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JPH0735812U |
[Constitution] A rod shaft portion having a diameter larger than that of the male screw shaft portion and having no screw thread is coupled to the base portion of the male screw shaft portion, and a rod shaft portion having a diameter la...
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JPH07167127A |
PURPOSE: To provide a pin type dual-function fastener having a pin tail which can be reused as a separate fastener after it is cut-off. CONSTITUTION: This pin type dual-function fastener is used for fixing a plurality of workpieces with ...
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JPH0734213U |
[Purpose] Make it easy to manage the axial force of the bolt. [Constitution] A plurality of grooves 13 are radially formed in the dish-shaped inclined surface 12b of the annular washer main body 12 in which the flat surface 12a abutting ...
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JPH0755414B2 |
A junction bolt for joining members by use of clamping nuts engaged with the junction bolt is provided with an axial inner hollow hole in which a piston member is located so as to define a space between the outer peripheral surface of th...
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JPH07151124A |
PURPOSE: To provide a screw having a pin which falls off when its tightening force exceeds a cartain value, on the screw head. CONSTITUTION: A screw 1 provided with a pin which falls off when its tightening force exceeds a certain value ...
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JPH07151130A |
PURPOSE: To prevent early collapse of protuberances at the application of compressive load by forming a mass concentration consisting of protuberances each having a predetermined length and indentations between two separate areas on the ...
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JPH0729313U |
[Purpose] When a tightening force of a predetermined value or more is applied between the main body of the lighting lamp fixed with bolts and nuts and the panel on the vehicle body side, the tightening force of the predetermined value or...
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JPH0745082B2 |
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JPH0736967B2 |
The device for prestressing an assembly of screwed connecting members, which consists of at least two bolts or pins intended for fastening a member (1) closing off an orifice (2) and which comprises a set of pulling jacks (26, 43) for th...
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JPH07503784A |
A load-indicating fastener, such as a bolt (10), has a bore (18) which extends from an end face (16) of the bolt and which can receive a gauge pin (30). The gauge pin (30) is free to rotate so that it can be withdrawn completely from the...
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JPH07103220A |
PURPOSE: To make a screw serve to prevent tire breaking of a fitting member by excessive rotating operation at the time of fitting a metal fitting or some other member to the soft or fragile fitting member by the screw. CONSTITUTION: A s...
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JPH0730828B2 |
An apparatus is proposed for releasably locking a bolt in the axial direction relative to a housing element surrounding it, in which the bolt has a circumferential groove tapering radially inward and a locking element inserted into this ...
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JPH0713842Y2 |
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JPH0780584A |
PURPOSE: To give an enough locking effect and to repeatedly use by providing flank angles on outer surfaces of threads, and slits having small projections on its bottom part in the central part with form rolling. CONSTITUTION: In a 1st p...
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JPH0726177B2 |
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JPH0771431A |
PURPOSE: To prevent the alteration of a fuel limiter bolt by integrating a threaded coupling section faced to the bolt and a nut operation section on the external side thereof respectively with a lock nut via a fixing layer, and causing ...
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JPH0723724B2 |
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JPH0712339B2 |
A cranial screw (10) transparent to X-ray or magnetic fields so that it is compatible with CT or MR scanning techniques. The screw (10) has a hollow shank (12) with a threaded distal portion (22) for insertion into a hole in the cranium ...
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JPH0710537U |
[Purpose] When a certain amount of torque value is applied, it spins idle to simplify the structure. [Constitution] A shaft 1 in which a threaded portion 2 is formed and a flange portion 4 is fixed in the middle of the length, a cap 8 ro...
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JPH0710536U |
[Purpose] Providing a board fixing device that can fix a board to a box with an appropriate tightening force. [Constitution] The male screw body 3 formed by the screw portion 6 and the head 7 and fixed to the bottom of the box 1 and the ...
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JPH0711287B2 |
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JPH0735123A |
PURPOSE: To ensure rupture of a fixed torque and drop of a display plate by providing a pair of nut parts in series through a fixed torque rupture part, by separating the display plate fitted to the rupture part at one point, and by fitt...
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JPH074484Y2 |
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JPH076447B2 |
The conventional screw coupling between cylinder head and liner is reinforced externally by the addition of a number of bolts arranged around the circumference of the head and extending parallel with the longitudinal axis of the head thr...
