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WO/2013/120738A1 |
Described are a screw (10) and a connection produced therewith of a thin metal sheet forming a substructure (40) to a plastics component (30) having a through-bore (32) and having a seal (50) located between the substructure (40) and the...
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WO/2013/102453A1 |
The invention relates to a self-tapping screw (10) with a head (12) and an outer thread support (14). The core cross-section of the outer thread support (14) has the shape of a rounded n-sided polygon, n being a prime number > 3.
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WO/2013/083540A1 |
The invention relates to a screw, having a shank which is provided with a thread, produced from a material which is suitable for a strength-increasing thermal treatment and is resistant to corrosion, and to the use of a screw of this typ...
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WO/2013/080327A1 |
[Problem] To provide a tapping screw exhibiting high fastening strength to and resistance to withdrawal from resin moldings. [Solution] For this tapping screw (1), the intersection (P) of the root (10) with the clearance flank (8) of the...
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WO/2013/056802A1 |
The invention relates to a screw device (1) for fixing insulating panels together. The screw (1) is made in one piece from synthetic material and comprises a head (2) and a shank (3). The head (2) comprises a flat surface (4) for abutmen...
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WO/2013/055583A1 |
A fastener assembly is provided with a fastener and a washer. The fastener includes a low profile head coupled to a shaft, wherein the low profile head has an underside and an outwardly facing side opposite from the underside. The outwar...
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WO/2013/053352A1 |
The invention relates to a fixing arrangement (10) comprising a bifunctional screw (12). The bifunctional screw (12) is screwed directly into a bore (14) which has been previously provided with or without a curable compound and which is ...
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WO/2013/041107A1 |
Fastening of a corrugated sheet in a roof construction or wall construction A corrugated sheet in a roof construction or wall construction is fastened to an under- lying support structureby a screw (1) extending through the sheet and ext...
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WO/2013/007422A1 |
The invention relates to a gear shift unit (1) of a vehicle transmission, comprising a first transmission component (17) and a second transmission component (18), wherein the transmission components (17, 18) are firmly connected to one a...
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WO/2013/004682A1 |
The invention relates to a thread-forming screw, comprising a shaft (1.1) that is at least partially provided with a thread (2) and comprising a screw tip (1.2) at an end of the shaft (1.1), the shaft (1.1) having a thread-forming thread...
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WO/2012/163856A1 |
The present invention relates to a connecting arrangement for coupling a first and second region (9, 11; 109, 111; 209, 211) made of porous material, in particular concrete, having an anchor element (13; 113; 213) with a threaded portion...
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WO/2012/160619A1 |
[Problem] To provide a tapping screw exerting an excellent anti-loosening effect with regard to a workpiece formed from a soft material such as resins and aluminum alloys. [Solution] A tapping screw (1) having a shaft part (3) and a norm...
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WO/2012/158752A1 |
A fastener (10) configured to couple a first substrate to a second substrate may include a head (14), a shank (12), and a tip (20). The shank may have a generally constant diameter between the head and tip, and the shank may include an u...
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WO/2012/152237A1 |
The invention relates to a thread-forming composite anchor screw (10) for screwing directly into a bore (12) that is inserted into a solid anchoring substrate (13) and provided with a curable compound, wherein the screw (10) comprises a ...
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WO/2012/147207A1 |
[Problem] To provide a self-tapping screw ideal for fastening work made of a soft material such as a resin or aluminum alloy. [Solution] A self-tapping screw (1): that is equipped with normal screw crests (10) and a female thread-forming...
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WO/2012/146283A1 |
A method for fastening an object in a fiber-reinforced composite material (21), comprising the steps of arranging a hole (22) in the material (21) for receiving a device (10) having a body (11), an external thread (12) extending from sai...
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WO/2012/145623A1 |
A self-counterboring screw-threaded headed fastener, for the threaded insertion into an underlying fixed sup-port or substrate in order to fixedly secure a structural component, such as, for example, an insulated metal panel (IMP), to th...
