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Patent Searching and Data


Matches 151 - 200 out of 2,933

Document Document Title
WO/2005/017368A2
A magnetic screw-holding device is assembled close to the profile-tip (3,18) on the shank (2) of a hand-screwdriver (1) or screwdriver-insert with longshank. The device essentially consists of a sleeve (4, 17) made of non magnetic­condu...  
WO2004110201A9
A handle which is sized for gripping and for holding a drive tool wherein the drive-tool handle can be alternately positioned in the body of the handle for achieving varying amounts of torque. As assembly involving the handle and the dri...  
WO/2005/011921A1
An anvil adapted to be received within an impact wrench comprises a round body and a square head. The square head is formed at an end of the round body. A tapered ramp extends from the round body to the square head. A radius is formed in...  
WO/2004/110201A1
A handle which is sized for gripping and for holding a drive tool wherein the drive-tool handle can be alternately positioned in the body of the handle for achieving varying amounts of torque. As assembly involving the handle and the dri...  
WO/2004/106006A1
A tool (1) for inserting screwed, anchoring devices, with the tool being capable of being operated manually or automatically, comprises an elongated handle (12), a shaft (10) that extends between the ends of said handle with a tip end (1...  
WO/2004/106007A1
A screw holding and driving device (42) for a power drill (40) is characterized by a body (46), a guide tube (48) reciprocatingly retained by the body, a drive assembly (90) held by the body (46) and operatively coupled to the guide tube...  
WO2004011198B1
The invention relates to a screwdriver (1) comprising a handle (2) and a rod (3) which is arranged in a hole (4) on the front end face of the handle in such a way that it is removable and is provided with an actuating part (5) on the fre...  
WO/2004/096069A1
A surgical ratchet assembly (10) includes a handle (12), a driver (14), a ratcheting mechanism (16) and a locking mechanism (20). The driver is received within the handle in a rotatable relationship with respect thereto. The ratcheting m...  
WO/2004/082893A1
Disclosed is an insulated magnetic screwdriver, including a shank having a tip at an end or each end thereof and a peripheral groove formed around a central portion thereof so that the central portion of the shank has a diameter smaller ...  
WO/2004/072496A1
The inventive device consists of a screw (1) comprising an integrated screwdriver (2). The screw (1) has a screw shank (3) with a thread (4), a screw head (5) with a thread (8), and has a longitudinal axis (6). The screwdriver (2) is, vi...  
WO2004014609A3
A fastener (10) with a reduced gear affect. The fastener of the present invention comprises a handle assembly (12) having an end (26) and an opening (28) wherein a shaft assembly (22) is positioned within the opening and extending from t...  
WO/2004/065802A1
A screw driver bit (12) and mating screw socket (18) have mating curved side walls (26, 20). The socket includes inner side walls (20) facing inward and the bit includes outer side walls (26) facing outward. The socket and the bit may bo...  
WO/2004/065803A1
A screw allowing a torque transmission efficiency to be increased with a simple shape, preventing the fitting and crimping capabilities of a screw driver bit from being lowered, and allowing head crack to be eliminated, the screw driver ...  
WO/2004/065067A1
A screw driver bit and a combination thereof with screws allowing the smooth fitting of the screw driver bit to a bit fitting groove, capable of surely preventing come-out trouble from occurring, capable of preventing a screw from being ...  
WO/2004/020681A1
The invention relates to the use of a hard metal alloy for parts which are subject particularly to torsion in addition to wear. Said hard metal alloy substantially contains tungsten carbide having an average grain size of less than 1.2 Â...  
WO/2004/018155A1
A torque transmission mechanism (1) comprises an outer body (10) defining a cavity (12) and an inner body (30) located at least partially inside the cavity and able to rotate therein. A plurality of rollers (22, 24, 26) located between t...  
WO2003002307A9
An interference fit screw driver (10) has a polygonal driving surface (12) to impart torque to a corresponding surface in a screw (20). The end of the polygonal driving surface has a frusto-conical shaped gripping means (14) which fits i...  
WO/2004/014609A2
A fastener (10) with a reduced gear affect. The fastener of the present invention comprises a handle assembly (12) having an end (26) and an opening (28) wherein a shaft assembly (22) is positioned within the opening and extending from t...  
WO/2004/011198A1
The invention relates to a screwdriver (1) comprising a handle (2) and a rod (3) which is arranged in a hole (4) on the front end face of the handle in such a way that it is removable and is provided with an actuating part (5) on the fre...  
WO/2004/005731A1
A screw (10) has a threaded shank (12) and a head (14). The head has a recess (18) that comprises three lobes (18a, b, c). Each lobe is separated by a curved drive flange (20a, b, c). A driver (100) has a drive tip (114) that fits the re...  
WO/2003/100272A1
The slope angle (&agr ) of the arcuate portion (32) of a fitting projection (20) is larger than the slope angle (β) of the arcuate portion (26) of a recess (16), and the axial intermediate portion of the fitting projection (20) is engag...  
WO/2003/086713A1
A screw holding screwdriver bit capable of effectively preventing a come-out from occurring by improving the structure of the blade parts thereof, capable of being manufactured in a simple structure at a low cost, and capable of remarkab...  
WO2003053635A3
The present invention, which improves the rate of the completion of a communication line setting work by installing several communication line setting work hand tool components into one conventional hand tool contemporary for providing a...  
