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Patent Searching and Data


Matches 601 - 650 out of 3,566

Document Document Title
JP2018151061A
To provide a high-strength screw or an ultra-high-strength screw that can be manufactured at decreased tool wear without producing any chips, and substantially improve fatigue strength of the ultra-high-strength screw as compared to the ...  
JP2018527585A
It is a screw (1) which has a cylindrical main part (3) with a head (2) and a screw thread, An elastic distortion gauge (8) arranged so that it may change in order to measure stress in a screw (1) is carried in a head (2), and a gauge (8...  
JP2018145976A
To provide a light-weight alloy bolt.A constitution of this invention in which a male thread is advanced into a female thread by a force equal to or more than a torque F1 and fastened there and the screw shaft part is broken at a value e...  
JP6391210B2  
JP2018141538A
To improve detection sensitivity without deteriorating stability and reliability of detection as much as possible, in a fastening bolt device for detecting axial force.A fastening bolt 3 has a head part 21 with a recessed part 31. An inc...  
JP6389680B2  
JP2018132092A
To enable high fastening force to be kept even in a case where temperature change occurs, in a screw fastening structure.A thermal expansion/contraction absorption screw fastening mechanism 1 includes: a male screw side seat surface OZ c...  
JP2018123371A
To provide a straightening-processed metal rod and a manufacturing method thereof, which is a material for bolts and the like having a compressive residual stress entirely and continuously and increased fatigue strength of the fastening ...  
JP6371672B2  
JP6363270B1
[Subject] An object of the present invention is to provide a conclusion implement which can acquire an effect that a nut should stop loosening while being able to perform fixation with a bundle simply in predetermined axial tension. [Mea...  
JP2018112423A
To accurately determine seating of screws.A tapping screw 3 having conductivity, and a printed board 4 fixed to a power module 2 by the seating of the tapping screw 3 are provided. A first seating electrode 51, a second seating electrode...  
JP2018105407A
To prevent damage caused by unexpected removal of a nut mounted on a bolt from the bolt.A bolt 10 includes a first screw part 12a, a second screw part 12b, and a non-screw part 12c connecting between the first screw part 12a and the seco...  
JP6350553B2  
JP2018091361A
To provide an end joining structure for an axial force member, which can prevent excessive reaction from being generated at a joint end even when an external force of unexpected magnitude is input.In a joining structure A for an end 2a (...  
JP2018087592A
To provide a loosening detection tool, a loosening detection device, and a loosening detection system capable of easily and stably detecting loosening of fastening of a fastener for fastening fastened bodies.A loosening detection tool 10...  
JP2018080829A
To provide improved bolt and connection device capable of providing reliable and stable connection, and also providing easy and reliable mounting of a bolt device.With respect to a bolt device 10 for connecting at least two mechanical el...  
JP6324405B2  
JP2018071617A
To provide a novel fastener which is not largely elongated in a length direction of a shaft member while having a torque limit function so as to prevent the breakage or the like of a fastening member and a fastened member caused by exces...  
JP2018068029A
To prevent damage to an annular waterproof member when integrating a plate member holding the annular waterproof member through a mounting screw.The waterproof mounting structure and method of a motor and a resolver is a structure and a ...  
JP2018511762A
On the other hand, the present invention has two ends and screw parts (12; 42; 66) which counter, By thrusting, it has longitudinal direction parts (10) of the two elements connectable with (34) on the other hand, and is in another side,...  
JP6310559B2  
JPWO2016185578A1
The axial tension of a shank can be detected with sufficient accuracy, and the bolt which does not need complicated work and the increase in working hours is provided. Bolt 1 is provided with the following. A body which forms head 3 prov...  
JP6302328B2  
JP2015155751A5  
JP2018031411A
To provide a security nut of which less-expensive manufacturing process by cold-pressing is enabled, a broken hexagonal part is utilized for improving looseness stop effect without being wasted while keeping a fastening power by a high a...  
JP6276684B2  
JP2018017171A
To stabilize axial force of a plurality of bolts.A fastening device 100 for fastening a first fastening member and a second fastening member in a state of holding a held member (bearing 22) therebetween, by engaging a first bolt 30a inse...  
JP6268406B2  
JP2018500504A
At least two structure members (20, 22) provided with a penetration hole become tight, and it inserts in, and is related with the metal fasteners (10; 40) for an assembly, and the present invention is a fastener, It has an expanded head ...  
JP2018004070A
To attain a hexagon bolt using a hexagon nut at a head part capable of making variation of fastening force in fastening small, even in a case of using a torque method using an elastic area of the hexagon bolt where axial force to elongat...  
JP2018006157A
To provide a light emitting unit that emits high-visibility light.A light emitting unit comprises: a light source; a light guide body including an incident surface on which light from the light source is incident, and a light emitting su...  
JP6259203B2  
JP6254103B2  
JP2017223240A
To inexpensively manage fastening torque.A joint 10 is equipped with a first joint portion 12; a second joint portion 14; and a spacer 16. The first joint portion 12 has a male screw portion 26 which is a tapered screw, and the second jo...  
JP6249655B2  
JP6247183B2  
JP6243750B2  
JP2017210782A
To improve work efficiency by enabling work for fixing an anchor to a lower hole on a ceiling slab and fitting a hanging bolt in drooping state to be carried out as a series of work.A construction method of an anchor 1 comprises: a first...  
JP6231824B2  
JP2017201095A
To enhance work efficiency by enabling processes for fixing an anchor on a lower hole of a ceiling slab and fitting a hanging bolt to hang down to be performed serially.An anchor installation method includes: a first step for fitting a b...  
JP6226344B1
[Subject] While enabling cheap manufacture by cold-forging and holding the conclusion power by high axial tension, The security nut which uses for raising an effect stop slackening, without discarding the hexagon head part made to fractu...  
JP6228203B2  
JP2017194118A
To provide a screw fastener capable of carrying out secondary fastening with high accuracy by a simple structure.A head portion 14a of a bolt 14 and an abutting portion 16 of a collar 15 have stepped surfaces 14f and 15c transmitting rot...  
JP6220974B2  
JP2017190846A
To provide a screw fastening tool capable of accurately secondary fastening with a simple structure.A screw fastening tool comprises: a first projection 15c provided on a collar 15; and a second projection 14f provided on a bow 14a of a ...  
JP6212371B2  
JP2017529523A
A member (10) for load to support the load containing a load attaching part (12) applicable to a member. The part [distortion / a part] (14) is connected to the load attaching part which can give distortion according to load. The long an...  
JP2017529499A
The present invention relates to a washer for a nut (a wheel nut or an axle nut especially for vehicles) which has main part 13, has central screw hole 14, has peripheral wall 13', and has a contact side in undersurface 18, or a nut. A n...  
JP6192156B2  
JP6178671B2  

Matches 601 - 650 out of 3,566