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JPH0727120A |
PURPOSE: To confirm that a special high-strength bolt is screw-fitted in a base material by applying constant torque when a nut is fastened by screw-fitting the bolt in the base material from the joining member side. CONSTITUTION: The me...
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JPH0727121A |
PURPOSE: To prevent over-tightening a screw member due to the impact use of a rotary tool, to easily detach the screw member, to obtain large tightening force and powerful loosening force even by a small rotational input, and to enable t...
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JPH072622U |
[Purpose] An object of the present invention is to provide an angle fastening bolt capable of performing angle fastening with high accuracy without using an expensive device. [Constitution] The present invention has a seat plate larger t...
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JPH074414A |
PURPOSE: To fasten a bolt by converting the axial tension of the bolt into the elongation of the bolt while the actual elongation of the bolt is being measured. CONSTITUTION: A base 6 fixed on to the nut installation face of fastened bod...
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JPH06347349A |
PURPOSE: To enable detection and control of an elongation strain applied to a bolt by a method wherein connection is made to a measuring instrument through a connector of a head part of the bolt from a strain gage and a temperature detec...
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JPH0696986B2 |
In a gas turbine engine, an annular flange (82) of a ceramic scroll (70) is clamped to an annular shoulder (36) of a gas turbine engine housing by a plurality of nuts (130) on threaded rods (118) extending perpendicular to the annular sh...
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JPH06329045A |
PURPOSE: To facilitate the fitting rigidity tuning of a suspension member and a side member, and increase the absorption quantity of collision energy. CONSTITUTION: A suspension member 12 is fixed at the front fitting part 24 and rear fi...
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JPH0689768B2 |
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JPH06313417A |
PURPOSE: To provide a preventive method of overlooking a loose screw capable of simply identifying visually whether the screw is tightened or not. CONSTITUTION: An adhesive member 12 adhering a rubber material 14 of a strong elasticity i...
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JPH06509753A |
(57) [Summary] Since this publication is application data before electronic filing, summary data is not recorded.
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JPH06307422A |
PURPOSE: To provide a washer which clarifies a temporary tightened condition of a bolt and a nut. CONSTITUTION: An indicating terminal 13 is provided on a periphery of a main body of a washer 11, which terminal 13 has an end face is pain...
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JPH0640972Y2 |
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JPH0640973Y2 |
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JPH06300022A |
PURPOSE: To provide screw parts capable of simply inspecting the fastening condition as well as fastening with nearly predetermined fastening torque without using a torque wrench. CONSTITUTION: In a bolt 1 provided with a head 12 fitting...
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JPH0639898Y2 |
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JPH06288847A |
PURPOSE: To require no time of fixing a sensor and inputting initial values and provide a method for obtaining the axial force of assembly bolt for a steel tower easily and precisely with respect to the iron tower assembly bolt. CONSTITU...
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JPH0639084Y2 |
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JPH06288407A |
PURPOSE: To detect a degree of tightening torque of a bolt by a color change, which is visible from a bolt head. CONSTITUTION: A bottomed hole is drilled from a bolt head to a bolt leg. The bottomed hole consists of a large diameter hole...
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JPH06280837A |
PURPOSE: To accurately and easily distinguish whether a screw is fastened under proper torque or not by looking with an eye. CONSTITUTION: (a) shows a state where related members before fastening a screw are disassembled, and a washer 1 ...
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JPH0669423U |
[Purpose] The nut tightening allowance can be regulated, and it is easy to insert it into the hole to improve workability. [Constitution] The threaded portion 13 is made thinner than the shank portion 12 and integrally formed with the sh...
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JPH0669421U |
[Purpose] Prevents corrosion fatigue and stress corrosion cracking of fasteners such as bolts and nuts, improving the reliability of fasteners and extending their life. [Constitution] The sacrificial anodes 5 and 6 made of metals such as...
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JPH0672826B2 |
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JPH0672606B2 |
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JPH0672827B2 |
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JPH0670441B2 |
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JPH0662341U |
[Purpose] The present invention relates to an axial force meter for inspecting the tightening axial force of a high-strength bolt, and provides an instrument that can be used for a long period of time without making the parts of the inst...
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