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WO/2003/069170A1 |
Aself locking fastener (30) including a blind bore (12) sized to recieve a male threaded component, the male threaded component engaging or forming a complementary thread on at least part of inner surface of the blind bore (12), at least...
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WO/2003/062650A1 |
A drive socket (20) for a male threaded fastener (26) includes three rounded lobes (22) of equal radius which are located equidistant from the center of the fastener and 120° apart from each other. The drive socket also includes three f...
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WO/2003/060332A2 |
Permanently-placeable, non-removable fasterners (10, 12), removable fasteners (12’) inserter heads (14, 52, 64), insertion tools (110, 124, 132) and related methods of insertion are disclosed.
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WO/2003/054398A1 |
A security screw fastener, e.g. a nut or bolt having a head (3) around which is a curved exterior surface (5) which is at least partially conical or dome-shaped on which several left-handed and right-handed grooves (12, 13) are formed wh...
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WO/2003/051557A1 |
A method and fastener for fastening one or more apertured members (48) to an apertured workpiece (52), an aperture (50) of the or each member (48) being aligned with an aperture (54) in the workpiece (52), the method comprising the steps...
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WO/2003/035992A1 |
A joining arrangement having at least one engaging member (3, 49), a screw threaded shaft (2) passing through the engaging member at least one nut (7) threadably engaging the shaft, a gear member (9), a pivot locator (14) on the engaging...
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WO/2003/031832A1 |
The present invention provides a fastener whose torque-receiving circumference is either circular or polygonal with more than twelve angles. In order to manipulate such a fastener, a wrench and a socket for a socket wrench have a housing...
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WO/2003/025403A2 |
The screw has two or three non-circular super-imposed recesses. The depth of each recess is less than 1.2 mm and there is a less than 1° of draw in each recess. The screw head recess is formed using a punch (10) in a cold-heading proces...
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WO2003002880B1 |
A combination of a screw with a screwdriver bit capable of effectively preventing the cam-out event of the screwdriver bit by improving the formation of a groove part in the cross groove of the screw so as to prevent the screw from being...
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WO/2003/014578A2 |
The present invention is directed to a deck screw (10) intended for use with composite lumber, although it can be used with other wood products, such as pressure treated lumber. The deck screw of the present invention may be provided wit...
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WO/2002/097286A1 |
A screw member capable of being reduced in size and weight. A pair of side wall surfaces (18) of each of six torque transmitting parts (16) lie on lines passing through the center line(O) in a sectional shape perpendicular to the center ...
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WO/2002/090056A2 |
The present invention relates to an arrangement (1) for a nut (2), which exhibits an internal (3) thread (4) and which has arranged on its outside (5) radially (6) projecting raised parts (7) in the form of gripping devices so arranged a...
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WO/2002/079656A1 |
A screw with a seal, preferably intended for a tight fastening of objects so as to prevent precipitation water and atmospheric humidity from penetrating beside the screw, preferably for fastening roofings, consists of a shank (1), a head...
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WO/2002/075167A1 |
The invention provides a fastener (10) comprising a shank (11) which terminates in a head formation (12) at one end thereof, the head formation having an outer engagement profile (13) which is adapted to be engaged by drive means to rota...
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WO/2002/021002A1 |
The drywall screw (10) includes an elongated shaft (14) about an axis, a screw head (18) at one end. The screw head has a recess having upper (22) and lower (24) portions. The upper portion is comprised of an upwardly flared thin-walled ...
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WO/2002/012737A1 |
The invention relates to a dowel (1) for lightweight building materials which comprises on its outer surface a self-cutting thread (3) and at its tip a cutting edge (2) with which it can be screwed into a gypsum plaster board. At the end...
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WO2000045057A9 |
A high torque wrenching system having a wrench (20) with asymmetrical torque transmission capability. The wrench includes a plurality of protuberances (32) and a plurality of recesses (50) around a central axis (A). The fastener (30) als...
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WO/2001/081775A1 |
The invention relates to a screw with a countersunk head (1), consisting of a screw head (1) and attached thereto a screw shank (2) comprising a threaded section (5) at its end, said screw head (1) being configured as a countersunk head....
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WO/2001/079708A2 |
Apparatus and method for forming a pin (13) and nut (24) fastener assembly for temporarily or permanently securing two panels (11, 12) having conventional drilled generally aligned holes into which the pin is inserted. Weight of the pin ...
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WO/2001/077538A1 |
Fastener (1) having a driving head (2) which includes at least two superimposed non-circular recesses (3, 4, 5) for receiving the bit of a driver (7) with which driver a torque can be applied to operate the fastener (1), characterised in...
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WO/2001/071204A1 |
Attachment equipment (10) for releasably attaching a wheel nut against unauthorised removal to a wheel drum comprises a fastener in the form of a wheel stud engageable fastening stub (12) and a fastener manipulating member in the form of...
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WO/2001/065124A1 |
Objects are fixed on a building wall (1) that is provided with an insulating material (2) by boring a dowel-hole in the wall and inserting a conventional dowel (4) so far that the outer end of the dowel is flush with the outside of the i...
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WO2001004499B1 |
A blind bolt (10) for securing a plurality of workpieces (46, 56) at a desired clamping force includes a pin (12) having an elongated shank (22) terminating at one end in an enlarged pin head (20) and a generally elongated tubular sleeve...
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WO/2001/049459A1 |
A driver bit or wrench and screw combination wherein the arrangement of the front end of a driver bit or wrench tip edge is improved to make it possible to effectively prevent the come-out phenomenon of said bit or wrench and the arrange...
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WO/2001/050028A1 |
A combination of a screw and a screw driver bit and a header punch for its manufacture capable of effectively preventing a come-out phenomenon of the screw driver bit by improving the structure of a groove part in a cross groove of a scr...
