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WO/2001/098034A1 |
A control method for a screw tightener having an electric motor as a rotation drive source wherein the motor generate a pulse-like output torque. The actual torque TQ is measured at a specified time interval. If it does not exceeds the m...
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WO/2001/096052A1 |
A connector (20) having an assembly (28) adapted to releasably receive an end (33) of a workpiece (22).
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WO/2001/094077A1 |
A screwdriver (10) comprising a shank (12) having a working end, abutment means (14) on said shank (12), an elongate member (16) which is slidably mounted on said shank (12) and comprises a screw receiving portion (20), a spring retainin...
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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...
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WO/2001/085399A1 |
The invention relates to a machine tool, especially a hand machine tool, comprising a drive motor (12), which is located in a housing (10), and at least one regulating device (14, 16) by which means at least one characteristic value of t...
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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...
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WO/2001/081046A1 |
In many devices the pressure between gripping faces and gripped faces related to the torsional load applied to turn the gripped object. In these devices the grip can be made to relax automatically as the load is removed. The invention re...
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WO/2001/070465A1 |
A connection mechanism of a socket wrench for the anvil of a driving tool such as impact wrench not affected by a centrifugal force due to high speed rotation and the weight of a socket itself, wherein a stepped through-hole having a sma...
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WO/2001/071302A1 |
A bit adopter for torque detector allowing a torque measuring operation without requiring a skill and capable of providing a high safety and simple structure, wherein one end part of a grooved shaft (14) having a locking part (14a) engag...
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WO/2001/066310A2 |
This bit is installed in a counter-clockwise-rotating drill. The bit has an axis and a tip end (14) with a point of about 140°. There are multiple scraping surfaces (20) on the bit, each facing conter-clockwise into a longitudinal reces...
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WO/2001/066287A2 |
A tool holder (212) includes a socket (220) and a retaining mechanism (216) coupled to the socket (220) and operable in a retaining mode and a released mode. The socket includes a forward end with an opening (222) extending rearwardly fr...
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WO/2001/062445A1 |
An apparatus for telescopically extending the shaft length of a tool including a handle (12) with a circular or noncircular hollow core shaft (14) with at least one longitudinal extension channel, a circular or noncircular hollow shank w...
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WO/2001/058628A1 |
An hand-held power tool (10) having a housing (12) and an open top tray (30) attached thereto is disclosed. The open top tray (30) is oriented generally perpendicular to a handle axis for carrying small magnetic objects therein. Addition...
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WO/2001/056748A1 |
The invention relates to a magazine for a screwdriver. Said magazine is provided with an adapted magazine strip (1) and is used to store screws (3) which can be successively inserted into and extracted from the objects provided. The maga...
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WO/2001/056144A1 |
An electronic controller for an electric hand tool for use in screwing and drilling is disclosed, which comprises a phase shift controller, or a pulse width modulator. The electronic controller is operated by the control element of the t...
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WO/2001/053707A1 |
The invention relates to a connecting element in the form of a screw, nut, or disc for a screw connection, comprising on its bearing surface at least one projecting section (11) and at least one surface (17) extending radially beyond sai...
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WO/2001/051232A1 |
A power tool (20) is provided which includes a motor assembly (22) having a rotatable motor shaft mechanism (26), and a motor control (52) coupled to the motor assembly (22) and operable between a normal off condition de-energizing the m...
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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/2001/047670A1 |
A drive tool (20a, 20b) having an upper portion (22a) which is engageable with a drive source (24) and a lower portion (26a) engageable with a fastener (28). The drive tool includes an axial load assist mechanism configured to urge the l...
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WO/2001/047669A1 |
A method and a device and system in which a torque applied to a bolt, screw or other fastener in a screw threaded joint using a pulse driven torque wrench is estimated. The pulse driven torque wrench is arranged with means for sensing to...
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WO/2001/045905A1 |
A ratchet wrench (10) having the opening (20, 22) in the head (14) formed from the top with the pawl (30) being disposed adjacent to the gear (24) within the opening. A retaining plate (48) is disposed over the gear and pawl in the openi...
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WO/2001/044776A1 |
An impact tool control method and apparatus (200) and an impact tool (100) housing the same. Pulses of torque applied to a fastener by impact tool are measured. The duration and magnitude of the torque pulse are subtracted from a torque ...
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WO/2001/039930A1 |
The tightening instrument is made up of two parts (2, 4) joined to each other by means which are designed to automatically uncouple the said two parts (2, 4) by shearing rupture of a pin (8) when a predetermined tightening torque is reac...
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WO1999006172A9 |
A taper lock arrangement comprising a generally rectangular male part and a female part having a generally rectangular opening therein for receiving the male part in an insertion direction. The opening has at least one pair of interior s...
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WO1999062675B1 |
The invention relates to a method for driving an electric screwing device during which a control device supplies electric current in the form of pulse signals to an electric motor. In addition, the motor generates a torque which turns a ...
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WO/2001/028743A1 |
A composite insulating breaker bar (10) includes an elongated shaft (11) formed of pultruded glass/polyester material, having a reduced end (12) adhesively secured in an axial bore in a plastic handle (14), and a working end (13) adhesiv...
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WO/2001/023145A1 |
The invention concerns a tool (1) comprising a head (4) having at least two engaging surfaces (10) for driving the screwing member by its at least partially matching shape and means (5) driving the head in rotation. The head globally beh...
