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JP2010080113A |
To remove a burr occurring in a mesh end section of expanded metal which is arranged between cell composition members in a fuel cell for forming a gas flow path inside a cell.Chamfers 42a of a prescribed shape are shaped by shaping notch...
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JP2010080201A |
To accurately and easily discriminate the front and rear faces of expanded metal in performing lamination work of cell constitutive members.A front/rear discriminating means having three-dimensional features such as a hole 28a and an ang...
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JP2010075984A |
To provide a metallic structure in which the end faces of a plurality of openings installed in both edge parts by extending slits formed on a metallic sheet in both edge parts are not acute and safety concerns are eliminated, and method ...
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JP4438916B2 |
To provide a manufacturing apparatus for a grid for a battery capable of preventing a shape of a square 11a of a lead sheet 1 from deforming by forming two sheets or more of cutters 3a, 3b arranged to an upper cutter 3 of an intermediate...
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JP4415420B2 |
To affix lead alloy foil to a predetermined position on a lead band with high accuracy by making a hoop material of the lead alloy foil fed to a predetermined position in the widthwise direction of the surface of the rolled lead band bef...
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JP2010503818A |
To provide a heat exchanger having a large heat conduction coefficient suitable for a radiator for cooling an automobile engine, a radiator in a vehicle interior, and an evaporator of an air conditioner. A bundle of a plurality of tubes ...
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JP4407981B2 |
To manufacture a extremely thin spread mesh sheet which is necessary to the collecting body of a miniatured and thinned cell. A laminated metallic sheet B in which plural thin metallic sheets are laminated is conveyed to a slit forming p...
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JP4380159B2 |
A method of producing lead alloy strip for fabrication of positive and negative electrodes of a lead-acid battery by extruding a lead alloy at elevated temperature to produce a lead alloy strip having a desired profile and rapidly coolin...
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JP4357907B2 |
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JP4358928B2 |
An embossing unit (1) having a frame (8) supporting a pair of embossing rollers (3, 4) by means of respective supports (13, 16), a first (13) of which is integral with the frame (8), and a second (16) of which is connected to the frame (...
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JP4327897B2 |
The method and the device for manufacturing an acoustically effective foil stack (9) made of embossed foil webs (5e, 5f, 5g, 5h) is characterised by the fact that at least two foil webs lying over one another (5a, 5b, 5c, 5d) are embosse...
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JP2009196299A |
To conduct the formation of a pattern with higher accuracy and high aesthetic property while maintaining the flushness of the surface of a metal body after the pattern is formed in a method of forming the pattern on the surface of the me...
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JP4319425B2 |
A metal ring with smaller stress concentration is manufactured, and the manufacture and maintenance of a rolling roller for transferring a mesh-shaped unevenness to the metal ring is facilitated. A mesh-like unevenness 8 is formed to the...
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JP4293476B2 |
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JP4288730B2 |
To restrain the generation of cracks in a grid body joint part when a grid formed by a rotary expanding method with superior productivity is used as a positive electrode grid body of a lead-acid battery, and restrict the lowering of life...
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JP4248811B2 |
A tightening band used for fixing, for example, a cover for protecting a joint of a rotary shaft of an automobile, and a method for producing the same. The tightening band realizes an improved workability of attachment, a proper tighteni...
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JP4231610B2 |
A method for manufacturing a fin for a heat exchanger includes the steps of forming an intermediate pre-formed plate, which has adjacent zigzag strips, by passing a flat plate material between a pair of first processing rollers, and form...
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JP4231398B2 |
To provide a manufacturing method of a separator for a solid polymer fuel cell with high durability which can be stably molded without generating cracks or breaks, not generating a warp or undulation after molding, and applicable to the ...
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JP4211113B2 |
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JP4203634B2 |
To provide a lead accumulator having a stable deep discharge service life by using a rolled lead alloy sheet for the lattice body of the lead accumulator made by rolling a rolled lead alloy tape containing Sb in one body with an alloy sh...
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JP4174649B2 |
To provide a grating body for a battery electrode plate, and its manufacturing method, which does not break down due to corrosion, by structuring crosspieces 2b to bend through straight drawn parts 2d drawn from a knot part 2c. With the ...
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JP4173480B2 |
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JP2008246570A |
To provide a press forming method of a light alloy sheet which can apply a surface pattern excellent in designability and aestheticity to a molded article and which is excellent in productivity.The light alloy sheet K subjected to mirror...
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JP4165724B2 |
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JP4166019B2 |
In a forming press (100), a blank is pressed formed into a press-formed workpiece by means of an upper die (21) and a lower die (11), while a peripheral edge portion of the blank is clamped by means of a die and a blank holder insert of ...
