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JP57076149 |
PURPOSE: To offer a cast iron-made slide member, improved in its abrasion resistance and scuffing resistance, including both of a chilled structure part and an unchilled structure part, by dottedly or stripedly forming a high-hardness ch...
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JP57009572 |
PURPOSE: To quickly solidify molten metal and cast a casting having dense internal structure by allowing a mold to contact with a nonoxidative type inert refrigerant to cool then teeming the molten metal into the mold by using a centrifu...
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JP57001539 |
PURPOSE: To obtain a casting of high quality and high yield by allowing at least a part of the casting parts of a mold charged therein with molten metal to contact a cooling agent. CONSTITUTION: A vessel 5 is provided in the lower part o...
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JP56157929 |
PURPOSE: To prevent a hardening crack at the time of hardening by casting a cam with a chiller applied to it except its both ends and decreasing the quantity of carbide on said both ends. CONSTITUTION: A cam is cast with a chiller 3 appl...
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JP56154272 |
PURPOSE: To directly micro foil pieces of desired sizes at uniform thickness from a molten material by providing saw-tooth-shaped projections on the outside circumference of a cylindrical casting tool, and rotating this casting tool in c...
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JP56095446 |
PURPOSE: To make positioning of chill blocks rapidly and easily by providing holes for mounting a connecting bar on the side opposite from the chill forming surface and make the mounting and dismounting of the connecting bar free at the ...
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JP56086645 |
PURPOSE: To effectively prevent the chill of die-casted iron by using coat prepared by using a mixture of silica stone powder and diatomaceous earth as aggregate and adding a binder to this at the time of coating a die. CONSTITUTION: Pee...
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JP56074349 |
PURPOSE: To fix a chill easily and surely to a mold in a foundary molding method using a diaphragm, by providing a magnet to the pattern surface in contact with molding sand and attracting and fixing the chill to the magnet. CONSTITUTION...
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JP56030052 |
PURPOSE: To form the casting surfaces for required parts into structure of good machineability by providing a coating layer contg. a graphitization accelerating agent on the inside surface of a metal mold for the casting surfaces desired...
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JP55136552 |
PURPOSE: To prevent the erosion of nozzle end part, form stable molten metal jet flow and produce the broad metal tape by blowing the raw material metal which has been melted on a porous heat-resistanct plate provided right above the noz...
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JP55112840 |
PURPOSE: To prevent propagation of noises to the outside of an engine by shaping internal and external walls of a cylinder block with cast irons of different Young's moduli for reducing the transmission of noises between these walls. CON...
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JP55086665 |
PURPOSE: To produce the captioned roll which is qualitatively and economically superior surely and easily by performing centrifugal casting through the use of the double molds comprising inserting a plurality of sleeves of respectively d...
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JP55086667 |
PURPOSE: To readily produce the captioned roll of different hardnesses in each part in the axial direction by performing centrifugal casting through the use of the double molds comprising inserting and assembling a plurality of sleeves o...
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JP55086668 |
PURPOSE: To readily produce the captioned roll having hardness differences in the axial direction by using the double centrifugal casting molds assembled by inserting one or a plurality of sleeves whose thicknesses are made different in ...
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JP55086666 |
PURPOSE: To produce the captioned superior roll surely and easily by inserting a plurality of sleeves of different inside diameters in series into the cylindrical inside surface of an outside chiller and performing centrifugal casting by...
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JP55075874 |
PURPOSE: To improve the mechanical strength of the places required partially for castings by using the sand mold comprising burying the cooling materials of good heat conduction and large heat capacity to the circumference of the hollow ...
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JP55054238 |
PURPOSE: To increase the cooling speed of the head part of metallic patterns and shorten the casting cycle, by force-cooling the circumference of the head part of the metallic patterns. CONSTITUTION: After molten metal is poured into met...
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JP55053542 |
PURPOSE: To provide the subject mechanism capable of obtaining a molded article of excellent quality and of shortening the molding cycle, wherein a beryllium-copper mold cooling mechanism is provided at the boss for fitting a deep-frame ...
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JP55033858 |
PURPOSE: As to a production equipment of fiber, ribbon, etc. of amorphous alloy made by the quenching method, to enable mass production with a small equipment by installing a driving mechanism for horizontal transfer of a crucible from t...
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JP55024752 |
PURPOSE: To chill and harden the required portion and improve the wear resistance thereof by casting melted nodular cast iron into a sand molding where metal molds are arranged as if the portion which requires better wear-resistance may ...
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JP54154656 |
PURPOSE: To provide an outer blade of the electric razor and a method of producing same with higher opening ratio and less thickness which ensures sufficient tensile strength to improve the quality of cutting along with higher durability...
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JP54130427 |
PURPOSE: To manufacture a rocker arm with superior wear resistance, scuffing resistance and mechanical workability by monoblock casting, by pouring molten low alloy cast iron of a specific compsn. into a mold provided with a chilling blo...
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JP52082461 |
PURPOSE: To improve corrosion resistance and make the band resistant to scratching by using amorphous metal as a raw material.
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JP52050919 |
PURPOSE: To manufacture high purity nickel, needing no regulation of nickel quality in raw material Fe-Ni, unneccessary to evaporate or concentrate water to increase Cl ion concentration by removing Co before removal of iron from Fe-Ni s...
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