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JP3328328B2 |
PURPOSE: To eliminate a need for cutting a sleeve, and thereby enhance cutting performance for the composition plane of a cylinder head by cutting the composition plane of the cylinder head after the sleeve has been disposed down below f...
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JP2002257149A |
To provide a coupling method by which a coupling member can be accurately fitted onto the same shaft in a simple constitution and a cam shaft in which a cam piece is accurately fitted on the shaft.In the cam shaft, a cam piece 2 is joint...
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JP3321228B2 |
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JP3317414B2 |
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JP3318907B2 |
To form a concave portion on one face of a metal plate wherein a desired shape of the concaved portion can be made without causing a big stress to the metal plate by the formation of the concaved portion. In this method, a given shape of...
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JP2002224774A |
To provide a manufacturing process which is a technique for ornamenting a metallic plate surface, is substituted for conventional embossing works using a press, has the high-degree freedom for design, and is suitable for small-quantity p...
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JP2002224920A |
To completely eliminate a reduction in effect of strength increased by performing the roll working of a fillet part.In a method for roll-working the fillet part 5 of a shaft, a final cross-sectional shape (c) of the fillet part 5 is take...
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JP3310352B2 |
PURPOSE: To provide a working process which makes it unnecessary to work over again the joining surface of a cylinder head even if the joining surface of the cylinder head located in the opening part of a sleeve is strained when the inne...
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JP3307684B2 |
PURPOSE: To shorten a time required for spot facing and also reduce the number of tools, etc., to be used by forming multiple holes closely to each other at specified positions in the surrounding area including a recess and collectively ...
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JP2002180809A |
To provide a manufacturing method of a valve timing adjusting device for reducing manufacturing manhours, and capable of easily changing driving torque by a hydraulic fluid.A base material of a vane rotor 15 and a peripheral wall 12 of a...
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JP3291172B2 |
PURPOSE: To provide a manufacturing method for a metal mirror that effectively uses accuracy of a polygon mirror blank obtained by press working and improves productivity. CONSTITUTION: This is a manufacturing method for a metal mirror t...
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JP3285282B2 |
PURPOSE: To provide a coil winding machine being compact, inexpensive and extremely efficient with shape return scarcely caused to a ring. CONSTITUTION: Metallic wire 4 delivered from a delivery roller 5 is cut by a cutter 16, and the me...
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JP2002506958A |
A strut for mechanically coupling a driving member to a driven member in a planar one-way clutch is formed in a progressive die from a length of cold-formed metallic stock material such that the strut's diametrical member-engaging end su...
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JP3259029B2 |
To provide a method for bending material with a simple mechanism and forming an ellipsoid and a paraboloid for forming an oblique incident reflection mirror of small aberration. This method is a curved surface forming method provided wit...
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JP3256078B2 |
PURPOSE: To improve durability of a cutter, facilitate work operation, and reduce cost. CONSTITUTION: Roundness 3a having comparatively small curvature R2 is worked along a spiral shape in a corner part between a board 2 and a spiral par...
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JP2002503788A |
A method for producing steel rolling bearing rings, starting from a hot-rolled tube, the structure of which is similar to a spheroidized structure and from which rings of the same continuous length are hot-cut while supplying a lubricant...
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JP2001342584A |
To provide a process surely removing fine stains on a screw and manufacturing the screw with extremely smooth surface in assembling an electronic precision device.A fowling removal process for manufacturing a threaded fastener, in which ...
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JP2001328031A |
To eliminate the difficulty of manufacturing a product of high accu racy and high quality and at a low cost ease in the conventional technology of making a metal part with protrusion protruded from the plate-like main body part.The inert...
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JP2001522727A |
The present invention concerns a method of finishing machining rotary parts which are at least partially subjected to a hardening process until they are in a condition of being ready for use. The rotary parts may be crankshafts, or beari...
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JP2001518851A |
A method of machining rotationally symmetrical parts, in particular crankshafts, in particular the bearing surfaces of crankshafts, until they are in a condition of being ready for use, that is to say the condition in which the crankshaf...
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JP2001280338A |
To inexpensively provide a finished surface of high accuracy and realize the low cost while improving the bearing characteristic of a bearing device. When a finishing tool 41 is inserted into a bearing hole 13A3, a insertion guide part 4...
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JP2001232423A |
To easily and precisely form a groove in axial direction of a tube.A mandrel is inserted into at least a section to be worked of a tube, and the tube and the mandrel are held so that they do not move relatively. The tube and a die are re...
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JP3201808B2 |
PURPOSE: To divide an integrated member easily and smoothly by pressing the inner circumferential surface of an opening for bearing from the inside to the outside by each pressure member to add load while a notch pressure member is engag...
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JP2001170814A |
To provide a separation tool longer to use with less abrasion, high in shape precision of a material product and capable of restraining material loss to the minimum.This separation tool to continuously separate individual members equal t...
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JP2001162451A |
To provide a method of manufacturing a magnesium alloy chip having a desirable chip shape and providing a high productivity.In manufacturing a magnesium alloy chip, grooves 3 are formed in a magnesium alloy plate 1 by feeding a tool 2 ha...
