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Patent Searching and Data


Matches 151 - 200 out of 2,813

Document Document Title
WO/1997/032380
A metal electrical accessory box (1), a process making the box and a mounting grid plate (310) for mounting an electrical device (334) such as a switch in the box (1) are provided, the box has a base (10) and one or more walls (13) exten...  
WO/1997/031730
Method and apparatus for improving the concentricity and reducing the flange width variation of a die-necked container body are disclosed. A piloted pad (100, 200) is inserted into the dome (14) at the bottom of the can, either as part o...  
WO/1997/019770
A method for forming a flange (52) on a tube (30) includes the steps of: (a) placing a tube having a tube axis extending longitudinally therethrough on a support device (12) for supporting the tube, the tube having an edge defining an op...  
WO/1997/003772
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/1996/038684
A gasket (14) comprising a compression-limiting stop (15) is manufactured by bending an edge portion (10a) of a metal sheet (10) of substantially uniform thickness out of the plane of the sheet and pressing said bent edge portion so that...  
WO/1996/025253
A machine including a die (14) mounted in a holder, two jaws (6) forming a clamping jaw for holding one end of the tube (4) to be expanded, drive means (17, 18) for imparting orbital motion to the die, drive means (25) for moving the die...  
WO/1996/024447
In order to bend an edge of a panel (P), use is made of a blade (66) and a counterblade (70) whose length (L) is less than the length of the bend to be formed. The bend is formed by causing the blade and counterblade and the panel to exe...  
WO/1996/021530
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/1996/017699
When a hot rolled wide steel band is slit into narrower strips, the edges will have sharp corners. All four corners of such a strip (28) can be trimmed simultaneously by having the strip running between two rolling devices so that the ro...  
WO/1996/011760
The invention concerns a method and tools for creating flanged lightening holes in workpieces, in particular shaped flanges in container walls made from the same material as the workpieces, i.e. container. The invention is characterized ...  
WO/1995/021710
A hemming machine adapted to externally and internally hem a sheet metal fabrication comprising an anvil which itself is apertured so as to register with an aperture in the metal fabrication which is to be internally hemmed, wherein addi...  
WO/1995/021711
A press is described for prehemming and final hemming the internal periphery of an aperture in sheet material received on an anvil (10) on which the sheet material (12) is held down so that the upturned edge (14) of the aperture which is...  
WO/1995/019856
The invention relates to a driving device for a bending unit for bending-in an edge flange against a workpiece, said bending unit comprising a stand, supporting the driving device, a supporting surface for the workpiece and a linkage sys...  
WO/1995/019233
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/1995/017983
To provide a joining and uniting means which does not cause two metal plate materials, which are to be joined into a unitary structure by curling, to become out of alignment when they are put together, and which does not, moreover, requi...  
WO/1995/004615
A zone heating device (46, 48) has first and second spaced burners (90, 92) for heating first and second spaced sides (16, 18) of a metal plate (14) during forming of a thickened edge along the edge (12) of the metal plate (14). The firs...  
WO/1994/009927
A method and apparatus is provided for crushing a portion of a corrugated plate in a selected area of the corrugations without blocking the grooves (14, 14'). In accordance with the method teeth are inserted into grooves on opposite side...  
WO/1994/009225
An outflow element (1) for the drainage of rain-water contains a lead plate (2) with a hole and an aluminium pipe (3) affixed in a sealing manner in the hole, whereby the extreme (4) in question of the outlet pipe contains bulges (8) and...  
WO/1994/008750
Method and apparatus for welding a plurality of parallel continuous seams (34) on bellows (10) which comprise the steps of defining a welding station (100, 200) including a laser beam (501) or electron beam (700) welding source and a wor...  
WO/1993/020003
In order to simplify the production of a high-resistance bobbin body made of an aluminium alloy, the following process steps are disclosed: (a) extruding or flow extruding an essentially cylindrical bobbin blank (5); (b) cutting the bobb...  
WO/1993/011888
A press tool for producing metal components comprises a die (2) and a punch (3) which are relatively movable towards and away from each other. The die (2) is provided with rotatable rollers (9, 10) with which a component (8) co-operates ...  
WO/1992/019394
In conventional fabrication manufacture the thickness of the steel plates (16, 16') are often determined by the metal section required at the weld joints. The subject apparatus (10, 10') and method overcomes this problem by selectively f...  
WO/1992/011956
The invention relates to an apparatus for bending an edge flange (4) which projects out at an angle to a surface of a workpiece (3) in towards said workpiece. The apparatus includes a bending tool (5) which is mounted on a tool holder (2...  
WO/1991/001466
A tube assembly (10) is formed by placing a sleeve member (12) over an end portion (34) of a tube (18) and then placing the tube (18) and sleeve (12) in a die (36). A movable punch (44) is then pressed against a projecting end portion (3...  
WO/1990/014178
In conventional fabrication manufacture the thickness of the steel plates are often determined by the metal section required at the weld joints. The subject apparatus and method overcomes this problem by selectively forming a thickened e...  
WO/1990/006195
A deburrer assembly (10), for the purpose of removing burrs, fins and other protuberances form the surface of castings, consists of a cylindrical roll body (12) in end fittings (11), such as heavy-duty bearings, with multiple hammers (14...  
