Matches 1 - 50 out of 255 1 2 3 4 5 6 >
Match Document Document Title
7606285 Chuck device for electrical discharge machine  
A chuck device for electrical discharge machine includes a mold fixed to the machine and a connector connected to the discharge head. The connector has a connection rod having a neck and the...
7597155 Tool fitting, adapter and system with a tool fitting and an adapter  
A tool fitting that is provided to accommodate a rotary hammer bit and/or a chisel bit ( 10 ) and an adapter ( 12 ). The tool fitting has centering elements ( 14, 16 ) for at least reducing the...
7565854 Tool retaining device for power tool  
A tool retaining device includes a tool stem having a compartment for receiving a tool member, and one or more apertures and one or more openings for receiving one or more detent and one or more...
7469909 Chuck for receiving tools operated by rotating around the axis thereof  
A chuck for receiving tools ( 1 ) that are operated by rotating around the axis thereof, particularly screwdriver bits, and having an insertion section ( 3 ) which is provided with a receiving...
7448302 Adapter coupling device  
An adapter coupling device includes an adapter wrapped byan outer sleeve and biased by a large spring. The adapter has a polygonal recess in the upper portion, a circular recess under the polygonal...
7435042 Flexible and extendable drill bit assembly  
A flexible, extendable extension assembly used to create extended length holes and holes through inaccessible areas in walls and framing. The extension assembly including a flexible rod having...
7387479 Quick-release tool holder for rotary tools  
An apparatus for changing cutting tool bits rapidly on milling machines, lathes, drills and other types of rotary power tools includes a first portion that is attached to the rotary power tool and...
7387054 Screw driving device  
A screw driving device is provided which can counter-sink a screw at angles off of normal from a workpiece. The device includes a shank held in contact with a screw bit to drive the tip when a...
7309195 Shank for a rotary and/or percussive tool  
A shank for a rotary and percussive tool has a locking groove ( 3 ) arranged between two guided regions ( 1 a , 1 b ) and axially closed at its opposite ends for receiving at least one radially...
7296804 Hand-held instrument holder for surgical use  
A surgical instrument holder has a shank having a coupling end, a handle attached to an opposite end of the shank, a coupling device, and a locking mechanism. The coupling end has an interface...
7287449 Screwdriver with removable rod  
Screwing tool ( 1 ) having a grip ( 2 ) and a shank ( 3 ), which is received removably in a cavity ( 4 ) open toward an end of the grip ( 2 ) and which at its free end has an actuating portion ( 5...
7282017 Tool-switching device  
Tool-switching device for a machine for measuring coordinates wherein the tool is fastened on the tool-carrier and held by the action of elements exerting an axial force. The locking force is taken...
7214010 Tool bit holder and hand power tool  
A tool bit holder for a hand power tool has a tool bit holder body has a receiving bore for a tool bit shaft of a tool bit insert with at least one recess, a locking body snappable into place with...
7195247 Tool joint  
A joint is disclosed for connecting a handle with various bits. The joint includes an insert fit in the handle, a socket connected with the insert for receiving the bits, a first locking device...
7175185 Bit holder  
A bit holder comprises a shank, a sleeve placed over the shank, and an adjusting sleeve coupled to the sleeve. The shank has a combination part for incorporating with a hand tool, a C-shaped...
7175184 Collect tool holder and method of making same  
A tool holder for a tool with a recess having detent disposed therein for holding the tool axially, and having a sleeve telescoped over a collet which has flexible fingers and with the sleeve and...
7121774 Clamping device for hexagon bits  
A clamping device has a hexagon receptacle for receiving hexagon bits inserted in an axial direction of the hexagon receptacle. A radially movable locking element is provided for engaging a locking...
7097398 Multi-functional bit & connect-disconnect coupling used therewith  
A tool employs a connect-disconnect coupling for a power drill to hold a multi-functional bit having at its one end a drill element adapted to form a hole and a countersink and at its other end a...
7086313 Screwdriver connector  
In one aspect, the present invention provides screwdriver connectors that each include (a) a body defining (1) a first end defining a first opening and a second opening; (2) a first cavity that...
7063332 Chuck for tools, especially screwdriver bits  
A chuck ( 1 ) for tools, especially screwdriver bits with a polygonal section ( 2 ), has a polygonal cavity (3) for the insertion of the polygonal section ( 2 ). A wall ( 4 ) of the polygonal...
7052022 Chuck for pneumatic hammer  
A chuck for a pneumatic hammer including an insert and a pin engaged with the insert and one or more other components of the chuck, such as, for example, the nosepiece. The pin is configured to...
6988734 Rotating machine, approximately in the form of a hand drill, a percussion drill, a drill hammer or a battery screwdriver  
The invention relates to a tool-receiving element, the tool-clamping device thereof being directly integrated into the rotating machine. A multiple-edge longitudinal recess ( 21,121,221 ),...
6971651 Device for sealing a space  
In a multi-chamber device a chamber with lubricant is sealed off on a rotationally drivable component from a second chamber at a peg of a power tool, by at least one seal sliding at a contact face,...
6966730 Shank installation structure and cutters  
A shank attaching structure with as less axial free movement as possible and of a simplified construction, a cutter for use with the shank attaching structure, and a cutter for use with the shank...
6966562 Multiple mode chuck  
A multi-mode quick-release chuck assembly is adapted for receiving tool bits having varying shank cross-sectional-sizes. The chuck assembly includes a hub having a longitudinal hub bore for...
