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JP2011202721 |
To provide a nut with a washer easily attaining nut fastening even if the diameter of the washer is large, easily coping with the difference of the projecting dimension of a bolt, excelling in appearance and reducing chipped parts of woo...
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JP2011185344 |
To provide an economical fastening structure without deteriorating machining accuracy.In this fastening structure, a quenched metal member 10 is fastened to meal base material 12 by screwing a bolt 14. A tapered through-hole 16 having a ...
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JP2011184936 |
To appropriately and homogeneously perform fastening operation of a bolt or nut of an isolator protection device by simple operation while securing the locking effect of the fastened bolt or nut.The isolator protection device 2 includes ...
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JP2011185367 |
To suppress enlargement of a diameter of a hole for inserting a bolt even when axial force generated in association with fastening of the bolt is increased.A member connecting structure includes: an end plate 34 formed with a first conne...
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JP2011177843 |
To provide a piping valve operating method capable of turning a piping valve by a ratchet wrench of a regular standard even when the outer shape of a torque receiving part of a shaft of the piping valve is special.The operating method of...
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JP2011140996 |
To provide an installation angle adjusting type washer for precisely joining an object to be installed and an installation object by a bolt, even if a normal of an abutting part of a bolt head part of the object to be installed or an abu...
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JP2011140963 |
To provide a joint endurable against severe use, with a simple and inexpensive constitution.A nut 2 constituted of a hose installing metal fitting 1, the nut 2, a nut 3, a nut 4, a spring washer 5 and a pipe 6 is inversely formed in the ...
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JP2011133016 |
To provide a ball screw device which prevents the decentering between a washer and a screw shaft, enhancing quality.This ball screw device includes the hollow screw shaft 4, a ball screw nut screwed in the screw shaft 4, a rod 10 having ...
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JP2011133088 |
To provide a fixing structure for enabling a reduction in fastening force to be prevented even when a composite plate, which is fastened by a bolt as a cover for preventing heat transfer and vibration propagation from a member generating...
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JP2011112218 |
To provide sure fastening of a bolt (4) according to thinning of a wood building material (5) of a wooden frame, even when the wood building material (5) is thinned by drying, by a high resiliency extension washer (1) which is deformed i...
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JP2011105276 |
To provide a structure capable of sufficiently separating a handlebar from a top bridge, and as a result, capable of improving flexibility in design.A recessed part 67 allowing deflection of a washer 31 is provided adjacent to a first co...
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JP2011088552 |
To provide a fastening method achieving a target resonance frequency of a vehicle body in a fastening operation at a specified torque by interposing the automobile subframe rigid collar.In the fastening method, after inserting from the t...
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JP2011086720 |
To reduce the distortion of a circuit board when a thermal load is applied on the circuit board and a case body, in an electronic device.A first legged washer 140 is used for screwing the circuit board 110 to the case body 120. The first...
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JP2011075085 |
To provide a bolt coming-off prevention structure capable of preventing coming-off of the bolt certainly and facilitating to attach and detach the bolt.The coming-off prevention structure for the bolt 16 that fastens a rotating object gu...
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JP2011069439 |
To provide a fastening structure for fastening a screw having a screw slack preventing function in a screw mounting section in which a screw fastening implement is mounted.A first plate section 7 with a first through hole 7a for fastenin...
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JP2011068950 |
To provide a method for producing a spring washer-fitted high tensile strength bolt by various steel kinds, where the use of raw material not quenched as the material for a bolt is facilitated, and the production cost of the spring washe...
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JP2011058528 |
To provide a fulcrum bearing device of a pulley arm which can surely prevent the intrusion of a foreign matter into a fulcrum bearing, and can prevent the damage and the defect of a tight-sealing elastic seal at assembling.A boss 7 is fo...
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JP2011052487 |
To provide a fixing device which surely obtains a stable fixed state when erecting an anchor bolt embedded in a foundation or the like, on leveling concrete, and easily attains horizontal position adjustment and leveling if necessary.Thi...
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JP2011052787 |
To prevent a great Barkhousen effect from being attenuated, when fastening a fastening member with a magnetic member having the great Barkhousen effect.This fastening member 10 includes the magnetic member 30 having the great Barkhousen ...
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JP2011052777 |
To prevent a recess from being generated in a welded portion, even when welding both end parts of a band material by beam welding, in a manufacturing method of manufacturing a belleville spring from the band material.The band material 10...
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JP2011052585 |
To provide head cover fixing structure achieving both of a centering function and good sealing performance, even in a type in which a center position in a width direction of a head cover is fastened with a bolt.In the head cover fixing s...
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JP2011033167 |
To provide an anchor instrument and an anchor member used for the anchor instrument surely preventing the anchor member from falling off a screw shaft.The anchor member 30 mounted to a nut 20 screwed with the screw shaft 10, and insertab...
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JP2011027143 |
To provide a small chain tensioner releasing excessive pressure in a pressure chamber.In the chain tensioner 1, a plunger 10 is slidably inserted in a cylinder 9, an oil supply passage 21 guiding hydraulic fluid in the pressure chamber 2...
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JP2011012733 |
To provide a structure for preventing coming off of a bolt, protecting a bolt head while preventing coming off of the bolt.This structure for preventing the coming off of the bolt 16 tightening a rotating object guard 7 to a stay 13 incl...
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JP2011012771 |
To provide a washer capable of being used for bolt-joining of a different metal member, especially for fastening of a magnesium alloy member by an iron-based bolt, and exhibiting excellent electric corrosion resistance and durability (ad...
