Matches 1 - 50 out of 61 1 2 >
Match Document Document Title
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...
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...
6818005 Surgical, tubular-shafted instrument  
A surgical, tubular-shafted instrument comprises a shaft, an operating rod mounted for displacement in the shaft, a handle part for actuating the operating rod and a connector that detachably...
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...
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...
6640424 Device for holding a gripper for an electrical component on a fitting head  
The invention provides a gripper that is plugged onto a rotatable shaft with a flat locating groove in which the caps of locating spheres engage, these locating spheres being peripherally...
6637755 Chuck device for miniature tool bits  
A chuck device includes a socket, a ball, a first ring, an elastic element, a sleeve, a second ring and a spindle. The socket includes a first chamber defined therein. The first chamber includes a...
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...
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...
6530579 Wedging blade clamp for scroll saw  
A wedging clamp assembly is provided for retaining a saw blade. A housing defining a vertical cavity therein is included in the assembly. The cavity includes a top end and a bottom end tapered with...
6520509 Screw guide device with drill bit/screw bit and counter sink/drill stop means  
A holder for holding a tool bit having an elongated connector means with a first end and a second end. The elongated connector means has a central longitudinal hole, of a cross-section...
6517297 Chuck and assembly with bit  
A chuck 30,232 includes a pair of jaws 178,304,306 which are located within an axial opening 114,246 of a body 106,234 for receipt of a shank of a bit therein. A roller 186,238 is located...
6457916 Locking quick-change chuck assembly  
The invention is an improvement to a chuck assembly of the type having a chuck hub with a longitudinally extending bore therein the longitudinally extending bore having a closed end, an open end,...
6343901 Removable tool holder  
A rotary device has a releasable tool holder. A spindle with two ends has one end adapted to secure to a rotary device and the other includes a bore to receive a tool. A mechanism to retain and...
6325393 Chuck device for tools  
A chuck device for a tool of the type having a bit on an end thereof and a drill on the other end thereof includes a spindle with a stub formed on an end thereof, a tube including a first section...
6199872 Quick-release mechanism for screwdriver bits and the like  
A holder for holding a tool, having an elongated housing, including a longitudinal hole having a cross-section corresponding to the cross-section of a mounting portion of the tool bit. The housing...
6101726 Saw blade clamp  
A saw blade clamp (1) comprises a body (3) defining a channel (13) for a saw blade (11), a retaining member (17), biasing means (19) for continuously urging the retaining member (17) towards the...
5988957 Quick clamp  
A power tool with a quick release tool holder has a spindle with a central bore to receive a tool, a first aperture and second aperture extend into the central bore. A ball is in each of the first...
5989257 Redundant safety lock mechanism  
A surgical instrument has a motor which rotates a tubular shaft about an axis. The shaft drives an implement and has an aperture which contains a ball. When the implement is installed, the ball...
5947484 Quick-change chuck device  
A quick release chuck device has a body member defining an axially extending bore for receipt of a tool shank. At least a portion of the bore is defined by a plurality of radially compressible and...
5946810 Saber saw  
In a saber saw machine having a device for chucking the saw blade a locking device is provided which firmly holds a chucking tube relative to a reciprocating rod in the release position for the saw...
5464229 Quick release chuck device  
A quick-change chuck device has a body member having an internal recess defined therein. An inner sleeve member is fitted into this recess and is axially movable relative to the body member. The...
5398946 Chuck having one-step lock and release  
A chuck device having a one-step lock and release mechanism for conveniently coupling a power bit to a drill having a Jacobs-style chuck. The chuck device includes a body having a...
5354075 Keyless drill chuck  
A keyless drill chuck apparatus includes a tubular body having a longitudinal bore that includes first and second bore sections. The first bore section is of a smaller diameter and is closer to the...
5322302 Saw-blade fixation device  
The invention relates to a device for mounting a saw-blade provided with an opening to a carrier which is connected to a drive device to make a reciprocating movement, wherein the device comprises:...
5284069 Ball lock punch retainer  
An improved punch retainer is disclosed in which a backing plate extends over a relatively large surface area to dissipate force from a punch. A punch retainer body and the tacking plate are...
5267498 Fret-saw machine  
A fret-saw machine comprises a base unit having a table on which a workpiece to be cut is placed, a frame member disposed in the base unit and secured to the table, an arm member having one end...