WO/1989/009102
The invention relates to apparatus for bending a flange (5) against piece (2). A bending tool (6) is mounted on a tool holder (14) carried by a parallelogram mechanism (7-12) for movement in relation to a stand (1) carrying the workpiece...  
WO/1989/009101
The invention relates to an apparatus for bending a flange against a workpiece (3). A preliminary bending tool (5) on a first tool holder (7) is carried by a linkage mechanism (8-13) for movement in relation to a stand (1). A bend finish...  
WO/1989/009103
The invention relates to apparatus for bending a flange (5) against a workpiece (4). A bending tool (6) is mounted on a tool holder (7) connected to a stand (1) by a linkage mechanism (8-13). The stand carries the workpiece (4) and a dri...  
WO/1989/003732
A compression moulding tool comprises an upper part (3) and a lower part (2) connected by guides (4). A die (5) arranged in the lower part (3) of the tool co-operates with a force plug (6) arranged on the upper part (2) of the tool. The ...  
WO/1987/005838
The press comprises a flanging device (1) equipped with a retainer, a slide (5) with a gripping system (16) for the metal sheet and a rotary drive (37) for the latter. To reduce dead time and improve accuracy of flanging, the flanging de...  
WO/1987/003830
An edge-finishing device comprises a drive unit (L), a holder (M) and a notched tip (N). The tip combines a number of geometric features known as land radius (Y), flank faces (K), flank radii (I) and root radius (J). Typical useage of th...  
WO/1986/000102
A process designed to make it possible to manufacture a seal-holding profile, meant especially for the panels of industrial cubicles, and obtained from the same piece of plate metal. The profile obtained from this process is also describ...  
WO/1984/002667
A thin-walled hollow body open at one end, e.g. a metal can body (76), is given a terminal neck (74) by engaging a primary chuck nose (22) sealingly in the open end and pressurising the body internally to pre-stress it and hold it agains...  
WO/1983/003987
A roll edging machine for folding up a flange along the longitudinal edges of a sheet metal panel comprises two sets (16; 17) of pairs (18; 19) of driven forming rolls (18A, 18B; 19A, 19B) positioned at opposite longitudinal edges of a h...  
WO/1983/002077
A hand held tool for use by a panelbeater when folding over an edge of a metal sheet comprises a tool body (6) with a flat upper face (11) and a die block (13) which is reciprocally mounted for movement parallel to the upper face (11). T...  
WO/1982/000013
The side wall of the workpiece is deformed in the direction for closing its edges. A butt-end wall with a flat central area is preliminarily formed on the thus obtained vault. The flat area is then depressed with a pressing tool inside t...  
WO/1981/003631
Method and apparatus for preforming the long edges of steel plate (11) prior to manufacture into pipe (47) by the U-O process or the like by utilizing plate of a width exceeding that required for pipe of a given diameter by an amount at ...  
WO/1981/002119
A flange forming drill means for drilling a hole through the side of a pipe or the like and for forming a hole encircling flange. The drill means is provided with a drill rod (1) mountable on a rotating machine and fitted with a drill bi...  
WO/1981/002118
A flange forming drill means for drilling a hole through the side of a pipe or the like and for forming a hole encircling flange. The drill means comprises: a body (1), a drive shaft (2) rotatably journalled to the body, a drill rod with...  
WO/1980/002856
An improved anti-skid tread or grating (10) design is provided with gripping members or rosettes (30) having a plurality of upstanding individual lobes (36) which are configured in such a way and project high enough to provide an excelle...  
JP2013248646
To prevent position deviation of a panel-like member after roller hemming without arranging a process for thermosetting a sealer separately from a roller hemming process.A roller hemming device 10 includes: a working table 11; a die 12 m...  
JP2013233562
To provide a roller hemming device and a roller hemming method hardly causing waving of a pre-bent flange, hardly causing interference of a full-bending roller with an obstacle, and favorably carrying out both of pre-bending and full-ben...  
JP2013233565
To perform eccentric spinning while preventing increase of a processing time caused by a processing amount limitation per one path to improve production efficiency and while inhibiting occurrence of wrinkle or a crack at a pipe end witho...  
JP2013220455
To reduce the gross weight of a vehicle to reduce manufacturing cost, in a pipe material applied to a stay or the like of a vehicle head rest.A pipe material 1 includes a cylindrical barrel 2, and a molding part 3 disposed on a leading e...  
JP2013202642
To form a double-structure flange at a pipe end by a simple processing method.A clamp die 1 projecting a pipe end forming a flange from a die surface 1a and clamping an outer diameter surface of a pipe P to an edge of the pipe end and a ...  
JP2013194905
To provide a cylinder member for an automatic transmission capable of reducing the number of manhours in manufacturing and reducing the size of a press device and achieving high diameter accuracy and a cylinder member manufacturing metho...  
JP2013193103
To easily and inexpensively manufacture a brake drum by using a press apparatus.A method of forming a tube-wall flange includes: a step in which a flange 12 is formed by bending an opening edge of a tube wall 11 outward nearly at right a...  
JP2013188770
To provide an apparatus and a method for roller hemming which can reduce the number of times of folding while folding a flange into a predetermined shape by reliably setting a predetermined folding part as a bending point.A roller hemmin...  
JP2013188781
To provide a fluid circulating member by which the buckling of a tubular portion can be finely prevented when large diameter portions and a small diameter portion are formed by making the top end of the tubular portion deform plastically...  

Matches 151 - 200 out of 2,813