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JP4431773B2 |
This invention provides a tool for tightening the security nut, a tool for loosening the security nut, a tool for tightening/loosening the security nut, and the security nut associated with the aforementioned tools that allow easy tighte...
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JP2010053927A |
To solve troubles caused by looseness of a fastening part or the like, to directly measure and detect accurate axial force in construction work, to easily check or manage the axial force of the fastening part in optional timing with the ...
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JP2010043723A |
To inexpensively provide a washer member that provides highly reliable fastening performance without a variation even if a worker varies, by surely applying fastening torque required when fastening a fastening object member by simple fas...
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JP4401162B2 |
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JP4390555B2 |
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JP2009293644A |
To provide an arrangement and method which can visually check a fastening condition of bolt and nut easily and exactly.A bellow section 3 is made to be completely contracted by an axially pressing force of the arrangement 1 for preventin...
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JP2009287766A |
To provide, at a low cost, a nut member not requiring to set to a prescribed fastening torque before using a tool as in the case of a tool including an idling function, enabling demanded fastening torque to be surely applied with simple ...
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JP4380934B2 |
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JP2009281517A |
To provide a seat surface disengagement determining device for determining disengagement from a seat surface of a concave tapered shape.A strain gauge 66 is installed in an opposite side part of the load applying direction (the arrow F d...
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JP2009275898A |
To provide a connection rod reduced in the number of parts items and capable of acquiring stable axial force in a connection bolt after fastening when positioning a connection rod cap in a connection rod body for assembly.This connection...
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JP4373918B2 |
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JP2009271694A |
To provide a highly practical assembling structure of a pedal device for a vehicle on a vehicle body.A nut 74 having (i) a body 84 with a male screw formed thereon, (ii) a fixing part 86 formed for fixing, and (iii) a joint part 88 forme...
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JP2009262905A |
To detect deterioration of regulation fastening force due to looseness of a hub bolt by regulating the fastening force of the hub bolt, which fastens a wheel, and maintaining the practical fastening force even if fitting (permanent set) ...
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JP4363661B2 |
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JP2009257575A |
To provide an inexpensive rotating machine having a torque limiter function which has a screw fastening part with small friction coefficient capable of stably generating axial force within a predetermined range on a predetermined fasteni...
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JP2009257505A |
To provide a gauge for proper control of fastening force by which loosening of a nut is found out.The implement for controlling axial fastening force by the stroke includes a pair of a large diameter ring 11 and a small diameter ring 12 ...
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JP4358115B2 |
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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JP4351891B2 |
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JP2009236229A |
To provide a screw member looseness warning structure providing a warning of looseness of a screw member by a simple construction.This screw member looseness warning structure includes: a ring gear 14 and a differential case 16; a differ...
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JP2009236153A |
To provide a coupling structure which is used at a low cost.In the coupling structure of a flow passage for flowing refrigerant and absorption solution of the absorption refrigeration cycle 10, a gasket 27, enclosing a shaft 31, used for...
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JP4343087B2 |
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JP4344927B2 |
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JP4329477B2 |
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JP4318113B2 |
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JP2009180306A |
To provide an inexpensive bolt lock tool easy to be fitted and removed, and capable of directly hindering additional fastening.This bolt lock tool 1 is composed of an inner cylinder clip 3 and an outer cylinder clip 2 connected to the in...
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JP4304137B2 |
To provide a joint releasing device for parts separating parts at arbitrary timing increasing separation resistance force when the parts are joined and surely separating the parts. A through hole is provided on an inner tube wall of a ho...
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JP4296722B2 |
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JP4296418B2 |
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JP4279437B2 |
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JP3150631U |
To provide a nut having a reliable locking function while being able to accurately stabilize the tightening torque. PROBLEM TO BE SOLVED: To form a first nut body 2 having a screw hole 21 in a central portion and a second nut body 3 havi...
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JP4264191B2 |
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JP4256486B2 |
The wall fixture (1) is cambered and has a central aperture (2), to hold an anchor fixture (11), and a spacer-shoulder (4). The spacer shoulder is arranged around the aperture parallel to the aperture axis and at a distance from the base...
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JP4250215B2 |
A fastening screw is used to hold a hollow body against a base body. To assure that no dirt can get into the hollow body, sealing between the fastening screw and the hollow body is necessary. The fastening screw has a bevel (10s) coated ...
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JP4250064B2 |
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JP2009068595A |
To prevent a pressing force to a fastened member surface from exceeding a predetermined value.A torque nut consists of a base part 5 formed so that the pressing force to the fastened member is diffused, a base nut part 1, formed to have ...
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JP2009067065A |
To improve safety of an automobile by surely letting a power unit fall regardless of a situation of collision to avoid intrusion of the power unit into a cab in collision.The power unit 20 is fixed to an automobile body 11 by an explosiv...
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JP2009064111A |
To certainly detect looseness of a bolt even when the bolt comes loose after the bolt is once fastened, for example, in a component management implement, and a component state management method and system.This component management implem...
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JP4241398B2 |
An object of the present invention is to provide a fastener made compact on the whole and capable of producing a strong fastening strength. To attain the object according to the invention, there is provided a fastener for being fitte...
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JP2009053050A |
To provide a bolt whose axial force can be measured easily, and to provide a bolt fastening device.The bolt is composed of a bolt head 101, a flange 103, a bolt middle part 105 and a bolt thread part 107. A hole 111 is formed from the ce...
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JP2009052620A |
To provide a structure of a vibration control mechanism part, functioning both as a vibration control element and as a yield strength element, and achieving the functions in a simple structure.In this structure of the vibration control m...
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JP4235354B2 |
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JP4231554B2 |
A seal for hydraulic assemblies operating at high temperatures having adaptations (19, 20, 49, 50) for low pressures sealing and configured to move across the gap to be sealed at higher pressures with an angled base on a slope (23, 44) o...
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JP2009043202A |
To provide a transmitting body built-in resin member which has a structure that can be simply mounted and with which a machine can be safely used by notifying a maintenance time.The transmitting body built-in resin member which has a str...
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JP2009014004A |
To provide an axial force controlling nut assembly improving accuracy in bolt axial force control.The axial force controlling nut assembly 10 has a seat member 11, a fastening nut 12, and a ring assembly 13. The ring assembly 13 includes...
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JP4205781B2 |
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JP4197460B2 |
The present invention provides a high-strength bolted connection structure for realizing a steel structure with no fire protection, which is capable of adequately assuring high-temperature strength of the connection in a high temperature...
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JP3146831U |
To provide a checker capable of quickly finding looseness of a tightening nut of a wheel of a large vehicle. Wheels A member that can be attached to a tightening nut attached to a hub of a vehicle, the member having an inner diameter ope...
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JP2008281024A |
To prevent a screw from being excessively screwed in even when a long screw is erroneously used.A rear cover 2a of a thin display device is sandwiched between both inner and outer wall hanging fittings 4 and 5; screws 15 are screwed into...
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JP4181111B2 |
An explosive bolt includes: a bolt body forming a receiving space therein; a pressure transmitting means received in the receiving space of the bolt body; a pressure generating means connected to the pressure transmitting means and gener...
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JP4177126B2 |
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