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WO/1996/019306A1 |
A tool is disclosed for reshaping without stock removal at least two metal sheets joined by butt-welding. The tool is designed to allow the use of so-called tailored blanks even on the outer side or in the area of the outer side without ...
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WO/1996/019647A1 |
A double-walled housing, especially for catalytic converters in motor vehicles, has an inner casing (1) and an outer casing (2) that surrounds the inner casing (1) at a distance, approximately concentric therewith, the inner casing (1) a...
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WO/1996/014177A1 |
A method for shrinking a ring (14) fitted over the free end (10a) of a flexible tube (10) on a rigid tubular member (12). The method uses a shrinking die (16) with an axial cavity (18) including a splayed section (18a) and a broad open e...
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WO/1996/013631A1 |
A method of sealing a steam chamber (4) of a steam iron (1), which steam chamber is bounded by a soleplate (3) and a metal cover plate (5), the soleplate being formed with a groove (8), a peripheral edge (10) of the cover plate (5) being...
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WO/1996/009442A1 |
The application describes a method of forming a structure comprising at least one locking bar (B) and at least one structural member (1), at least one flange (2a) of the structural member being formed with alternating first and second fl...
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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) ...
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WO/1996/003232A1 |
The present invention apparatus for joining sheet material provides a stepped punch (38). This stepped punch (38) serves to strengthen a joint (14) between two or more sheets of material (16 and 18) by creating a stepped segment (122) in...
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WO/1996/003233A1 |
A method of fixing a tubular metal member in an aperture which comprises, locating the tubular metal member in the aperture and deforming the metal of the tubular member to expand to extend within the confines of said aperture, which may...
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WO/1995/034193A2 |
A punching and stamping tool and a fastening device for using this tool is disclosed. The punching and stamping tool comprises a driving mechanism which moves an upper tool section, having a die, towards a lower tool section, having a pu...
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WO/1995/032835A1 |
A pressing tool for fastening a seal (6) in a groove (5) of a support body is a rotatable holder (12) carrying ball rollers (22). A lip (4) forms a wall of the groove (5). The ball rollers are moved in a circular path along the lip (4) t...
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WO/1995/032820A1 |
The invention relates to a corner bending unit (2) for achieving a reciprocating movement in a tool holder (14) for a bending tool (12), said tool holder being articulated to a foundation (4) via parallel links (16, 18). The corner bendi...
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WO/1995/032064A1 |
The invention relates to a clinching press comprising a press tool (52) and a prebending unit (1) to produce a reciprocating movement in a tool holder (14) of a prebending tool (12), said tool holder being articulated to a foundation (2)...
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WO/1995/025608A1 |
The invention relates to an arrangement for a bending unit for beinding in a projecting edge flange (4) against a surface of a workpiece (3). The bending unit comprises a stand (1), supporting a drive unit, and a supporting surface for t...
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WO/1995/021710A1 |
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...
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WO/1995/021711A1 |
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...
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WO/1995/021712A1 |
A relatively impervious mechanical seal is formed between the outer surface of a tube (1, 3) and the inside surface of a mechanical fitting (7) of a high pressure fluid or hydraulic system by applying a very thin soft metal layer (19) on...
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WO/1995/020461A1 |
A die (24) and punch (32) is employed to form a joint (74) between at least two sheets of material (70 and 72). The preferred embodiment die (24) has a shield (54) surrounding an anvil (52). This shield (54) has at least one aperture (12...
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WO/1995/019856A1 |
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...
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WO/1995/019728A1 |
A method for altering the characteristics of the surface (1) of a metal (2) by applying on said surface (1) a perforated sheet (3) made of another metal (4), said perforated sheet (3) being attached to said surface (1) by stamping. Said ...
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WO/1995/018328A1 |
Proposed is a method of jointing a flexible tubular component (1) to the, for instance, conically tapering end of a main component (2), the tubular component (1) being inserted into a workpiece holder (3). The main component (2) is gripp...
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WO/1995/017983A1 |
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...
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WO/1995/017613A1 |
A method and apparatus for producing an arcuate brake shoe from a first strip (20) of material which is to provide a web of the shoe and has a plurality of projections (21, 21') extending from one edge and a second strip (24) which has a...
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WO/1995/011366A1 |
The apparatus comprises guide rollers (3a, 3b), forcing tools (4a, 4b) as well as press halves (7a, 7b) for a rung (6) to be secured, to which press halves are connected powered actuators (8a, 8b). The location of a ladder blank is deter...
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WO/1995/010000A1 |
When expanding a pipe-end (1), there is used a tool which includes a plurality of jaws (8) that can be moved radially in relation to a centre axis (11), between a retracted position and an outer expanding position. The jaws are inserted ...
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WO/1995/009703A1 |
A method of swaging and a relatively inexpensive swaging tool that can be configured to accept nearly any mechanical input. More particularly, three particular swaging tools are disclosed, each having a rotational input shaft (34) that a...
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WO/1995/009307A1 |
The self-penetrating fastening device proposed consists of a rivet (3), acted on by a punch (13), and a die (15), the rivet consisting of a head (4) and a shank (6) with a central cavity (8) whose open end partly penetrates a metal sheet...
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WO/1995/007799A1 |
A swaging unit (12) which is portable and which has a locking fitting (28) to cooperate with separable components (22, 23) to secure a sleeve (11) in an engagement with the swaging unit (12). In this manner, a tube (10) can be swaged ont...
