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JP5728732B1 |
To provide a member whose friction is controlled so that the fastening state of a part to be fastened does not easily fluctuate even when a tightening operation and a loosening operation of a bolt and a nut are repeatedly performed, and ...
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JP5714321B2 |
To provide a bone screw with which binding force with bone can be properly adjusted.In the bone screw composed of titanium or titanium alloy, a rough surface part with high surface roughness and a smooth surface part with low surface rou...
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JP5711408B2 |
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JP2015078753A |
To provide a lock nut 10 capable of positively preventing looseness of a lock screw 17 without fixing looseness of a lock screw 17 acting as a weight member to be screwed into a balance adjusting thread hole 16 under application of adhes...
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JP5697562B2 |
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JPWO2013030970A1 |
A nut into which a bolt 10 having a threaded portion having a male thread outer diameter d and a male thread valley diameter d1 is screwed. Since it is formed on the nut body 20, the inner diameter dimension is at the end of the threaded...
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JP5680350B2 |
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JP2015034622A |
To solve a problem with a conventional bolt made of precipitation hardened nickel-based alloy or cold-worked austenitic stainless steel that cracks possibly occur depending on use situations in high-temperature, high-pressure water envir...
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JP5663335B2 |
A shutoff valve (30) according to the present invention includes: a motor (31) configured to cause a rotating shaft (45) to rotate; a lead screw (46) formed on the rotating shaft (45); a lead nut (49) into which the lead screw (46) is sc...
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JP5664950B2 |
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JP3195433U |
To provide a hexagon socket head cap screw capable of surely preventing a tightening failure without impairing the original performance of the bolt. A hexagon socket head 11 is provided with a hexagonal hole 11a of a hexagon wrench for t...
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JP5657940B2 |
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JP2015010692A |
To provide an electromagnetic clutch, a drive force transmission, and a detachment prevention mechanism capable of preventing detachment of a pair of members screwed with each other due to a difference in coefficient of thermal expansion...
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JP2014238743A |
To provide an IC tag attaching structure which securely fixes an IC tag to an object and can exhibit a stable performance for a long period of time.An IC tag holding body 2 is accommodated in an accommodation part 13 formed in a bolt hea...
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JP5642520B2 |
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JP5643582B2 |
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JP3194854U |
To provide a bolt which can be used repeatedly without requiring complicated secondary processing. In a bolt 1 having a head portion 2, a shaft portion 3 and a male screw 4 formed on the shaft portion, protrusions 6 and 6'formed by crush...
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JP2014227755A |
To provide a screw suitable for fixing a plurality of woody plate materials being thin in total thickness.This invention relates to a screw for fixing a plurality of woody plate materials with total thickness to be 18 mm or less, where t...
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JP5627951B2 |
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JP5620531B2 |
A thread-forming screw includes a screw end, a shank, and a thread-free head, wherein the shank is provided at least partly with a thread and has a pre-forming region, an intermediate region, which is arranged to follow the pre-forming r...
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JP2014202266A |
To provide a self-tapping screw which is applicable to such a structure that steel plates subjected to high corrosion resistant plating or thick plating are connected to each other by screw fastening, and which is capable of improving co...
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JP2014194268A |
To provide a nut configured to prevent an oblique insertion thereof.A guide part 11 is disposed close to an entrance of a nut 1. A screw part 13 is disposed in the guide part 11. The screw part 13 has a larger nominal diameter than a scr...
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JP5591375B2 |
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JP5588110B2 |
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JP2014161842A |
To provide a powder coating apparatus which has a compact configuration and can coat even a small-sized coated object with coarse grains.A powder coating method for coating a surface of a coated object SL with a powdered paint 1 and atta...
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JP5582616B2 |
[Object] It is an object of the present invention is to provide a female thread member capable of preventing seizing caused by inclined insertion, and being smoothly fastened from any directions in which a bolt is inserted, and a fasteni...
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JP2014521904A |
The self-tapping screw (1) is made of a low-strength non-ferrous material, and comprises a screw body (3), which is provided with a coating (5) in areas. The coating is formed from an elastomer or polymer material enriched with fillers. ...
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JP5572873B2 |
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JP5541046B2 |
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JP5535956B2 |
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JP5540780B2 |
There is provided a linear object comprising magnesium-alloy having not only excellent heat resistance but also excellent plastic formability. The linear object comprising magnesium-alloy contains, on a mass percent basis, 0.1% to 6% Y, ...
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JP5532285B2 |
An aqueous coating composition having excellent coating adhesion, workability, heat resistance and chemical resistance, and has an object to provide an aqueous coating composition for sealing, which is suitable for members to be screwed ...
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JP5522548B2 |
A thread forming screw having a minimum surface hardness of HRC 56. The screw can form threads in a workpiece having a surface hardness which exceeds HRC 23. A method of surface hardening a screw includes carbon enriching the screw to at...
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JP2014109382A |
To provide a composite screw which improves a drill performance, also improves a property of identification from a screw formed from a single material and reduces environmental contamination, and a method for manufacturing the same.A scr...
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JP3190778U |
To provide at least one accommodating space on the surface of a spiral, and by assembling a measuring member in the accommodating space, an accurate tensile force along the axial direction of the fastener is obtained when the fastener is...
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JP5496655B2 |
Provided are a multi-thread rolling die manufacturing method for improving the durability of a fine thread working portion, a multi-thread rolling die, and a multi-thread bolt manufacturing method. The multi-thread rolling die comprises ...
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JP5492392B2 |
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JP5489774B2 |
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JP5481602B2 |
The threaded engagement device includes a female thread portion and a male thread portion, which are engaged to each other through a plurality of threads formed along the axis direction. Each thread of the female thread portion and the m...
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JP5479383B2 |
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JP5470432B1 |
To prevent oil leakage from a flange part used in electric equipment, especially oil leakage from a bolt nut for fastening a flange.An oil leakage prevention washer includes: first and second flanges 102FL and 102FR; a bolt 12 inserted i...
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JP5465093B2 |
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JP2014506628A |
Phosphated screw which after phosphating is provided with a siliceous sealing layer and has been rolled only after phosphating and after application of the siliceous sealing layer.
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JP2014047799A |
To solve the problem that a bolt or an O-ring disclosed in Patent Document 1 requires a number of components or the like in order to ensure air tightness within a housing by fixing external components to the housing.In an elastic body co...
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JP5430811B2 |
A hydraulic device having a nut part with a threaded hole which has an internal screw thread with a defined nominal diameter and with a defined, uniform pitch, and having a screw part which has an external screw thread with the same nomi...
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JP5431139B2 |
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JP5433366B2 |
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JP2014037893A |
To obtain a screw component by which setting axial force is exactly obtained without increasing screw-in torque and production of female screw forming waste is reduced to the utmost.A screw thread 10 in a screw component is constituted o...
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JP5418890B2 |
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JP5415880B2 |
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