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WO/2001/021965A1 |
The invention relates to a method for operating a screwing device for producing a defined screw joint (13, 15), by which means at least two parts (11, 12) are pressed against each other with a predetermined clamping force. The method com...
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WO/2001/021358A1 |
The invention relates to a screwing device for transmitting a torque to a screw (21) by means of a rotating screwing tool. At least one sensor (9) for detecting the acoustic emissions produced during the screwing process and generating a...
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WO/2001/021360A1 |
The invention relates to a tool set which has a screw driver handle with a chuck for inserting screwing tool inserts equipped with standard polygonal shank segments and retaining the same by interlocking; and screwing tool inserts equipp...
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WO/2001/019571A1 |
Torque-limiting device for surgical use, comprising: a rotatable housing (24); a base unit (3) engaged within the first end of said housing (24), and having an input stem (4) for engagement with a rotary device; an output shaft (13) exte...
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WO/2001/014103A1 |
An insulating hand tool (10) has an elongated shank (15) injection molded of a high-strength, electrically insulating material, such as glass-reinforced nylon, and a handle (11) formed of an electrically insulating material. The handle (...
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WO/2001/014089A1 |
A power drivable chuck (30) includes a body (72) which is formed with a shank-receiving opening (34) having a triangular cross section. The opening (34) is formed to receive a hexagonal shank (38) and triangular shanks (44 and 52).
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WO/2001/014104A1 |
The invention relates to a spanner for screws or nuts with a flat base body (1) that serves as a handle and with at least one recess (3). Ring-shaped or partially ring-shaped jaws (4) are formed on the edge of said recess. The distance (...
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WO/2001/013383A1 |
A high energy magnetizer/demagnetizer (26) on a non-operative portion of a tool holder (20) includes a magnetizer/demagnetizer body (22) on the non-operative portion of the tool holder (20) and defining a mounting axis. At least one perm...
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WO/2001/010602A1 |
An audible torque wrench (10) including a head (12) having a tool connecting part. A handle (14) is operatively attached to the head in order to cause rotation thereof. A grip (16) is pivotably attached at one of its ends to the handle. ...
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WO/2001/010601A1 |
A reversible ratchet wrench utilizing two pawls (40, 40') that mesh with teeth (10, 10') inside a housing. The design allows for engagement of all the teeth on a pawl with all the teeth in the housing. Both a round head reversible ratche...
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WO/2001/008851A1 |
The invention relates to a tool for inserting a threaded part (1) into an area which is difficult to access, comprising a fixing head (2) which receives the threaded part and holds it so that it cannot be twisted and which can be connect...
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WO/2001/009526A1 |
The invention relates to a screw magazine which includes a form-stiff framework (1) having a front side (4) and a back side (5) between which a plurality of mutually spaced-apart bores (10) extend, each one of which is delimited by an en...
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WO/2001/007211A1 |
The screw head (12) or nut (22) has an axis (16) and at least one pair of parallel spanner surfaces (18) onto which the spanner (26) and the jaw (28) thereof can be slid (26) perpendicular to the axis and on which it can be held, accordi...
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WO/2001/001880A1 |
Dental tool comprising a handle (1), which handle is equipped with an extended recess (3) in its hold, a working part (2) adapted to be inserted and held in the handle (1), the recess (3) being straight and essentially elliptic or in the...
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WO/2000/078508A2 |
A valve adjusting and injector preload tool (20) is provided for an internal combustion engine having a valve opening member with a male threaded member operatively and adjustably contacting the valve. The tool includes a first member en...
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WO/2000/071303A2 |
The present invention relates to an impulse wrench for use in conjunction with a fastener engaging tool and a power supply to selectively rotate threaded fasteners. An impulse receiving portion of an output spindle and the impulse delive...
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WO/2000/071302A1 |
A hydraulic wrench (1) comprises a portable case (2) for housing and transporting a hydraulic gearcase (3) adapted to deliver a predetermined flow rate of a suitable liquid under pressure, a manually operable screwing tool (4), hydraulic...
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WO/2000/071299A2 |
The invention concerns a motorised screwdriver with an automatic system for loading screws or bolts, enabling to save time when working with screws or bolts. It consists of a barrel/guide with a magazine (20). The barrel/guide is automat...
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WO/2000/071287A1 |
The tool (180) comprises a shank (182), a tool formation (186) on an outer end of the shank (182), and a spline formation (184) at an inner end of the shank (182). In some embodiments the shank (182) also has a polygonal formation (188) ...
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WO/2000/069599A1 |
The invention is a retaining device to secure a socket to an anvil of a pneumatic air gun. The retaining device (10) comprises an O-ring (20), a projection (30) extending inwardly from the O-ring, and a metal insert (40) at a far end of ...
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WO/2000/069598A1 |
The invention relates to an arrangement (100) for a torque-limiting screwdriver (101) comprising a handle component (102) and a body component (103) with a screwdriver tool capable of attachment therein, together with a rotation-limiting...
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WO/2000/068529A1 |
The invention relates to a device for screwing in fastening elements, especially for fastening insulating material on flat roofs and sawtooth roofs, by means of screws that are stored in bulk in a magazine and that are inserted in a plas...
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WO/2000/066329A1 |
A holder (100', 100'', 100''', 100?IV¿) having a quick-connect mechanism actuated by inserting a single- or double-ended tool bit (300, 300', 300'', 300''', 300?IV¿, 300?V¿), the tool bit engaging means to force deflection of retainin...
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