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JP4165723B2 |
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JP2008238207A |
To provide a metallic pipe with which productivity and yield are improvable as a metallic pipe which is substituted for a punching pipe and a method of manufacturing the metallic pipe.A plurality of rifts 14 which are extended in the per...
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JP4139025B2 |
To provide an emblem easy to be mounted on an industrial product and having a rational manufacturing cost, a transparent thick feeding, excellent degree of freedoms of molding a surface shape, no strain on the surface, giving stereoscopi...
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JP2008188647A |
To obtain a method of manufacturing a dimpled tube by which slip between a roller and a belt-like material is suppressed and the state of wear of the roller is easily determined only by the visual observation of the appearance of the man...
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JP4132885B2 |
To provide a method for manufacturing a grid for a battery electrode plate by which waving and oscillation of a lead sheet at a delivery part is prevented by pulling out and delivering the lead sheet after laying it along either of two c...
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JP4117740B2 |
A porous metal body has protrusions, whereby each protrusion is an angular pyramid where the base surface on the upper side is smaller than that on the lower side. A polygonal opening is pierced in the base of the upper side of each prot...
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JP2008149332A |
To provide a male press die and a press method by which the nose parts of wall surfaces in the boundary between concave parts are sharply formed when forming a plurality of adjacent concave parts on a working object and a condensing plat...
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JP4092817B2 |
To provide an electrode plate excellent in dimensional accuracy for use in an expanded lattice of a lead-acid battery by reducing dispersion in the spread dimensions of a lattice mesh. This expanded lattice for a lead-acid battery is for...
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JP2008514439A |
In the production of expanded material from a sheet material strip ( 4 ), in particular, a metal strip, cuts ( 2 ) are introduced into the material strip ( 4 ), by way of at least one cutting unit ( 5 ), using laser, water or electron st...
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JP4072653B2 |
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JP4069674B2 |
To reduce variations in the developed dimensions of an expanded grid for a lead-acid storage battery produced by reciprocal expanding, and restrain a short storage battery lifetime due to corrosion when the grid body is used as a positiv...
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JP2008068310A |
To provide a method of manufacturing formed goods for the casing of compact electronic equipment on the surface of which rugged pattern which is various, has high productivity and is excellent in decorative design property is formed when...
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JP2008071619A |
To provide a lead acid storage battery having a current collector manufactured by machining process in which welding reliability between a current collecting ear and a strap and productivity can be improved.The manufacturing method of a ...
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JP4062817B2 |
To provide a lead-acid battery having an improvement in productivity and preventing a reduction in a life property by utilizing an expanded grid manufactured by a rotary type. A plurality of slits being parallel each other are intermitte...
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JP2008049369A |
To provide such a method of forming a metal sheet that a dented part does not further fall in and does not swelled too much in peen forming.This method is a method of forming a metal sheet 71 having a peen forming stage for performing th...
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JP2008036680A |
To form a desired image on a workpiece in a short period of time and also to improve quality of an image formed on the workpiece by engraving a line drawing portion in the image such as a straight line and a curved line as a smooth conti...
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JP2005507317T5 |
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JP2008000784A |
To manufacture an embossed metal sheet such as a kitchen counter made of stainless steel the surface of which is hardly scratched, is hardly conspicuous even when it is scratched, dirt on which is easily removed and which has high durabi...
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JP4030618B2 |
To provide an expanded mesh sheet having a shape in which grid bodies in both end parts are closed, provide a method for producing such an expanded mesh sheet, and provide an apparatus for producing the mesh sheet. In a process of formin...
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JP4019930B2 |
To provide a dimpled tube shaping device for manufacturing at high speed a given length of dimpled tube having predetermined length of areas with no dimples at both ends, and its method. The dimpled tube shaping device 1 comprises a tube...
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JP4013742B2 |
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JP2007273415A |
To provide a rotary type manufacturing device of a grid body for a lead-acid storage battery capable of contributing to the improvement of conductivity and falling of an active material. The manufacturing device of the grid body for the ...
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JP3988031B2 |
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JP3982706B2 |
A cylindrical bearing member, which can hold lubricating oil in blind grooves as oil reservoirs for a long period of time to exhibit a lubricating function sufficiently, the blind grooves being efficiently mass-produced on the inside of ...
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JP2007237291A |
To provide an expand metal from which a three-dimensional article can be easily formed by performing deflection, bending or punching by using the expand metal. In a stage of forming the expand metal, a plate part (referred to as a rib) h...
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