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JP6286641B2 |
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JP2018031419A |
To provide a technique of suppressing occurrence of foreign matter due to slide of a bearing surface and a metal washer, regarding a screw with a washer comprising the metal washer and a rubber washer.A screw 2 with a washer includes a s...
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JP6286246B2 |
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JP6286521B1 |
To provide a method for manufacturing a male thread member, a female thread member and a male thread member capable of efficiently performing fastening work without increasing the number of parts by incorporating a collar on the male thr...
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JP6285600B1 |
To provide a novel implant device capable of obtaining a loosening prevention effect by a wedge action even within a plate thickness of about several mm. In an implant instrument including a tapping screw 2 screwed into a bone tissue 1 o...
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JP6286374B2 |
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JP6281880B2 |
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JP2018025270A |
To effectively prevent a fall of a lock nut attached to a shaft.A fall prevention mechanism comprises: a lock nut 40 which is screwed to one end side rather than a portion to which a flange 32 of a propeller shaft 20 is attached, and has...
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JP6280053B2 |
In order to optimize a nut and a method for the production of a nut, comprising a nut body which is provided or can be provided with an internal thread and has a polygonal section with a polygonal outer contour which has, on the one hand...
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JP6279990B2 |
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JP6278661B2 |
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JP3214871U |
[Subject] Existence of the completion of work of a conclusion state with a bolt between things to be concluded and a nut can be checked easily visually, and a bolt nut conclusion implement which can moreover maintain a conclusion state o...
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JP6275825B2 |
A self-tapping screw which can increase drag torque even when not enough seat surface area and not enough of the screw thread can engage, and a fastening structure, are provided. This self-tapping screw has a head part (10) and a screw s...
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JP2018018948A |
To reduce corrosion of an enclosure.A fastening structure of an exterior cover includes an exterior cover including a metal plate having a first open hole and a projection, and covered with a coating, a metal frame having a second open h...
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JP6273037B1 |
A conclusion state is held certainly to have concluded, and the conclusion implement which can be loosened easily is provided to loosen. The 2nd nut 11 of the hexagon is allocated for the perimeter so that the 1st nut 9 may be covered. F...
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JP6272656B2 |
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JP6263691B1 |
[Subject] It is in providing the slack lock nut excellent in bolting workability. [Means for Solution] Consisting of two nuts 1 of the same shape, and 1', each nut and 1' have convex part 10 (10') and crevice 20 on the basis of upper sur...
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JP6267137B2 |
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JP6263751B2 |
The bolt of the present invention can reliably peel coating even when fastened with a low torque, and can secure sufficient conductivity. A coating peeling part 4 for peeling coating is formed at a tip end of an axis part 2 in which a re...
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JP6261896B2 |
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JP6260843B1 |
[Subject] A screw thread of a bolt and a screw hole of a nut are made compulsorily close, and structure of a high lock nut of an effect is provided stop loosening. [Means for Solution] A plurality of vertical slits 7 are radiately put in...
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JP2018003896A |
To enable a screw used for fixing various kinds of members or the like to a member to be fixed or used for fixing several members to each other to be prevented from being vibrated while restricting a height of a head part.There are provi...
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JP2018004067A |
To provide a falling-off preventing device for a fastening nut for preventing the fastening nut screwed to a bolt from loosening due to vibration or the like and falling off from the bolt.A falling-off prevention device is for a fastenin...
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JP3214339U |
[Subject] A connecting tool which has the performance beyond a JIS standard and a standard is provided securing a return stop function which JASS6 requires. [Means for Solution] A connecting tool consists of plate spring nut 10 and flang...
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JP2018003945A |
To provide a washer capable of being easily manufactured and obtaining a strong looseness prevention effect, a nut, a bolt, and a fastening method.A washer 10 used in fastening of an object A to be fixed and having a looseness prevention...
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JP2018003954A |
To effectively prevent that a lock nut attached to a shaft is fallen.A fall prevention mechanism comprises: a lock nut 40 which is screwed to one end side rather than a portion to which a flange 32 of a propeller shaft 20 is attached, an...
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JP2018003864A |
To provide an insert nut and a fastening device capable of reducing occurrence of looseness caused by some disturbances such as a vibration of a fastened bolt or a temperature variation and the like without increasing the number of assem...
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JP2018500527A |
In the safety fixing member (10) for joining two components, especially for screw joining, the safety fixing member is ring-shaped. The safety fixing member has an outer profile (11) that goes around the outside and an inner profile (12)...
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JP2017219076A |
To provide a bolt capable of exhibiting a looseness prevention function even in a case of repeatedly attaching/detaching the bolt.A bolt 1 includes a groove 4, which extends along a spiral shape of a thread 3, at top parts 31 of the thre...
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JP6247602B2 |
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JP6247183B2 |
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JP2017214995A |
To provide a screw capable of exhibiting a high looseness prevention effect and facilitating work for screwing.A screw has a shaft part extending from a first end as a screw tip part to a second end along a central axis, according to one...
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JP6240313B2 |
A medical connector includes a body having a distal end, a proximal end, and a sidewall extending between the distal end and the proximal end. The medical connector further includes a helical thread extending radially outward from a surf...
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JP6239651B2 |
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JP6239301B2 |
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JP6232970B2 |
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JP3213541U |
[Subject] It attaches easily by uniting a nylon washer with a nut, and contact of metal is lost, electric corrosion generating and a bearing surface get damaged, and it prevents generating of an allophone by contact of the metal of a fas...
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JP6231790B2 |
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JP6231807B2 |
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JP6231796B2 |
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JP6231795B2 |
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JP2017198344A |
To provide a falling prevention tool that can be easily installed to a bolt.A falling prevention tool 1 of this invention includes a coil spring part 2 in which a coil element wire 2A is wound into a substantial circular shape in a subst...
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JP2017198269A |
To provide a lock nut acting as both to stop looseness and remove a fastened nut under vibration.A lower part of a nut S has a protrusion part 1 at a seat surface part 2 of one outer edge part 10, and a V-shaped slit part 5 exceeding an ...
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JP6224991B2 |
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JP6224294B2 |
The dual-threaded screw structure 1 has a first thread (S1) and a second thread (S2) with various leads formed on the dual-thread portion and has a function of preventing loosening without insufficiency in strength of the dual-thread por...
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JP3213223U |
[Subject] While being able to perform screw fastening speedily, even if it does not carry out an increase bundle, a firmly fixable one hole type two-step type bolt is provided. [Means for Solution] While establishing one hole 13a in mino...
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JP2017194079A |
To maintain high fastening force, in a male screw body configured by, for example, overlappingly forming two spiral grooves having different lead angles and/or lead directions.A male screw body 10 includes a shaft part 12, a first spiral...
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JP2017194118A |
To provide a screw fastener capable of carrying out secondary fastening with high accuracy by a simple structure.A head portion 14a of a bolt 14 and an abutting portion 16 of a collar 15 have stepped surfaces 14f and 15c transmitting rot...
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JP3213238U |
[Subject] Bolt structure where a locking device effective for slack prevention and theft prevention was built in is provided. [Means for Solution] Base bolt 11 inserted in a hole in which one side edge part is formed by overlapping a fix...
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JP2017194121A |
To provide a locking screw capable of easily being fastened because of small fastening resistance, and preventing looseness due to vibration or external force without preparing another component, or maintaining fastening force, and a man...
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