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Patent Searching and Data


Matches 401 - 450 out of 3,362

Document Document Title
WO/2000/072770A1
An advanced coupling device (16) using shape-memory technology. The coupling device (16) includes a coupling element (18) defining a longitudinal passage extending therethrough, the passage bounded by a side wall (42) having a first end ...  
WO/2000/061022A1
The invention relates to an improved bone screw for use in orthopaedic surgery, in particular with external fracture fixation devices, of the type which comprises a head (3), a shank (4), and a threaded portion (5) tapering towards a tip...  
WO/2000/061958A1
The invention relates to a self-drilling and thread-forming connecting element, especially a screw (1), comprising a threaded shaft (2) that consists of a cylindrical core (8) and of a thread (10) that is formed as a protuberance on said...  
WO/2000/043683A1
A blank (100) for a self tapping fastener with a drive head (102), and a corresponding self tapping fastener is provided. The fastener blank has an odd number of lobes in a cross section taken perpendicular to its axis of rotation (112)....  
WO/2000/036310A1
The invention relates to a self-tapping screw which comprises an at least partially non-circular envelope curve of the thread, and has a penetrating section (B, C, D) and a retaining section (A), whereby the penetrating section contains ...  
WO/2000/034671A1
The invention relates to a screw (1), especially a concrete screw, for screwing into a borehole (20) with a borehole wall (25). Said screw comprises a body (2) having an insertion end (3), a screw down longitudinal direction (5) and a ce...  
WO/2000/034668A2
A fixing device comprises a bright zinc-plated steel shank (1) formed by cold forming with a head (2), the shank having formed thereon by thread-rolling a helical bore wall engagement configuration (6). This configuration comprises a pai...  
WO/2000/032125A1
The invention relates to a pedicle screw having a central axis (1), a head part (2), a middle part (3) provided with a thread and a front part (4) having a tip (5). The middle part (3) presents three different sections (31, 32, 33). The ...  
WO/2000/031423A1
The invention concerns a wood-screw characterised in that it comprises two identical threads (5) and (6) longitudinally offset. Each of them consisting of two unsymmetrical flanks, one in front (9) along a first slope and the other at th...  
WO/2000/029754A1
The invention relates to a corrosion-resistant, threading (1), especially concrete screw, for screwing into a bore-hole with a bore-hole-wall, comprising an essentially cylindrical core (2) consisting of corrosion-resistant metal, with a...  
WO/2000/028225A1
The invention relates to a thread-cutting screw for screwing into a pre-bored hole in concrete, brickwork or similar. The inventive screw is characterised in that the bearing screw thread surface A0n of the stressed screw thread flank th...  
WO/2000/025032A1
A screw (1), especially one that can be inserted into wood or wooden materials, consisting of a shank (2) with at least one thread (7,8), whereby a head (4) with an attack surface (5) for a tool is provided on one end and a substantially...  
WO/2000/020767A1
A screw fastener (71) for attaching a profiled sheeting panel to a support, said fastener (71) comprising: (i) an elongate cylindrical shank (72); (ii) an enlarged head at one end of the shank (72) adapted for engagement with a driving t...  
WO1999067540A3
The present invention envisions a fastener and a blank (30) for forming a fastener. Threads are formed on the fastener blank (30) of the present invention to achieve the fastener of the present invention. The fastener and blank include a...  
WO/2000/013817A1
The invention relates to a thread-forming screw (10, 20, 40, 60, 80, 100) made of a thermosetting light alloy and used as a screwing tool, whose shaft (12, 22, 44, 64, 84, 104) exhibits a thread (14, 26, 48, 70, 86, 106) with flanks. The...  
WO1999058864A9
Disclosed is a fixing system for securing a first sub-assembly to a second component, especially for use in the motor vehicle industry. The inventive fixing system consists of at least one fixing screw (3);a corresponding first pre-assem...  
WO/2000/010473A1
The invention relates to a bone anchoring element (9) for fixing bone parts to another implant, comprising A) a longitudinal cylindrical anchoring part (1) having a longitudinal axis (2), an upper end (3) and a lower end (4); and B) a co...  
WO/2000/011358A1
A fastener is constructed having four thread zones (4, 5, 6, 7) constructed over the length of the fastener (1), from the head (2) to the tip (10), namely a ridged cylindrical holding zone (4), a ridged cylindrical transition thread form...  
WO/1999/067540A2
The present invention envisions a fastener and a blank (30) for forming a fastener. Threads are formed on the fastener blank (30) of the present invention to achieve the fastener of the present invention. The fastener and blank include a...  
WO/1999/058864A1
Disclosed is a fixing system for securing a first sub-assembly to a second component, especially for use in the motor vehicle industry. The inventive fixing system consists of at least one fixing screw (3);a corresponding first pre-assem...  
WO1999006715A3
The invention pertains to a screw produced by cold rolling, designed to be screwed into plastic material, and having a self tapping thread, the fillets (3) of which are formed, in a sectional view, like a knife blade. The fillet flank su...  
WO/1999/040329A1
A screw (11) which can fix plaster board in a braced plaster board lined structure has an enlarged head portion (12) having a diameter (D), which is at least 9.5mm, and preferably at least 10mm, or possibly greater. The screw (11) has a ...  
WO/1999/031395A1
The screw to fix the distance of covering plates in a substructure is provided with two shank sections (9, 10) having threaded areas (11, 12) with different diameters. A stop-like section is formed below the screw head (14) and in a tran...  
WO/1999/023326A1
A gutter fastener (10) having a first shank portion (14) with a head (12a) integrally formed on one end and a second shank portion (16) integrally formed with the opposite end. The first shank portion has a length (L1) substantially equa...  
WO/1999/006719A1
