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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/1999/011436A1 |
The invention relates to a force transmission structure (5) especially for a screwing wrench with multiple corners. Said invention is configured for an inner multiple cornered mating profile especially for a screw with a six-cornered inn...
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WO/1998/051450A2 |
The invention relates to a tool system that can be coupled to the drive shaft of a lathe. Said system comprises a tool holding fixture (10, 100, 110, 120) which can be connected to the lathe, and a tool (40, 50, 64, 71, 90) which is (10,...
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WO/1998/051897A2 |
Apparatus for cordless operation of blinds and shades (10). A pair of actuators (14, 15) are in spiral engagement with a spiral wand (13) coupled to a rail mechanism (11) from which the blinds or shades (10) depend. Each actuator (14, 15...
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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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WO/1998/046806A2 |
The invention relates to a method based on superfinishing for coating elongated metal blanks. Said blanks have at least two axially aligned sections with varying cross-sections, wherein particles of a hard substance protruding from the s...
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WO/1998/038011A1 |
The invention relates to a screwdriver tool comprising a directionally changeable free-running lock, wherein clamping members (3) are arranged between a driving section (1) and a driven section (2). When relative displacement occurs from...
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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/1998/032569A1 |
The invention relates to a screwdriver unit (1) for screwdriver inserts (11) with an attachment area (12) and a functional area (13), which offers improved, possibly automated, handling of the screwdriver inserts (11), has an expandable ...
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WO/1998/031507A1 |
An adaptor (20) to mate with a hand tool (46) such as a folding multipurpose tool to make use of the multipurpose tool as a handle to turn tool bits of various sizes, such as screwdrivers or small socket wrenches. The adaptor (20) includ...
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WO/1998/024597A1 |
The invention relates to a screwdriver or screwdriver attachment (S) comprising one input and one output end (1 and 2) and a shank (4) located in between the two. The output end has at least three, preferably four, ribs (7) which radiate...
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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/1997/044163A1 |
The invention relates to a storage device (1) for screwdriver bits (13) or the like and a chuck (20) therefor in a compartment, in which the screwdriver bits (13) with their clamping shafts inserted in pockets and the chuck (20) having a...
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WO/1997/030824A1 |
A portable tool assembly (10) has a flat carrying case (12). The case has a groove along an edge side (26) to snap-fit an allen wrench (18) in place and an opposite edge side (24) to snap-fit tool bits (14 and 16) in place. Counterbores ...
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WO/1997/029887A1 |
A folding hand tool set having a one-piece, completely integral, plastic handle and a plurality of hand tools rotatably mounted thereto. The one-piece, completely integral, plastic handle is preferably constructed from a fiber reinforced...
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WO/1997/024991A1 |
A driver (100) for use in orthopaedic surgery or the like having a generally elongate housing (102) adapted for single-handed gripping operation. The driver includes engagement means (104) associated with the housing for releasably engag...
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WO/1997/017172A1 |
A multifunction tool using interchangeable bits (12) and comprising a bit holder (21) secured to the end of an extension (22) that is inseparable from the tool and slidable within a body (1), with means (8, 10) for locking the cylindrica...
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WO/1997/002927A1 |
In order to prevent the "cam-out" effect when turning screws using a motor-operated screwing tool, it is proposed that the outer edges (5) of the driving ridges (3) of a screwdriver bit should be shortened in such a way that they lie on ...
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WO/1996/041702A1 |
The invention relates to an angled screwdriver with a two-armed transverse handle (6) forming a handle arm (7) surrounding the shorter arm (3), the apical extension of which forms a pressure arm (8) projecting beyond the apex (S). Said t...
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WO/1996/035552A1 |
This invention relates to a universal drive for a wrench assembly (10) having an open polygonal type drive ring. The universal drive includes a housing having a polygonal outer surface (22) for driving engagement with the drive ring and ...
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WO/1996/032508A1 |
The invention concerns a screwdriver, screwdriver bit or similar device with a tip having radially disposed shaped-section engagement surfaces produced preferably by machining or forming, the surface layer forming the working surface bei...
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WO/1996/030167A1 |
The invention concerns a screwdriver with a metal shaft which has, at one end, an appropriately shaped blade and is fitted, at the other end, in an injection-moulded plastic handle (5) which has a core (9) made of hard plastic. In order ...
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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/1996/004105A1 |
A generally cylindrical shaped tool handle (1) holds multiple sizes of tools (3). The handle (1) includes one or more holding slots (4) each positioned on one of multiple surface faces into which hexagonal tools (3) are inserted and held...
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WO/1995/029041A1 |
Tightening tool comprising a driving part (4) forming the grip of the tool handle and a driven part (5) which includes a blade holder and the complementary distal part of the handle. The driving part and driven part have, in a first posi...
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WO/1995/026858A1 |
A dynamometric wrench comprises a handle part (1) and an elongated torsion body (2) which at a first end (3) is co-rotatively connected with the handle part (1) and at the opposite end (4) has means for connecting the torsion body (2) wi...
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WO/1995/020727A1 |
Figure 1 shows the terminal portion of screwdriver blade having stepped portions of successively smaller dimension towards its tip for use with any of a range of screws with different dimensions where the largest of the screws will have ...
