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JP2010065848 |
To provide a screw that sufficiently utilizes a fastening force developed by a washer by releasing to action a suppressed repulsive force between a screwhead and the washer after screw tightening to increase a pressing force developed ag...
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JP2010048408 |
To eliminate a risk of deformation of a washer while ensuring easiness of assembly with a double washer.The double washer includes a master washer 3 having a flange part at the upper end of a skirt part inserted into an anchor bolt throu...
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JP2010043723 |
To inexpensively provide a washer member that provides highly reliable fastening performance without a variation even if a worker varies, by surely applying fastening torque required when fastening a fastening object member by simple fas...
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JP2010038228 |
To provide a disc spring storage case, a screw member and a valve using the same, having a high looseness preventive effect of a bolt, easily performing disc spring installing-number changing work, capable of reducing the possibility of ...
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JP2010032470 |
To provide a waterproof structure of a case, capable of making its workability good in assembling while maintaining the waterproof effect.In the waterproof structure of the case, a storage recess part 27 for storing a waterproof packing ...
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JP2010032047 |
To provide an anchor element easily installable on a shaft having the contour with an outside groove, and reducing driving cost in a fixing element.This washer-shaped anchor element 11 has the contour with the outside groove, and is inst...
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JP2010032042 |
To provide a fastener assembly in which a bush is fastened and coupled with a screw by a narrow region formed by a plurality of impressions manufactured after a screw is inserted into the bush and which is fixedly arranged inside a bore ...
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JP2010025320 |
To restrain progress of potential difference corrosion while restraining cost from increasing.In a fastening structure 10 having a bolt 1 and a member 2 fastened by the bolt 1 and made of a metal having an electric potential different fr...
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JP2010014233 |
To provide a post bolt joint structure and a post joint member positively absorbing a gap between a bolt hole and a bolt and eccentricity between the bolt holes, having favorable on-site workability, and capable of stably providing struc...
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JP2010007722 |
To provide a high-strength bolt frictionally joining structure capable of providing a sealing face of a high friction coefficient without damaging workability at a job site.A high-strength bolt frictionally joining structure A, which tig...
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JP2010002003 |
To provide a grommet, enough exhibiting damping action even in a low frequency band.This grommet 1 includes: a flange part 6 provided with a through-hole 6a; an inner fitting ring part 9 provided with a through-hole 9a; a column part 8, ...
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JP2009299753 |
To enable fastening, hardly influenced by a shape of a fastening part, without an exclusive facility and special skill, without forming a through-hole in a base material.This fastener has an inner cylinder and an outer cylinder. The inne...
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JP2009299754 |
To provide an effective bearing joining structure in place of high-strength bolt joining, and a bearing joining member therefor.A screw hole (a) is formed in one member A of a joining object, and a tapered hole (b) having a diameter larg...
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JP2009293644 |
To provide an arrangement and method which can visually check a fastening condition of bolt and nut easily and exactly.A bellow section 3 is made to be completely contracted by an axially pressing force of the arrangement 1 for preventin...
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JP2009287630 |
To easily and sufficiently secure sealability of a system, in fastening part structure using a bolt in a system using a medium.In bolt fastening part structure, a washer is interposed between the bolt and a fastened member, and plastical...
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JP2009287758 |
To prevent first and second seal rings from being separated from a gasket body.A gasket 40, which is used for a fixing means 20, includes a first seal part 41, which seals the space between a pipe 10 and the fixing means 20; a second sea...
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JP2009281297 |
To provide a fastening structure capable of reducing deformation of a hole part such as a cylinder bore opened on a fastening surface by arranging a pressing force transmitting member between a first fastening member such as a cylinder b...
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JP2009281517 |
To provide a seat surface disengagement determining device for determining disengagement from a seat surface of a concave tapered shape.A strain gauge 66 is installed in an opposite side part of the load applying direction (the arrow F d...
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JP2009271694 |
To provide a highly practical assembling structure of a pedal device for a vehicle on a vehicle body.A nut 74 having (i) a body 84 with a male screw formed thereon, (ii) a fixing part 86 formed for fixing, and (iii) a joint part 88 forme...
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JP2009270632 |
To provide a manufacturing method of a splice plate capable of executing concavo-convex machining to a wide range of area by a simple method, while getting a slipping coefficient more than a predetermined value by forming a concavo-conve...
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JP2009270611 |
To provide a wavy washer which has wavy portions easy to independently deform, which is anchored and mounted onto a member such as a male screw or a shaft component in use in such a manner that it is easily fitted to the member while har...
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JP2009270714 |
To propose a fixing device for fixing an additional structure part to a foundation structure part, capable of being easily assembled and uniformly transferring the lateral force from the additional structure part to a fixing element.The ...
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JP2009228888 |
To prevent the rotation of a tongued washer without depending on any other fixture.A pair of right-left locking members 9 projecting by a required dimension to the reverse surface side are integrally installed at one end of a plate-like ...
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JP2009209985 |
To provide a sealing device, which is constituted by a metal plate keep washer 10 in which a synthetic resin enclosure 2, a bolt 4 for fastening the same, and a seal washer 9 interfit to the bolt are provided, and the seal washer contact...
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JP2009204159 |
To provide a component fastening structure capable of fastening a fastening object component to a base member well.This vehicular component fastening structure 10 is provided with: a collar nut 24 with a flange having a collar part 26 pe...