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JP3176281B2 |
To form a taper surface having high flatness even in the long size. In a method of forming a taper surface 11 on the lengthwise directional one end side of a metallic plate-like body 10 formed in the long size, first of all, a locking pa...
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JP3176113B2 |
PURPOSE: To reduce the cost of manufacturing a steering main shaft by molding a small diametral shaft by drawing, by molding an angular groove part for key lock, by drawing the larger diametral end part of a pipe material into a small di...
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JP3167410B2 |
PURPOSE: To provide a method and device for very simply and quickly working a pipe material such as an anchor bolt from a solid body through a series of processes. CONSTITUTION: A method and device for working a pipe material comprises a...
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JP3160380B2 |
PURPOSE: To provide a metal mold for outer lead molding capable of bending all the outer leads in the same J-shape with bending rollers. CONSTITUTION: A metal mold 10 for outer lead molding comprises a plurality of bending rollers 22a, 2...
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JP2001087951A |
To provide a press fitting element, in particular of rotationally symmetrical type, at a low cost and in a certain finishing workmanship irrespective of the material in use. A manufacturing method for a metal press fitting element includ...
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JP3137729B2 |
PURPOSE: To provide the manufacture of an in-place mated part making up a clamp device. CONSTITUTION: In the manufacture of an in-place mated part A which is cut out of plate raw material W, and comprises a highly accurate portion (a) fo...
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JP2001052837A |
To provide a sheet-pressed component enabling product parts blanked out with a desired shape to be easily pulled out. A final product 35 as a sheet-pressed component is equipped with a semifinished product 21 and a belt-like adhesive mem...
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JP2001502240A |
A method for manufacturing a structural member (1), especially a vehicle assembly member serving to absorb collision energy and forces by direct or indirect collision impact, for the purpose of obtaining a deformation body which is proce...
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JP3127587B2 |
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JP3116475B2 |
PURPOSE: To shorten the cut length by notching a melting notch portion along a line which is to be the opening of a guiding U-shaped hole and notching a melting notch portion along a line which is to be the melting notch portion, so that...
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JP2000339650A |
To provide a method for efficiently manufacturing a highly precise suspension having wiring for a hard disk.In a method for manufacturing a suspension having wiring for a hard disk by working a material 10 for the suspension wherein a ma...
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JP2000296421A |
To perform machining together with plasma arc machining or laser beam machining on the same line without requiring a large space. A mounting base 30 is installed to the tip of a robot arm 22, and a working tool 40 and a holding tool 50 a...
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JP3078119B2 |
PURPOSE: To prevent the preparation of a defective product by previously calcu lating the outside diameter dimension of a counterweight part permitting the imbalance quantity of the dynamic balance of a crankshaft product in the final wo...
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JP3079134B2 |
PURPOSE: To provide a steering handle shaft by slight manufacturing cost so as to perform relative axial movement of the shaft and a storage pipe in very slight torsion play. CONSTITUTION: Keys 2, 2' which are parts on one side of an ins...
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JP2000210821A |
To provide a method with high productive efficiency and good finishing, which is suitable for assembling to a continuous production line and solves problems on conventional barrel processing. In a flat parts manufacturing method, a flat ...
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JP2000161377A |
To eliminate cutting machining, reduce expenditure required in disposal of cutting chips, and thereby lower the cost required by making equipment common even if each spline part to be applied with nylon coating is different in size, and ...
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JP3044076B2 |
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JP3045091B2 |
To make it possible to efficiently execute cutting of the cavity part recessed and formed on the rear surface side of the head. A rotary cutting tool 30 having the form integrated with a first conical blade part 31 and a second columnar ...
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JP3040206B2 |
PURPOSE: To continuously fix the components of a camshaft by providing a camshaft component fixing means for clamping and fixing the components of the camshaft, and a conveying means for conveying the components of the camshaft intermitt...
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JP3041109B2 |
The present invention is directed to a method for providing substantially particulate free gases by dispensing a highly pressurized gas from a carbon steel cylinder. The carbon steel cylinder is made by a process comprising the steps of ...
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JP3029228B2 |
PURPOSE: To maintain good working accuracy by easily correcting working on the basis of a working error due to deviation of alignment while working both inner and outer wall surfaces of an involute curve part. CONSTITUTION: A tool 16 is ...
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JP2000084746A |
To facilitate cutting of a minute cutting tool into a workpiece and to prevent a damage of the minute cutting tool, by cutting and removing a passive film formed on the surface of a cutting object part by a cutting tool, and by moving an...
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JP2000079516A |
To reduce the manufacturing cost by continuously performing cutting of a work and cutting of a cut end face. A cutting device 1 has first and second dies 2a, 2b. The first and second dies 2a, 2b have first and second clamps 4a, 4b and sh...
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JP2000502957A |
PCT No. PCT/GB96/01899 Sec. 371 Date May 26, 1998 Sec. 102(e) Date May 26, 1998 PCT Filed Aug. 5, 1996 PCT Pub. No. WO97/05985 PCT Pub. Date Feb. 20, 1997A method of manufacturing piston rings from a tube blank includes cutting a longitu...
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JP3015894B2 |
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