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Patent Searching and Data


Matches 501 - 550 out of 19,967

Document Document Title
WO/2003/033835A1
A non−slip structure capable of increasing a non−slip effect, eliminating a defect caused by a through−hole, and increasing a reliability, characterized in that a part of a sheet metal such as a steel sheet is sheared to form cutti...  
WO2002062501A3
A conventional ball lock mechanism has been replaced with a wedge (31) adapted to lock a tool, such as a punch, forming tool or die bushing in a retainer block (30) in which the tool can be accurately positioned relative to the retainer ...  
WO/2003/029069A2
A space frame (12) for a truck cab (10), the space frame (12) having a pair of hydroformed, longitudinally extending inner side rail members (42, 44), a laterally extending and hydroformed connecting member (52) extending between the inn...  
WO/2003/026855A1
The present invention relates to a punch (1) with a shell (2) having an insertion opening (35) for material, which is to be punched, and punching pins (26) in connection with said opening as well as a lever mechanism (55), driven by an e...  
WO2002103726A8
A device for stacked core capable of machining the stacked core at a high speed by maintaining the strength of an angle indexing device, comprising a press 1, a nonuniform motion device 10 for changing the drive of the press 1 from a uni...  
WO/2003/015953A1
A punching machine for metal strip characterised by comprising: a carriage (4) movable transversely to the longitudinal axis of the machine and provided with a horizontal slot (18) through which the strip (38) to be processed passes; a v...  
WO2002068278A3
A dome forming system (50) includes multi-lane progressive tooling which forms can ends from a metal strip (M). The strip is fed through an array of progressive tooling. Blanks (60), from which the domes are formed, are produced in the s...  
WO/2003/014533A1
A method of manufacturing the turbine frame of a VGS type turbo charger capable of realizing the mass−production of the turbine frame by manufacturing the turbine frame without almost requiring a time−consuming cutting operation when...  
WO/2003/011494A1
A punch tool (30, 230) including a punch driver (42, 202) and a punch element (80, 280). The punch element can include a punch (80, 280) secured to a punch holder (54, 282), with the punch holder and punch slidably disposed within a punc...  
WO/2003/004191A1
The invention concerns a device comprising rotary cutting tools, for joint cutting and profiling of metal plates, the cutting density being preferably very high, said cutting operations being preferably integrated to an automated profili...  
WO/2002/102528A1
Adjustable length punch assemblies are disclosed. An adjustable length punch assembly in accordance with present invention may be used with a punch press including a tool holder (108) adapted to receive punch assembly and a ram (120) ada...  
WO/2002/103726A1
A device for stacked core capable of machining the stacked core at a high speed by maintaining the strength of an angle indexing device, comprising a press (1), a nonuniform motion device (10) for changing the drive of the press (1) from...  
WO2002045924A9
A holding arrangement for attaching a tool insert to a holder with the aid of a ball which is movably held in an obliquely disposed conduit; the width of a conduit opening at the recess opening being less than the ball diameter. In the l...  
WO2002078940A3
A press apparatus (1) flanked by a loading apparatus (3) and an unloading apparatus (50) respectively, arranged on the left and right of the press apparatus (1). The loading apparatus (3) comprises an uncoiler (7) and a leveler and feede...  
WO/2002/092255A1
Metal cold-working tooling (90) and method of employing such tooling. The tooling is used to produce deformation in a workpiece (132), to provide a selected beneficial residual stress profile in the workpiece, in order to provide high fa...  
WO/2002/084373A1
An optical switch comprises a cell member (2) in which a cell (3) is formed and a waveguide member (42) having a microslit (13). The cell (3) the side wall (6) of which is a piezoelectric/electrostrictive body or a ferroelectric body is ...  
WO/2002/081116A1
The invention relates to a method for burrless cutting of sheets, wherein the sheet (10) is initially pressed in a first direction (210) only along the desired cutting line (160) using a stamping die (170) and a stamping matrix (180) wit...  
WO/2002/078940A2
A press apparatus (1) flanked by a loading apparatus (3) and an unloading apparatus (50) respectively, arranged on the left and right of the press apparatus (1). The loading apparatus (3) comprises an uncoiler (7) and a leveler and feede...  
WO2000038907A3
The invention relates to a V-belt drive for diverting a vertical force of pressure. Said V-belt drive comprises a drive (1), a slide (2) and a slide guide (3). It is characterized in that the slide surfaces (8) in which the slide (2) is ...  
WO/2002/068278A2
A dome forming system (50) includes multi-lane progressive tooling which forms can ends from a metal strip (M). The strip is fed through an array of progressive tooling. Blanks (60), from which the domes are formed, are produced in the s...  
WO2002049987A3
A die (20) comprises metal-rich sections (40a, 40b) which form an inner wall and an outer wall of the die (20), respectively. Gradient sections (42a, 42b) are disposed adjacent to the metal-rich sections (40a, 40b), respectively. Further...  
WO/2002/062501A2
A conventional ball lock mechanism has been replaced with a wedge (31) adapted to lock a tool, such as a punch, forming tool or die bushing in a retainer block (30) in which the tool can be accurately positioned relative to the retainer ...  
WO2002043891A3
A tool for the perforation of planiform workpieces, in particular of sheet steel (23), comprises two tool pieces (9, 17) lying opposite the workpiece (23), transverse thereto, which may be moved relative to each other along a stroke dire...  
WO2002043892A3
A tool for the perforation of planiform workpieces, in particular sheet steel (23), comprises two tool pieces (9, 17), lying opposite and transverse thereto, displaceable relative to each other along a stroke direction (6) transverse to ...  
WO2002000367B1
A sheet fabrication machine (2) includes a direction convert mechanism that converts the movement of the driving mechanism along one direction to drive the tool for fabricating a worksheet (42) in another direction. The direction convers...  