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WO/1995/004616A1 |
A space frame apparatus (30), and process for constructing same, for use in the construction of various vehicles. The apparatus comprises one or more continuous outer frame members (31, 32), each fabricated from a single longitudinal ext...
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WO/1995/003900A1 |
The process is suitable for application in the sector of window and door frames, and in particular is relevant to the production of metal or plastic grills to fix onto windows, doors or items of fixtures and furnishings. It consists basi...
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WO/1995/002477A1 |
A reinforcing eyelet (E) around a hole (H) in a gasket (G) is formed by forming a 90� bend in sheet material (10) around a hole (12) to form a generally cylindrical projection (16) projecting from a head (18) of the eyelet (E). Next, t...
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WO/1995/000268A1 |
A tube expanding method and a tube expanding apparatus use a tube expanding mandrel for expanding a heat exchanging tube (21) mainly in a cross fin coil (20) of an air conditioner for connection with fins, said tube expanding mandrel bei...
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WO/1994/029045A1 |
A process is disclosed for installing a conduit pipe system consisting of elements having a compressible area such as fittings, connectors and shaped parts, as well as conduit pipe sections (13). For that purpose, the parts to be joined ...
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WO/1994/027817A1 |
A method for obtaining a mechanical lock between two surfaces (10, 12) by providing particulate granules (18) between the surfaces and forcing the surfaces (10, 12) toward one another at a pressure sufficient to embed a substantial numbe...
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WO/1994/025196A1 |
Improvements relating to tools for cold flow forming of assembly points in sheet metal. The tools comprise a first tool (1) with a punch (6) and a blank holder (5) and a second tool (10) with a guiding surface (16) from which extends a f...
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WO/1994/022613A1 |
Method for joining together two or several overlying sheet formed members (1, 2), at which an essentially coaxial arrangement of a punch (4), a die (3), with a die cavity (9), and an anvil (5) are caused to cooperate by means of their co...
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WO/1994/020239A1 |
The invention relates to a method of manufacturing a drive plate adapted to mesh with a pinion gear fitted on a rotating shaft of a starter motor for starting an internal combustion engine. A ring-shaped work is formed at its inner perip...
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WO/1994/019125A1 |
A device (10) for forming a mechanical connection (72) between two concentric tubes (22, 23). A cylindrical tool body (12) is sized to fit closely within the innermost tube of the concentric tubes. A central axial bore (26) through the t...
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WO/1994/018486A1 |
A method for establishing a connection between one end (8) of a pipe (1) made of a plastic material having memory properties and a flanged connector sleeve (3) of a pipe-connecting piece (2; 11), comprising expanding the pipe-end (8) to ...
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WO/1994/015757A1 |
A method for mounting a cylinder sleeve (3) in a base member (1) is disclosed, in which the cylinder sleeve (3) is inserted in the base member (1) and the outer diameter of the inserted cylinder sleeve is enlarged at one end, and a hydra...
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WO/1994/015733A1 |
The invention relates to a method for bending an assembly of at least one metal section (2) and at least one thin metal sheet (1), comprising the following steps: assembling in flat conditions the thin metal sheet (1) with the section (2...
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WO/1994/012295A1 |
In this method a short pipe element (2) with a radially outwards directed bead (3) at its end rim (4) is inserted into a pipe, and a radially outwards directed bead (7, 8) is rolled in the other end (5) of the pipe element (2) and in the...
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WO/1994/012297A1 |
A pressing tool for pressing tubular nested workpieces, in particular a pipe end upon which is slid a press fitting, has several pressing jaw elements which bear pressing jaws with a continuous circumferential pressing groove shaped in t...
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WO/1994/012296A1 |
A press tool for joining workpieces has a wraparound ring consisting of hinged clamping components, in which the press tool is open at at least one closing point between the clamping components and has grips at that position for a closin...
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WO/1994/004766A1 |
A framework, in particular an at least partially hollow framework, has nodes and members. The nodes (14) are formed by at least a projection (30) on a hollow framework member (12) and by at least a further hollow member mounted and secur...
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WO/1994/004293A1 |
Process for the manufacture of assemblies consisting of two formed and glued pieces. Both pieces (1 and 3) are disposed on a punch and die (2 and 4) provisionally separated in order to introduce sufficient pressure to hot form them. The ...
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WO/1994/001658A1 |
A camshaft and method of manufacturing thereof wherein the camshaft has a plurality of thick wall sections (16) and a plurality of thin wall sections (18). Axially spaced cams (10) are mounted on a hollow tube (13) about the thick wall s...
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WO/1993/022105A1 |
A tool (10) for securing a pipe (130) to a pipe fitting (100) comprises a body (12, 14) having an opening for receiving a pipe (130) mounted on a pipe fitting (100), a grooving wheel (40) rotatably mounted on the body and projecting into...
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WO/1993/014893A1 |
Described is a method of joining together abutting metal plates (21, 22), as well as a machine tool for carrying out the method in which a tenon (19) on the first plate (22) is inserted into an opening (41) in the second plate (21) and w...
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WO/1993/015348A1 |
A swaging tool (10) for swaging an axially swaged fitting (12) for connecting tubes and pipes (14 and 16) is disclosed. The tool (10) comprises a housing (22) and a piston (34) movable in opposite axial directions within the housing (22)...
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WO/1993/010925A1 |
In a clinched joint (11) to secure panels (12, 13) together, a rivet or slug (10) is driven into the clinched joint (11) as it is formed, and the inner end of the rivet or slug (10) is outwardly-deformed to increase both the shear and ax...
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