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JP59073254 |
PURPOSE: To eliminate the necessity of preparation of several tools of one and the same kind within a magnazine in a tool changing device in a machining center, by providing a device for coating a hard metal alloy, etc. to the cutter sec...
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JP59070447 |
PURPOSE: To save energy in the stage of projecting shot balls to the billet and removing a surface flaw by drying the shot balls after projection by the heat retained in the billet. CONSTITUTION: The shot balls 3 projected from a shot ba...
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JP59061566 |
PURPOSE: To pack heat-resistant glass in a blow hole and to prevent leakage of gas from the inside or outside by penetrating the soln. of metallic alkoxide in the blow hole and hydrolyzing the same. CONSTITUTION: A vacuum vessel 1' made ...
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JP59056967 |
PURPOSE: To obtain an impregnated casting part having good resistance to heat and water by using an aq. mixture contg. an inorg. binder and a hardener in forming an impregnating agent to a casting which is a metallic porous body. CONSTIT...
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JP59045074 |
PURPOSE: To prevent the solidification of an anaerobic impregnating liquid owing to a trouble in two units of air compressors, by using said air compressors in bubbling for preventing solidification of the impregnating liquid in the stag...
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JP59033068 |
PURPOSE: To perform impregnation operation with a simple device without hardening of an impregnating liquid, by holding a vessel contg. an object to be impregnated above the liquid level in an impregnating liquid tank contg. the impregna...
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JP59028503 |
PURPOSE: To perform the rapid efficient impregnation of a workpiece with organic substance for elimination or saving of labor, by providing liquid level gauges in an impregnation tank and an impregnating liquid reservoir tank, a thermome...
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JP58211833 |
PURPOSE: To perform impregnation effective for pollution prevention at a low cost by injecting and pressurizing an organic synthetic resin impregnation agent to a cast article, etc. pre-treated in an impregnation tank, then by performing...
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JP58202731 |
PURPOSE: To shorten the hardening time of water glass as well as to improve reliability in pressure resistance, by applying acid treatment to a defective portion of die-casting parts upon impregnation with the water glass. CONSTITUTION: ...
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JP58192725 |
PURPOSE: To make possible highly accurate repairing, by using a mold repairing jig for repairing the enlarged hole of a punch holder of a mold for punching so that the adjacent section of the hole is deformed plastically to be repaired b...
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JP58177237 |
PURPOSE: To obtain a rotary device in small size which easily performs a desired amount of rotation of a rotor for repair, by providing a rack meshed to a gear of a gear coupling in the large rotor of a large blower or the like and allow...
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JP58173057 |
PURPOSE: To improve the durability, quality and yield in the damaged part of the inside surface of a casting mold which is repaired by build-up welding by erecting plural headed bolts on the damaged part, and welding the steel bars which...
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JP58157582 |
PURPOSE: To rapair the internal defect of a metallic material exactly and easily without generating thermal strains by cutting away the internal defect of said material to form a repair hole, and forcing a pluglike member into the repair...
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JP58154451 |
PURPOSE: To provide a casting which can be produced efficiently and inexpensively like forgings and forging castings, by remelting the surface layer by a moving heat source thereby removing surface defects such as shrinkage cavities and ...
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JP57096739 |
PURPOSE: To repair surface flaw surely without generating hume or slag by heating the surface of slab with high-frequency heating in an atmosphere of sealing gas so that at least the flaw portion will be melted. CONSTITUTION: The sealed ...
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JP57096737 |
PURPOSE: To repair surface flaw of the metal slab by heating flaw portion selectively stronger in relation to other portion by way of high frequency induction heating controllig the power and frequency in accordance with the depth of the...
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JP57096738 |
PURPOSE: To repair and remove surface flaw without generating slag and smoke by combinedly using detection head which detects the surface flaw and induction coils which melt the surface flaw by high frequency induction heating. CONSTITUT...
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JP57015639 |
PURPOSE: To repair a heat transmission pipe with strong airtightness and excellent corrosion resistance, by interposing a low hardness material between the pipe and a cylindrical sleeve and expanding the cylindrical sleeve. CONSTITUTION:...
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JP56128664 |
PURPOSE: To annihilate defects by an HIP method and considerably improve the yields of products by beforehand expanding a cast material having large-size defects to about the sizes at which they are annihilated by hot hydrostatic pressin...
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JP56128663 |
PURPOSE: To eliminate defects and improve product yields by filling fillers in the defect parts of a large-size cast material, to the extent that the cavities of the defect parts are annihilated by a hot hydrostatic pressing (HIP) method...
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JP56122645 |
PURPOSE: To easily produce a mold provided with gagging lugs of high weld strength by providing cast holes of a polygonal shape to the side walls of a mold for casting steel ingot, fixing gagging lug members therein by means of wedges an...
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JP56095549 |
PURPOSE: To simplify a repair method by a method wherein narrow rim part of a parent metal is remained at both sides on a parent metal steel plate having a good welding quality and a metal having a resistance to wear is filled onto it. C...
