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Patent Searching and Data


Matches 701 - 750 out of 20,408

Document Document Title
WO/1998/015371A1
A machining schedule (hi), a machining program (mi) and a metallic die information (Fi) representative of features of a metallic die are transferred together to a controller (32), which controls a CNC device (34) and a turret punch press...  
WO/1998/010880A1
The connector plate (100) has a rigid, planar base (102), and a plurality of adjacent elongated slots (108) defined in said metal plate (100). The slots (108) are offset in a sinusoidal pattern having at least one cycle with a maximum am...  
WO/1998/008634A1
The invention concerns a method of producing and stacking components (9) from individual layers (30) which are punched, cut or the like out of a material strip (5). According to the invention, after being punched out, the layers (30) are...  
WO/1998/001288A1
This punching tool comprises a punch head (2), at least one punch (6) mounted in a punch holder (4), a die (8) and a structure (10) bearing these elements having a global U shape, also called swan-neck. The punch head (2) and the punch h...  
WO/1997/046338A1
A laminated stack (82, 116) having a lamina layer comprised of a plurality of discrete lamina segments (121, 122, 136, 138) and which may also have laminas (118, 120) which define a plurality of outer perimeter configurations. The invent...  
WO/1997/045252A1
When a start switch (SW3) is depressed, a one-shot multivibrator circuit (15) is actuated to output one pulse. When the pulse enters a self-holding circuit (16), the self-holding circuit (16) is self-held to output an H-level signal unti...  
WO/1997/038832A1
A device for perforating webs of foil, in particular plastic foil, has at least one pair of rollers through which the foil is moved. The pair of rollers includes a spiked roller with spikes which extend radially from its outer surface, a...  
WO/1997/037787A1
A rotary forming apparatus (10) having a pair of lower and upper die carrier units (14, 16), each of which is rotatable on opposite sides of a workpiece (W), and having a plurality of die supports (22, 24) swingably mounted on each of th...  
WO/1997/035710A1
The invention concerns a press, in particular a precision blanking press, with a slide (1) and a press lower part (3) associated with the slide, a tool (17) being located between the slide (1) and the press lower part (3). According to t...  
WO/1997/035675A1
The press slide (1) of a hydraulically or mechanically driven precision blanking press is non-positively connected with a crosshead (2) by means of columns (3). The knife-edged ring cylinder (C) is integrated in the cross head (2) and th...  
WO/1997/032678A1
The invention concerns a method for producing stamped parts, in particular plates, which comprises only two steps. In a first method step, the workpiece is blanked inside a device (1) in a fine blanking stage (2) and, after blanking, is ...  
WO/1997/021502A1
The invention relates to a method in a sheet metal work centre and a sheet metal work centre. In the sheet metal work centre, a locking arrangement (15) is placed between the upper tool (7) and the releaser (13), and the transfer device ...  
WO/1997/021504A1
The invention relates to a sheet metal work centre, whose lower tool (8) is mounted in the transfer device (17) which is movable in the vertical direction in relation to the body (1) in a way that the lower tool (8) can optionally be mov...  
WO/1997/018909A1
A punch press comprising a head including a ram and dies, which are movable in a Y-axis direction, the head being provided on a body frame; and a first and a second unit for moving a work in an X-axis direction and positioning the same, ...  
WO/1997/013625A1
A tool for making holes in an empty beverage can or other can is described which provides two articulated arms (1, 2) having formations at their distal ends (4, 5) which can co-operate to produce the hole. One distal end of one arm is in...  
WO/1997/011801A1
A stamping and bending machine (10) has upper and lower horizontal supports (18, 16) in each of which are formed two longitudinal chambers (80) which open out through broad longitudinal slits (86) on opposite sides of the horizontal supp...  
WO/1997/012192A1
The invention relates to a water tank for a radiator system or a collecting pipe for a heat exchanger, and a method and a device for the production thereof. The water tank or the collection pipes according to the invention comprise a pip...  
WO/1997/004894A1
A cam (1) for a press metal mold comprises a cam slide (3) having a cam surface (2) and movable in an X direction, a cam driver (4) adapted to abut against the cam surface (2) of the cam slide (3) to move the cam slide (3) in the X direc...  
WO/1997/003772A1
A method of forming relatively hard materials is disclosed. The method includes providing tooling for performing the forming operation on a strip (10) of relatively hard material. The tooling includes a forming tool (22) and a mating die...  
WO/1997/001405A1
A table (27) holding a work (28) is controlled through servomotors (22, 23) by position control means (10a) in a CNC device (10). A predetermined time before the positioning of the table (27) is completed, press action control means (10d...  
WO/1996/031301A1
A stamping and forming machine (10) is provided for performing stamping and forming operations on strip material (274). The machine includes a ram (26) that reciprocates toward and away from a base plate (14). The ram carries tooling (36...  
WO/1996/027457A1
A punching device for stamping of holes and slots in square sections, comprising a spring-loaded tool holder (31) which is mounted in a stand and is movable via a manually operable power transmission mechanism (8, 28, 29, 30) and which c...  
WO/1996/026798A1
Apparatus for punching holes in elongate sections (2) comprises an elongate arbor (4) over which is located the section (2) to be punched, a die head (6) at or adjacent the end of the arbor (4) and within the hollow section (2), and at l...  
WO1996021560A3
The present invention relates to a vibration damped laminate article having improved force (torque and/or pressure and/or stress) retention, a method of making one article type and novel tools used to make the one article type. The first...  
WO/1996/026050A1
An adjustable punch unit comprises a punch driver (18, 26) connected with a punch (10) and a base (28) at the rear end of the punch driver (18, 26). At least the rear part (26) of the punch driver is connected indirectly or directly with...  