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JP2011006778 |
To provide a linear object comprising a magnesium alloy which has excellent heat resistance and excellent plastic workability.Specifically disclosed is a linear object comprising a magnesium alloy, which contains 0.1 to 6% by mass of Y a...
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JP2011007301 |
To provide a fastening omission preventing confirmation member capable of confirming prevention of fastening omission even when fastening is loosened after fastening is carried out once in an electrical connector.The fastening omission p...
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JP2011007290 |
To provide a structure provided having a frictional force reducing part to thereby suppress loosening of a bolt.The structure 1 includes the bolt 30 having a bolt head 32 and a screw part extending from the bolt head 32, a bracket 20 hav...
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JP2011007332 |
To provide a fixture assembly with a novel structure having a fixture for fixing an attachment tool to a workpiece without requiring the use of an adapter or any other special attachment tool relative to a nosepiece of a fastener-driving...
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JP2011008939 |
To provide a crimping terminal connection structure in which a crimp terminal having a size, such that it protrudes slightly from a washer body part for a terminal can be connected, despite having detent protrusion pieces.In the washer 1...
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JP2010288356 |
To provide a washer that enables prevention of skidding when installed and can be easily installed and a locking device with which the operation of fixing a first member and a second member to each other is facilitated and the strong joi...
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JP2010281450 |
To provide a disc spring storage case which assures a high bolt loosening preventive effect, allows easy mounting of a disc spring while reducing a risk of dropping the disc spring, allowing checking the disc spring from outside, and red...
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JP2010276124 |
To provide a tightening tool capable of obtaining an axial force required when tightening with a predetermined tightening torque in tightening a tightened body formed of thermal spraying coatings for rust prevention.In the tightening too...
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JP2010270853 |
To obtain a fender mounting structure improving the ease of work in fastening and fixing a fender panel to a vehicle body structure by using cylindrical or ring-shaped collars.In a state that an engaging part 72 enters inside an elongate...
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JP2010270805 |
To surely prevent looseness by singly using a hexagon socket bolt.The shape of a conventional hexagon socket bolt is changed and divided into two parts of a cylindrical cap with a conical hole and a hexagon socket conical head male threa...
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JP2010248769 |
To provide a technique of filling the whole interior of a communicating through-hole with a filler, facilitating inhibition of the ingress of air bubbles into the filler, and ensuring workability in nut tightening work in execution of at...
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JP2010230148 |
To provide fastening structure, facilitating fastening work, without causing deterioration in ease of workability in bolt replacement.The fastening structure 1 has a fastening auxiliary member 4, a bolt 3, and a nut 2. The fastening auxi...
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JP2010223363 |
To provide a magnesium alloy member fastening structure for fastening a member formed of a magnesium alloy and a member formed dominantly of dissimilar metal more precious than magnesium to each other while inexpensively insulating both ...
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JP2010223394 |
To provide a fastening structure for suppressing the progress of potential difference corrosion while suppressing an increase in cost.The fastening structure (10) includes a bolt (1), and a member (2) fastened thereto with the bolt (1) a...
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JP2010210977 |
To provide an electronic appliance to be easily disassembled without the need for special equipment such as a high temperature vessel and a heating furnace.In the case of disassembling an electronic appliance after its durable period, a ...
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JP2010209538 |
To provide a washer capable of enhancing absorption efficiency of external energy of an earthquake etc. by preventing occurrence of lantern-shaped buckling in the action of the external energy of the earthquake etc.The washer includes: a...
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JP2010196759 |
To improve work efficiency, in a screw falling-off preventive device capable of preventing falling-off of a screw when fastening the screw by a driver.This screw falling-off preventive device has a bottomed cylindrical body part 11, a ho...
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JP2010196414 |
To provide a fence which can secure a design having an excellent ornamental effect without externally exposing fixing screws 7 and excels in workability as well.In the fence having a first and second grids 2, 3 arranged on one side and t...
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JP2010196791 |
To recognize whether lock work is normally performed, by externally recognizing rotating and stroking to a lock position of a nut invisible from an external part.When rotating a bolt 12 in a fastening direction, the nut 13 is rotated tog...
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JP2010121695 |
To provide a bolt locking structure with a constitution that can prevent an increase in manufacturing cost.The bolt locking structure is a bolt locking structure with a bolt 12 and a lock washer into which the bolt is inserted, and the l...
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JP2010090929 |
To improve work execution efficiency in the work by which upward force is applied to a suspension bolt, and to suppress influence of force from a lower part after attachment in a vibration control device suspending and supporting a ceili...
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JP2010091021 |
To provide a reusable nut which mounts a part on a substrate by a simple operation without needing an exclusive fastening tool.The nut 1a includes a hollow cylindrical body 3 having a collar part 2 at one end portion of a hollow tubular ...
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JP2010084812 |
To provide fastening structure capable of effectively restricting generation of electrical corrosion in a magnesium alloy member, in regard to fastening structure of a magnesium alloy member for fastening a magnesium alloy member to a ma...
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JP2010078113 |
To provide a component mounting structure in a simple construction, capable of adjusting the misalignment of the inserting position for a mounting bolt to be inserted from the component side with respect to the position of a female threa...
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JP2010071383 |
To provide a high-strength bolt frictional joining structure and a high-strength bolt frictional joining method, capable of improving sliding yield strength by inexpensively strengthening agglutination resistance, without requiring speci...
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