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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7654124 | Method of making a sheet metal part for motor vehicles In a method of making a sheet metal part for motor vehicles, a blank is placed with its opposite length sides between outer lower forming jaws of a die. The blank is then clamped by moving the outer lower forming jaws toward one another. Outer upper forming jaws are... | 02/02/2010 |
| 7340933 | Stretch forming method for a sheet metal skin segment having compound curvatures A method of forming an aircraft nacelle nose lip segment. The method includes bending a sheet of metal into a substantially U-shaped workpiece having a spanwise axis, opposed first and second ends, and opposed first and second edges. The method further includes plac... | 03/11/2008 |
| 7320832 | Fine-grained metallic coatings having the coefficient of thermal expansion matched to the one of the substrate Fine-grained (average grain size 1 nm to 1,000 nm) metallic coatings optionally containing solid particulates dispersed therein are disclosed. The fine-grained metallic materials are significantly harder and stronger than conventional coatings of the same chemical c... | 01/22/2008 |
| 7290425 | Gripping apparatus and method A quick change gripping apparatus for gripping a workpiece having a profile. The apparatus includes a cylindrical housing having a first end and a second end. The cylindrical housing also includes an inner feature having a tapered wall. The housing also has a bottom... | 11/06/2007 |
| 7282737 | Projector including a light source and liquid crystal display device To provide a liquid crystal display device having high quality display with a high aperture ratio while securing a sufficient storage capacitor (Cs), and at the same time, by dispersing a load (a pixel writing-in electric current) of a capacitor wiring in a timely m... | 10/16/2007 |
| 7188505 | Method for making bent studs for snowmobile tracks A method and apparatus for producing bent snowmobile studs for use in an assembly are disclosed. The assembly comprises a bent stud having a head and proximal and distal shank portions and a fastener which is adapted to connect with respect to the distal shank porti... | 03/13/2007 |
| 7120996 | Component mounting apparatus having component supply tables provided on opposite sides of a component transfer path There is provided a plurality of component mounting apparatuses for sucking a plurality of components by a mounting head section and successively mounting the components onto a board located at a board positioning section. The component mounting apparatuses are arra... | 10/17/2006 |
| 7089773 | Apparatus and method for forming an elongated article An Apparatus and method for forming elongated metal articles includes one or more rotating dies (1) each provided with an indentation (3). The indentation (track) is shaped so as to be complementary to the actual final shape of the resulting articles, ... | 08/15/2006 |
| 7069761 | Gripping apparatus and method A quick change gripping apparatus for gripping a workpiece having a profile. The apparatus includes a cylindrical housing having a first end and a second end. The cylindrical housing also includes an inner feature having a tapered wall. The housing also has a bottom... | 07/04/2006 |
| 7007323 | Bed siderails having flexible portions A bed siderail for a bed having a frame includes a flexible section to allow a portion of the siderail to flex upward. ... | 03/07/2006 |
| 6959572 | Fixture for holding metals parts for bending or twist correction A fixture for supporting a workpiece such as a cast turbine blade allows bending and/or twist correction of the workpiece with the movable ram of a press. The fixture includes a base and a pair of workpiece supports mounted at spaced locations on the base. A bearing... | 11/01/2005 |
| 6910358 | Two temperature two stage forming A method is disclosed for two-stage stretch forming of a sheet metal blank workpiece between a preform tool with a concave cavity and an opposing finish-form punch tool. Both tools are independently heated to different forming temperatures with the preform tool bein... | 06/28/2005 |
| 6742371 | Forming-machine for sheet metal parts by stretching using a tool or form A forming machine including a frame extending longitudinally on either side of a tool. This tool is arranged transversally to the central portion of the frame. Jaws arranged on either side of the tool, are each actuated by two pairs of quasi-horizontal jacks and qua... | 06/01/2004 |
