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JP2013007413 |
To protect an attachment screw, and to make periodical maintenance unnecessary, and also, to facilitate the alignment of the attachment screw for a screw hole of an object to be fixed, in the holding structure of screw for holding the at...
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JP2013002621 |
To provide a sealing structure capable of preventing a bolt from being loosened as much as possible, and at the same time, capable of securing water-cut performance, and further, possible to be miniaturized in the radial direction.A larg...
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JP2012255531 |
To provide a structure for construction capable of preventing sliding of a bolt with respect to a member fastened by using a general purpose bolt.This structure 1 for the construction is fastened by a nut 17 by inserting a shaft 15b of t...
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JP2012251583 |
To improve a temporal retention to a collar member of a resin member.A part fastening structure 10 includes: an inclined support surface 26 provided in an inner peripheral part 24 of a through-hole 22 formed in a resin base member 20 and...
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JP2012241860 |
To provide a washer, with which a protrusion height of a protrusion for mounting a foam molded article to be disposed on a member can be relatively decreased and bonding strength between the washer and a foam molded article can be suffic...
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JP2012241889 |
To provide a linear guide device which prevents the one-side hitting of a bolt and prevents deterioration in a fastening force of a bolt even if there exists an error between the pitch of bolt holes of a guide rail and the pitch of fitti...
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JP2012220022 |
To prevent damages of surrounding roofing materials such as mounting screw holes for purpose of waterproof so as to prevent water leakage by adapting a receiving pedestal for panel materials such as solar panels to be equal to the gradie...
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JP2012219902 |
To provide a security bolt device ensuring the antitheft property of the bolt by using a tool usually available on the market instead of using a special tool.The security bolt 100 includes: a bolt 40 screwed into a fastened member, and h...
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JP2012206662 |
To provide a lightning-resistant and explosion-proof fastener that exhibits sufficient arc control effect, reliable fastening force of a fastener member and a fastening member and excellent work stability.An insulation cover 50A is confi...
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JP2012202551 |
To suppress backlash and abnormal noise and to fasten an assembling member to a member to be fastened, while securing stable tightening torque.In a vehicle seat 10, a contact surface 52 is provided on a head part 44 of a bolt unit 40, an...
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JP2012197935 |
To provide a spring washer which is used for axially preloading anti-friction bearings, and which has an excellent spring effect and is manufactured easily.The spring washer 1 includes an outer ring 2 and an inner ring 3 that is coaxiall...
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JP2012193850 |
To eliminate a risk of deformation of a washer while ensuring the 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 which is inserted in an ancho...
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JP2012193801 |
To obtain a positioning mechanism which is capable of fixing a position between two parts by a simple adjusting mechanism and which can easily be disassembled and readjusted.The positioning mechanism is structured to fasten an end part 4...
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JP2012189144 |
To provide a screw that improves workability while having superior appearance when mounted, and to provide a method for mounting the screw.The screw 1 includes: a shaft 3 on which a thread 11 is formed; a head 5 formed on a base end side...
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JP2012184808 |
To provide a holder for fall prevention, which reliably holds a bolt, nut and washer without causing the bolt, nut and washer to fall and which can screw the bolt and nut to each other while holding them as it is.The holder for fall prev...
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JP2012177365 |
To provide a joint assembly for coupling a casing.The joint assembly 40 for tightly securing flanges 42 and 44 with each other includes a bolt 50, a collar 52 and a nut 54. The bolt 50 extends through an aperture in the flange 42 and an ...
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JP2012171015 |
To provide a method for manufacturing washers and ring shapes with a small output press or a plastic processor for rotation processing or the like by plastically processing a metal tube material in such a way that the material disposal c...
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JP2012167523 |
To solve the problem that it is unavoidable in a general method that an anchor bolt is shifted from a reference position which is a position on design where the anchor bolt should be installed originally due to vibrations and errors or t...
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JP2012141061 |
To provide a fixing device, which reliably provides a stable fixed state, for example, when an anchor bolt to be buried in a base is installed upright on a leveling concrete, and which facilitates adjustment of a horizontal position and ...
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JP2012140985 |
To provide an anchor mounting device for civil engineering configured to increase a water-stop effect in a joint portion between a nut and a washer, and prevent, in using resin-coated nut and washer, the resin in a joint portion between ...
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JP2012112404 |
To provide a washer having a structure that disperses and reduces a vertical compression load transmitted via a screw related to the corrugated board fixing washer so that the load may not be concentrated on the axis of the screw, and to...
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JP2012107711 |
To provide a method of joining steel materials while locally improving a corrosion resistance of a part where the steel materials are joined using a drill screw by a simple method, without reducing workability in screw fastening.In the m...
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JP2012104614 |
To provide a magnet with a mounting structure, and an assembly capable of mounting the magnet to a mounted part while preventing cracks of the magnet, and easily removing the magnet from the mounted part while preventing damage on a moun...
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JP2012102783 |
To provide a fastening tool of simple structure, allowing easy and inexpensive manufacture, available in the same manner as conventional ones, and preventing a slack reliably.The fastening tool to tighten and fasten a bolt using a spring...
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JP2012092921 |
To provide a bracket which is used for attaching the other article (for example, article supporting leg) containing a bolt formed with a male thread to one article (for example, supported article), among two articles, using the bolt, whe...
