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JP62004509 |
PURPOSE: To prevent a polisher from blocking polishing chips during polishing, by forming flowering-shaped toothed structures, which form a hole in the center, in a metal plate constituted by coating its surface layer with a hard quality...
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JP61283425 |
PURPOSE: To form a partially reticulated ex-bound 1 which can be easily attached to posts by partially reticulating the ex-bound to be provided for the purpose of protection, prevention of wind, snow, throwing objects, etc. so that the r...
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JP61267763 |
PURPOSE: To convert the image of a rectangular original to an annularly developed printing plate with good accuracy by reading the image of the rectangular original as a digital picture element signal and converting the signal to the ima...
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JP61267053 |
PURPOSE: To prevent an image from blurring and varying in density and to make a preliminary printing superior in fidelity and reproducibility to a blank material for drawing by converting a digital picture element signal of a rectangular...
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JP61229428 |
PURPOSE: To increase the processing efficiency and to reduce the cost by cooking the prescribed part of a plate after its heating above the crystallizing temp., then by removing with deformation by applying external force on the part the...
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JP61180623 |
PURPOSE: To eliminate occurrence of cutting at folds by giving a round to connecting parts of longitudinal and lateral strands of a metal lath by forming corners of cutting edges of an upper and a lower punching die being fitted each oth...
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JP61165236 |
PURPOSE: To obtain a container formed of Al foil with substantially no wrinkles by forming preliminarily fine ruggedness to the Al foil to be formed and forming the Al foil by a press in such a manner that the wrinkles are naturally form...
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JP61159232 |
PURPOSE: To produce continuously and automatically the titled product tough against oblique load without any limit in the quality at low cost without welding by cutting in the prescribed pitch and length the bent part of the both faces o...
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JP61119341 |
PURPOSE: To form a trim core material having a large mechanical strength by providing a side part slit in a line and at a prescribed interval by leaving both end parts and the center part in the width direction of a core sheet metal, als...
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JP61103719 |
PURPOSE: To obtain a grinding element possible with mass-production, excellent in durability and hard to be flattened even after working on a non-metallic work to be ground by constituting the element from a number of holes bored in a me...
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JP61086030 |
PURPOSE: To enable the production of a deformed bellows of high accuracy by performing the formation of a bellows with pressing the forming jig having the outer peripheral shape of a non-cylindrical bellows to the outer peripheral side o...
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JP61071143 |
PURPOSE: To improve the patterning efficiency by inscribing a core bar synchronizing with the rotational direction of a stamping roll and also opposed to it, to a hollow part of a section and rotating it. CONSTITUTION: A core bar handle ...
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JP61071144 |
PURPOSE: To improve the patterning efficiency, and to reduce the cost by providing a core bar opposed to a stamping roll, also providing an inserting and holding body for holding the core bar, and linking it with the stamping roll. CONST...
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JP61045566 |
PURPOSE: To improve the adhesion between the grid and the active material so as to extend the life of a lead storage battery by making the grid by passing a Pb-Ca alloy sheet between a pair of rollers having irregular surfaces to form co...
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JP61042435 |
PURPOSE: To improve yield and to supply inexpensively a large quantity of trimmers by juxtaposing rolling points to a belt-like thin metallic sheet, subjecting such sheet to rolling and expanding in a manner as to leave connecting parts ...
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JP61017332 |
PURPOSE: To form a foot easily to an expander type grid body by using a small punching edge in forming a netted grid mesh which is positioned at the lowest part in case of forming a net shaped grid mesh with the expanding work of a belt ...
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JP61014028 |
PURPOSE: To obtain a lath for building connecting the mesh without cutting by slitting the metallic plate feeding at a fixed speed by the upper edge connecting the trapezoidal edge regulating the angle of mutual size and by widening and ...
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JP60255228 |
PURPOSE: To assure the uniformity of the pattern formed by embossing in the stage of embossing a steel sheet by maintaining the equal tension on the inlet and outlet sides of embossing rolls and supplying only the load necessary for embo...
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JP60238043 |
PURPOSE: To produce an expanded metal with high efficiency by feeding diagonally a sheet material between a stationary lower die and movable upper die and moving back and forth the movable upper die only in the vertical direction. CONSTI...
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JP60234725 |
PURPOSE: To improve the strength of a formed product by placing a superplastic metalic plate of specified temperature on a member for forming unevenness, and giving superplastic deformation by fluid pressure, and at the same time, coupli...
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JP60231531 |
PURPOSE: To form easily legs to an expanded type grid body in the stage of working a belt-like sheet made of lead (alloy) by a reciprocating type expander to form network grid meshes by using small cutting blades, etc. to form the networ...
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JP60223624 |
PURPOSE: To form a recess and a projecting pattern to the base of the recess in a conspicuous state by pressing a metallic plate by an upper die consisting of a punch having a die hole and a movable die and a lower die consisting of a di...
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JP60203326 |
PURPOSE: To elevate a slip prevention function of a step board and to simplify the production by providing notches equidistantly and obliquely along the reciprocal ridge line and root line of the part serving as the stepping face of a th...
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JP60199911 |
PURPOSE: A spinneret having small slit width, producible easily, having discontinuous circular extrusion holes consisting of a through hole and a float having protrusions which are brought into contact with the inner wall of the through ...
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JP60196231 |
PURPOSE: To obtain a beautiful decorative film having durability and weatherability by softening the decorative film and warming a steel sheet without exerting undue tension to the sheet during embossing. CONSTITUTION: A coil A is fed vi...
