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JP6144519B2 |
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JP6125194B2 |
Provided is a method for machining a seal-mounting groove in a metal plate in which it is possible to form a seal-mounting groove at a low pressure and to thereby meet the requirements of the ease of production and lower cost, and to ove...
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JP6122760B2 |
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JP6109535B2 |
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JP6109618B2 |
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JP2017040454A |
To provide a manufacturing method of a radiator tube capable of improving heat exchange efficiency.A manufacturing method of a radiator tube is provided for a radiator tube which is used in a radiator of a vehicle and in which cooling wa...
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JP2017032064A |
To provide a ball screw which is improved in productivity, simplified in assembling, and reduced in cost, and its manufacturing method.A nut 3 is formed of a pair of halved nut members 8 which are divided into a circumferential direction...
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JP6063608B2 |
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JP2016223532A |
To provide a fluid feeding pipe in which a deformation at an engaging projection is restricted even if a large tensile load is applied to a joint part and it shows a superior pipe extraction prevention characteristic.In a fluid feeding p...
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JP6049659B2 |
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JP6029798B1 |
It can apply to various sizes in a processed pipe, and provides a form-rolling processing device which creates a slot in arbitrary positions from an edge of a winding instrument and which can carry out things. Form-rolling processing dev...
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JP5992863B2 |
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JP5976168B1 |
[Subject] Unevenness easy for the inside of a pipe section and cheaply uniform is formed. [Means for Solution] Inside irregularity working device 1 of a pipe section of the present invention comprises:Cylindrical attaching jig 9 which ha...
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JP5961267B2 |
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JP5954395B2 |
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JP2016124026A |
To provide a molding method of a toothed cup, dispensing with bond processing, being small in a corner radius of a bottom part, and being long in the effective waveform length.A molding method of a toothed cup is provided for molding a d...
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JP5925715B2 |
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JP5905830B2 |
A method of forming enhanced-surface walls for performing a process Is disclosed. The method broadly comprises the steps of: providing a length of material having opposite initial surfaces, said material having a longitudinal centeriine ...
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JP2016022490A |
To decrease a cost by simplifying a manufacturing process.A nipple forming member 12A is prepared, which is equipped with a mouthpiece portion 16, a socket caulking recessed portion 18 provided coaxially with the mouthpiece portion 16, a...
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JP5835438B2 |
Construction is achieved that is capable of ensuring strength while making the thickness of part of a hollow cylindrical shaped steering column 10b thin. A drawing process is performed on the front-end section of a cylindrical member 19 ...
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JP5833879B2 |
A groove processing device, which processes a cylinder groove to an inner circumference of a cylinder to protrude from an inner circumferential surface toward an outer circumferential surface side and extend in a center line direction of...
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JP5829601B2 |
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JP5822858B2 |
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JP5795733B2 |
A roll-forming process for producing longitudinally toothed profiled bodies in a pot-shaped cylindrical workpiece in which, during a first rolling process (A), the pot-shaped cylindrical workpiece (1) is moved through a first rolling sta...
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JP5794455B2 |
A piping system (100) includes a flare machining mechanism and a screw machining mechanism that machines the ends of pipes (22) by cold-pressed formation. The flare machining mechanism flares the ends of pipes (22) outward and the screw ...
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JP2015167961A |
To provide a striking mold such as a deburring mold which is easily attached to a punch press and easily achieves downsizing and simplification of the structure.A striking mold includes a mold body 11 which is detachably attached to a mo...
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JP5773386B2 |
Provided is a part (31) with integrally-formed rack teeth, formed by bending a metal plate, in which at least two or more formed sides (41-46) perform prescribed functions and in which rack teeth (33) are integrally formed by press moldi...
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JP2015523212A |
To provide a die (20) used for forming a metal tube into a tubular torsion beam component (22) provided with a U-shaped torsion section (66). A die (20) has a punch (44) and a side forming block (34) that engage simultaneously with the m...
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JP5647592B2 |
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JP5637912B2 |
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JP2014221489A |
To provide a head rest pillar lock groove molding method for molding a lock groove at plural portions with intervals in a leg longitudinal direction projecting from a cushion part by forming part of a head rest pillar formed of a pipe by...
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JP2014217539A |
To form lock grooves by preventing split of a headrest pillar while avoiding increase in plate thickness of the headrest pillar when the lock grooves are molded, on a leg part protruding from a cushion part of the headrest pillar formed ...
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JP5569495B2 |
A manufacturing method for a cup-shaped member including a corrugated portion includes a drawing step, a preliminary processing step, and a finishing step. In the preliminary processing step, at least preliminary large diameter portions ...
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JP2014140896A |
To provide a tube with a spiral groove on an inner surface, free from an orange peel and excellent in surface and inner surface properties, a manufacturing method therefor, and a heat exchanger.The present invention provides a tube with ...
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JP5557570B2 |
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JP2014114919A |
To provide an oil filter for an automatic transmission capable of suppressing the drop-off of an O-ring attached to an oil outflow part with a simple constitution.An oil filter 1 includes a filter housing 3(3A, 3B) and a filter element 6...
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JP5493725B2 |
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JP5371618B2 |
To perform groove machining and hole drilling to a metal pipe only by replacing a die and automatically consistently perform all process from supply of a workpiece, the machining thereof, to the carry-out thereof. One workpiece W is sent...
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JP5302878B2 |
To provide a device and a method for grooving an electrical steel sheet, by which a uniform groove shape is formed easily on the surface even when the sheet thickness of an electrical steel sheet is varied. The device for grooving an ele...
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JP5270323B2 |
To provide a manufacturing method of a bushing with oil reserving blind grooves for a chain by which superior fatigue strength is exhibited by suppressing abrasion damage of a center pin and a hollow die pin, in which oil reserving blind...
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JP5218233B2 |
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JP5210837B2 |
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JP2013052401A |
To provide a rolling roller driving mechanism capable of easily phase-adjusting a rolling roller in a rolling machine used for manufacturing a stepped member, a step part such as a groove, etc. is formed on the outer surface thereof.The ...
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JP5165806B1 |
Provided are a method for splitting longitudinally an end part of a metal plate (1) or a metal rod (2) having a rectangular, polygonal, or elliptical shape, in which the length of incision in the split portion can be freely adjusted and ...
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JP5128515B2 |
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JP2012254468A |
To provide a method of forming groove in a pipe material, which increases durability of a core die, reduces the cost of equipment and facilitates groove pitch changing.The method of forming groove in the pipe material 10 forms a rectangu...
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JP5110903B2 |
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JP5097112B2 |
An apparatus (32) for spin-forming an end closure (2) with improved geometry, the metallic container end closure (2) including a channel or groove (16) in a predetermined location.
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JP5094192B2 |
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JP5085809B2 |
This depression-provided steel pipe has plural depressions on an outer peripheral surface, the depressions being formed so as to form a line along an axial direction of the steel pipe, in which each of the depressed portions has, inside ...
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