Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 251 - 300 out of 2,908

Document Document Title
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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,...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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) ...  
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...  
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 ...  
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...  
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 ...  
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...  
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...  
WO/1989/003282A1
The tool (1) described enables the user to perform a variety of screwing operations at any time without having to carry around a large set of tools. To permit a large number of interchangeable bits (2), for example (6), to be used rapidl...  
WO/1989/001584A1
Apparatus for maintenance of the moveable pipe sleeves (52), bearing surface and seals of a ball valve. The apparatus comprises a bonnet (7) designed to be secured to and form a tight connection with a valve flange (53) and fastened to t...  
WO/1988/009708A1
A tool comprises essentially a head (25) provided with a slot (37) in which is fixed a drive lug (23) with two pins (35). The latter (35) have cutting edges (33) for making a hole (17). When the tool is rotated, the screw (13) is driven ...  
WO/1988/004221A1
A hand-held multiple tool device for conveniently storing and selectively presenting a multiplicity of tools (14) pivotally connected to a tray (10), the tools (14) having a use and a storage position with respect to the tray (10). A cov...  
WO/1987/006173A1
An adapter for connecting a tool bit (9) to a drive device (13) which is provided with a chuck (12) and which is intended for rotating the tool bit forms a unit which is separate in relation to the drive device (13) and which is adapted ...  
WO/1986/004853A1
Power assisted wrenching tool (10) for the attachment of fasteners (42, 34) in loose and interference fit applications, and particularly for use with frangible fasteners (34). The improvement comprises a readily removable key (36) which ...  
WO/1985/004568A1
A fastener (20, 50), particularly for orthopedic use, structurally adapted to be driven into a member somewhat like a nail and to be secured therein by rotating the fastener through a predetermined angular displacement to secure threads ...  
WO/1984/004481A1
An improved high torque fastener (10) of the type having a screw head (14) with a generally bow-tie shaped driving slot (16) formed with undercut side walls (24) and an arcuately concave bottom wall (26) for reception of an arcuately con...  
WO/1983/003288A1
A bi-directional spring clutch having a cylindrical input element (2) mounted on a cylindrical output element (6), with a wrap spring (15) disposed between them. A control element (11), in the form of a cylinder, is rotatably mounted on ...  
WO/1982/000967A1
A rotary hand tool, such as a screwdriver comprises a handle (1) formed with a socket to receive a tool bit carrying shaft (7) with some limited axial movement. A spring (6) urges the shaft forwardly of the handle, but yields under manua...  
WO/1981/001386A1
The screwdriver comprises at the end of its rod a moving device (1); the rectangular blade is arranged close to the rod (6) and is rotated by a rotation motion of the handle (3). Said device (1) is, preferably, a helicoid pinion gear (1a...  
JP2014524364A  
JP2014151374A  
JP5536163B2  
JP5497957B1  
JP5497649B2  
JP2014507610A  
JP5425615B2  
JP5419733B2  
JP2014014887A
To provide a plus screw driver capable of securely fitting to screws having different groove sizes to improve fastening and loosening operation.The plus screw driver 1 includes a large-diameter fitting part 4 and a small-diameter fitting...  
JP2014000622A
To provide a small ratchet part that is superior in handleability to be formed in a small type, returns to an original hexagonal shaft replacing type driver when unnecessary, and is formed as a ratchet driver by adding the ratchet functi...  
JP3187855U  
JP2013540595A  

Matches 251 - 300 out of 2,908