WO/1996/026023A1
The cylinder (10) of the actuator comprises, in its head part (12), a fixed annular dividing wall (28) extending towards the piston (14). This dividing wall (28) defines in its interior a head chamber (20) and, around its exterior, a bli...  
WO/1996/022846A1
A stamping and forming machine (10) is disclosed having two operating modules (12, 14) with their drive shafts rotationally coupled together. Each module of the machine includes a punch assembly and a mating die assembly that reciprocate...  
WO/1996/021543A1
The invention has its object to perform respective processings of forming notches and bends on a portion (62) being processed of a lengthy edged band plate material (61) with high precision. A bending device (31) and a notch forming devi...  
WO/1996/021530A1
A workpiece deforming tool (200, 201) in a punch press comprises self-locking means (150, 260) for locking the tool in a working position after being pushed in this position by a momentary strike of a ram (99) of the punch press. Upon a ...  
WO/1996/021560A2
The present invention relates to a vibration damped laminate article having improved force (torque and/or pressure and/or stress) retention, a method of making one article type and novel tools used to make the one article type. The first...  
WO/1996/020799A1
A method for making flat components comprising the steps of cutting and shaping a sheet of resilient material, said flat components having dimensional tolerance in the thickness direction thereof. The method further comprises a step of s...  
WO/1996/020065A1
The invention has its object to use a compact vibration proof construction to positively prevent vibrations generated at the time of punch working from being transmitted to a laser processing head and a laser generator, thereby preventin...  
WO/1996/012577A1
A self-contained stagger-feed drive for roll-fed two and three-row blanking derives both the stepwise angular rotation of the feed rolls (16, 18) and the axial reciprocation thereof from a single mechanical input, using interchangeable c...  
WO/1996/011075A1
The invention relates to a method of making nipple holes or similar holes in a double-walled wheel rim having an inner wall positioned radially inward and outside of that an outer wall. The holes are made by punching by means of a punchi...  
WO/1996/010902A1
An electromechanical press apparatus for trimming excess portions from a leadframe strip package having a semiconductor chip thereon and for forming leads of the leadframe strip package extending from the semiconductor chip is disclosed....  
WO/1996/009904A1
This invention provides a machining method capable of molding a tapering through hole at a stroke by one pressing operation. The boring of a work is done by using a smaller-diameter punching portion (1a) formed at a front end of a punch ...  
WO/1996/007493A1
The holes (101-106) are successively made by the punch (S1) in the multi-angled workpiece (W6) which, together with the lateral stops (A1-A4), determines various angular positions and hence the position of the hole to be stamped in the w...  
WO/1996/004085A1
An apparatus for retaining a tool (20) employs a fastener (22) which has a protuberance (122) engageable with a recess (60) of the tool. The fastener (22) is secured to a fixture (24) thereby serving to concurrently retain the tool (20) ...  
WO/1996/003261A1
A punch unit, comprising: a punch driver (24) with base (32); a spring bearing; a compression spring (34) between base (32) and spring bearing; a punch (10) threadedly and removably connected to punch driver (24); a guide bushing (12) wi...  
WO/1995/027597A1
To adapt a punch press to cut work blanks, a cutting mechanism having a freely rotating cutting wheel (72) is provided to a first support of the punch press while a corresponding die (62) having a groove for mating with the cutting wheel...  
WO/1995/024282A1
A system for preventing scratches, dents and die marks on sheet metal parts (10) during bending and forming operations. The system holds a supply of protective material (18), such as plastic film, canvas or sailcloth, on a roll or other ...  
WO/1995/019233A1
A punch press is provided with a tool bearing a workpiece-deforming roller (60), the tool being received in an aperture in the press for movement between a lower position in which the roller comes into deforming contact with a workpiece ...  
WO/1995/017985A1
A method of producing a header tank of a heat exchanger for forming a header tank (4) having a round tubular shape by rolling up a flat sheet-like blank (4A), which comprises transferring the blank at a predetermined pitch in a longitudi...  
WO/1995/016527A1
The disclosed punching unit transforms the vertical motion of a press into a horizontal punching motion by means of two wedges inside the unit body, the down motion of the upper wedge determining the horizontal displacement of the lower ...  
WO/1995/013151A1
A method of manufacturing a one piece integral metallic beam (22) having flanges (24), and a web (26) joining said flanges, the beam having been hot rolled from a heated metal workpiece (20) to produce an integral one piece beam having f...  
WO/1995/011098A1
A die management method for a punch press machine comprising the steps of reading by means of a bar code reader a bar code tag corresponding to an identification number assigned to a die to be installed at the time of setting dies, stori...  
WO/1995/008411A1
To reduce the man-day in the pressing of hollow knock pins. The method comprises the steps of deep-drawing a plate material A-0 to shape the material into a predetermined shape A-1, ironing the resultant work at a low draft, punching the...  
WO/1995/003901A1
The mechanical hand (16) comprises, on one hand, a zone (46) for the support and sliding of a panel or slab (SP) in a horizontal working plane (WP) and, on the other hand, a handling gripper (36) which can move horizontally along and acr...  
WO/1995/000267A1
A punching press comprising a die magazine disposed above a machining table supporting a work in parallel to a main frame supporting a machining head and a die carrying device for transferring a die between the die magazine and the machi...  
WO/1994/026508A1
In a press forwardly feed die of metallic gasket wherein a convex bead forming die (3) for forming a convex bead (10b) surrounding a sealed portion is parallely provided between a metallic plate piercing die (2) and an outer contour punc...  

Matches 701 - 750 out of 20,408