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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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JP6215601B2 |
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JP6215776B2 |
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JP6213666B2 |
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JP6215740B2 |
In a part-fastening structure, one of respective threads of a first nut member for fastening a first part and a second nut member for fastening a second part, is a right-hand thread, and the other is a left-hand thread. The members are c...
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JP6211629B2 |
This member drive mechanism changes the relative position of a second member with respect to a first member and is provided with: a contact section that is provided to the first member; a biasing section that is an elastic lip that is pr...
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JP6207102B2 |
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JP6207882B2 |
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JP3212694U |
[Subject] When sufficient for business, a slack preventive structure bolt which can solve bolting is provided. [Means for Solution] It constitutes with main part bolt 2 and diameter expansion bolt 9. While main part bolt 2 consists of he...
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JP2017172637A |
To provide a simple connection structure for two male screw shafts in which the shafts can be rigidly connected not only against an external force in an axial line direction of two male screw shafts but also against a rotating force arou...
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JP2017527745A |
The present invention relates to a wheel disc (1), which is precisely assembled with at least one sealed metal sheet (2) fixed to the wheel disc (1) in a manner movable in the circumferential direction of the wheel disc. In the state, it...
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JP2017166630A |
To perform a positive fastening of an object to be fastened by using a usual bolt without leasing a jig and the like even if a space for engaging a tool with a head part of a bolt cannot be assured.A head part 12b of a bolt 12 is tempora...
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JP2017166631A |
To perform a fastening operation with a high fastening torque by using a usual bolt even if a space for engaging a tool for restraining rotation of a head part of a bolt or a nut with the head part of the bolt cannot be assured.A washer ...
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JP2017166687A |
To provide an expansion anchor device for use in preventing a bolt from being dropped from an anchor nut.This invention relates to an expansion anchor 1 comprising a cylindrical anchor nut 2 formed with a female thread part 21 at its inn...
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JP6198196B2 |
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JP6199238B2 |
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JP6200114B1 |
[Subject] Offer of a slack setscrew which demonstrates an effect properly stop loosening even if you carry out repetition use. [Means for Solution] While having the same flank angle as an upper frank side of a female screw slot in the va...
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JP2017155325A |
To make a self-lock type washer anticorrosive while functioning.Electroless plating or hard electrolytic plating is employed to make a washer anticorrosive while having washer surface hardness. A cam surface of the washer is coated with ...
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JP6192156B2 |
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JP2017150671A |
To make it possible, when connecting a first plate-like member and a second plate-like member, allow smooth alignment adjustment of bolt insertion holes relative to each other while allowing the first plate-like member and the second pla...
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JP6187953B1 |
[Subject] Slack of a nut with a bundle is prevented certainly. [Means for Solution] Shape of nut 6 with a bundle is made bag-like [which established upper end side 3 of bolt 1 for covering device 7 of Encompass thickness meat], Straight ...
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JP6187931B2 |
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JP2017524116A |
The present invention is primarily used to provide a locking washer that ensures that the slanted surface of the washer always ensures a wedge effect when the nut rotates in the loosening direction so that the slanted surface of the wash...
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JP6183723B2 |
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JP2017141853A |
To provide a method for manufacturing a fastener comprising a bolt and a nut, for integrating a fastened tightening nut and loosening nut without changing fastening workability at all, and surely preventing looseness of the tightening nu...
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JP6179867B2 |
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JP6179926B2 |
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JP6178105B2 |
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JP6177593B2 |
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JP6177838B2 |
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JP6173498B2 |
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JP2017129279A |
To provide a lockwasher (10) which is to be inserted between a bearing element (38) and a screwable element (42) and which includes two rings (12 and 14) each of which has an engagement surface (22, 24).The rings (12 and 14) which engage...
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JP2017519945A |
It is related to the loosening set screw fastening structure, and more specifically, it is a loosening set screw fastening structure for preventing loosening between the screw and the fastening portion, and the threaded portion extending...
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JP3211482U |
[Subject] A nut for fixing an object to a building construction is provided. [Means for Solution] Female screw 34 for nut 10 to screw in bolt 14; female screw 34 is held, Head 52 surrounding female screw 34 for, rotating bolt 14 to femal...
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JP6167112B2 |
Provided is a self locking nut and a manufacturing method thereof wherein a body is spiral and has elasticity, and threads are formed in an inner circumferential surface and are engaged to the bolt. The spiral body of the nut is engaged ...
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JP2017120118A |
To surely prevent looseness of a nut by being fastened and bitten into a male screw of a bolt by a fastening nut and a looseness prevention nut of special structures without grooving or boring a bolt of a coarse screw thread which needs ...
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JP2017120119A |
To provide a bolt with a double lock type nut capable of solving the problem that for conventional bolts with a nut, the nut easily loosens with vibration or time course.A bolt with a double lock type nut is configured such that slit is ...
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JP2017115907A |
To provide a fastening mechanism showing anti-looseness function and that can be easily manufactured.This invention comprises an anchor bolt 32 and a fastening nut 51 that fasten an object A to be fastened through a right-hand screw thre...
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JP2017116091A |
To provide a washer and a fastening structure, by which a sufficient locking effect is obtained at the fastened portion of a screw.A washer 10 is used, in which a slit 13 extends from the side face 11a of a washer body 11 to the middle t...
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JP2017115934A |
To prevent engagement between washer protrusions and head protrusions of screws or the like such as washers, nuts, and bolts from being loosened.This invention relates to screws such as a washer 1, nuts, bolts, nuts with washers and bolt...
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JP6154281B2 |
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JP2017110787A |
To prevent looseness of either a bolt or a nut.Many washer protrusions 6 are arranged in a radial manner in a surface peripheral direction at a washer, the washer protrusions can be engaged with many head protrusions formed in a radial m...
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JP2017106603A |
To provide a fastening structure capable of releasing a fastening state without breaking a member.A fastening structure 10 includes a bolt 20 having a head portion 21 and a shaft portion 22, and a nut 30 threaded to the shaft portion 22....
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JP6146571B2 |
The present invention provides a microcapsule type curable resin composition which produces substantially no gases when applied to an adherend, e.g. to a threaded member, which is then tightened, and which moreover, due to exceptional co...
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JP6148975B2 |
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JP6145718B2 |
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JP6148974B2 |
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JP6145281B2 |
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JP2017096484A |
To perform a positive prevention of looseness of a nut by fastening a fastening nut having a special structure and a looseness prevention nut against a male thread of a bolt and biting them into the bolt.This invention relates to a loose...
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JP3210608U |
[Subject] It is connected to solid construction by a screw thread, and, in bolting, a bolting screw and a main part of a nut are subject to pressure of a direct screw thread, Since it is not subject to reaction power which it is closed, ...
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