4899626 Bolt or stud mounting and extracting tool  
The invention provides a bolt or stud mounting and extracting tool having a tool body with a stud receiving recess therein that includes a longitudinal axis which is parallel during operation with...
4781589 Clamping arrangement, especially for dental instruments  
A clamping arrangement, especially for the clamping or gripping engagement of dental implements, consisting of a receiving sleeve which is rotatably supported in a handpiece and is connected with a...
4726270 Stamping system  
A method and apparatus for a punch removal system in which the punch is pulled free of the retainer block without the removal of the stripper plate. The punch end is larger than the punch shank and...
4610564 Device for guiding and locking the coupling of a connector  
The device for guiding and locking the coupling of the connector includes a guidance column 3 having a locking notch 5 cooperating with a cylindrical roller 6 urged by a leaf spring 7 borne by a...
4601477 Sabre saw blade clamp  
A clamp for a reciprocatory tool blade is disclosed having a spring loaded roller constrained in an inclined blade accommodating cavity which so effectively forces the roller into clamping relation...
4573839 Mounting chuck for a drill having reversible tools therein  
A mounting chuck for attachment to a drill having a rotatable collar on a main chuck portion. The main chuck portion includes a cavity receiving therein a tool mount having a tool removably secured...
4299402 Blade holder for saber saw  
A holder for a blade of a saber saw unit, wherein the blade is of the type provided with a pair of opposed side marginal edges and a notch in at least one side marginal edge near the rear end of...
4287923 Screwing heads  
A power-driven screwing head for use with a hand held power drill comprises a shank which can be clamped in the chuck of the drill. A screwdriver bit held in the head and consisting of a shank part...
4209182 Bit retainer for screwdriver  
An axially movable sleeve is retained in a bore in the nose portion of a portable rotary tool housing. The sleeve is disposed around a spindle and holds captive a ball key disposed in the spindle...
4199160 Surgical drill chuck  
A quick release drill chuck for surgical and dental instruments, particularly high speed drills powered by rotary air motors, is disclosed. The chuck engages the shafts of drills or burs and is...
4174648 Punch retainer  
A punch and retainer assembly wherein the punch has a flattened surface at the upper end of the side wall thereof and a radially inwardly extending recess directly below the flattened side wall...
4067403 Wire driver handpiece  
Chuck for a gear reduction surgical rotary driver. There is provided for a controlled speed surgical driver an automatically releasable chuck for grasping tools of a very small diameter such as the...
3975032 Surgical wire driving assembly  
A wire driving assembly for use as a surgical instrument engages a wire in rotating driving relation through a retainer which includes a passageway therethrough for passage of the wire. Cooperating...
RE28662 Quick-change chuck with adjustable tool-holding socket  
A quick-change chuck with a hollow cylindrical shank and a tool-holding socket which is inserted into the shank and adapted to be very accurately adjusted by very simple means to different...
3806267 COUPLING APPARATUS  
Disclosed is coupling apparatus for fixedly attaching a first body to a second body, for instance, a control knob or a gear to a shaft, where it is necessary or desirable to have access to the...
3774928 CENTERING SPINDLE FOR TAKING UP TOOL SHAFTS  
Centering spindle comprises a working spindle, a takeup bore having a tool shaft receiving aperture in the working spindle, a bearing cage slidably disposed in the bore, the bore being in part...
3741573 TOOL HOLDER FOR A MACHINE TOOL OR THE LIKE  
A tool holder adapted for mounting on a machine, for removably retaining therein a tool having an elongated shank. The holder has gripping means for gripping the tool shank and securely holding it...
3707303 MEANS FOR SECURING AN INSERT TO A BASE PIECE  
Means for removably securing an insert element to a larger base piece. The invention as disclosed solves the problem of securing an insert element such as a punch to a larger base piece such as a...
3701538 COLLET ASSEMBLY  
A clamping mechanism for a collet type chuck which is movable longitudinally in the clamping mechanism from a work clamping position to a work releasing position and employing a plurality of ball...
3674281 TOOL CHUCK ASSEMBLY  
A tool chuck assembly to firmly retain the cylindrical stem of a tool wherein a plurality of ball elements are frictionally pressed against the stem by a wedge shaped sleeve, the sleeve being...
3552147 COMBINED OVERLOAD CLUTCH AND CHUCK  
3529842 QUICK RELEASE TOOL HOLDER  
Matches 1 - 50 out of 61 1 2 >