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7596980 |
Method of forming coated steel sheet
A method for forming a container half ( 10 ) from a coated steel sheet ( 21 ) is provided. Because a first planar part ( 27 ) at an outer peripheral part of a first formed body ( 26 ) provided...
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7552612 |
Systems for making can ends
A method of making an easy open end for a container includes steps of providing a can end blank having an end panel and forming the can end blank in a series of forming operations that are...
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7520153 |
Bursting disk and method for manufacturing the same
A method for manufacturing a bursting disk from a sheet or foil is disclosed. The bursting disk has an edge for clamping the bursting disk in a clamping device and a middle region enclosed by the...
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7513138 |
Single action press for manufacturing shells for can ends
A single action press for forming a shell used to make a can end includes a first tool and an opposed second tool. The first tool includes a die center insert that performs a forming operation on...
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7506529 |
Method for producing a can base and a lever ring
A method for producing a cylindrical, seamless can body ( 20 ) made of metal with associated can top end. The can top end includes a top end ring, that can be connected to the opening edge ( 21 )...
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7500376 |
Method and apparatus for shaping a metallic container end closure
The present invention describes an apparatus and forming process to manufacture container end closures with improved internal buckle strength. The present invention provides greater material and...
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7490503 |
Method of producing a rotary member made of a metallic plate
The method according to the present invention comprises: a first curving step of curving a plate-like metallic blank ( 1 ) such that the blank ( 1 ) is convexed; a bending step of bending, with the...
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7478550 |
Shell press and method for forming a shell
The invention generally relates to an apparatus for forming a shell. The apparatus has a die center and a panel punch located in opposed relation to the die center. A panel punch piston is coupled...
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7472575 |
Non-circular can end with corner-mounted tab and tooling and a conversion press for providing same
A non-circular can end for a container having walls which form an opening includes a corner-mounted pull tab opener secured to a severable panel portion by an integral rivet. The corner-mounted...
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7454940 |
Press forming method and apparatus
A press forming method includes the following steps: (a) approaching an upper die to a lower die to form a space having a shape corresponding to at least one of concave and convex, the upper die...
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7395686 |
Bottom profile for drawn and ironed can body
Drawn and ironed aluminum can bodies are made from aluminum having a gauge thickness of 0.01075 inches or less, in which the bottom profile meets customer requirements for bottom performance in...
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7392683 |
Method for producing a rolled edge
The invention relates to a method for the production of a rolled edge from an edge section ( 11 ) of a tube, wherein a flanging die is driven onto the edge section and flanges it into a roll....
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7353684 |
Method and apparatus of manufacturing drum
An apparatus and method of manufacturing a drum, for use in an appliance such as a dryer, that prevents noise and vibration during operation. The method involves forming a cylindrical drum;...
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7350391 |
Method for manufacturing clutch housing
A method for manufacturing a clutch housing comprises: a first step of forming a work into a pre-product having a shaft portion and an outer drum portion enclosing the shaft portion integrally with...
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7337645 |
Draw press with a fixed draw punch and a floating draw punch
A machine is disclosed for producing a deep drawn part and a shallow drawn part from sheet metal blanks in a single action draw press. A floating draw punch and a fixed draw punch are provided. The...
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7302822 |
Shell press and method for forming a shell
An apparatus and method for forming a shell with a central panel and a chuck wall is provided. The apparatus and method employ the use of a biasing member to selectively bias and control movement...
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7240531 |
Press for forming containers with profiled bottoms
A press for forming a container with a bottom profile is provided. The press may have a profile pad that is secured within a base of the press or is secured to a die core riser that is axially...
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7234335 |
Method for producing a head element for heaters
According to a method for producing head elements for heaters, a piece of sheet metal ( 1 ) is deep drawn and cut along the edge ( 9 ) of an open side ( 6 ) to obtain a hollow body ( 8 ) with...
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7197908 |
Method of manufacturing a member having toothed portion
A method of manufacturing a member having a toothed portion, comprises a first step of cutting a work piece into predetermined dimensions and then deburring the same, and a second step, in...
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7185525 |
Method and container having reinforcing rib structures
A method is provided for forming an end closure for a surrounding sidewall of a container, such as an aluminum can. The method includes forming a central body panel oriented transversely to the...
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7171838 |
Method and apparatus for producing thin walled tubular product with thick walled flange
Method and apparatus for producing a thin walled tubular product with thickened flange. A first stage metalworking (drawing) of a circular plate material A is done by using a first die set 22 ...
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7143623 |
Shell press and method of manufacturing a shell
An apparatus and method for forming a shell with a central panel connected to a chuckwall with a z-fold located between the central panel and the chuckwall is provided. The apparatus and method of...
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7124613 |
Press and method of manufacturing a can end
An apparatus and method for forming a can end having an annular ridge and a central panel and a can body with a can bottom is provided that exhibits reduced wrinkling in the material used to form...
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7121128 |
Method of manufacturing elliptic deep-drawn products
A method of manufacturing an elliptic deep-drawn product including a first step of providing an intermediate product and a second step of providing an end product. In the first step, a rotary...
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7107810 |
Method and apparatus for forming container end shells with reinforcing rib
A method and apparatus for forming a rolled reinforcing rib in an end shell of a container body in a single stroke and at a single station of a single or double action press prior to removal of the...
