Matches 1 - 50 out of 208 1 2 3 4 5 >


Match Document Document Title
8172490 Junction between two components of a rotating tool system  
A junction between two components of a tool system, that rotates about an axis of rotation, includes a conical seat, on the first component, coaxial to the axis of rotation and which is defined by...
8075229 Multi-speed drill and chuck assembly  
A chuck assembly configured to provide a shorter longitudinal profile. The chuck assembly includes a chuck body with a support bearing mounted to a rear portion of the chuck body and mounted to a...
8057134 Chuck assembly  
A chuck assembly configured to provide a shorter longitudinal profile. The chuck assembly includes a chuck body with a support bearing mounted to a rear portion of the chuck body and mounted to a...
8029216 Chuck and article having mating features to prevent axial slippage  
A chuck and an article are configured such that the article is releasably secured in the chuck. One of the chuck and article is provided with a crest and the other with a trough. When the article...
8016523 Irregular-shank tools and drivers therefor  
A tool has a distal operative portion and a proximal shank with a mounting portion, for mounting the tool in a holder. A substantial portion of the mounting portion has a cross-sectional shape with...
7976253 Locking chuck  
A chuck for use with a manual or powered driver having a housing and a rotatable drive shaft extending therefrom is provided. The chuck includes a generally cylindrical body member having a nose...
7972093 One-way clutch and a clamping structure for a handled tool using the same  
The present invention discloses a one-way clutch capable of eliminating the phenomenon of “teeth scraping”, comprising: ratchet member, pawl seat, pawl member, control outer sleeve and control mem...
7896589 Cutter for engagement with an arbor  
A cutter is for driven engagement with a driving device of an arbor. The cutter includes a shank portion having a central axis and extends along the central axis between a first end and a second...
7896590 Cutter for engagement with an arbor  
A cutter is for driven engagement with an arbor having one of an extending member and a pair of set screws. The cutter includes a shank portion having a central axis and a cutting portion extending...
7832965 Drill  
A drill has a housing formed with an outlet hole, a fan expelling an air stream from the outlet hole, a drive spindle projecting from the housing adjacent the outlet and centered on and rotatable...
7824137 Universal quick connect system for a hole saw  
The invention is directed at a quick connect mechanism for mounting a hole saw to a tool comprising a hole saw; a mandrel having a first end for mounting to the hole saw and a second end for...
7766585 Irregular-shank tools and drivers therefor  
A tool (1) has a distal operative portion and a proximal shank (2) with a mounting portion (3), for mounting the tool in a holder (10). A substantial portion of the mounting portion has a...
7731458 Clamping element for tool holders  
The invention concerns a clamping element of a coupling device for releasably but axially and rotationally fixing tool components for dry machining (MMS technology) and for wet machining. The...
7726917 Power drill  
A drill chuck has a chuck body having a forwardly open large-diameter threaded bore centered on an axis and a rearwardly open bore also centered on the axis and of small diameter. A power-unit...
7722300 Chuck with internal geared tightening mechanism  
An internally geared chuck that can generate sufficient torque to ensure adequate jaw gripping or jaw releasing force regardless of whether it is used in a keyless or key enabled chuck version. The...
7699566 Tool chuck with sleeve and clutch mechanism  
A tool chuck may include a chuck body defining a longitudinal axis. A sleeve may be mounted on the chuck body and axially fixed relative to the chuck body. A clutch part may be provided on the...
7690871 Locking chuck  
A chuck for use with a manual or powered driver having a housing and a rotatable drive shaft extending therefrom is provided. The chuck includes a generally cylindrical body member having a nose...
7658574 Three position selector for automated chuck  
A automated chuck is provided with at least three user selectable operating modes, thereby enabling different functions to be performed during tightening and loosening of the chuck. In one...
7654779 Power tool  
A power tool includes a tool bit, a tool holder, a bit holding member, a bit mounting hole, a through hole, an outside opening, a bit mounting hole side opening, an engaging member, a cylindrical...
7651303 Conduit reamer tool element  
A conduit reamer for a cutting tool includes a generally cylindrical body having a longitudinal axis and a blade coupled to the generally cylindrical body. The blade includes a first blade portion...
7648315 Cutter holder  
A lock body in a locked state is inserted radially inward of an outer surface. A stopper body in a contact state holds the lock body in an unlocked state. The stopper body in a non-contact state is...