The invention relates to a retaining screw produced by cold rolling, having a self tapping thread and designed to be screwed for example into thermoplastic material. Said screw has a virtually end-to-end cylindrical thread as well as thr...  
WO/1999/006715A2
The invention pertains to a screw produced by cold rolling, designed to be screwed into plastic material, and having a self tapping thread, the fillets (3) of which are formed, in a sectional view, like a knife blade. The fillet flank su...  
WO/1999/005421A1
A threaded fastener (1) is disclosed for anchoring into a substrate comprising a core portion (2) having at least one helical continuous thread provided along a substantial portion of the length of the core, in which the helical thread h...  
WO/1999/005420A1
A hybrid screw (S, S'') comprises a flared head (10, 10''), a cylindrical stem (12, 12'') and a distal pointed section (14, 14'') with the flared head (10, 10'') defining a cruciform opening (16, 16''). The cylindrical stem (12) defines ...  
WO/1999/000221A1
A screwdriver (10) for driving collated screws (16) including a slide body (20) coupled to a housing (18) for reciprocal displacement in a cycle including a retraction stroke and an extension stoke, a lever (48) pivotably mounted to the ...  
WO/1998/056998A1
The invention relates to a connection between two wooden construction parts (2 and 3). According to the invention, a joint plate (4) is introduced, the base part (5) of said joint plate (4) being connected to the wooden construction part...  
WO/1998/051933A1
A fastener (20) is described having a body comprising a substantially parallel portion (12) with a head (13) at one end and a tapered portion (14) leading to a point (15) at the other end, and a helical formation (21) providing an edge (...  
WO/1998/050706A1
The invention relates to a screw, comprising a shaft (2) and a head, said head being provided with a means (6) of engaging a tool. The shaft has a thread (4) and is provided with a boring part (5) at its free end. The height (LK) of the ...  
WO1998031959A3  
WO/1998/046891A1
Disclosed is a drilling and threading fastening, in particular a screw (1) comprised of a threaded rod (3) and a drilling tip (4) to bore a pilot hole for the threaded rod (2). The drilling tip (4) is designed as a multi-diameter drill c...  
WO/1998/044268A1
The invention concerns a wood screws with cut-out thread, characterised in that the thread (2) comprises a cut (6) on at least part of the screw length. Preferably, these cut-out parts form four helical cut-out lines (8) around the screw...  
WO/1998/042989A1
The invention concerns a screw (1) provided with a shank (3), a head (2) and a boring part (5). The shank (3) has a thread (4). The head (2) comprises a collar (6) disposed at an axial spacing (B) from the support face (12), a section (7...  
WO/1998/031959A2
The invention involves primarily a novel self-thread-forming plug and fastener (10, 110, 210, 310, 410, 510, 610, 710) for sealing and forming internal threads (30, 130, 230, 330, 430, 530, 634, 730) in an opening (20) in a workpiece (P)...  
WO/1998/027345A1
The invention concerns a screw (1) for the mutual securing of two components (2 and 3), a shank (4) with a thread (6), a non-threaded shank section (7) and a screw head (5) being provided. The end region (8) of the thread (6) facing the ...  
WO/1998/019071A1
A screw for fastening metal sections (10) onto a base (11), comprising a shank (2) with a threaded section (5) and an engaging section (3) enabling a screw-in device to be arranged. The section of the shank which is connected to the enga...  
WO/1998/011354A1
A fastener system capable of clamping a workpiece that provides for enhanced distribution of the internal forces that are generated in the components as a result of the assembly of the system. The fastener system includes an externally t...  
WO/1998/004842A1
A thread-forming screw, in particular a concrete screw, has a cylindrical core with a longitudinal centre line and a thread designed in a single piece with the core and provided in the area of its outer circumference with cutting notches...  
WO/1998/003799A1
A combination screw and clearance drill (10) is provided that in one mode of operation is able to drill a pilot hole for the screw threads (15) through a top piece of material and then screw into a lower piece of material, thus enabling ...  
WO/1997/044590A1
An improved relief screw (18) is provided for installing a wallboard panel (12) to a stud (14), which consists of a flat head (20) made of an inverted rectilinear slant height frustrum portion (22) and a straight thin cylindrical portion...  
WO/1997/039248A1
A screw for securing sections on a substructure has a shaft (2) with a boring section (4) and a threaded section (5), as well as a screw head (3). The section (6) of the shaft (2) adjacent to the screw head (3) is conically tapered towar...  
WO/1997/026460A1
The distance screw proposed has a first threaded section (1) desinged to be screwed into a substrate, a head section (3) designed to be screwed into a construction element, a shaft section (2) located between the head section and the fir...  
WO/1997/022811A1
A fastener having a shank portion (11), at least part of the shank portion being provided with a screw thread (14), an head portion (12) at one end of the shank portion and a tip portion (13) at the other end of the shank portion wherein...  
WO/1997/012152A1
A fastener (10) comprising a shaft (28) and a head (36). The shaft is provided with an enlarged shaft portion (30).  
WO/1996/038676A1
The invention relates to a countersunk head screw with an even number of ribs with countersinking blades on the underside of the screw head and projecting therefrom. Every other rib has a step at its end towards the screw shaft formed by...  
WO/1996/022472A1
A screw, particularly a wood screw which has a threaded cylindric stem (10, 110) merging, over an inversely frustoconical part (16, 116) with an enlarged diameter cylindric portion (20, 120) which is integral with an underside of a large...  
WO/1996/019675A1
A hole-shaping and thread-forming screw (1) has a non-cutting hole-shaping end section (2) that ends in a point, a shaft section (4) provided with a thread and an engagement section (5) with a tool. The tapering end section (2) of the sc...  

Matches 401 - 450 out of 3,362