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WO2000015966A8 |
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/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/2001/004499A2 |
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/2001/004501A1 |
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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WO1999062727A3 |
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/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/2000/045057A1 |
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/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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WO1999027261A3 |
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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WO1999017908A8 |
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/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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WO/1998/046397A1 |
A screwdriver blade construction has a tip (20). The tip (20) has a vertical wall (42-45) that is parallel to the blade's longitudinal axis and consequently parallel to the face of a screw groove. The opposite wall (32-35) of the tip (20...
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WO1998027344A3 |
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WO/1998/045131A1 |
A vehicle wheel securing means for securing a wheel to a vehicle including a lock-nut (40) and a key (36). The lock-nut (40) includes a threaded bore (50) adapated to engage a wheel stud of a vehicle axle and also includes a surface adap...
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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...
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WO/1998/038010A1 |
A fastener (10) with a recessed drive socket (13) and a driving tool (50) with a cooperable driving head (52). The socket (13) having a cylindrical interior wall (26) interrupted by a plurality of driving corners (20). The driver having ...
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WO/1998/027344A2 |
A lug nut is formed with a threaded bore (29) and a lug socket (25) for receipt of a square drive (27)for driving of the lug nut.
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WO/1998/017923A1 |
A driver bit and a header punch for manufacture of screws comprising a screw comprising substantially vertical end wall portions of predetermined depth formed on an end edge portion of a bit fitting groove on a screw head, non-planar bot...
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WO/1998/007995A1 |
A force application element for the transmission of a torque consists of at least two force application surfaces (4) for a tool (2) that are located in an axial hole (3) of a machine element. These force application surfaces (4) cooperat...
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WO/1997/039247A1 |
A clamp for a medical device such as an infusion pump has a plurality of orientations adapted to grip either substantially vertical or horizontal gripped members (16) and has an actuation knob (66) with extensible arms (70, 72) wherein t...
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WO/1997/037605A1 |
A threaded cap (10) for locking a knurled shank (20), for example, in a groove (32) provided in the head (31) of a screw implant (30) is disclosed. Said cap includes a guide and support finger (11) coaxial therewith, joined scallopings (...
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WO/1997/027812A1 |
The invention concerns a screw for insertion into a bone, in particular for securing plates which help to fix bone parts. The screw has a body comprising a threaded section and a head which adjoins the latter directly or indirectly and o...
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WO/1997/015762A1 |
A torque transmission member comprising a bolt (1) having arcuate outer surfaces (3) that circumscribe a square ('alpha'), and a socket wrench (2) having arcuate inner surfaces (4) that circumscribe a square ('beta'). When the socket wre...
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WO/1997/002435A1 |
A theft deterrent device for threaded fitting to a threaded member or threaded opening. The device comprises a first part (10) having a threaded portion (11) with a second part (14) rotatably mounted with the first part. The first part h...
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WO/1996/041960A1 |
Mounting bolts (24) for securing a first component, typically a vehicle door latch unit (10), to a second component, typically an interior structural member (18) of a vehicle door (20), are provided with a threaded stem (26) screwed thro...
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WO/1996/033050A1 |
This invention relates to a method and apparatus for fastening two members together with a theft resistant screw (1) having a head (3) with a top surface (18) free of any engageable indentations or protrusions, and a wrench (2) to drive ...
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WO/1996/027745A1 |
A threaded tubular fastener (10) having an elongated central through-bore (34) having engaging means (36) for engaging said through-bore with a rotary device having a rotary driver (20), a generally cylindrical body having an external su...
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WO/1996/025603A1 |
At least one of the two parts (1, 3) of a coupling comprises a profile section with four splines (5) having roughly radial edges (11). Four radially internal straight line segments (6) interconnect the splines and define a standard drivi...
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WO/1996/023141A1 |
A fitting tool for torque transmitting shafts having fitting portions, which can easily align the fitting portions when the shafts having the fitting portions are clamped or loosened by torque. The fitting tool for torque transmitting sh...
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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...
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