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8122750 |
Cable hanger production system and production method
A cable hanger which can alternately and continuously form a Z-winding spiral and an S-winding spiral using a hanger wire. A hanger wire is supplied from one end of a housing and sent out from the...
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8099843 |
Device for molding bistable magnetic alloy wire
A device for molding a bistable magnetic alloy wire having a feed reel, a feed roller, a furnace, a positioning roller, a receiving roller, and a receiving reel; a winch for passing the alloy wire...
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8099991 |
Device and method for molding bistable magnetic alloy wire
Taught herein is a method for molding a bistable magnetic alloy wire, comprising: processing an alloy wire by heat treatment; and processing the alloy wire by cold treatment of mechanical twisting,...
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7637136 |
Method of working metal, metal body obtained by the method and metal-containing ceramic body obtained by the method
A method of working metal in which the microstructure of metal body is rendered fine to thereby enhance the strength, ductility or homogeneity thereof; a metal body obtained by the metal working...
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7458242 |
Apparatus and method for manufacturing a rock bolt
An apparatus for manufacturing a cable bolt from a cable (1) includes first and second clamps (2, 3) adapted to releasably clamp the cable (1) with the cable (1) extending along the longitudinal...
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7269987 |
Method of manufacturing connecting devices
The invention relates to a method of manufacturing a connecting device having common axial core material and a plurality of helical fins, flanges or ridges that extend outwards from the core. The...
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7111483 |
Method and apparatus for fabricating helically shaped ribbons of material
Apparatus and methods are utilized to form turbulators. The apparatus includes a first mechanism for accepting a ribbon of material along an axis, a second mechanism for rotating an end of the...
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7096705 |
Shear-extrusion method
A shear-extrusion method of severe plastic deformation for fabrication of metal shapes with ultra-fine structures is described. The improvements of the method include unidirectional shear of any...
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7069757 |
Twisting apparatus for ultrafine rectangular bar
The present invention relates to a twisting apparatus for an ultrafine rectangular bar, comprising: a chuck; chuck driving means; at least two vise clamps each of the vise clamps having a pressing...
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6804980 |
Metal stock bender twister adaptor
Adaptor and twister apparatus, which adapts an existing bender apparatus to also twist vertically oriented metal stock, is provided. Removing the alternate function's parts avoids interaction...
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5634363 |
Method of mechanical descaling and mechanical descaling equipment
In a bending type mechanical descaling method, streak-like scales remain, which cause a die seizure in the subsequent drawing process. In the present invention, there is provided a quite new...
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5183442 |
Double helix, method of making same and spiral link belt made therefrom
A double helix is formed from two partial helices each having the same winding direction and each having an oval cross-section with nearly straight upper and lower winding legs. The facing winding...
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5107694 |
Twisting apparatus
Apparatus for twisting a strip of flat material into a helix or other suitable shape comprising one or more feed rollers adapted to feed the strip in to means for guiding and locating the strip in...
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4770016 |
Method of wire straightening and a wire straightening machine for carrying out the method
A wire straightening method involves feeding a wire from a reel to a wire twisting and stretching mechanism, where by wire straightening elements having working surfaces in each pair of such...
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4766751 |
Apparatus for continuously producing tube having helical grooves in its inner surface
An apparatus for continuously producing a tube having helical grooves in its surface comprises a first drum, a flier having an axis intersecting the axis of the first drum at right angles therewith...
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4604884 |
Twisting apparatus of root canal reamer or file material and method for manufacturing root canal reamer or file
An apparatus for the manufacture of a root canal reamer and a method of manufacture of the same. An apparatus for twisting reamer material has a triangular or rectangular cross-sectional opening, a...
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4601187 |
Twisting apparatus and method
Apparatus and method for twisting thin strip material such as thin aluminum strip in which the strip material is guided from a supply of strip material along a feed path 21 to a guide mechanism 11...
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4367641 |
Apparatus for bending and twisting elongated pieces
A method and apparatus for bending an elongated piece, wherein the piece is fed to and held by feeding rolls and bending rolls which are spaced from each other, the piece is bent by displacing the...
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4300378 |
Method and apparatus for forming elongated articles having reduced diameter cross-sections
A method and apparatus for forming elongated articles whereby a torque is transmitted to the deforming material as it passes through a die cavity to facilitate the reduction in the cross-section...
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4194380 |
Corrugated elliptical waveguide with permanent twist
A corrugated elliptical waveguide comprises a unitary, fluid-impervious, corrugated metallic tube with a substantially elliptical cross section. The corrugated tube is permanently twisted about its...
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4075880 |
Machine for continuously cold working steel bar
A method and apparatus for cold working steel lengths on a continuous basis so as to impart the cold working properties to the steel. The steel is twisted and immediately untwisted so as to impart...
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3961514 |
Twist drawn wire, process and apparatus for making same
This invention comprehends torsional strengthening of two-phase metal materials. One application of the torsionally strengthened material is in the field of springs wherein the energy storage...
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3879975 |
MACHINE FOR PRODUCING COIL SPRINGS
Winding machine for producing coil springs, with at least one pair of rollers for feeding spring wire and with winding pins for the guiding and plastic deformation of the spring wire which is fed...
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3735625 |
APPARATUS FOR PRODUCING HELICAL WIRES, RODS, BARS AND THE LIKE
An apparatus comprising in combination a machine for producing an elongated helical wire by drawing a wire material of circular cross-section into a noncircular cross-section such as a square shape...
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3689000 |
APPARATUS FOR CONTINUOUSLY DISPLACING A FLEXIBLE STRIP IN A TREATMENT INSTALLATION
A method and mechanism for advancing and guiding an endless flat web of flexible, non-stretchable material, e.g. metal, through a treatment station, where the web is looped around two opposite...
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3520165 |
METHOD OF TREATING WELDED TUBING
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3570291 |
METHOD OF MANUFACTURING EXTENSION SPRINGS
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RE02712 |
Title is not available
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3468146 |
BAR SCREW STRAIGHTENER
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3427844 |
PROCESS AND AN APPARATUS FOR THE MANUFACTURING OF SPIRAL DRILLS
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3427845 |
MANUFACTURE OF ELONGATED ARTICLES OF NONCIRCULAR CROSS SECTIONAL SHAPE SUCH AS FOR EXAMPLE TWIST DRILLS
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3421351 |
METHOD OF FORMING BAR SCREWS
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3375690 |
Method and apparatus for making spiral fluted tubing
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3344637 |
Strip rolling mill system and process
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3328868 |
Method for manufacture of single or multicompartment pipes
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3320785 |
Machine for forming helically fluted rod-like articles
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3254682 |
Twisting mechanism
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3222908 |
Method of and apparatus for fabricating metallic strips
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3158258 |
Wire and method of its production
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3152567 |
Method of forming tubes with a helical fin
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3102060 |
Method for the mechanical twisting of cold-formed profile steels
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2985041 |
Method and machine for producing twist drills
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2920348 |
Apparatus for forming spring cords
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2908132 |
Device for laying fencing material
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2901932 |
Method and apparatus for manufacturing tools with a rotational operating movement by rolling
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2881517 |
Method for twisting tubing
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2823727 |
Airfoil warping fixture
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2800705 |
Method for making twisted flexible wave guides
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