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JP2001165124A |
To efficiently fix a screw into plastic objects.This screw type fixing mechanism 10 for assembling a pair of objects has a tubular wall with a certain thickness 17 specifying a plastic boss to one of the objects 11, a screw 14 having a t...
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JP2001162341A |
To provide a fin heat dissipater excellent in strength, surface quality and heat conductivity.In the fin heat dissipater with fins 34 mounted to a base plate 1, a corrugated fin 34 is mounted to the base plate 1 so that a bending part 35...
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JP3174979B2 |
PURPOSE: To provide a combined body of ceramics and metal wherein good properties can be always obtained. CONSTITUTION: In a combined body of ceramics and metal, after separating a protruded part 15 in a ceramics shaft end of the combine...
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JP2001143921A |
To suppress the deformation of a superconducting magnet in a supporting structure in which the damage of a fastening part can be prevented from being generated under an extremely low temperature. A hole is formed on the surface of a stru...
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JP2001124101A |
To transmit high torque to a fan while inhibiting the fatigue deformation of the resin fan with a round shaft. A shaft 121 is press-fitted to a centrifugal fan 110 (boss part 111) by transition fit or interference fit, and the torque is ...
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JP3163505B2 |
PURPOSE: To prevent cracking of a cam piece at the time of press-in, reduce the occurrence of chips and enhance the jointing strength between a fitting member and a shaft, in a cam shaft which has a sintered alloy cam piece pressed and f...
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JP2001090715A |
To prevent generation of a twist while reducing a cost of manufacture, while a stroke amount of collapse at collision time or the like is sufficiently ensured. An intermediate pipe member 5 is spline fitted to an inner shaft 4, an outer ...
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JP2001087211A |
To provide a precision cleaning tool suitable for cleaning in a minute place such as a small gap or groove and easily manufacturable. This precision cleaning tool includes a shaft 1 and wads of fibers 2 wound around the tips of the shaft...
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JP2001058779A |
To enable a pulley shaft extracting work without using an exclusive tool and to improve workability by screwing a bolt forward from a screw hole of a pulley shaft body and removing fitting of a pulley main body with a pulley shaft body a...
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JP2001058228A |
To provide a mounting structure and a mounting method to easily mount members each other at a low cost and with high mounting strength. Inserting holes 4a, 4b are formed to the position encircled with clamping parts 13 to 15 of a base se...
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JP3135325B2 |
PURPOSE: To greatly reduce the generation of chips by forming a mounting hole with its inscribed circle smaller than the outer diameter of the outer protrusion strip of a shaft, its circumcircle being of a polygon larger than the outer d...
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JP3135326B2 |
PURPOSE: To make elevated portions smaller in size and number than before so as to reduce the amount of chips generated by forming a mounting hole in a cam into a generally circular shape into which the projecting strips of a shaft main ...
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JP3132325B2 |
PURPOSE: To provide a compound high-abrasion resistance member which can facilitate compound work with an abrasion resistance member and its manufacture, and exhibit excellent abrasion resistance. CONSTITUTION: This abrasion resistance m...
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JP2001012641A |
To provide a hydraulic pressure control device for controlling a hydraulic pressure load to a desired pressure with a high degree of accuracy, with high productivity.When a spool 1 and armature 2 are coupled with each other, the spool 1 ...
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JP3121783B2 |
To enhance torque strength, improve assembling workability and reduce cost by providing a plate with a boss hole having uniform parts and nonuniform parts in the opening radius, providing a boss with a fastening part so as to be fitted t...
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JP3117517B2 |
PURPOSE: To reduce chips generated in cam assembling by forming a attaching hole formed in a cam into a polygonal shape and a protruding part protruded inward on a corner part of the polygon to abut on protrusion bars formed on the outer...
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JP3117518B2 |
PURPOSE: To reduce chips generated in cam assembling by forming a pair of inward protruding parts to abut on protruding bars formed on the outer surface of the shaft main body to plastic-deform the protruding bars on to the circular atta...
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JP3116515B2 |
PURPOSE: To provide a fixture which has good performance and high durability, and which is not restricted in its uses, at a low price. CONSTITUTION: The first retaining ring body 10 is fitted with a negative clearance on the inside circu...
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JP3115895B2 |
A crank throw comprises two arms (1) and a crank pin (3). Each arm includes a bore (2) to be shrink-fitted over a pin portion on a main bearing pin. Before assembling the shaft, the bore (2) is subjected to a radial pressure of a level b...
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JP2000337318A |
To fix a small-diameter shaft into the hole of a base material easily and reliably by pressing a sleeve made of a plastic material in the axial direction to plastically deform it, generating holding force via residual stress in the radia...
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JP2000322750A |
To easily integrate a lens holding member and a bearing member without using an adhesive in an optical pickup device having an objective lens driving device utilizing the shaft sliding/revolving system furnished with the lens holder cons...