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WO/1995/020470A1 |
The present invention relates to the field of insert bits (10) for use with powered screwdrivers. The formed bits (10) may be treated to have a desired microstructure by either an austempering process or by the three step heating, quench...
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WO/1995/017280A1 |
A screwdriver includes an elongated shaft (12) including a first engagement surface (58), and a handle (10) including a second engagement surface (36) opposing the first surface (58). The handle (10) receives the shaft (12) and allows li...
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WO/1995/001243A1 |
A lightweight self-insulating composite hand tool (10) having a tool shank (16) of electrically insulative material molded about a tip shank (14B) of a tool tip (14), having a working end (14C) on the tip shank (14B). A mechanical interl...
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WO/1994/026472A1 |
The multiple screwdriver comprises a flattened metal body (1) provided with a plurality of radial arms (2) terminated by two heads (3) which are different either by their size appropriate to various screw sizes or by their actuation syst...
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WO/1994/017961A1 |
A fastening system comprises a driving tool (12) formed with a rectangular-shaped bit (18), and a fastener (10) such as a screw (10) whose head (36) is formed with a recess (46) defining a central slot (48) and four spaced undercuts (50A...
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WO/1994/014576A1 |
The invention concerns a tool with structured working surfaces which transmit torque when applied to a work piece, in particular a screwdriver bit. In order to create a tool with a working surface that is optimally suited to its purpose,...
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WO/1994/014575A1 |
The invention relates to a tool, especially a torque transmission tool like a screwdriver or screwdriver insert with a shaft and a working region. In order to be able advantageously to absorb torque peaks with such a tool, in the shaft t...
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WO/1994/013436A1 |
A hand tool for tightening or loosening screw elements such as bolts consists of an elbow pipe (24) in which a displaceable and rotatable flexible shaft (26) is mounted. A handle (30) is attached to the rear end of the shaft in order to ...
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WO/1994/009281A1 |
A screwdriver (10) and screw (62) may be used in combination or with conventional screws and screwdrivers. The screwdriver has a head (15) with forward and rearward faces (20, 22). Curved driving surfaces (30, 32, 34, 36) on the faces ex...
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WO/1993/009633A1 |
In a television receiver, especially with differing image formats, it is desirable to make the image width continuously adjustable after the manner of a zoom effect. It is the purpose of the invention to provide a simple circuit for cont...
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WO/1992/021888A1 |
The present invention relates to compressible screw-type locking mechanism including an oversized locking screw (12) and a tool for compressing and rotatively driving the oversized locking screw (12) is a head portion (12a) and extending...
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WO/1992/020494A1 |
A hand tool for screwing or unscrewing screws or bolt with hex-heads consists of an elbow pipe (10) with a flexible shaft (18) rotatably mounted therein. At one end the shaft is fixed to a handle (10) which is rotatable in one pipe end a...
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WO/1992/015257A1 |
An implant (20) comprising a specially adapted bone screw having a threaded shank portion (22) and a sleeve (42) which mates with and operates in cooperation with the threaded shank portion (22) is provided. Also provided is a driver (60...
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WO/1991/012115A1 |
The screwdriver has a diametral ridge (14) and a cruciform elevation (20) which projects above the latter. The elevation (20) is formed by a longitudinal ridge (16) which prolongs the diametral ridge (14) and a transverse ridge (18) perp...
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WO/1991/001855A1 |
A color coding system primarily for implements, including tools, instruments or other hand-manipulated devices, whereby individual colors (21, 31, 41, 51) are applied to tools of a series having diverse sizes, such diversity of size foll...
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WO/1991/001201A1 |
A composition including binder and friction particles mixed together in predetermined proportions. The composition is used to aid in the removal of headed fasteners, and to control impacting bodies. The composition may also be used in pl...
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WO/1990/010524A1 |
In a hand held multiple bit object implement (10) having a handle (12) with a central longitudinal axis (28), a bit selector cup (14) rotatably mounted at an end of said handle to rotate about said central axis, a plurality of bits (30) ...
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WO/1990/008267A1 |
Amongst turnable objects, screws, bolts and nuts are provided in one of their operational portions with different types of notches of common use which are associated with those of one of the operational portions of their respective tools...
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WO/1990/007402A1 |
A screwdriver (10) is disclosed as having a drive end (12), a shank (14), and a blade (16) rotatable about a central axis A and having a tip construction that facilitates driving without reducing strength. The screwdriver blade (16) has ...
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WO/1990/004498A1 |
Screw-driver blade or screw-driver bit with a long-wearing working point. The blade or bit is made of tough steel with a hardness degree between 45 and 60 on the Rockwell C scale, whereby the working point is coated with a 1.5 to 5.0 mum...
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WO/1990/001399A1 |
Polygonal wrench with a gripping part bounded by a groove (3), whereby the gripping part can be adapted to the required tightening moment by varying the height of the gripping part and the degree of inclination of upper part (2) depends ...
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WO/1989/008536A1 |
A screwdriver bit (1) comprises a terminal drive end region (11) which can be inserted in a chuck (13) of a machine, an intermediate section (10), and a drive region (screwdriver tip section) (9) preferably for recessed-head screws. To f...
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WO/1989/008790A1 |
A cap screw has an essentially cylindrical, cup-shaped socket head (5) intended for an internal drive with axial, diametrically opposite driving ribs (8, 9) projecting inward from the wall (7). A central, axial centering pin (13) provide...
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