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Document Title |
JPH0362487B2 |
A flat workpiece such as a sheet metal workpiece is deformed by impacting one surface of the workpiece with one or several impacting tools while supporting at least a portion of the workpiece surface opposite the impacted surface. In ord...
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JPH0360929B2 |
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JPH03213240A |
PURPOSE: To highly accurately perform predetermined work for a peripheral surface without dislocation of the center position in both end parts of a workpiece by lifting a free rotating roller in a truck side to align center height of bot...
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JPH03207534A |
PURPOSE: To prevent a material from expanding and a dimensional error from being generated by pressing a press die to the material mounted on a pedestal as it is inserted between right and left material pressing plates. CONSTITUTION: The...
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JPH0341857Y2 |
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JPH03189026A |
PURPOSE: To manufacture a metallic decorative panel excellent in appearance at low cost/by pressing a metallic plate through a punching press means provided with male and female dies in a non-punched state to form an emboss pattern. CONS...
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JPH0351498B2 |
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JPH0342973B2 |
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JPH0331524B2 |
PURPOSE:To drawing form a cup-shaped body possessed of a rugged pattern in one stage by using a die possessed of a rugged periphery surface on its cavity and a punch surrounded its rigid core with an elastic cylindrical member of larger ...
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JPH0342916U |
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JPH0342307U |
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JPH0318227Y2 |
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JPH0386329A |
PURPOSE: To easily manufacture an amorphous metallic body in the shape of a small piece by cutting, blanking, etc., a formed amorphous foil body. CONSTITUTION: The amorphous metallic body 2 in the shape of a small piece is obtained by gi...
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JPH0377730A |
PURPOSE: To obtain a metallic foil excellent in rigidity and design by forming a longitudinal wave first and then a waveform crossing it when a waveform having a prescribed waveform height and a prescribed waveform pitch is formed crossl...
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JPH0315219Y2 |
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JPH0318527B2 |
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JPH0347637A |
PURPOSE: To prevent burrs from occurring by providing a groove in advance along a shearing position of a part of a sheet metal which makes a product and comes in contact with a die. CONSTITUTION: When a material 13 to be worked is sheare...
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JPH0313926B2 |
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JPH0313927B2 |
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JPH03500509A |
PCT No. PCT/EP89/00460 Sec. 371 Date Feb. 28, 1990 Sec. 102(e) Date Feb. 28, 1990 PCT Filed Apr. 26, 1989 PCT Pub. No. WO89/10219 PCT Pub. Date Nov. 2, 1989.A device is disclosed for producing expanded material using cutting rollers of s...
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JPH035245B2 |
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JPH032648B2 |
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JPH032571B2 |
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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JPH02307629A |
PURPOSE: To allow a pattern to be relieved on the surface of coloring and to obtain a stainless steel plate having a high artistic design property by executing mechanical patterning to the surface opposite to the coloring surface of a st...
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JPH0248240Y2 |
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JPH0254175B2 |
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JPH0242478Y2 |
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JPH0242346Y2 |
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JPH02274304A |
PURPOSE: To reduce the transverse size in the specific part of a slab from the transverse size of the other part by disposing clutches respectively to the crank shaft driving power transmission system and pinch roll driving power transmi...
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JPH0251694B2 |
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JPH0239618Y2 |
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JPH0239617Y2 |
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JPH02247028A |
PURPOSE: To manufacture an accurate metallic disk with excellent flatness by coining by increasing the applied quantity per unit area of lubricants at the center part of surface of disklike metallic material than that of peripheral part ...
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JPH02247027A |
PURPOSE: To turn the upside and downside faces of metallic disk into good flatness and smoothness by coining by making the surface roughness of the pressure face of a working die in the specified range rougher than the roughness of press...
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JPH0236335B2 |
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JPH0232053B2 |
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JPH0225542Y2 |
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JPH02179327A |
PURPOSE: To easily manufacture a light-weight, reticulate, high-strength basket by forming slots along the extruding direction zigzag on an aluminum extruded hollow material to be formed, then, expanding the hollow part through stretchin...
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JPH0222097Y2 |
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JPH02147130A |
PURPOSE: To save a material at the time of manufacturing an article by forming a smaller workpiece than the area of the article, forming slits in the zone of the workpiece corresponding to the non-functional zone of the article and devel...
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JPH0223251B2 |
PURPOSE:To improve the waterproofing and waterblocking of a product by composing the forming passage having a satin-finished part on the outer peripheral face of plural work rolls and by continuously inserting a metallic deformed wire in...
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JPH02133121A |
PURPOSE: To efficiently obtain a metallic plate whose surface roughness is small by forming many linear grooves in which at least one end thereof reaches an edge of blank material to specific surface roughness, and forming them uniformly...
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JPH02133120A |
PURPOSE: To take out a disk without rubbing strongly the disk by interposing a rubbery elastic body between the disk and a pressure means, bringing it diameter reduction within an elastic limit, and thereafter, bringing it coining, relea...
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JPH0265424U |
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JPH0217716Y2 |
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JPH0218173B2 |
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JPH0253827U |
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JPH0216172B2 |
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JPH0213292B2 |
PURPOSE:To perform the pre-printing excellent in the reproducibility to the blank for drawing by performing the coordinate transform of the digital picture element signal of rectangular original onto the annular surface while considering...
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JPH0232327U |
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