| 6679091 | Stretch bender A stretch bending device that can conduct accurate bending without using heavy material. A tension application mechanism 62 comprises first and second drive sources for movably supporting both ends of a guide member 12 with respect to a pair of arm member... | 01/20/2004 |
| 6675624 | Method and device for producing a double-curved sheet-like object by means of stretch-forming A device for forming a double-curved object comprises a frame, two elongate clamping heads which are arranged parallel to one another on the frame, a support with an exchangeable shaping die, on either side of which support there are clamping heads, and d... | 01/13/2004 |
| 6672125 | Invar tooling A method for fabricating an Invar tool includes the step of superplastically forming an Invar facesheet for the tool. A tool header is provided, and the Invar facesheet is then formed with an SPF diaphragm driver to match the predetermined contour of the ... | 01/06/2004 |
| 6619094 | Method and apparatus for forming a metal sheet under elevated temperature and air pressure A drawing mold has a contoured mold surface receiving a metal sheet thereon. A tensile drawing machine applies a drawing tension to the sheet edges to deform the sheet onto the mold. Heated pressurized air supplied through air holes in the mold surface fo... | 09/16/2003 |
| 6601426 | Laser stretch-forming processing apparatus for sheet metal A processing apparatus is provided which includes a stretch-forming apparatus and a beam processing unit or apparatus, which can be controlled by a common control unit. The beam processing unit can be a laser beam processing unit, which permits a sheet me... | 08/05/2003 |
| 6568237 | Apparatus and method for vehicle manipulative anchoring An apparatus and method for anchoring a vehicle with a manipulative anchoring device comprises a base configured to engage a frame removably mounted on a work surface with the base slidingly attached to the frame. An upright column is mounted in the base,... | 05/27/2003 |
| 6474124 | Cold steel cambering apparatus and method A cold steel cambering apparatus and method of use, the apparatus comprising, a cambering assembly having a forward-most end and a rearward-most end and therebetween a plurality of adjustable beam guides, each having means to restrain lateral movement of ... | 11/05/2002 |
| 6346211 | Bending of thermoplastic tubes A method and apparatus for bending thermoplastic tube in which a pre-heated region of the tube is conformed to a required bend configuration while supported internally and externally to prevent the tube wall collapsing. The external support is provided by... | 02/12/2002 |
| 6272897 | Method of forming honeycomb panels into compound curved shapes A generally planar metal honeycomb panel is formed into a complex compound curved shape by initially forming a primary first curvature in the panel using a conventional stretch wrap process. Following the primary stretch wrap process, a second stage form ... | 08/14/2001 |
| 6041639 | Method and apparatus for stretch-forming and shearing sheet metal A method and apparatus is provided for forming and shearing a sheet metal workpiece in a single operation. The method includes the steps of: (a) providing a stationary lower die half; (b) stretching the workpiece over the lower die half to stretch-form th... | 03/28/2000 |
| 6018970 | Stretch-forming machine with servo-controlled curving jaws A stretch-forming machine of the type wherein a pair of opposed curving jaws grips opposing ends of a metal sheet to be stretch-formed in a curved configuration. Each of the jaws are formed of an array of adjacent grippers movable relative to each other b... | 02/01/2000 |
| 5910183 | Stretch-forming machine with servo-controlled curving jaws A stretch-forming machine of the type wherein a pair of opposed curving jaws grips opposing ends of a metal sheet to be stretch-formed in a curved configuration. Each of the jaws are formed of an array of adjacent grippers movable relative to each other b... | 06/08/1999 |
| 5848546 | Method of gripping tubular members during forming operations and associated apparatus A method of gripping a metal tubular member during a forming operation to resist damage to the gripped ends and reduce scrap, includes providing an outer tool having a recess structured to receive an end of the tubular member, inserting a resilient mandre... | 12/15/1998 |