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JP56089445 |
PURPOSE: To reduce weld deformation and prevent distortion of a mechanical structure, by repairing a crack through melting its inside with laser beams. CONSTITUTION: A crack 3 on an erosion shield 2 of a turbine blade 1 is molten by usin...
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JP56039835 |
PURPOSE: To prevent an exfoliation of the erosion preventing plate from a moving blade material due to a waterdrop, by forming an outlet port for removing the waterdrop that intrudes into an unwelded part of the erosion preventing plate ...
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JP56033165 |
PURPOSE: To blockade pinholes completely so as to perform reparation of cast product, by detecting pinholes passing between through-holes of a cast product having many through-holes, and by impregnating the cast product with a repairing ...
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JP56021736 |
PURPOSE: To provide a simple method of repairing castings without selfpig-making action and much residual stresses by utilizing super-plastic solidus sealing method and specifying shape of a filler metal. CONSTITUTION: A defective portio...
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JP55149368 |
PURPOSE: To obtain a repairing impregnating agent for sealing completely pinholes of castings, powder metal sintered products, etc., by dispersing a specific grain size of microcapsules of an acrylic polymer into a mixed liquid, of speci...
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JP55149366 |
PURPOSE: To make defective portion visible with the eye for making testing easier, by mixing, dispersing, and dissolving a fluorescent substance, a coloring substance, etc., in an impregnating agent used for sealing up the internal defec...
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JP55133850 |
PURPOSE: To prolong the service life of the mold by screwing a flat steel plate which is fusion-bonded with a lug type steel plate to the lug part chipped surface of the mold then build-up welding the chipped part. CONSTITUTION: Required...
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JP55126347 |
PURPOSE: To form the specified waveform curved-face on the inside surface of a mold with high efficiency by grinding the inside surface with a rotary grinding wheel which is provided with the specific curved-face and width and arrayed wi...
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JP55112732 |
PURPOSE: To eliminate internal defect of a cast material and substantially improve its creep strength in such a way that, when cast material having pores inside is treated by hydrostatic pressure at high temperature and at high pressure ...
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JP55109558 |
PURPOSE: To rapidly impregnate organic impregnating liquid or the like on the outside surfaces of the work by dipping the porous work whose inside has been suction- vacuumed into the impregnating liquid. CONSTITUTION: The specified amoun...
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JP55096235 |
PURPOSE: To hermetically seal and block pin-holes, cracks, etc. permanently, and to prevent functional loss of parts of a casting of an aluminum alloy, by a method wherein a filler for repair is used for defects of casting, such as, the ...
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JP55094761 |
PURPOSE: To enable repair to be readily made through remote operation without interruption of work by using the carbon electrode with an axial through-hole capable of feeding a welding wire at the time of performing build-up welding afte...
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JP55077428 |
PURPOSE: To reproduce a drum can by cutting the upper end of a closed type used drum can, heating it, and welding the inside wall of the drum section and the edge of the base plate which is opposed to the wall from inside over all the ci...
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JP55040048 |
PURPOSE: To smooth crazing parts and achieve the higher life of casting mold by supplying fine pieces of cast iron or other to the crazing parts, generating arc heat with a non-consumable electrode and letting the cast iron fine pieces m...
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JP55016735 |
PURPOSE: To accomplish repair of damages to the mold efficiently and economically by fusing with an arc heat fine pieces mainly composed of cutting scraps of cast iron to be dispersed on a damaged portion of the inner surface of the mold...
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JP55008321 |
PURPOSE: To prevent rupture by thermal shock through toughness of pure iron core material by grooving the broken portion, pouring molten pure iron formed through reaction of thermit agent as the core material in this groove and allowing ...
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JP55005256 |
PURPOSE: To provide the subject method comprising the steps of; expanding one side or both sides of the damage generated part of a tube, causing the tube to tightly fit the tube plate thereby to repair the damage generated part of the tu...
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JP54143452 |
PURPOSE: To improve impregnation, to shorten the impregnation step sharply, and to improve the productivity suitable for mass production, by pressure impregnation of an evacuated article in a liquid cooled at a given temperature. CONSTIT...
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JP54095952 |
PURPOSE: To carry out the buld-up repairing of high quality with corrosion resisting and wear resisting properties in a short time under the set-up condition, by building up the first layer with the mild steel according to the gas shield...
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JP54087655 |
PURPOSE: Defects in cast products are cleaned by using iron solubilizing acids and its inner surface is electrolessly Ni plated. The process forms low fusible thin film which facilitates welding of base and repairing materials, thereby a...
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JP54035862 |
PURPOSE: To prepair the surface of the above mentioned metal mold to look as good as a new surface, by arranging hard particles on the upper face of metal mold to be repaired, leaving space between the surface of the above pattern and le...
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JP53102248 |
PURPOSE: To recover the former condition before the cracks happen, by holding the metallic parts involving cracks in a condition of high temperature and isotropic pressure, on purpose to diffusion-weld the cracks, etc.
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JP52033184 |
PURPOSE: To perform detection of dynamic unbalance in a rotating body and its compensation simultaneously in a manner of negative cycling circuit so that the compensation is automatically attained in a much shorter period of time with go...
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