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JP08229664 |
To cost effectively produce a composite casting cylinder or cylinder block made of high-performance aluminum silicon alloys by casting a cylinder liner made of a hypereutectic aluminum silicon alloy into the cylinder or cylinder block of...
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JP2555236 |
PURPOSE: To provide a centrifugal casting method for simplifying application of coating material on a forming surface of socket part and easily obtaining a casting tube having a high quality socket part. CONSTITUTION: In the centrifugal ...
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JP08206904 |
PURPOSE: To efficiently, accurately and automatically detect an accurate drilling position without depending on human power in the case where a fastening bolt hole piercing a flange is drilled as a cast-out part of a necessary product in...
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JP08206807 |
PURPOSE: To provide a metallic mold for centrifugal casting without causing the surface defect, such as flow mark, by arranging a ring shape gate consisting of ring shaped cavity between a center spout and a gate in concentrical state to...
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JP08197187 |
PURPOSE: To reduce the weight of a casting mold by providing the outside wall parts of runners in proximity to the gate parts of a product wax pattern with projections and allowing these projections to grown to the outside wall part of t...
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JP08187570 |
PURPOSE: To make it possible to produce a casting in a recyclable casting mold from the melt of reactive metals by using the casting mold consisting of nonmetal mixture-free metals, such as tantalum, on at least the surface in contact wi...
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JP08176722 |
PURPOSE: To improve the machinability of a wear resistant flaky graphite cast iron by specifying the number of eutectic cells of a flaky graphite cast iron which consists of pearlite base and has A type graphite and the precipitation pha...
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JP08168863 |
PURPOSE: To provide a fitting device of a core holding frame, in which the maintenance can easily be executed, by simplifying the structure of the device. CONSTITUTION: An end plate 4 and a base plate 10 are connected so as to be freely ...
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JP08164461 |
PURPOSE: To simplify the constitution of a core holding frame unit and driving mechanism for holding the unit and to easily execute the maintenance, etc., by arranging an end plate and the base plate so as to be freely approached/ left a...
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JP08158004 |
PURPOSE: To produce a composite super hard roll hardly causing cracking in the course of manufacture. CONSTITUTION: In a composite super hard roll 3 formed by casting an inner layer 2 composed of cast iron on the internal surface of a cy...
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JP08155507 |
PURPOSE: To provide a light roll to prevent the crack due to the difference in the thermal expansion by forming on the inner surface of a cylindrical cemented carbide sleeve an inner layer of Al-Si alloy where the coefficient of thermal ...
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JP08155619 |
PURPOSE: To provide a metallic mold for centrifugal casting, by which a casting defect is prevented caused by defective casting at the time of casting a titanium or titanium alloy-made engine valve. CONSTITUTION: The metallic mold for ce...
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JP08150455 |
PURPOSE: To manufacture a tube by the centrifugal casting free from defects on the inner surface of the tube, and excellent in the yield by specifying the content of Al2O3, CaO, CaF3, MgO and SiO2. CONSTITUTION: The best way to prevent g...
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JP08141716 |
PURPOSE: To provide a pouring trough capable of preventing the splash of molten metal at the time of transferring the molten metal from a chute to the trough body. CONSTITUTION: The trough body 6' of the pouring trough is constituted of ...
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JP08141717 |
PURPOSE: To provide a pouring trough which can efficiently align the axes of the trough body and a chute with good accuracy, eliminate the centering work for each casting and improve the working efficiency. CONSTITUTION: The pouring trou...
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JP08141720 |
PURPOSE: To detect the development of slippage between a clamping device and a tube and to suitably deal with this slippage by detecting the distance between a carriage and the clamped tube and providing a means for detecting the distanc...
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JP08141719 |
PURPOSE: To surely detect the drawing-out status of a cast tube drawn out in the horizontal direction from a casting machine. CONSTITUTION: A dog 58 is hung and supported rotably around a supporting shaft 54 in the horizontal direction c...
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JP08141718 |
PURPOSE: To improve the adhesiveness, that is the durability, of a coating agent by forming a porous layer having the surface of a base material impregnated with the coating agent. CONSTITUTION: The trough 12 of a chute trough 11 is form...
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JP08141721 |
PURPOSE: To shorten the casting cycle time by eliminating the need of making a casting machine wait for a fed out cast tube for a long time in a casting apparatus of the tube. CONSTITUTION: The casting machine 10 capable of centrifugally...
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JP08132208 |
PURPOSE: To simultaneously cast plural cast products without causing excess or short quantity to plural cavities in a rotary mold and molten metal flash. CONSTITUTION: A molten metal distributing shaft 2 is inserted in the inner peripher...
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JP08117965 |
PURPOSE: To uniformly and finely disperse graphite at a shaft part in the as cast condition by using a rapidly cooling mold, at first, casting molten metal for outer shell layer of a cast iron, etc., having wear resistance in a centrifug...
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JP08117973 |
PURPOSE: To shorten pouring cycle to respective casting molds and to improve production efficiency by eliminating operations to ladle and carry molten metal by a crucible. CONSTITUTION: This pouring machine has a storage tank 22 into whi...
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JP08112660 |
PURPOSE: To improve the productivity by accurately executing the weighing of molten metal and the pouring of molten metal into plural molds at the same time and unnecessitating the following processes for a cast product. CONSTITUTION: Th...
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JP08103857 |
PURPOSE: To improve the safety of a casting work by using a jig (band), fitting a core in the receiving hole part of a metallic mold for centrifugal casting and mechanizing the fitting work of the core. CONSTITUTION: In the centrifugal c...
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JP08099159 |
PURPOSE: To solve the problem of cost reduction required for removing defective layer on the inner surface of a pipe and improve the yield of product. CONSTITUTION: Annular second weir bodies 8, 9 for damming up molten metal and enabling...