| 5778719 | Method of stretch-forming a channel material A channel material 2 of predetermined length is fed into a stretch forming apparatus 1 and bending the material 2 in predetermined form. A mold 3 in the apparatus 1 is placed in symmetry forward and rearward of the apparatus 1 so as to bend the channel ma... | 07/14/1998 |
| 5771730 | Equipment for forming metal profiles The equipment forms metal profiles on a stretch-bending machine on which a profile to be formed is held at its end by jaws connected to stretching rams and to a system for bending it against a convex punch member fixed to a toolholder table of the machine... | 06/30/1998 |
| 5755824 | Apparatus and method for manufacturing lock washers An assortment of lock washers is produced from a method including the steps of (a) providing a plurality of blanks formed of generally planar resilient metal, some of the blanks having a different configuration from other of the blanks, each of the blanks... | 05/26/1998 |
| 5737953 | Process for stretch forming hollow metal bodies A process for stretch forming hollow metal bodies, such as aluminum alloy extrusions. The extrusions are stretched longitudinally, bent transversely of the pulling direction, and then subjected to pressure from an incompressible fluid in a hollow interior... | 04/14/1998 |
| 5735160 | Stretch forming metal bodies with polymeric internal mandrels A hollow metal body is shaped by a process including simultaneous stretching and bending. The body is stretched longitudinally by pulling end portions in opposite directions with sufficient force to exceed an elastic limit and to initiate elongation throu... | 04/07/1998 |
| 5675884 | Apparatus for multilayer conductor chip packaging Apparatus for shaping conductors critically spaced on a carrier that are bonded to contact locations on a substrate surface. The conductors are cantilevered with each adjacent conductor bonded to a contact location that is a different distance from the ca... | 10/14/1997 |
| 5676080 | Watercraft Each keel panel for a punt-like boat is formed from aluminum sheet having a relatively low temper/high degree of extensibility and the bow portion is stretched formed over a die in a metal stretching machine. The hull construction of the boat has a keel, ... | 10/14/1997 |
| 5606886 | Jaw assembly for stretch former A jaw assembly for a stretch former, including a jaw body, an annular nose piece carried by the jaw body and defining an insert chamber, and a tapered-wall insert sleeve for being locked into the insert chamber of the nose piece. The insert sleeve defines... | 03/04/1997 |
| 5502997 | Gripper and mandrel assembly for tube bender A gripper and mandrel assembly for a tube bender, particularly a bender of the stretch type. At least two gripper jaws close about an end of a tubular workpiece when actuated by the cone portion of a slideable shaft. The same shaft has a cable and ball ty... | 04/02/1996 |
| 5426967 | Apparatus and method for forming bullnose corner bead An portable apparatus for inexpensively forming plain angle ends of bullnose corner beading includes a base; an external die on the base; a pair of retainers for symmetrically holding opposite leg extremities of the corner bead relative to the external di... | 06/27/1995 |
| 5349839 | Flexible constraining apparatus and method for the stretch forming of elongated hollow metal sections Disclosed is apparatus and methods for the stretch forming of an elongated hollow metal section, such as an aluminum extrusion. The apparatus and methods use a flexible constraining means which surrounds at least a portion of the outer periphery of the el... | 09/27/1994 |
| 5327765 | Internal articulated mandrel for the stretch forming of elongated hollow metal sections Disclosed is apparatus and a method for the stretch forming of an elongated hollow metal section, such as an aluminum extrusion. The apparatus and method of this invention uses a collapsible and expandable articulated mandrel positioned inside portions of... | 07/12/1994 |
| 5327764 | Apparatus and method for the stretch forming of elongated hollow metal sections Disclosed is apparatus and a method for the stretch forming of an elongated hollow metal section, such as an aluminum extrusion. The apparatus and method uses one or more constraining means secured to the forming die and a die extension to constrain and s... | 07/12/1994 |
| 5323631 | Method for forming a hollow workpiece using a snake tool A tool device for supporting one or more walls of an elongated hollow member located in a recess of a die for bending said member over a surface of the die while said member is in a stretched condition. The tool device comprises a plurality of segments he... | 06/28/1994 |
