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Document Title |
JP3177869U |
To provide an axial force display washer in which tightening can be easily visually confirmed with a predetermined axial force and a large change point appears in a curve of an axial force-rotation angle relationship at the time of tight...
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JP5002676B2 |
This fastening tool supports a key wrench such that it cannot rotate at a location where a hexagonal hole on the tip end part comes in contact with a nut 60, so that even though the key wrench is pressed backward as a pin 50 is screwed i...
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JP4974138B2 |
A clamping fastener with a clamping head (40) is attached to a clamped imaging component (30,32). A load-sensing washer (38) is positioned between the clamping head and the clamped imaging component. It comprises a pressure sensor (42) a...
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JP4963409B2 |
The invention provides a fastening method and a fastening tool which can stably fasten a nut to a bolt securely and with a small dispersion at a desired axial force. A fastened member (20) is fastened by inserting abolt (21) to the faste...
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JP4961210B2 |
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JP3176256U |
To exert a washer effect on the head itself of a high-strength bolt, to make it possible to omit a washer and shorten the length under the neck of the bolt, and to increase the strength of the head and to hold it down when loosened. Prov...
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JP4954218B2 |
The present invention proposes a sealing bolt (10) for sealing a container lid (12) to a container body (14) with a threaded bore (28), the sealing bolt (10) comprising a bolt shaft (18) having a first shaft end (20) and a threaded secon...
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JP4940708B2 |
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JP2012092950A |
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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JP4925997B2 |
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JP2012082960A |
To provide a coupling having at least one clamp jaw.The coupling comprises the clamp jaw adapted to be mounted to a first element to couple the clamping jaw to a second element by clamping the second element against first element, the cl...
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JP2012077797A |
To provide a plastic fastening bolt that can fasten an object to be fastened by a proper axial force without using an expensive implement and a device in plastic fastening, and can easily be sorted whether it is not applied with plastic ...
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JP4920063B2 |
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JP4920805B1 |
A heads-up display projects light from a light source onto a display unit, forming a virtual image so as to be visible to a user. The heads-up display is attached to an attachment-receiving part, such as a bracket, on a vehicle body side...
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JP2012066354A |
To provide a method for measuring the number of washers capable of compensating an error in a crushing amount of the washers and accurately determining whether the number of washers used is appropriate.The method for measuring the number...
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JP2012057772A |
To obtain a male screw which can improve detaching workability by preventing only a screw part from being left when a tightening torque is applied excessively.A first tool-engaging part 16 is provided in the upper end part 12A of the scr...
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JP2012057709A |
To provide an axial force control bolt with which a fastened object can be fastened with a predetermined axial force or axial force for reaching to a plastic region, and with which whether the bolt is before or after plastic deformation ...
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JP3174138U |
To exert a washer effect on the head itself of a high-strength bolt, to make it possible to omit a washer and shorten the length under the neck of the bolt, and to increase the strength of the head and to hold down when loosened. A head ...
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JP4885030B2 |
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JP2012031919A |
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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JP4878930B2 |
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JP2012503154A |
The invention relates to a screw which can be screwed into a component and which will resist further screwing into an internal thread within said component once a maximum torque has been reached. For this purpose, a screw body having an ...
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JP4856142B2 |
The present invention relates to a fluid pressure device (16) which converts energy of a working medium supplied to an interior of a pressure chamber into mechanical energy, and in particular, it relates to a fluid pressure device which ...
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JP4855375B2 |
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JP2012007732A |
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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JP4853464B2 |
The tension clamp (1) has a clamp strip and a clamping head, which has two clamping jaws (3,4) arranged with a gap from each other in the peripheral direction. The jaws are moved on one another by a clamping device. The clamping jaw has ...
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JP2012002345A |
To constitute a structure that is miniaturized with light weight, regulates a fastening force, holds a proper fastening force even if a drape (collapse) of a material to be fastened is generated, and can simply and easily inspect a faste...
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JP4847646B2 |
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JP4839317B2 |
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JP4837200B2 |
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JP4834313B2 |
A washer (1) has a body (2) having an axis (A1) and provided with a first face surface (3) located at one axial side and adapted to cooperate with a nut (10), a second face surface (4) located at an opposite axial side and adapted to coo...
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JP2011241865A |
To provide a fastener device capable of reliably and visually confirming that a bolt or nut is loosened, and also preventing workability for fastening the bolt or nut from being lowered.The fastener device has the bolt 10 having a head 1...
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JP4821811B2 |
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JP2011230254A |
To provide a bolt axial force control system capable of controlling axial force of a bolt in fastening construction of the bolt.This bolt axial force control system includes an axial force control bolt for arranging a strain sensor and a...
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JP2011231932A |
To provide a fastener which can be installed into a workpiece by either swaging or torquing methods so that the types of fasteners used by manufacturers can be reduced.A fastener (20) is installed into a workpiece (28) by either a swagin...
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JP3171320U |
To provide a built-in screw which makes it possible to visually easily and quickly confirm forgotten tightening or improper tightening of a built-in screw by using a flat washer or a spring washer. A built-in screw A is formed by incorpo...
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JP3170983U |
To provide a washer which can be visually confirmed easily and quickly by using an annular packing used as a fluid seal to confirm that appropriate tightening is performed. A disc-shaped washer 1 having a bolt insertion hole 1a and an an...
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JP4793262B2 |
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JP4755676B2 |
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JP4756204B2 |
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JP4739320B2 |
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JP4730217B2 |
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JP4719426B2 |
A measuring device ( 1; 21; 33 ) for controlling an installation torque of a fastening element ( 4; 32 ) and securable to engagement means ( 3; 35 ) of the fastening element ( 4; 32 ), includes an indicator ( 5; 24 ) for a visual display...
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JP4705525B2 |
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JP2011117535A |
To provide a bolt capable of carrying out fastening by using a hand tool such as an inexpensive and common driver even in a structure capable of controlling fastening torque.The bolt includes a head part 2, a shaft part 4 having a male s...
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JPWO2009096031A1 |
To provide a fastener capable of preventing rotation of a nut in a return direction and effectively enhancing a loosening prevention effect, and also having a configuration in which the completion of tightening by a fastener can be visua...
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JP4688662B2 |
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JP4686674B2 |
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JP4685574B2 |
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JP4681078B2 |
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