.A surface mounting nut comprises a trunk part including a screw hole that ...
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JP7240255B2 |
To provide a floor panel fastening structure capable of improving freedom in floor panel dimension, improving work safety, and suppressing construction period and cost, by making fastening by a work from one side of an upper and lower si...
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JP2023035922A |
To provide a fastening method capable of eliminating looseness even when exposed to vibration in double nut fastening with a double screw structure.When a double nut of an inside nut 7 and an outside nut 9 is screwed into a screw part 10...
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JP2023035945A |
To provide a locking structure capable of determining whether or not fastening with a designed axial force is maintained surely on appearance.A locking structure consists of a hexagon nut 30 and a washer 20 in a hexagon nut shape. A plur...
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JP2023034990A |
To provide a jig for a screw lock which enables reduction of variations and improvement of working efficiency.A jig 1 for a screw lock includes: an arrangement part 20; a screw insertion part 30; a liquid passage 40; and multiple opening...
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