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7107809 |
Method for shaping a seamless aluminum wheel rim
A method for manufacturing a seamless wheel rim includes the steps of deeply drawing a pre-cut circular aluminum alloy plate into a cup-shaped embryo body, punching out the bottom surface thereof...
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7082805 |
Manufacturing method for cylindrical part
It is an object of the present invention to provide a method of manufacturing a cylindrical part with a thin-walled portion at a lower cost, and according to the manufacturing method of the present...
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7066702 |
Aerosol can ends
A dome of a domed aerosol can end is initially formed and then a crown of the can end is formed so that material flow within a workpiece from which the can end is formed is controlled to...
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7007535 |
Method and apparatus for aligning components of a press
A method and apparatus for aligning opposed telescopically engageable cut ring and blank and draw die when mounted in a can body forming press to form non-round disc-shaped blanks which are...
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7000319 |
Method of manufacturing outer races for tripod-type constant velocity universal joints
To make a peripheral lip region to be formed with chamfered portions by the use of a plastic working technique, to enable the use of a cup forming punch of a simplified shape so that a mold used...
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6968724 |
Method and apparatus for making a can lid shell
A method and apparatus for making can lid shells in die presses, with the addition of a forming ring within the die set. The forming ring is placed between the draw pad and die center, and is used...
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6860135 |
Method for removing strain from press-formed workpiece, and forming press
In a forming press, a blank is pressed formed into a press-formed workpiece by means of an upper die and a lower die, while a peripheral edge portion of the blank is clamped by means of a die and a...
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6857304 |
Bottle-shaped can manufacturing method
A bottle-shaped can manufacturing method for forming a shoulder portion having a slope and a diametrically small cylindrical neck portion integrally by further working a bottom side of a bottomed...
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6792786 |
Fabrication method of metal shell of spark plug
A fabrication method of a metal shell to be installed on a park plug is provided which is made up of a small-diameter portion, a large-diameter portion, and a wrapping portion. The wrapping portion...
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6766677 |
Die curl assembly
Apparatus for forming container shells from material fed into a press, including, at a single station, tooling for curling the shell and tooling for forming or reforming the shell including a punch...
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6701603 |
Method of manufacturing yoke of electric rotating machine
A cup shaped yoke made of sheet material has an opening portion provided in a side wall on an axial end side, a shoulder portion provided in the sidewall on another axial end side, a magnet...
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6672126 |
Stepped cam die
The invention comprises a cam die. The cam die comprises at least one cam ring. The cam ring comprises a plurality of moveable cam teeth. The cam teeth are moveable on a normal toward an axis of...
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6658911 |
Method and apparatus for forming container end shells
Method and apparatus for forming end shells for containers with a peripheral curl and an annular reinforcing rib in a single stroke cycle of a press which includes a punch core, a punch shell, and...
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6641515 |
Device for the manufacture of self-sustaining cups of thin paper
A frustoconical matrix and a punch of a complementary shape and coaxial to the former can be brought together to shape an inserted sheet of thin paper. The matrix has a cylindrical peripheral...
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6568064 |
Method of manufacturing motor yoke
In a method of manufacturing a partly flat yoke having curved circumferential walls to which magnets are to be attached and having parallel flat circumferential walls which constitute main magnetic...
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6539767 |
Method and apparatus for forming a container component
A method and apparatus for forming a container component has a fixed stock plate and cut edge mounted on a base at a first level for forming a disk-shaped blank from a strip of sheet material. A...
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6536256 |
Method and device for forming components from billets of a flexibly rolled metal band
A device for forming components from billets having a thickness profile which is essentially symmetric to the central plane of the billet, i.e., the billet contains a thickness transition on both...
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6505492 |
Method and apparatus for forming deep-drawn articles
The invention is directed to apparatus and a method of using the apparatus to deep draw a blank into a manufactured article. The apparatus includes a die having a cavity to receive the blank being...
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6499329 |
Production method for bottle type can and form-working tool
A bottle-shaped can manufacturing method for forming a shoulder portion having a slope and a diametrically small cylindrical neck portion integrally by further working a bottom side of a bottomed...
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6490904 |
Double action bottom former for high cyclic operation
An improved double action bottom former for forming and shaping a metal can blank includes an integral cylinder housing having sidewalls forming first and second axial chambers, wherein the second...
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6474126 |
Method of deep drawing heavy-gage parts, and related apparatus and article
An apparatus and method for deep drawing a heavy gage workpiece into a drawn part. A lower die section includes a die cavity therein and a base mounting surface thereon, and further includes a die...
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6435541 |
Modular air bag housing
A containment structure for housing an inflatable air bag cushion and inflator. Extrusion processes are used to form the portion of the containment structure which houses the inflatable air bag...
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6434996 |
Punch assembly for forming a base in a metal beverage can
A bottom forming station for forming a metal can having a sidewall and base portion is provided. The bottom forming station comprises a punch sleeve. The punch sleeve comprises a body having a...
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6386013 |
Container end with thin lip
A container end is provided with a suitable stock thickness for necessary strength and pressure resistance over its selected areas of its central portion while employing a substantially thinner...
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6374657 |
Method of making bump-up can bottom
A method of making a can body of the type that has at least one axially extending rib formed therein includes a first forming step of creating a preform having a sidewall that has at least one...
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