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JP2012092950 |
To easily and visually check, from a remote position, a loosened state of a fastening means that fastens a member by screwing.A looseness determining tool 20 is provided for visually checking a loosened state of a bolt 11 and nuts 12a, 1...
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JP2012087848 |
To provide a stud bolt and a structure having the same, easy in installation, and capable of easily adjusting a position of the stud bolt even when an installation position to an installation object member is dislocated.The stud bolt 10 ...
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JP2012082897 |
To provide a metal waterproof washer capable of resisting the water pressure of a predetermined level or higher.The metal waterproof washer is formed of a soft metal material, and includes a through-hole in the center. At least one plane...
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JP2012082939 |
To install easily even if position relatively disposed along horizontal direction of installation holes in respective upper structure and lower structure is different from design.In an aseismatic base isolation device 1 of which an elast...
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JP2012082855 |
To provide a chain tensioner easy to manage and capable of surely securing an air vent passage at the front end of a plunger.A screw hole 19 is formed in the front end of the plunger 13 which is slidably inserted into a cylinder chamber ...
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JP2012072885 |
To provide a washer, a bolt locking structure, and electric equipment that are superior in versatility and facilitate torque management.The washer is sandwiched by a head of a bolt or a nut and a fastening member. The washer includes: a ...
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JP2012067873 |
To provide a bolt hole protective member capable of fixing a fitting member, which is temporarily fitted, without generating looseness when fastening a bolt.A bolt hole protective member 6 formed of a pair of washers 8 and 10 is previous...
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JP2012060767 |
To obtain a rotary electric machine which reduces the manufacturing cost without impairing the efficiency of the rotary electric machine.A stator of a rotary electric machine includes an iron core 17 in which through holes 14a, 14b where...
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JP2012047215 |
To provide a securing implement relating to a washer or the combination of a screw and the washer capable of confirming and detecting the slack of the screw after securing.The washer 20 is formed of a metal spring material, a through-hol...
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JP2012047035 |
To inexpensively provide a vertical buffer anchor pin for buffering vibrations of a bridge during earthquakes, by facilitating manufacture and construction.A vertical buffer anchor pin 3 is inserted into an abutment from a hole 4a of a f...
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JP2012031919 |
To provide a washer which materializes the even surface contact in a washer surface and is not deformed because of inclination or deviation of the washer itself thereby exhibiting the even axial force buffering action around the axis.The...
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JP2012026522 |
To provide a bolt capable of surely fixing an under cover to a battery case and ensuring insulation, and a mounting structure of a battery using the bolt.The bolt includes a screw section 101, and a head 102 arranged at one end side of t...
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JP2012017812 |
To provide an elastic washer further improved to become high rigidity ion the vertical direction and low rigidity in a state of having no angular limitation in the horizontal direction, by applying a device for mainly blending reinforced...
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JP2012017814 |
To provide a loosening-prevention screwing structure that can be re-fastened after fastened once, can exert a function for surely preventing loosening at a degree not lower than a prescribed value, and can secure a holding property of a ...
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JP2012007732 |
To provide a screw which can be identified to support the automatic setting of torque.A reverse 8 of the screw 1 on the side opposite to a front end 4 of a screw head 2 includes marking patterns 10, and the reverse 8 is sectioned into at...
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JP2012007625 |
To provide a locking washer, which avoids the occurrence of looseness at a fastening part by a fastening member such as a bolt and a nut and obtains a more stable looseness preventive effect even when stronger vibration shock is applied....
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JP2011256938 |
To provide an anti-slip seat for a fastening member capable of preventing displacement or slip of a fastened member when fastening and fixing a plurality of fastened members.The anti-slip seat for a fastening member includes anti-slip fi...
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JP2011246026 |
To attain tight fixing superior in heat insulation performance while preventing breakage of a heat insulation panel and to improve fixing work efficiency in fixing an article to be fixed to the heat insulation panel.A headed bolt 22 made...
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JP2011241937 |
To improve bolt fastening between aluminum components such that a stable fastening state remains for a long period.A fastening structure is provided for bolt fastening between two aluminum components (10 and 24). An aluminum washer (30) ...
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JP2011231860 |
To provide a washer which can enhance a corotation preventing effect.The washer 10 is composed of a flat plate provided with a bolt inserted hole 11 in its center and has on surface coming into contact with a fastener a recessed portion ...
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JP2011226508 |
To improve a holding face against a fitting part of a metal collar.A bracket is provided with a fitting part 3 where an insert hole part 3h is formed, and a metal collar 10 attached to the through hole part 3h. The metal collar 10 includ...
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JP2011226180 |
To provide an installation structure and an installation method of a bolt for fixing a facility to a roof such as a roof floor on which a waterproof sheet is laid, the installation structure and the installation method of the bolt for su...
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JP2011220387 |
To provide a screw looseness preventive structure capable of surely preventing looseness of a screw, without increasing the number of part items, and without increasing cost in manufacture.A plurality of recessed grooves (20A and 30A) an...
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JP2011214618 |
To provide a tapping screw with a washer, effectively preventing leakage of cutting powder generated when screwing an object to be screwed such as a gypsum board from the periphery of a screw head to the outside, exposure of a split part...
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JP2011208654 |
To prevent a first member 2 and a second member 3 from being relatively dislocated in the length direction of a long hole 21a, when fastening both members by inserting a bolt 41 into the long hole 21a formed in the first member 2 and an ...
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