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Patent Searching and Data


Matches 951 - 1,000 out of 1,203

Document Document Title
JPS6020097B2
PURPOSE:To manufacture dies for forming a gasket easily by forming dies of a male die and a female die for press forming a metallic gasket forming a projection for forming bead using a steel plate in a slit provided in an iron base plate...  
JPS6014477B2  
JPS6056418A
PURPOSE: To manufacture a grooved pipe with a good productivity and at a low cost by forming a groove on the surface of a band plate material made of steel, making it cylindrical, welding as one body the butt surface of its longitudinal ...  
JPS6012131B2
PURPOSE:To advance a long sized metallic pipe and to work the outer and inner surfaces of the pipe into a prescribed shape by the rotating force of an outer- and- inner-surface working machine, by arranging said machine at the post stage...  
JPS6012143B2
PURPOSE:To automatically accomplish the detection of steel balls in a absorber to be used in the control rods of a reactor, the distance measurement between the steel balls, and the dimpling operation by combining a constant speed feedin...  
JPS6012132B2  
JPS6028915U  
JPS607234B2  
JPS6033816A
PURPOSE: To increase the mechanical strength of a metallic tube by providing plural cut grooves to the outer peripheral surface of a floating plug along the drawing direction and at equal intervals in the peripheral direction so as to sa...  
JPS6033814A
PURPOSE: To improve the processing speed of a metallic tube with grooved inner surface and to make the double-grooves forming process easy by arranging the 1st and 2nd inner surface-groove processing parts on a straight line and installi...  
JPS6033815A
PURPOSE: To prevent tool wastage and to enhance its operating efficiency by using a sintered hard alloy for the rugged surface of a tool base metal and coating its surface to the prescribed thickness by a hard coating layer of Ti-carbide...  
JPS6033846A
PURPOSE: To form a groove having high flight depth at a high working speed in the stage of forming a groove for attaching fins on the outside surface of a tube by pressing a speed-adjustable discoid tool to the outside surface of the tub...  
JPS6024422U  
JPS6020820A
PURPOSE: To improve the accuracy of a chamfered oblique surface and the evenness of an end face by repeating a feed corresponding to the height at the time when a winding bush is obtained and the molding of a V-groove, and cutting off a ...  
JPS606223A
PURPOSE: To form a vertical bead on the side wall of a pressed product without galling by attaching a rolling body which rolls while pressing the side wall of the pressed product to either side wall of an upper or lower blank holder and ...  
JPS604797A
PURPOSE: To obtain the heat transfer tube of a high performance and reduce the cost thereof by a method wherein the configurations of the grooves on the inner surface of the tube are changed in accordance with the positions of the tube. ...  
JPS603916A
PURPOSE: To manufacture a titled tube with high productivity by disusing ordinary expanding and reducing processes in size and thickness performed by a die and a floating plug and organizing said process with two processes. CONSTITUTION:...  
JPS60127B2  
JPS59229240A
PURPOSE: To form a projected pattern on the upper face of a hollow shape by inserting a wedge plate superposed in wedge shape and a lower die plate having projected die face on the upper face into the hollow part of a supported hollow sh...  
JPS59220225A
PURPOSE: To make a projected pattern on opposite side walls of a section by bringing a female die and a male die that can move back and forth on the outside and hollow part of a hollow section, providing a projected part corresponding to...  
JPS59202397A
PURPOSE: To enhance a boiling heat transferring property, by a method wherein the top surfaces of ridge parts provided on opposite sides of a groove are formed to be smooth surfaces, and the width in the circumferential direction of an i...  
JPS59202124A
PURPOSE: To enable sure extrusion-drawing and grooving by expanding the diameter of a pipe by a floating plug and exerting thrust on the floating plug with a stock pipe. CONSTITUTION: A floating plug 1 of which the outside diameter in th...  
JPS59174240A
PURPOSE: To obtain a roll forming product having excellent accuracy and strength by rolling a work back and forth along working faces of form rolling tools while pushing the work between rolling tools. CONSTITUTION: A material 56 to be w...  