WO/2002/055229A1
A punch press(1), wherein a forwardly withdrawable die holder (103), a punch holder (47) fixed to a bridge structure, a striker support frame (59) allowed to be positioned on an XY plane and allowing the entire body thereof to be slid ho...  
WO2001062410A3
A hydroforming assembly (10) has a plurality of die structures (20, 21) that are mounted on a press for reciprocating movement between open and closed conditions. The die structures have cooperating die surfaces (22) defining a die cavit...  
WO/2002/049987A2
A die (20) comprises metal-rich sections (40a, 40b) which form an inner wall and an outer wall of the die (20), respectively. Gradient sections (42a, 42b) are disposed adjacent to the metal-rich sections (40a, 40b), respectively. Further...  
WO2001083169A3
An apparatus, system, and method for punching holes at any location along the length of an elongate hollow body (14) comprising an expandable die (2) which is insertable into the elongate hollow body (14). The elongate hollow body (14) m...  
WO2002000367A3
A sheet fabrication machine (2) includes a direction convert mechanism that converts the movement of the driving mechanism along one direction to drive the tool for fabricating a worksheet (42) in another direction. The direction convers...  
WO/2002/045924A1
A holding arrangement for attaching a tool insert to a holder with the aid of a ball which is movably held in an obliquely disposed conduit; the width of a conduit opening at the recess opening being less than the ball diameter. In the l...  
WO/2002/043892A2
A tool for the perforation of planiform workpieces, in particular sheet steel (23), comprises two tool pieces (9, 17), lying opposite and transverse thereto, displaceable relative to each other along a stroke direction (6) transverse to ...  
WO/2002/043891A2
A tool for the perforation of planiform workpieces, in particular of sheet steel (23), comprises two tool pieces (9, 17) lying opposite the workpiece (23), transverse thereto, which may be moved relative to each other along a stroke dire...  
WO/2002/040896A1
A metallic cam block of arcuate cam shape used for open/close control of valve in an internal combustion engine. The contour is sheared into an arcuate cam shape by pressing a thick plate metallic working material B by means of a punch (...  
WO/2002/038300A1
The invention relates to a device for machining band-like or plate-like material (1), especially for punching, notching and forming it, the device comprising the body (2) of the device, at least one tool holder (3), most preferably a gap...  
WO/2002/036283A1
A punch press, comprising a metal mold loading and unloading device (291), a punch loading and unloading arm (367) for loading and unloading a punch (P), and a die loading and unloading arm (369) for loading and unloading a die (D), char...  
WO/2002/034425A1
In the present invention a tubular blank and an article such as a bushing (50) to be assembled are loaded into a die. The tube (40) is hydroformed using typical methods and, while the blank is still pressurized, a punch pierces a hole in...  
WO/2002/034426A1
A metal mold device, wherein a retainer collar (77) formed rotatably relative to a punch guide (29) is rotated relative to the punch guide (29) so as to rotate an upper punch driver (49) vertically passed through the retainer collar (77)...  
WO/2002/030659A1
The invention relates to a V-belt drive with an upper guide part comprising a slide element (20) and a slide guide element (10), and a lower guide part comprising a drive element (40). The upper guide part (10, 20) can be and/or is held ...  
WO/2002/028563A1
The invention relates to a method for cutting sheet metal. Said sheet metal (2) is cut along at least one edge of a support element (5). At least one partial area of the sheet metal (2) is accelerated towards the support element (5) by f...  
WO/2002/013991A1
A method for precision bending of a sheet of material (31, 41, 61, 91, 231) along a bend line (35, 45, 62-66, 96, 235) and the resulting sheet are disclosed. A method includes a step of forming and longitudinally extending slits (33, 43,...  
WO/2002/011919A1
A machine for forming perforations on a continuous length of heavy foil (130), the machine using two substantially identical perforation rollers (101, 102) each with individualized cooperating male and female dies (111, 112) and operatin...  
WO2001081023A3
A length compensator for a punch tool enabling the punch to be utilized in an autoloading punch press utilizing a robotic tool transfer system to transfer punch tools into and out of the punch press. The compensator includes a first port...  
WO/2002/005684A1
Shelving comprises uprights and horizontal bracket systems for supporting shelves. The present bracket system comprises two separate parts, a bracket (1) and a retaining member (2). The bracket (1) has an upper edge forming a support fac...  
WO/2002/004179A1
A portable hand-held apparatus (10) for punching light gauge steel framing studs used in building construction to form holes of sufficient size to allow building wiring and piping to extend therethrough includes a control circuit (170) c...  
WO/2002/000367A2
A sheet fabrication machine (2) includes a direction convert mechanism that converts the movement of the driving mechanism along one direction to drive the tool for fabricating a worksheet (42) in another direction. The direction convers...  
WO/2001/095764A1
For stamping shelf supporting brackets of an overall L-shaped configuration from band material (13), the cutting lines are so arranged that one cut generates the upper edges (6) of two adjacent brackets rotated by 180° with respect to e...  
WO/2001/083169A2
An apparatus, system, and method for punching holes at any location along the length of an elongate hollow body (14) comprising an expandable die (2) which is insertable into the elongate hollow body (14). The elongate hollow body (14) m...  
WO/2001/081023A2
A length compensator for a punch tool enabling the punch to be utilized in an autoloading punch press utilizing a robotic tool transfer system to transfer punch tools into and out of the punch press. The compensator includes a first port...  
WO2000045972A9
To roll form a worksheet (32) by a turret punch press, at least one pair of coacting tools (34, 36) are mounted to the opposed turrets (46, 48) so that when those tools are rotated to the work location, they could be driven to a predeter...  

Matches 501 - 550 out of 19,967