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WO/2001/027479A1 |
System comprising a screw and a tool (6) therefor, in which the screw has a screw head (1) with a slot (2), the slot (2) having a first recess (3) with an approximately straight-walled cross section, and the tool being provided with an e...
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WO/2001/025643A1 |
The invention concerns an anchoring screw comprising a screw body (1), which is formed with threads over at least a portion of its extension, a screw head (2) securely fastened at one end of the screw body, and an expandable retention el...
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WO/2001/009527A1 |
An anti-theft device for mounting an object to a base, said device comprising a nut or a bolt and a key, said nut or bolt comprising a rotatable member having a screw threaded portion (1a) inter-engageable with a threaded portion on the ...
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WO/2001/007793A1 |
A tamper resistant fastener, which can only be rotated with a specific key, is described. The fastener includes a head for rotation about a vertical axis. The head is provided with the least two cutouts (24) in the head of the fastener s...
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WO/2001/004501A1 |
The present invention relates generally to a security screw (1) having a threaded shank portion (2) and head portion (3). The head portion (3) is characterised by having a circular profile with a cylindrical peripheral wall (4) and a smo...
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WO/2000/071301A1 |
The invention relates to a profile of a screwdriver engagement opening located on a screw and to an accompanying engagement profile of a screwdriver which has a negative shape that essentially corresponds to the shape of the engagement o...
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WO/2000/064638A1 |
An improved fastener system includes a threaded pin (12) and a tool (16). The pin contains a recess (39) in a threaded end (36) of the pin for receiving the tool, thus holding the pin against rotation during application of a nut (14) on ...
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WO/2000/063062A1 |
A retention bolt includes a body (11) having a shank (12) that defines an axis (9) of the body (11), the shank (12) is threaded (14) at one end and has a head (20) at the other end. The head (20) includes an engagement portion (22) adapt...
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WO/2000/058056A1 |
Disclosed is an asymmetrical fastening system comprising (1) a fastener having asymmetrical loosening surfaces and tightening surfaces formed in a single fastening periphery, and (2) a wrench comprising asymmetrical loosening surfaces an...
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WO/2000/037811A1 |
The invention relates to a screw device, an assembly for theft-proofing vehicle wheels, and a motor vehicle with theft-proofed vehicle wheels. The screw device (1) comprises a screw (2) having a head (5) and a threaded portion (6) intend...
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WO/2000/020766A1 |
The screw (10) has a shank (14) and a head (18) with a ring-shaped lower side (19) adjacent to the shank (14) and an upper side (21) opposite thereto. The upper side (21) is interrupted by pairs of diametrically opposed slotted sections ...
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WO/2000/015966A1 |
The invention relates to an improved structure of a multi-angle nut and its driving or unscrewing tool characterized in that the outer diameter of the nut and the inner diameter of the driving or unscrewing tool are longitudinally gradua...
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WO/1999/062727A2 |
A fastener (10, 10', 10'', 10''', 10a, 10b, 10c) comprising an elongated body (25, 25', 25a, 25b, 120) having a longitudinal axis and an outer surface and first and second (30, 85) ends, a separate seating configuration (41, 41') on the ...
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WO/1999/057446A1 |
The invention relates to a method and a device for producing and checking screwed connections that can be preferably used in assembly processes in industrial production, in workshop operations or for monitoring purposes in plant engineer...
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WO/1999/052680A1 |
A high torque wrenching system is provided having a wrench with asymmetrical torque transmission capability. The wrench includes a plurality of protuberances and a plurality of recesses around a central axis. The fastener also includes a...
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WO/1999/047821A1 |
New system for holding and tightening screws, comprising a screw head with a mortise hole (1) which is bevelled in the screw axis and is provided with a plurality of lugs (2) and corresponding circular sections (3), a tip (4) of a screw-...
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WO/1999/047820A1 |
Assembly of screw and screwdriver which are mutually self-gripping and comprising a screw head having slits separated by means of four similar teeth so that the point of a screwdriver in conformity with said slits can be introduced there...
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WO/1999/043472A1 |
A screwdriver bit (50) fitted to a screw wherein generally vertical end wall parts of a specified depth are formed in the bit fitting grooves of a screw head part at the end edge parts, a generally flat bottom part is formed directing fr...
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WO/1999/030046A1 |
A screw with a polygonal hole (30) formed with a polygonal hole (32) disposed in the center of a screw head (30a) and comprising a vertical wall (33) with a preset depth, and with a cone base oriented from the lower edge of the vertical ...
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WO/1999/027261A2 |
A high-torque fastener (24) having a threaded shaft (26) and a star-shaped head (40) is disclosed. The high-torque fastener (24) is made of a resorbable or other non-magnetic material. A mating driver (22) snugly fits around the star-sha...
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WO/1999/023389A1 |
A spiral drive system for threaded fasteners (10) includes driver-engageable surfaces on the head end (16) of the fastener (10) in which at least some of the driver-engageable surfaces are defined by a spiral segment (8) configured to ma...
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WO/1999/019636A1 |
A device for locking bicycle components to the bicycle frame (20) comprises a threaded bolt (12) with a corresponding nut (28) having a rotatable casing (34) surrounding the outer surface thereof and a key (40) for engaging the nut (10)....
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WO/1999/018361A1 |
Recessed head fasteners (10) are provided with a configuration by which the force applied by the blades of the driver (12) to the recessed wings is applied at the radially outer regions of the wings (16). The wings (16) of the fastener r...
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WO/1999/017908A1 |
A screwdriving tool to drive a screw into a surface, said tool including a converging screw engagement end (10) which has a formation (24) to engage a screw, said formation also forming part of a countersinking means (12) formed on the r...
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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 ...
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