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WO/2012/130826A1 |
A fastening anchor (6) for screwing into a borehole (3) in a brittle material (2) comprises a core (7), a cutting thread (12) which is formed in one piece with the core (7) and which extends along a cutting portion (As) and which serves ...
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WO/2012/131058A1 |
The invention relates to a coupling body (32) for coupling a trough-like female form (24), which creates a trough section of a bottom part of a shaft (12) to be produced from concrete, to a holding device (22), the coupling body (32) com...
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WO/2012/126825A1 |
A screw and a method for the manufacture thereof are proposed, wherein the screw tip (4) has a lateral recess (7). Said recess (7) extends from the front region of the screw shank into the conical screw tip (4). The axial extent of the r...
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WO/2012/098139A1 |
The invention relates to a particleboard screw containing multiple scraping ribs, which are evenly distributed along the circumference and which are formed in a uniform manner, in the cylindrical screw shaft region that directly adjoins ...
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WO/2012/095479A1 |
The invention relates to a self-boring and thread-forming screw containing a bore head (4) on the front end of the screw shaft (1) with two cutting edges (11) that run transversely to the longitudinal axis of the screw. The cutting edges...
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WO/2012/084385A1 |
The invention relates to a screw anchor (10) having a head (12), a shaft (14), and a thread (16) on the end of the shaft (14) facing away from the head, and a cutting spring (18) threaded onto the thread (16) at least in segments.
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WO/2012/084386A1 |
The invention relates to a method for producing a screw anchor (1) by means of the following steps: providing a blank made of Cq22Mn4, carbonitriding the blank, and quenching the blank. The invention further relates to a screw anchor, ch...
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WO/2012/051643A1 |
A screw fastener for fastening sheet material to a support, the screw fastener including a shank (3) having an elongate axis (2), a head (9) at one end of the shank, and a drilling tip (7, 7A) at an opposing end thereof, at least one sub...
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WO/2012/041606A1 |
What is described is a device for fastening equipment parts such as photovoltaic panels on a sandwich or single‑shell building envelope using a plurality of fastening elements (20, 20') in the form of bolts, which can be supported at l...
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WO/2012/034835A1 |
The invention relates to a screw (30) having a shaft (32) comprising a wooden thread (34) and to a connection of a component (10) to a substructure (20) made of cross-cut timber or brittle material, produced using said screw. The shaft (...
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WO/2012/025523A1 |
The invention relates to a fastening element, which can be designed as a blind rivet or a screw and is intended to be driven into a non-perforated workpiece. In the front region intended to be driven into the workpiece, said element cont...
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WO/2012/025529A1 |
The invention relates to a fastening element, which can be designed as a blind rivet or screw, and which can be driven into an unpunched workpiece. In the front region intended to be driven into the workpiece, said element contains a pun...
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WO/2012/025526A1 |
The invention relates to a fastening element which can be designed as a blind rivet or screw and is intended for driving into an unpunched workpiece. In the front region for driving into the workpiece said fastening element includes a cy...
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WO/2012/007368A1 |
A self-centring screw for screwing into a drilled hole in a hard material, in particular concrete, wherein the screw (1) comprises a cylindrical core (2) with an insertion end (3), an outer end (4) which lies opposite the latter, a core ...
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WO/2011/157860A1 |
A self-milling, self-tapping implant structured on the basis of a metal or ceramic body, comprising at least one attachment section for the incorporation of a dental part, and at least one milling section, made up of one or more milling ...
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WO/2011/154279A1 |
A self-tapping screw is described with a drilling part and a shaft (14) which is provided with a thread (12) and a core diameter (Dk). The drilling part has a drilling tip (20) which is arranged eccentrically in relation to a longitudina...