6953196 Non-inflation adapter for prompt engagement with a shank of a screw driver and a handle  
An adapter for prompt engagement a shank of screw driver with a handle includes a tubular adapter connected with a handle, a polygonal central bore having a reduced bottom, a concaved front outer...
6935637 Workpiece connector for a power tool  
A connector ( 20 ) having an assembly ( 28 ) adapted to releasably receive an end ( 33 ) of a workpiece ( 22 ).
6874791 Chuck apparatus  
A chuck apparatus is provided for holding a tool bit. The tool bit includes a drill, two blades, another working head and an annular groove defined therein. The chuck apparatus includes a socket, a...
6854740 Tool mounting for a hand machine tool  
The tool mount has a body ( 12 ) with means for housing a tool with grooves, whereby the body ( 12 ) is equipped with a damping mechanism ( 14, 16, 18, 20 ) with which the tool can be clamped in...
6820700 Chuck for a percussion tool  
A chuck for a rotary-percussion power tool ( 2 ) and including a working tool guide ( 3 ) for receiving a shank ( 5 ) of a working tool, at least one locking member ( 4 ) for limiting an axial...
6786685 Power tool having a quick-release chuck assembly  
A tool comprising a housing having a handle and a distal end wherein the distal end includes a spindle capable of receiving a bit and defining an axis of rotation. The tool further comprises a...
6761361 Drill and drive apparatus with improved tool holder  
A drill and drive apparatus includes a tube assembly which defines a tool chamber. The apparatus further includes a tool holder which is configured to be at least partially received in the tool...
6755424 Quick-Change tool attachment system for a reciprocating power unit  
A mounting arrangement for securing a functional tool to a power unit having a reciprocating output. The mounting arrangement includes an adapter that is engageable with a clamp-type mounting...
6755423 Tool coupling device for changeable tool members  
A tool coupling device includes a stem having a front channel for receiving ends of tool members, and having a lateral orifice communicating with the channel of the stem for receiving a ball. The...
6725548 Keyless blade clamp mechanism  
A reciprocating saw comprising a reciprocatable spindle having an end adapted to receive a saw blade, and a blade clamp mechanism connected to the spindle and adapted to attach the saw blade to the...
6719619 Quick coupler for mounting a rotational disk  
A quick coupler for mounting a rotational disk which enables the rotational disk to be quick connect to or disconnect from a pad conditioner disk holder is disclosed. The quick coupler consists of...
6695321 Quick-connect mechanism  
A holder having a quick-connect mechanism actuated by inserting a single- or double-ended tool bit, the tool bit engaging means to force deflection of retaining means, where the retaining means...
6688611 Removable chuck  
A removable chuck has a chuck member for holding a drill bit. Also, a mechanism is coupled with the chuck body to retain the chuck body to a drill spindle. The retention mechanism, in a first...
6651990 Tool holder  
A tool holder, for mounting a bit formed with a groove onto a power tool, includes a tool-holding tool, an engagement member, and a resilient member. The tool-holding tube defines a bit insertion...
6623220 Quick change mandrel assembly for use with a hole saw and a pilot drill bit  
A mandrel assembly is usable with a hole saw and a drill bit. The mandrel assembly includes a body having a shank portion and an adapter receiving portion. The adapter receiving portion defines an...
6616149 Quick-release chuck having compact collar  
The quick-release chuck for a rotary power tool is provided for holding a tool bit. The chuck includes a barrel having an axial bore to receive the tool bit and an axially movable sleeve operable...
6612039 Blade mounting devices  
A tool-less blade clamps ( 10, 50 ) may include a rod ( 2, 52 ) having a slot ( 2 a , 2 c , 52 c ) and a guide slot ( 2 b , 52 b ) formed substantially perpendicularly to the slot ( 2 a , 2 c , 52...
6561523 Automatic tool-bit holder  
A tool-bit holder for receiving a tool-bit that automatically captures the tool-bit as it is inserted into the holder with a quick release mechanism to prevent axial withdrawal of the tool-bit from...
6554292 Drill chuck for smooth- and hex-shank bits  
A drill chuck has a body formed with an axially forwardly open tool recess and holding a plurality of tool-gripping jaws. A socket formed with an axially forwardly open polygonal-section seat is...
6554290 Tool structure for clamping a tool head quickly  
A tool structure includes a tool having a rotation shaft formed with a central hole for insertion of the distal end of a tool. The rotation shaft is provided with a cover, and has an outer wall...
6551037 Removable chuck  
A removable chuck has a chuck member for holding a drill bit. Also, a mechanism is coupled with the chuck body to retain the chuck body to a drill spindle. The retention mechanism, in a first...
6550786 Removable chuck  
A removable chuck has a chuck member for holding a drill bit. Also, a mechanism is coupled with the chuck body to retain the chuck body to a drill spindle. The retention mechanism, in a first...
6543959 Two-way quick connector  
A two-way quick connector for connecting a power drill to a working tool having a working end and a shank end having a circumferential groove. The connector having a drive shaft with a...
6536782 Quick-release drill chuck  
A chuck has a body centered on an axis and formed with a rearwardly open bore adapted to fit with a drive spindle. Respective jaws are displaceable in angled guides of the body and a ring rotatable...
6536780 Hand power tool  
A hand power tool has a tool holder with a base body; a drive part; at least one locking body for connecting the base body of the tool holder with the drive part; a securing body which radially...
Matches 1 - 50 out of 255 1 2 3 4 5 6 >