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JP08090189 |
PURPOSE: To obtain a centrifugal casting product having smooth inner peripheral surface by supplying molten metal as cylindrical state in the inner part of a rotary mold and supplying materials for pressing the inner peripheral surface o...
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JP08090190 |
PURPOSE: To soundly produce a two layer tube without lowering the yield in the longitudinal direction of the two layer tube, in a producing method of the two layer tube. CONSTITUTION: A centrifugal casting mold 1 having the inner diamete...
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JP08081731 |
PURPOSE: To produce a hot rolling roll excellent in both low friction and wear resistance, in a roll using high V cast iron as an external layer material, by specifying the alloy compsn. of the external layer material and the compsn. and...
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JP08067952 |
PURPOSE: To produce a corrosive gas resistant pipe capable of coping with the problem of corrosion caused by high temp. corrosive gases including sulfur such as hydrogen sulfide, sulfur dioxide or the like and excellent in resistance in ...
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JP08066744 |
PURPOSE: To provide a core for casting, by which a product having high size precision can surely be cast. CONSTITUTION: In core prints 3, 3, a protrusion 6 locally abutting on each core print housing space forming surface 10a, 10a and se...
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JP08060289 |
PURPOSE: To produce a rolling roll small in uneven wear and excellent in surface roughening resistance by forming the compsn. of the external layer material of a roll of a specified high C-Fe-Cr material, suppressing the formation of M6C...
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JP08057619 |
PURPOSE: To provide a mold for centrifugal casting which can support a pin-like core with both ends. CONSTITUTION: The mold M is provided with a rotatable mold body 7 and plural pin-like cores 8 supported by the mold body 7. The mold bod...
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JP08057618 |
PURPOSE: To obtain a combined cylinder for forming machine which can exchange only a liner, by pouring molten wear resistant and corrosion resistant alloy into a mold consisting of a low expansion material thereby centrifugally casting t...
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JP08047763 |
PURPOSE: To reduce the deformation to be generated in splitting a cylinder by splitting the cylinder into two parts after the heat treatment in a prescribed temperature range after casting the bearing metal to subject it to finishing mac...
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JP08047767 |
PURPOSE: To prevent the developments of blow hole and roughened surface by successively arranging a casting part with a runner part and also, opening the tip part of an air vent passage at the outer peripheral side of a receiving hole. C...
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JP08047744 |
To obtain a property of tensile strength, creep ductility, etc. through forging by executing centrifugal casting of a blank for plural preforms, which has a prescribed shape to be forged to a desired part, and then forging the preform to...
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JP08041580 |
PURPOSE: To produce a centrifugal casting sleeve roll, such as rolling mill combining surface roughing resistance with wear resistance. CONSTITUTION: This roll is composed of an outer layer material, an inner layer material, and, if nece...
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JP08025011 |
PURPOSE: To prevent generation of impact when power source is supplied to an induction capacitance start motor by closing the contact of switch part by the delay part in the zero cross timing provided with delay. CONSTITUTION: When a met...
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JP08020842 |
PURPOSE: To produce a high speed steel type composite roll formed by integrating, by welding, an internal layer composed of tough cast steel material with the internal surface of an external layer composed of high speed steel type materi...
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JP08019847 |
PURPOSE: To prevent the slow-down of an acceleration generated on the way of accelerating rotating speed. CONSTITUTION: This device is for controlling an induction capacitor starting type motor 4 having a series circuit composed of a sta...
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JP08013078 |
PURPOSE: To produce a rare earth magnet alloy reduced in primary crystal αFe, having fine structure, and reduced in segregation by performing centrifugal casting while specifying the ratio between the amount of molten metal to be suppli...
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JP08001296 |
PURPOSE: To surely cast molten metal up to all the corners of a mold by rotating the mold horizontally around the vertical axis and also, making the mol rotate around its own axis orthogonal to the vertical axis. CONSTITUTION: The outflo...
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JP07331377 |
PURPOSE: To produce a heating furnace tube excellent in heat resistance and toughness. CONSTITUTION: This heating furnace tube excellent in heat resistance and toughness has a composition consisting of one or more groups among the follow...
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JP07290186 |
PURPOSE: To improve the wear resistance, thc corrosion resistance and the strength of the inner surface of a cylinder of an injection molding machine at a low cost. CONSTITUTION: In a tungsten carbide composite lining material for centri...
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JP07276022 |
PURPOSE: To produce a sound cast product as a whole except both end parts by accelerating a rotating velocity of a mold by a setting time after a fixed time elapses from the completion of the casting of the molten metal and keeping to a ...
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JP07276023 |
PURPOSE: To provide a means capable of solving plural problems at once such as a problem of cutting work expenses to eliminate an unsound layer on a tube internal surface and the one of structural design generated when no such work is pe...
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JP07266017 |
PURPOSE: To set an excess thickness in the inside necessary to remove the defect small and to reduce machining cost to remove inside by making the outer diameter at the center part of a cylindrical body of a mold for centrifugal casting ...
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JP07258767 |
PURPOSE: To produce Pt or a Pt alloy having high hardness and excellent in mechanical properties by adding trace amounts of specified elements to Pt or Pt alloy, melting the same by an SiO2 crucible of high purity without using binder an...
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JP07251253 |
PURPOSE: To release the peeling and the damage of coating at the part brought into contact with molten metal flowed down from a triangle ladle by constituting with a standing-up part and a slow inclining part in the chute so as to bring ...
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JP07246440 |
PURPOSE: To obtain a ring member of TiAl base metal compound whose crystal, granule is accomplished to be fine. CONSTITUTION: In the production of a ring member 4, a scrap part 2 having a circular section, and a blank 4 of TiAl base meta...
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