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Mitsui High tec Inc patents


Recent patent applications related to Mitsui High tec Inc. Mitsui High tec Inc is listed as an Agent/Assignee. Note: Mitsui High tec Inc may have other listings under different names/spellings. We're not affiliated with Mitsui High tec Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Mitsui High tec Inc-related inventors


Method of manufacturing laminated rotor core and manufacturing laminated rotor core

A method of manufacturing a rotor core having a plurality of core members stacked together includes determining weight imbalances for the plurality of core members with respect to a central axis of the rotor core; combining the weight imbalances of the plurality of core members to determine a weight distribution... Mitsui High tec Inc

Apparatus and injecting resin into laminated iron core

An apparatus includes a mold unit and a receive unit which clamp a laminated iron core body from both sides in a lamination direction, the laminated iron core body including a plurality of laminated iron core pieces and a resin hole pierced in the lamination direction, a plunger which extrudes... Mitsui High tec Inc

Lead frame and manufacturing same

Provided is a lead frame including: one or more solder bonding regions containing copper material or copper plating; and a molding resin adhesion region containing a copper oxide film. The solder bonding regions are exposed on a surface of the lead frame. Further, provided is a lead frame manufacturing method... Mitsui High tec Inc

Method for injecting resin into laminated iron core

A method includes arranging and clamping a laminated iron core body between a receive unit and a mold unit that includes a resin pool part, the laminated iron core body including a plurality of laminated iron core pieces and a resin hole pierced in the lamination direction, with the laminated... Mitsui High tec Inc

Laminated core and manufacturing the same

A laminated core includes: a laminate in which 1st to Nth (N is a natural number of two or more) core members are laminated in this order; and a distinguishing mark formed with a marking that is placed on a peripheral surface of the laminate so as to be continuously... Mitsui High tec Inc

Method of manufacturing laminated core

A method of manufacturing a laminated stator core includes: blanking an electrical steel sheet at 1st to Nth (N is a natural number equal to or greater than 2) positions arranged in a row in the width direction of the electrical steel sheet to form 1st to Nth blank members,... Mitsui High tec Inc

Method for measuring laminated iron core

There is provided a method for measuring a laminated iron core. The method includes preparing a laminated iron core in which two or more kinds of metal plates with different shapes are laminated and a deformed part is formed inside a hole continuing in a lamination direction of the laminated... Mitsui High tec Inc

Method for manufacturing laminated iron core and manufacturing laminated iron core

A method for manufacturing a laminated iron core includes setting a blanking position on a strip-shaped workpiece for iron core pieces each including a yoke piece part having a linear shape and a magnetic pole piece part extending from the yoke piece part, such that a pair of iron core... Mitsui High tec Inc

Tray and heat treatment method

A tray is provided for conveying a workpiece placed on the tray inside a heat treatment furnace. The tray includes plural kinds of positional displacement regulating parts for respectively regulating horizontal positional displacements of plural kinds of workpieces with different sizes, wherein the plural kinds of positional displacement regulating parts... Mitsui High tec Inc

Manufacturing laminated core and manufacturing device of laminated core

A manufacturing method of a laminated core includes forming a first blanking member by blanking a band-shaped metal plate along a predetermined first blanking shape and forming a second blanking member by blanking the metal plate along a predetermined second blanking shape. The first blanking shape has a first-yoke corresponding... Mitsui High tec Inc

Method of manufacturing laminated core

This disclosure relates to a method of manufacturing a laminated core including a plurality of poles arranged side by side in a circumferential direction, each pole having three or more magnet housing holes and magnets housed in the magnet housing holes. The manufacturing method includes: a step of preparing a... Mitsui High tec Inc

Blanking die apparatus

A blanking die apparatus includes multiple machining stations having respective cutting tools operated simultaneously to perform predetermined blanking operations on a belt-shaped workpiece fed progressively in a longitudinal direction and finally to perform a contour blanking operation on the workpiece, thereby forming core pieces used for manufacturing a laminated iron... Mitsui High tec Inc

Apparatus and inserting magnet into rotor iron core

An apparatus for inserting a magnet into a rotor iron core includes a magnet inserting unit configured to insert a permanent magnet into a magnet-insert hole formed along a lamination direction of a rotor iron core body in which a plurality of iron core pieces are laminated, and a guide... Mitsui High tec Inc

Separation jig, separation apparatus and separation laminated core

A separation apparatus for a laminated core is configured to separate an annular laminated core, which includes a plurality of core pieces each of which includes a yoke portion and a tooth portion extending from the yoke portion in a direction intersecting the yoke portion and is integrated by the... Mitsui High tec Inc

Apparatus for manufacturing laminated iron core

An apparatus for manufacturing a laminated iron core includes a conveyance jig on which a laminated iron core body is placed, a die unit including a lower die and an upper die upwardly and downwardly movable with respect to the lower die, which holds the laminated iron core body placed... Mitsui High tec Inc

Method for manufacturing laminated core, laminated core, and welding machine

A method for manufacturing a laminated core includes a laminating process of obtaining a laminate in which a plurality of core pieces are laminated, and a welding process of forming a weld bead which extends in a thickness direction of the laminate on a side surface of the laminate. In... Mitsui High tec Inc

Laminated iron core, manufacturing laminated iron core, and punch for caulking formation used in the method

A laminated iron core includes a plurality of iron core pieces laminated each other, each iron core piece having a thickness of 0.2 mm or less. Each of the plurality of iron core pieces includes a flat part, openings and a pair of caulking protrusions opposed and separated from each... Mitsui High tec Inc

Lead frame and manufacturing same

Provided is a lead frame including: one or more solder bonding regions containing copper material or copper plating; and a molding resin adhesion region containing a copper oxide film. The solder bonding regions are exposed on a surface of the lead frame. Further, provided is a lead frame manufacturing method... Mitsui High tec Inc

Method and manufacturing laminated iron core

There is provided a method for manufacturing a laminated iron core. The method includes receiving a plurality of block iron cores which are temporarily laminated and ejected from a die, each block iron core being formed by laminating a plurality of iron core pieces that are blanked from a thin... Mitsui High tec Inc

Method of manufacturing laminated core

This disclosure relates to a method of manufacturing a laminated core. The manufacturing method includes the steps of feeding a belt-like core material to a progressive die, stamping out core pieces having a first shape from the core material, stacking more than one of the core pieces having the first... Mitsui High tec Inc








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