JPS59140983U  
JPS59141325A
PURPOSE: To produce easily a metallic pipe having grooves or projections on the inside surface by reducing the pipe by plural pieces of revolving planetary rolls in the position before drawing the pipe while feeding axially the pipe by d...  
JPS59141326A
PURPOSE: To produce easily a metallic pipe having grooves or projections on the inside surface by reducing the pipe by plural revolving planetary rolls prior to drawing of said pipe while feeding axially the pipe by drawing and pressing ...  
JPS59133914A
PURPOSE: To form a skid having a plural stiffening grooved parts by pressing first a central grooved part and pressing successively grooved parts at both sides in forming a skid for transportation having parallel stiffening grooved parts...  
JPS59110104U  
JPS5928418B2  
JPS5926381B2
A novel method for producing an outer shell for an unitary overrunning roller clutch and roller bearing having a central section provided with camming or ramp surfaces about its circumference and on either side thereof a smooth cylindric...  
JPS5921101Y2  
JPS5997724A
PURPOSE: To reduce drawing force and to improve productivity, by reducing the diameter of a pipe by using a floating plug having no bearing surface, and a rotary die, and performing an inside fluting by a grooved plug provided to the rea...  
JPS5962815U  
JPS5973128A
PURPOSE: To groove the inside surface of a pipe in both stages of inserting and drawing and to reduce the time for such operation by expanding alternately a grooved punch by the movement of a punch holding sleeve thereby forming the inst...  
JPS5950932A
This relates to the formation of a line of weakening in the form of a score in a metal sheet for defining a line along which the metal sheet may be ruptured. It has been found that when the metal sheet in the area which is to be scored i...  
JPS5942138A
PURPOSE: To form easily and accurately a bellows part, by providing rotatably a male die and a female die at the inside and outside of a cylindrical body and forming the bellows by applying a load on the cylindrical body held between the...  
JPS5941795A
PURPOSE: To enable acceleration of heat transfer, by a method wherein a boundary layer of a temperature, which is capable of washing the bore of the inside of a pipe and is developed in the vicinity of a heating surface, is come off effe...  
JPS5935833A
PURPOSE: To manufacture a groove with high accuracy by exact pitch and depth, by forming an almost cylindrical body by bending a base material along a slit formed together with the groove on a plate base material, when manufacturing the ...  
JPS598455B2  
JPS5933035A
PURPOSE: To obtain a beaded formed plate free from distortion in forming a long bead by repeating partial forming successively using dies, by restraining a flat plate part on both sides using upper and lower dies to prevent drawing of th...  
JPS5933034A
PURPOSE: To prevent occurrence of distortion in manufacturing beaded panels by restraining a plate with upper and lower dies and compressing the part near both ends of the bead in the final stage of bead forming. CONSTITUTION: A panel 1 ...  
JPS594920A
PURPOSE: To manufacture a heat transmitting body having grooved parts and ungrooved parts accurately and easily by forming turbulence forming parts on the surface of the material for the heat transmitting body by plastic working and then...  
JPS591427U  
JPS591040A
PURPOSE: To form intersecting oil grooves by rolling on the surface of a columnar member, by holding the columnar member between a pair of flat dies having teeth different in the direction of torsion and moving the flat dies in the direc...  
JPS58212817A
PURPOSE: To improve workability and production efficiency, by forming grooves in the outer peripheral surface of a pipe body by a slitting roll having projecting blades used for forming grooves in the outer peripheral surface of the pipe...  
JPS58185325U  
JPS58179923U  
JPS58202712A
PURPOSE: To high accurately form a groove in desired depth to the peripheral surface of a pipe body, by inserting a center roller into the pipe body and providing slit rollers corresponding to the center roller to the outside of the pipe...  
JPS58202937A
A tool is provided for pressure forming teeth in the periphery of a cylindrical, tubular workpiece such as a power transmission member by rolling. The tool has an improved tooth generating configuration which improves the flow characteri...  
JPS58199633A
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.  

Matches 951 - 1,000 out of 1,203