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WO/2011/153619A2 |
A screw fastener (1) having a head (H), threaded shank (S) with compound, divided threads (T) and tip end (P) has an upper thread surface extending at a substantially flat angle from a normal to a longitudinal axis (3) of the screw which...
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WO/2011/143733A1 |
A screw fastener (1) having a head (A), threaded shank (B) and tip end (C) has an upper thread surface(s) extending at an angle x of 0° - 3° from a normal to a longitudinal axis (3) of the screw and an apex angle β at the periphery of...
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WO/2011/133967A1 |
A reusable low cost drill bit element for operative, removable attachment to a turning implement for drilling anchor installation holes, particularly of at least ½" diameter, in drywall. The drill bit is comprised of a section to be eng...
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WO/2011/111023A1 |
The present invention relates to a thread-forming element, particularly for holes made in cold-deformable materials, comprising a cylindrical body (2) with a circular cross-section which has on at least part of its outer surface a helica...
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WO/2011/111288A1 |
Disclosed is a wood screw comprised of a wood screw main body and a truncated cone-shaped washer wherein the top of the head of the wood screw main body and the top of the washer can rotate substantially in the same plane, said washer be...
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WO/2011/103653A1 |
A self-countersinking, self-tapping screw has a head with a substantially flat underside that acts like a washer for bearing against a surface of a material into which the screw is inserted. On an underside of the head are one or more ma...
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WO/2011/103522A2 |
A building structure including a first building member and a second building member may be connected by a plurality of fasteners, each fastener having a head, a threaded portion having a through hardness of between HRB 70 and HRC 40, a t...
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WO/2011/088502A1 |
A joint (8, 6, 7A, 7C, 8A, 8B1 11 A, 9A, 9B, 9C) for connection of mutually adjacent structural members (11 A, 11 B), (11, 12), (12, 14), (11, 13), (11,11), (11, 12), characterized in that each structural member has a pair of opposed wal...
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WO/2011/083060A1 |
The invention relates to a screw having a polygonal cross section (4) and comprising a thread segment and a form section (7) adjacent to the thread section and extending to a front rounded screw end (8), optionally free of threads. The s...
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WO/2011/066985A1 |
A thread-forming screw for clamping two components is characterized in that the screw has two threaded sections (4, 5) with threads of different pitches, wherein the thread pitches of both threads adjoin each other in the joint.
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WO/2011/063138A1 |
A threaded fastener (100) includes a shank (104) having a first, threaded portion (102) and a hardened thread portion. The shank (104) includes a thread (112) extending outwardly from a shank body over a first length of the shank (104). ...
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WO/2011/056538A1 |
A self-drilling bolt and nut assembly includes a nut which has a window to permit visual inspection of the fastener thread upon engagement with the nut. The nut also includes a protective cap or receives a protective cap so that upon thr...
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WO/2011/053920A1 |
A fastener mountable to a rigid substrate such as a fiber cement panel and also mountable to the panel and an underlying support, such as a metal or wooden stud. The fastener may include a drilling portion (10) having a reaming portion f...
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WO/2011/047933A1 |
A drilling screw comprises, at the front end thereof facing away from the screw head, a drilling tip (7) with two drilling cutting edges (8). At an axial distance from the drilling cutting edges (8), the screw shank has a constriction (1...
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WO/2011/038447A1 |
A self-countersinking fastener for engagement with wood or similar composite material, said fastener including a penetrating shaft, and a tool engaging head; wherein said tool engaging head is substantially frusto-conical in overall shap...
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WO/2011/032259A1 |
A screw has a generally flat washer-like head. On an underside of the head are a plurality of cutters or cutting wedges arranged circumferentially around the shank of the screw. The cutters cut or carve off material when the screw is ins...
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WO/2011/023666A1 |
The invention relates to a self-tapping screw comprising a cylindrical shank (1) with a conical screw tip (2) which ends in a punctiform sharp tip. The screw thread (4) starts already in the screw tip (2), at a small distance from the pu...
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