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JP60196299 |
PURPOSE: To produce continuously a pierced shape material with a series of stages by piercing a belt-shaped steel sheet at regular intervals, cutting it based on the number of pierced counts and bending with a cold roll forming machine. ...
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JP60191629 |
PURPOSE: To shorten time for working and to make the working device small by working a slit in a beltlike steel plate by a slit roll, and at the same time, making bending work of a slit part by a pair of forming rolls to form a flange pa...
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JP60187438 |
PURPOSE: To maintain uniformly the strength of welt and to prevent deterioration of the appearance characteristic thereof by slitting a belt-like metal and stretching the metal in the longitudinal direction thereby forming the metal into...
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JP60177902 |
PURPOSE: To improve the yield of material by forming many small holes in a metallic sheet by digging before rolling the sheet under tension. CONSTITUTION: Many small holes are formed in a metallic sheet 1 by digging while passing it betw...
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JP60174220 |
PURPOSE: To manufacture a core material at a high speed by providing a pair of gear bodies for shearing a thin band steel at a prescribed pitch by leaving a connecting part, and a pair of rolling rollers to which a chisel-shaped projecti...
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JP60152334 |
PURPOSE: To straighten easily a residual distortion, and to obtain an uneven pattern which is beautiful and abounds in cubic feeling, by heating a metallic thin sheet to a specified temperature, and executing in order an embossment and a...
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JP60152335 |
PURPOSE: To eliminaste a residual distortion, and to form an uneven pattern which is full of a cubic feeling by placing a part between a pinch roller used as a guide, too, and a tensile pinch roller, under a tension state. CONSTITUTION: ...
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JP60152336 |
PURPOSE: To eliminate easily a residual distortion, and to form an uneven pattern which is free from a residual distortion and full of a cubic feeling by placing a part between an embossing roll and a tensile pinch roller, under a tensio...
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JP60133935 |
PURPOSE: To obtain a perforated metallic plate without generating a punching dust by executing a roll rolling to a lot of recessed parts recessed and provided by a press work, and making a hole. CONSTITUTION: By a press device 7 of a pre...
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JP60133936 |
PURPOSE: To obtain a perforated metallic plate without generating a material loss by making a hole by a roller having a lot of projections, turning back its return by a scratching jig, and thereafter, executing a rolling by a roller. CON...
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JP60130432 |
PURPOSE: To obtain metallic household articles having a through-pattern on the side wall at a low cost by forming scores to the part of a flat metallic plate near the edge then expanding the scores by drawing. CONSTITUTION: Several stage...
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JP60124421 |
PURPOSE: To taper with high accuracy plural adjacent hole edges to a chamfered shape by piercing a prepared hole on a base material, performing taper coining so as to escape an excess thickness in the prepared hole or the prepared hole d...
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JP60096328 |
PURPOSE: To prevent a formed article from being damaged by a sheet metal piece by incising the sheet metal at the sharp-pointed cutting face of a diagonally cut punch tip and forcing the incised sheet metal to open by the root part of th...
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JP60054238 |
PURPOSE: To generate plastic deformation in various directions, to eliminate a residual stress, and to work a contact surface to a plane of high accuracy by impressing under press and carving a radial, concentrical or lattice-like uneven...
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JP60046822 |
PURPOSE: To form easily and continuously a beautiful uneven pattern having no crush nor dilation of a dressed surface by providing a guid part, a rib forming roll, an embossing roll and a forming roll group in the carrying direction of a...
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JP60021130 |
PURPOSE: To subject a blank material to pinch pressing such as embossing, drawing, bending or the like with an integrated process by providing forming dies integrally with cam sliders driven by cam drivers and exerting the pressure of th...
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JP60021131 |
PURPOSE: To control the coefft. of friction in each part in the circumferential direction of a pipe and to control satisfactorily the bend of the pipe by coating a lubricant to the prescribed part on the inside circumferential surface of...
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JP60018239 |
PURPOSE: To provide a cylindrical body with variable outside diameters which can vary exactly and smoothly the outside circumferential surface by forming the outside circumference of said body of plural outside circumferential members, m...
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JP60012233 |
PURPOSE: To obtain a titled shape steel having excellent adhesion to concrete with substantially no decrease in the yield of a product by driving punches each having a cuttin edge to the flange part of the shape steel at prescribed inter...
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JP59229238 |
PURPOSE: To make piercing in a short time and improve productivity in a device thag pierce a hole for detecting strip connecting position by raising a lower die to plate passing level. CONSTITUTION: When a strip 1 is carried to piercing ...
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JP59219107 |
PURPOSE: To prevent buckling or wear of a punch and to overcome the problem of short life of a metal mold, by using a push punch for taper holes and a die with escape hole. CONSTITUTION: The punch 1 having a tip portion 1D with taper 1a ...
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JP59193726 |
PURPOSE: To provide a titled punch which prevents the shear droop at the shoulder of a groove, decreases a finishing allowance by machining and improves yield in grooving on a sliding contact surface of a brake disc by forming the tip of...
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JP59191523 |
PURPOSE: To deform the sectional shape of a metallic pipe in the longitudinal direction thereof into a similar shape by fixing one end of the metallic pipe, pulling the other end thereof to the axial direction and subjecting continuously...
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JP59191525 |
PURPOSE: To permit easy positioning of flaring dies and to improve the operating efficiency of a flaring press in the stage of flaring both ends of a cylindrical metallic blank material with a flaring press by providing specifically cons...
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JP59178125 |
PURPOSE: To permit easy manufacture of a press die for forming marking embosses by press fitting very small projecting materials each having a circular conical tip into the press fitting holes formed on the forming surface of a die and p...
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