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JP2009191964 |
To provide a fastening structure excelling in vibration damping effect not only in a compressing direction but also in a shearing direction by fastening two members in a state of applying orthogonal biaxial previous load to a vibration d...
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JP2009185489 |
To provide a friction damper capable of effectively absorbing vibration energy irrespective of whether vibration is large or small, and a hybrid damper capable of effectively absorbing vibration energy during both large and small vibrati...
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JP2009180259 |
To provide a screw cover capable of realizing a structure for covering a head part of a male screw by the simplest work.This screw cover is integrally formed with a screw installing part 21 having a fitting hole 21a for fitting a body pa...
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JP2009174710 |
To provide a power seal bolt assembly capable of avoiding complicatedness.This power seal bolt assembly 10 includes a bolt 12 having a head 14 and a shaft 21. The shaft has an unthreaded shaft portion and a threaded portion. A washer 20 ...
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JP2009174583 |
To provide a housing fixing structure and a housing fixing method capable of preventing fixing failure of a fastening part caused by fastening-fixation without thickening the thickness of the fastening part, when fastening and fixing a h...
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JP2009162344 |
To provide a screwed structure capable of surely locking a screw by a ratchet structure.A first member 30 and a second member 40 are fixed by a screw 10 and a lock washer 20. The screw 10 is equipped with an asymmetric engaging portion o...
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JP2009144883 |
To provide a washer preventing corotation with a bolt or a nut by a simple structure.This washer 10 has a bearing surface contact surface 12 formed on one surface and brought into contact with the bearing surface of the bolt or the nut, ...
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JP2009138779 |
To provide a fastening body structure which uses a screw member using a module screw having a screw head in a contersunk screw shape together with a shape memory alloy-made washer, and in which the shape memory alloy-made washer does not...
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JP2009138780 |
To provide a fastener structure capable of properly removing a shape memory alloy washer in disassembling, without expanding the shape memory alloy washer, when fastening a fastening part to an installation part, by using a screw member ...
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JP2009127863 |
To present a preassembled unit of a connection member without using a special screw.This connection member 1 comprises a screw 2 and a sleeve 3 mounted to the screw in a restrained state. The screw includes a head part 4 and a shaft 5. O...
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JP2009127866 |
To provide a contact-forming unit; its attachment method; and a screwing tool for carrying out the method.This invention relates to this pre-attached contact-forming unit 10 including a screw 12 having a head part 16 and a shank 18, and ...
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JP2009121603 |
To provide a high strength bolt frictional joining structure capable of achieving rational design by surely enhancing frictional resistance.This high strength bolt frictional joining structure has a high strength bolt 4 and a nut 5, base...
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JP2009121577 |
To provide a lock nut device demonstrating a locking performance for a long time with a simple mechanism of causing a coil spring to apply a turning fastening force to a lock nut.One end of the coil spring 2 is locked to the outer periph...
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JP2009115314 |
To prevent the occurrence of unstable breaking by metallic fatigue, by minimizing generation of a crack from a rivet hole, by improving the rivet hole and a countersunk rivet.Stress concentration is restrained by a method for forming a c...
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JP2009115182 |
To provide a washer for a bolt formed as a structure for effectively preventing looseness of the bolt.The washer for the bolt has an upper part 1 and a lower part 2 integrally formed of an elastically deformable material. The upper part ...
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JP2009108934 |
To provide a bolt capable of definitely removing a bolt whenever official removing is required when the bolt is never removed half for fun or half in fun.The bolt 1 is to fix the fuse box 50 to the bracket 60, and a shark part 5 is provi...
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JP2009097526 |
To provide a bolt fastening structure capable of securing the wide contact area of mutual metals of a head part of a bolt and a washer.A plurality of plates 23, 21 and 26 are superposed, and the bolt 28 is inserted into through-holes 23a...
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JP2009092229 |
To solve a problem wherein an auxiliary material, screwed in a through-hole prearranged from a surface to a reverse surface of an internal facing material or an external facing material used for a wall of a conventional building, occasio...
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JP2009092190 |
To provide a method for surely statically connecting a substance even to a fixed substance and a movable substance by eliminating a phenomenon that simultaneous rotation may occur between a substance and a substance (rotating substances)...
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JP2009087976 |
To provide a shock absorber which can be more suitably used when an electronic circuit board is mounted on a casing.The shock absorber 11 is provided between a boss provided on the casing and having conductivity, and an electronic circui...
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JP2009085406 |
To provide an installation structure for cell structure porous metal material capable of installing and fixing the same along a surface of a fixed member made of material not resistant against heat such as FRP and plastic without limited...
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JP2009079758 |
To provide a fastening device to be used when fastening a magnesium component to a non-magnesium component with a fastener formed of a non-magnesium material, for improving the fastening effect of the fastener while suppressing electroly...
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JP2009068356 |
To provide an engine in which the sealability of the joint surface of an exhaust passage wall is highly maintained.In this engine, the exhaust passage walls 3, 3 of an exhaust passage 51 are connected to each other through a fastener 61....
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JP2009063125 |
To obtain a washer capable of relaxing stress concentration to a fastened member at a fastening portion without increase of a weight or costs, and a water tank, in which a plurality of panels are fastened using this washer.A plane part 3...
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JP2009058030 |
To provide a washer facilitating construction, suppressing the cost increase, and preventing looseness without increasing the number of part items.The washer 1 is used for preventing looseness when fastening a member with a bolt 6 and a ...
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