7628571 Tool chucking apparatus  
A tool chucking apparatus includes a fastening member, a collet, a holding member and an extension member. The fastening member has a first housing space to hold the collet. The collet has pawl...
7581907 Clamping structure for a handled tool  
A clamping structure for a handled tool including: (1) a chuck body, provided with gear teeth, ratchet and guiding holes, (2) a plurality of grippers, mounted in the guiding holes of the chuck body...
7568866 Cutting tool  
The present invention relates to tools with replaceable tips and, more particularly, to arrangements for securing replaceable tips to tip holders. The tool includes a tip including a working end, a...
7563061 Self-centering drill bit chuck  
A chuck has a generally cylindrical body member having a nose section and a tail section. The tail section is configured to mate with the drive shaft so that the body rotates with the drive shaft....
7503734 Drill chuck actuator  
A drill is provided with a chuck that has an actuator device that is mounted to the housing of the drill and is spaced from the chuck so that a user can activate the chuck between a “chuck m...
7494304 Tool holder with removable handle  
A tool holder comprises an elongated body having a first end portion for receiving a handle and a second end portion with an adjustable tool retaining mechanism for holding a tool, an elongated...
7481608 Rotatable chuck  
A chuck is provided with a body, a plurality of jaws and an adjustment ring. The adjustment ring is threadably engaged with the jaws. When the adjustment ring is rotated in one direction, the jaws...
7381018 Tool chuck  
The invention relates to a tool holder 1 for a rotating tool, especially a drilling head and/or milling head, comprising a drive shaft 4 that can be connected to a drive motor and a collet chuck 2...
7334970 Fast change bit holder device  
A method and apparatus for forming apertures and inserting fasteners in a workpiece is disclosed. One embodiment relates generally to a bit holder device for forming apertures and inserting...
7316529 Router bit system  
A router bit system includes a bit (or bits) and a bit holding assembly for attaching the bit to the drive shaft of a router without the use of additional hand tools. The bit holding assembly,...
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 (1a, 1b) 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...
7284936 Tool bit and collet assembly and method  
A tool bit and collet assembly, and method of assembling, wherein there is a collar for holding the collet in the radially inward position to thereby hold the tool bit. Camming surfaces are between...
7217230 Apparatus for detecting position of drawbar in automatic tool change device  
Disclosed is an apparatus for detecting a position of a drawbar unit installed in a spindle unit. The apparatus is a part of an automatic tool exchange device for exchanging tools in the spindle...
7217072 Tool holder for a tool, especially a boring, milling or rubbing tool, which can be rotated about a rotational axis  
A tool holder for a tool which can be rotated about an axis of rotation, in particular a drilling, milling or reaming tool, comprises a clamping shank which, in an end shank region (7), has an...
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...
7198439 Quick chuck  
A quick chuck for a hand power tool has an actuating element, at least one arresting element for receiving a clamping support force, a control device having at least one control unit for...
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...
7182558 Tool holder for a tool that can rotate about an axis of rotation  
A tool holder is disclosed for a boring, milling or reaming tool that can rotate about an axis of rotation. At the end of its clamping shank that is located on the side of the tool, the tool holder...
7165921 Collet chuck  
A holder for a collar having an axially forwardly directed shoulder and axially rearward thereof a radially outwardly directed centering surface has a drive sleeve fitted over the collar and a...
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...
7112019 Pneumatic spindle with means to direct the bearing air towards the tool-holding collet  
A spindle (1) in which the moving part (2) fixed to the tool-holding collet (3) is supported by one or more aerostatic bushes (4) on cushions of air generated by a jet of compressed air that...
7008151 Power driver having geared tool holder  
A power driver includes a motor and a spindle having a distal end thereof opposite the motor. The distal end has an axial bore formed therein. A gear assembly is disposed operatively between the...
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), especially...
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...
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 position...
6817813 Reversible cutter bit  
A cutter bit for use in combination with a rotary cutter, the cutter brick comprising a removal boss integrally formed on the cutter bit shank adjacent to cutter bit body to allow removal of the...
6796756 Clamping system for high speeds  
A clamping system includes a clamping device that is coaxially located in a receiving section and that extends into the hollow shaft of one piece when two pieces are joined. The clamping system...
Matches 1 - 50 out of 208 1 2 3 4 5 >