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| Number | Title | Issue Date |
| 7276073 | Straightening tools having guide templates for angled tissue cutting instruments and methods of using the same A straightening tool for straightening an elongate angled member of an angled tissue cutting instrument in which the elongate angled member has a proximal length portion and an initial bend connecting the proximal length portion to a distal length portion extending ... | 10/02/2007 |
| 7162905 | Pipe bending pressure die with reversible exit block A pressure die having a base portion with an entrance block and an exit block attached thereto. The entrance block and exit block each have a groove adapted to receive the pipe. The curvilinear geometry of the groove of the exit block is constant so that the exit bl... | 01/16/2007 |
| 7131306 | Bending machine die provided with a vise for clamping an elongated workpiece to be bent A vise for clamping an elongated workpiece to be bent on a die (2) of a bending machine includes a movable jaw (35), provided with a clamping portion (51) approachable to and removable from the circumferential groove (4) of the die (2 | 11/07/2006 |
| 7010953 | Swaging machine and method of use A swaging machine is configured to substantially uniformly reduce the diameter of a tubular attachment, such as a marker band, to result in a smooth and repeatable finished part. The swaging machine comprises a feed system, an impact system, and a rotation system. A... | 03/14/2006 |
| 7000443 | Apparatus and method for folding a sheet material Apparatus and method for folding a sheet material, preferably an electrode sheet, into a fan-fold orientation. A securement means secures a portion of the sheet material to a rotatable plate in a plane parallel to the rotatable plate. A rotatable releasable clamp se... | 02/21/2006 |
| 6347539 | Bending method for pipe material In a method of bending a pipe material, in order to use an apparatus, such as a press, and prevent the pipe material from being made thin and cracks from being generated, one side of a cylindrical pipe material is firmly held by a first clamp and another ... | 02/19/2002 |
| 6272893 | Apparatus and method for bending winding bars The present invention relates to an apparatus and a method for bending hard-drawn copper conductor bars for rotor windings of turbo-generators and engines. This method makes it possible to prevent heating up and accompanying transformation of hard-drawn c... | 08/14/2001 |
| 5483809 | Process for bending a metal tube to a small radius of curvature and a bent metal tube A bent metal tube of high quality having a bend formed with a small radius of curvature, and not having any flattened, cracked, broken, folded, or otherwise defective wall portion, and a bending process which can make the same efficiently. The tube has al... | 01/16/1996 |
| 5463890 | Automatic bending apparatus and marking device for band-shaped work An automatic bending apparatus for bending a band-shaped work at a plurality of positions in sequence with intermittent feed of the work in a longitudinal direction thereof. The bending apparatus includes a swingable work holder for holding the work and a... | 11/07/1995 |
| 4719577 | Bending machine with digital electronic control of bend angle A bending machine with a rotatable bending shoe for bending conduit and pipe includes a digital electronic control system with memory for providing accurate bending control and accurate repeat bending of successive conduits or pipes to substantially the s... | 01/12/1988 |
| 4580430 | Torsional molding apparatus for crank shaft A torsional molding apparatus for arranging each crank pin of a crank shaft at a predetermined angular position wherein a plurality of crank pins are arranged on the same plane passing through an axis of the crank shaft. The apparatus comprises posts on a... | 04/08/1986 |
| 4509354 | Method of manufacturing fan guard A method of manufacturing a fan guard from a plate member wherein inward slits, each having at least a radial slit section are formed in a first section of the plate member located between a central section and a ring-like section radially outwardly space... | 04/09/1985 |
| 4485658 | Carriage assembly for a tube bending machine A tube bending machine is provided having a longitudinal base and a dual bend head. A carriage having a tube grasping collet is supported by a ball screw and a rotatable shaft, both of which lie longitudinally along the machine base. The ball screw extend... | 12/04/1984 |
| 4313324 | Reversible bending machine A rotary pipe bending machine employs two sets of bending dies for making either right-hand or left-hand bends about a horizontal axis. A pipe handling carriage having a laterally offset chuck is slidably mounted along a track to longitudinally and rotati... | 02/02/1982 |
| 4282737 | Hand operated bending apparatus and method for metal bar, tubing and the like A hand operated bending apparatus is provided for the bending of metal such as tubing and bar by the application of a force to a sweep lever arm cooperating with a preset pivoted force link, thereby urging the metal to follow the contour of a forming die ... | 08/11/1981 |
| 4195506 | Method and apparatus for bending elongated materials The disclosure relates to a method of bending elongated materials such as pipe by applying a compressive primary bending force to the material at locations on either end of the portion of the material to be bent and locally stimulating bending of that por... | 04/01/1980 |
| 4100787 | Method and apparatus for making rectangular corrugated expansion joints Forming a corrugated corner piece or a plurality of interconnected integral corrugated corner pieces for forming corrugated, rectangular, expansion joints or bellows by placing a metal blank between a pair of specially constructed hinge plate members. Eac... | 07/18/1978 |
| 4056960 | Means and method for bending elongated materials incorporating two arms A means and method for bending elongated materials having a device for locally heating a portion of the material and a freely pivotable bending arm, is provided with a second arm for advancing the elongated material past the heating device and, in coopera... | 11/08/1977 |
| 4052948 | Method and apparatus for making rectangular corrugated expansion joints Forming a corrugated corner piece or a plurality of interconnected integral corrugated corner pieces for forming corrugated, rectangular, expansion joints or bellows by placing a metal blank between a pair of specially constructed hinge plate members. Eac... | 10/11/1977 |
| 4022045 | Tube bending apparatus A tube bending apparatus has a bed, a reciprocal feed carriage, power means to reciprocate the carriage, a first guide means at one end of the bed to receive the outer end of a first tube to be bent, mounted on said bed. Said apparatus includes a heating ... | 05/10/1977 |
| 3978704 | Cone shell making machine The machine according to the invention is intended for making cone shells by coiling up sheet blanks in the form of a circular sector. The machine comprises adjustable clamps for clamping the radial edges of the blank, said adjustable clamps being located... | 09/07/1976 |
| 3949591 | Bender for die cutters and perforators for the printing industry A bender and shaper for die cutters and perforators for the printing industry. The die cutters and perforators are generally an inverted "T" shape with the center leg of the "T" constituting the knife or perforator. The bender grips the side flanges of th... | 04/13/1976 |