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JP3104376B2 |
PURPOSE: To enhance holding force by increasing the diameter of the press- fitting part of a shaft and a gear in the train wheel of a timepiece. CONSTITUTION: A shaft 10 made of metal, wherein a flange-shaped large- diameter part 15 is f...
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JP2606328Y2 |
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JP2000263155A |
To mount a handle to a pan, etc. of sheet metal by inserting a hardware for a T shaped handle support part having a head part made of Al metal into an opening part of a stock having a rising part of a specified dimension from an opposite...
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JP2000257611A |
To provide a new method for fixing the end part of a micro coil spring of 1 mm or less coil external diameter particularly a shape memory alloy-made coil spring. First an end part 1e of a micro coil 1 is inserted in a pipe 2. In this con...
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JP3084074B2 |
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JP2000230518A |
To reduce cost and to simplify connecting work in a connecting structure of an universal joint and a shaft body. An insertion hole, having a non-circular cross section, is formed by axially recessing one of yorks 21 of an universal joint...
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JP2605628Y2 |
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JP2000202908A |
To cover a heat shrinkage sheet without gap with good operability even on an object having a protrusion and recess part on a surface by providing an opening/closing part having a wider interval of at least one end side than an interval o...
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JP2000199521A |
To provide a highly reliable dynamic pressure device wherein even when a projection section is formed by caulking, it does not abut on a counter plate. In a dynamic pressure bearing device which has a frame 1 to which a stator section 2 ...
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JP2000192915A |
To prevent a fluctuation in a product dimension, and reduce a cost by forming at least one of a cylindrical member, forming a projecting part on the inside surface or an outside surface of the other member, and setting hardness of a proj...
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JP2000192914A |
To maintain installing strength, and reduce a cost by inserting a shaft part of a fixing pin having a recessed part on an outer peripheral surface into a base material through hole, fitting a washer onto the shaft part, and compressing/p...
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JP3051057B2 |
To provide a connecting device and a connecting method for connecting two constituent members with different cross sections very precisely as well as with optional repeatability in a technically simple form. An initial peripheral contour...
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JP3051885B2 |
PURPOSE: To provide a shaft device which is designed to provide a maximum limit effect of pressure fluid, in a work to press in and pull out a cylinder body and a shaft. CONSTITUTION: A groove 101 through which pressure fluid is introduc...
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JP3043382B2 |
A structural joint which may be for orthopedic use is effective to simultaneously resist bending and torsional loading. It includes a female member (38) formed with a cone shaped bore (40) and a mouth (42) defining entry into the bore (4...
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JP2000135509A |
To provide an amorphous alloy continuous body with high tensile strength at a connection. This amorphous alloy continuous body 1 consists of multiple amorphous wires 2 and 3 and a tube 4 to connect the end portions of the amorphous alloy...
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JP2000505526A |
A temporary fastener that fastens two adjacent workpieces. The fastener includes a shank that extends through a hole of the workpieces. Extending from one end of the shank is a conical shaped head. The fastener also contains a pull stem ...
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JP2000120622A |
To prevent a crack on an eyelet or a warpage of plate materials when the two plate materials are joined with the eyelet.A cylinder 28 passing through a joining hole 22 of a file F is caulked with a jig 24, and a grip holder is joined as ...
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JP2604281Y2 |
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JP2000110811A |
To improve connection strength between shaft members which are caulked and fixed in both axial and rotational directions.In this method, an uneven portion 21 formed on a front of one shaft member 2 is inserted and fitted into a cylindric...
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JP2000110810A |
To improve connection strength between shaft members which are caulked and fixed in both axial and rotational directions.In this method, an uneven portion 21 formed on a front of one shaft member 2 is inserted and fitted into a cylindric...
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JP2000110492A |
To provide segment joint structure simple in structure and easy to connect.A cylindrical casing 16 is integrally embedded in a body 12a at the joint end face of a preceding segment 10a, and the joint end face of a succeeding segment 10b ...
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JP3033145B2 |
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JP3030634B1 |
[wrap up] [Task] Provided is a metal plate mounting structure to a metal plate mounting body capable of smoothly and reliably mounting a metal plate such as a slider to a metal plate mounting body such as a sliding type object. The mount...
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JP3029962B2 |
PURPOSE: To join together two members without using a joint medium. CONSTITUTION: A plurality of taper holes 7 are provided on the flange part 6 of a boss member. The flange part 6 of the boss member and the bottom wall 3 of a yoke are p...
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JP2000083754A |
To improve work efficiency by dispensing with a surface finishing process such as partial plating or partial coating after a process of connecting and fixing both ends of a pipe frame, and dispense with post-fitting a hinge metal or fixt...
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JP3023517B2 |
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JP3024283B2 |
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JP3017387B2 |
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JP2995513B2 |
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