WO/2003/076815A1
A tamperproof screw to which a conventional general screwdriver cannot couple so that screw tightening is prevented reliably, a screwdriver bit that can be simply and quickly coupled to the screw and can reliably prevent a come-out pheno...  
WO/2003/072309A1
A fastener (13) is described having a head (15) formed with a recess (30) which accommodates a square head driver, symmetrical drivers, such as PHILLIPSTM STYLE DRIVER, asymmetrical style cross head drivers, such as POZIDRIVTM style driv...  
WO/2003/059577A1
A wrench head member (20) has an attachment extension which allows the user to attach the wrench head member to a handle. The extension is a collar (28) extending from the side of the wrench head member and having one or two holes extend...  
WO/2003/053635A2
The present invention, which improves the rate of the completion of a communication line setting work by installing several communication line setting work hand tool components into one conventional hand tool contemporary for providing a...  
WO/2003/018263A1
The invention relates to a chuck (1) for tools, especially screwdriver bits, which comprises a polygonal section (2) with a polygonal recess (3) for the polygonal section (3) to be inserted. The wall (4) of said polygonal recess (3) is p...  
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...  
WO/2003/002307A1
An interference fit screw driver (10) has a polygonal driving surface (12) to impart torque to a corresponding surface in a screw (20). The end of the polygonal driving surface has a frusto-conical shaped gripping means (14) which fits i...  
WO/2003/002880A1
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 bei...  
WO/2002/085579A1
A screwdriver (10) with a bit storage member (14) rotatable about a slotted, apertured core (46). A magnet-tipped push rod (36) slides through the core (46). A magnetic lever arm (80) is pivotally coupled to the core (46) and biased towa...  
WO/2002/081133A1
A drill bit has a chuck engaging shank portion having a geometric cross-sectional shape; a plurality of projections formed on at least a part of at least one of said surfaces; said projections (a) varying in height across said surface, a...  
WO/2002/049792A1
A method for assembling or disassembling cutting inserts mounted in a rotary cutting tool assembly (20). The cutting tool assembly comprises a plurality of coaxially mounted cutters (22) on a common shaft (24) having an axis of rotation ...  
WO/2002/034438A2
The invention relates to sets comprising a drill for producing a drilled hole and a screw for screwing into the drilled hole, or into a plug fixed in the drilled hole. The screw comprises a screwhead with at least one recess. The drill c...  
WO2002014019A3
A two-ended screwdriver bit (10) sized and configured to fit and lock in chucks (100) that accept bits complying with American National Standards Institute specification ANSI B107.4-1982 for 1/4 inch hexagonal bits. The two-ended bit (10...  
WO/2002/014019A2
A two-ended screwdriver bit (10) sized and configured to fit and lock in chucks (100) that accept bits complying with American National Standards Institute specification ANSI B107.4-1982 for 1/4 inch hexagonal bits. The two-ended bit (10...  
WO/2002/009913A1
An electrically insulating hand tool (10) is comprised of a two-piece shaft formed by a tube (11) and a rod received by the tube, a handle (13) connected to the rod, an insert (14) received in an end of the tube opposite the rod, and a w...  
WO/2002/004174A1
The invention relates to a tool (30) which has more than one function. As a first function, the tool (30) is capable of activating a fastening element (40), either by direct physical contact or by remote activation. As a second function,...  
WO/2002/000396A1
The invention relates to a screw tool comprising a torque-inducing element (2) containing a cavity (4) in which a profiled body is rotationally fixed. The section of the profiled body protruding out of the cavity (4) forms the operating ...  
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...  
WO/2001/089769A1
The invention refers to the screwdriver shank with a detachable attachment that allows for easier tightening and loosening by application of a spanner.The shank (1) of the screwdriver with a detachable attachment (2), referred to in this...  
WO/2001/085043A1
The invention relates to a push-connection for the detachable connection of two bodies (1) and (2), whereby A) the first body (1) comprises M (M $m(G) 1) first connection sections (5.i), arranged coaxially around a central axis (4); B) t...  
WO/2001/074539A1
A stepless ratchet one way clutch mechanism as applied to an improved screwdriver tool is disclosed. A wheel (30) is rotationally fixed to a drive shaft (20). Two couplings (40) are rotatably mounted about the drive shaft (20) and extend...  
WO/2001/066312A1
The invention relates to a screwdriver inset having a drive component (14) and a front component (1) that is fixed thereto, is produced by pressing and subsequently sintering a hard metal powder mixture and is provided with a profiled pe...  
WO/2001/064401A1
The present invention is generally directed to a hand held tool (10) having a handle chassis (32) with a first end (36), a second end (38), and a bore (34) extending axially between the first and second ends. A sleeve (16, 20) having a f...  
WO/2001/064400A1
A rotary tool (10) is provided having a tool holder (16) including a socket (22) adapted to receive a reversible bit assembly (18). The bit assembly (18) having a storage cavity (44, 46) extending in each end. Each storage cavity (44, 46...  
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...  
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...  
WO/2001/043922A1
The invention relates to a hand tool, in particular in the form of a screwdriver or a file, comprising one or more working surfaces with a grooved profile. According to the invention, the grooves are formed by recesses which are created ...  

Matches 151 - 200 out of 2,933