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Class 72/411 - BY RELATIVELY MOVABLE TOOLS HAVING SLIDABLY-ENGAGED WORK-CONFINING WALL MEANS (E.G., EDGEWISE SHEET-METAL BENDER)


Subclass of Class 72 - Metal deforming
Definition: Device comprising means to move or guide one tool* with
No. of patents: 19
Last issue date: 08/12/2008


NumberTitleIssue Date
7409847Method and apparatus for securing connecting ferrules
A ferrule securing assembly including a die set assembly for reducing a cylindrical ferrule. The die set assembly having a female die and a male die. The female die having a female die opening sequentially defined by a tapered section, a parallel section, and a conc...
08/12/2008
7357012Methods and assemblies for bending strands of material
A method for bending strands of material. The method includes providing a first pair of opposing dies each comprising a first surface corresponding to a first pair of predetermined bends to be formed in a first strand of material, positioning the first strand of mat...
04/15/2008
7316150Impact reduction apparatus for stretch draw dies
An accelerator cam set is provided that initiates movement of a binder ring against the force of spring elements, such as nitrogen cylinders. The accelerator cam set is engaged by a ram cam block that engages a transverse cam block that is moved transversely, or hor...
01/08/2008
7043813Manufacturing method for a spark plug
In a bond step, one end of ground electrode is bonded to a metallic housing. In a provisional bending step performed after the bonding step, an intermediate portion of the ground electrode is bent with a pressing die so that the other end of the ground electrode is ...
05/16/2006
6938453Tool for applying clips
A closure tool (10, 40) for closing heavy-duty clips (11) as used for example in the building trade and in agriculture has a body (13), a pair of handles (14) mounted on the body (13) on pivots (15) and a pair of anvils (...
09/06/2005
6619098Process and device for bending of hollow profile strips into spacer frames for insulating glass panes
A bending head for bending of metallic hollow profile strips (2) in the production of spacer frames for insulating glass panes has a bending abutment (5) and a bending cheek (7). The bending abutment (5) can be placed by swivelling against one side of the...
09/16/2003
6260402Method for forming a short-radius bend in flanged sheet metal member
One or more closed perimeter openings are formed in the compression area of a flange of a member that is to be bent transversely to the flange. The member is bent along a transverse bend line, and the flanges are bent inwardly on themselves. The bending o...
07/17/2001
6250129Apparatus and method for re-shaping brake cores
A coining die apparatus for reshaping the backing plates of spent rotary drum brake cores in the production of remanufactured brake shoes comprises a lower die having a concave working surface configured to support a convex outer surface of a brake core b...
06/26/2001
6178799Forming press and method for shaping angle-section workpieces
A forming press for L-shaped and T-shaped workpieces includes first and second press members relatively movable toward and away from each other along a first direction, a first forming die carried by the first press member for engaging and deforming the w...
01/30/2001
5547424Method and an apparatus for making an elongate object
In a method of making an elongate object (49) with a head at one end and a point at the other end, a blank (49) is placed in a die (50) having a through-going channel, following which the head end is subjected to axial pressure by a tool (52), while a sto...
08/20/1996
5046245Methods of fabricating impeller blades for mixing apparatus
A mixer impeller made up of paddle shaped blades, which near their tips (e.g., at 90% of the radius of the impeller from its axis of rotation) are of a width at least 40% of the impeller's diameter. The blades also having camber and twist. They are formed...
09/10/1991
4570474Apparatus for bending metal plate in widthwise direction
A flat metal strip is placed horizontally on a base plate which is vertically movable between a ram and a bolster of a press. A bending die for bending the metal strip by applying pressure in the widthwise direction is fixed to a slide cam slidable horizo...
02/18/1986
4481984Electronic component lead straightening device and method
An electronic component lead straightening device and method for conditioning, or reconditioning, electronic devices having an elongated body portion of possible different sizes and materials, and a plurality of metal leads extending from opposite edges o...
11/13/1984
4430880Device for straightening suspension bars removed from the cathode plates in electrolytic refining plants
An apparatus for straightening suspension bars removed from cathode plates includes a horizontal press, a vertical press, a vertically movable stop plate, and an ejector in the horizontal press. The horizontal press pushes the suspension bar against the s...
02/14/1984
4403495Apparatus for bending channel section members
An apparatus for bending an elongate member with a pair of spaced parallel planar flanges which normally extend from the planar web to form a channel section. The apparatus includes a platen shaped for close fitting engagement with the exterior web and fl...
09/13/1983
4241600Brake shoe assembly, apparatus and method for making same
A brake shoe assembly and an apparatus and method for making same wherein the brake shoe includes a pair of spaced parallel arcuate ribs having outside radii secured to the underside of an arcuate plate with the inside radii of the arcuate ribs having a g...
12/30/1980
4096814Container with outwardly flexible bottom end wall having integral support means and method of manufacture therefore
A metallic container having an outwardly flexible bottom wall adapted to flex to an outwardly generally convex position under pressure from within the container is provided with integral tripod-type support structure for the container in the bottom wall c...
06/27/1978
4012936Method and device for bending pipes
A method and apparatus for bending tubular bodies, wherein elemental tubular sections are gradually shifted with respect to each other, without rotation, in a V-shaped bend from a central bend section. The apparatus includes two slidingly fitted supports ...
03/22/1977
3948074Combination cleat bender and bar folder apparatus
A sheet metal bending brake apparatus adapted to make complex bends in a sheet metal workpiece, comprising a frame, a fixed holding bar mounted adjacent of said surface, a movable holding bar mounted on said frame movable between a forward clamping positi...
04/06/1976
 
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