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7566061 |
Workpiece gripping apparatus
A workpiece gripping apparatus comprising a base, two centering jaws displaceably guided on the base so as to be movable toward and away from one another, and an actuator jaw displaceably guided on...
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7537218 |
Chuck jaw with adjustable tooth
A jaw for the chuck of a turning device such as a lathe generally comprises a base, a tooth adjustable relative to the base in the radial direction and a cam for adjusting the tooth position. The...
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7311312 |
Chuck drawing a work against the chuck-face
A chuck body is made up of axially movable plungers and jaws, in which the jaw has a master jaw body obliquely arranged with respect to an axis of the chuck body, the jaw also has a front face of...
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7284761 |
Bit stop for drill chuck
A tool bit stop located on an inner surface of a clamping jaw of a drill chuck. The tool bit stop is located a distance from a jaw gripping surface of the clamping jaw. The tool bit stop is adapted...
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7204493 |
Lathe chuck with stepped jaws
A chuck for mounting wheel castings having different diameters upon a wheel lathe for machining the casting to final shape is provided. The chuck includes stepped jaw inserts that cooperate with...
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7032287 |
Edge grip chuck
An actuated edge grip chuck includes tabs with raised portions that press against the side of a substrate as opposed clamping on the top or bottom surfaces. The edge grip chuck includes a...
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6880237 |
Work chucking/inserting apparatus and assembling unit
A work chucking/inserting device for chucking and inserting a work into an insertion hole (cylinder bore) in alignment with the hole, including three or more chuck fingers, the chuck fingers being...
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6746024 |
Chuck with angular compensation
The chuck comprises jaws which, in addition to their radial movement, can each swivel around an axis essentially parallel to the axis of the chuck, and where this axis glides in a radial slideway...
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6742786 |
Clamping jaw
A clamping jaw for a tool holder chuck, wherein the clamping chuck has two clamping jaws arranged spaced apart and diametrically opposite one another relative to an axis of rotation of the clamping...
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6679503 |
Chuck unit for machine tool
A chuck unit for a machine tool is capable of holding a workpiece installed on a spindle by workpiece holding members that move in a radial direction with respect to an axial center. Workpiece...
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6647841 |
Device for the end face driving of toothed workpieces
The device serves for the end face, angularly true driving of a pre-toothed workpiece ( 21 ) clamped between work centers by the rotating work spindle ( 3 ) of a tooth flank grinding machine. It...
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6648341 |
Chuck with helical jaw bite
A chuck for use with a manual or powered driver having a rotatable drive shaft includes a generally cylindrical body having a nose section and a tail section. The tail section is configured to...
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6612589 |
Holding device
A holding device includes a support frame; multiple pairs of holding fixtures mounted on the support frame; a holding fixture pulley attached to one holding fixture of each one pair of holding...
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6547258 |
Opening and closing chuck
A chuck body has a first surface for fixing to a support body and a second surface opposite to the first surface, and the second surface of the chuck body is provided with a pair of chuck members...
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6547259 |
Master and insert jaw system
The jaw assembly includes a master jaw and an insert jaw. An engagement surface on the master jaw provides a mounting surface for the insert jaw. The master jaw is contoured to provide a minimum of...
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6527281 |
Jaw for a jaw chuck
A clamping jaw for a jaw chuck comprises a base body of metal, wherein a hard metal clamping surface is fixed onto the base body. The clamping surface is formed of a plurality of hard metal...
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6499746 |
Lever-action chuck
A chuck has a chuck body adapted to be rotated about a chuck axis and formed with a plurality of axially forwardly open passages each having a pair of angularly confronting side faces, respective...
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6491305 |
Chuck and gripping claws for chuck
A chuck comprises: a chuck body attached to a spindle of a machine tool; master jaws attached to the chuck body along the normal of the chuck body and formed with T-shaped grooves extending along...
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6485032 |
Lever-type lathe chuck with replaceable jaw inserts
A chuck has a chuck body adapted to be rotated about a chuck axis and a plurality of elongated jaw arms angularly spaced about the axis, pivotal in the chuck body about respective guide axes...
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6478311 |
Expendable jaw system
An expendable jaw combination for use in connection with a chuck for a lathe, milling machine, or the like to hold work stock. A receiver member is attached to the chuck, and an engagement member...
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6464235 |
Lathe chuck with jaw latches
A lathe chuck has a chuck body centered on and rotatable about a main axis and formed with a plurality of radially extending jaw-guide grooves and, transverse to the grooves, with respective guide...
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6398466 |
Power drivable chuck
A chuck 30 is formed with a generally cylindrical body 54 formed with a bore 60 at a forward end 58 thereof. A fixed clamp segment 134 and a movable clamp segment 166 are located in...
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6394691 |
Gripping apparatus
A gripping apparatus is disclosed that includes a housing that has at least two pivot trays. Each pivot tray includes a jaw cavity and a pivot pin notch. The gripping apparatus further includes at...
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6354605 |
Chuck with improved jaw
A chuck includes a generally cylindrical body having a nose section and a tail section. A plurality of jaws are movably disposed with respect to the body to and away from the chuck's axial bore....
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6354606 |
Chuck adapter assembly and related method for converting a fixed chuck to a compensating chuck
A chuck adapter attachable to a fixed chuck mechanism for converting the fixed chuck mechanism to a compensating chuck mechanism includes an attachment plate for connection to the head of the fixed...
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6343797 |
Chuck with automatically adjusted jaws and compensation of centrifugal force
The invention relates to a chuck with chuck jaws ( 2 ) which are guided in the chuck housing ( 1 ). Inner jaws ( 4 ) which can be coupled or uncoupled are assigned directly or indirectly to said...
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6305697 |
Clamping jaw device
A rotary clamping device for use in clamping and holding a metal casting tree during cutting of the metal casting tree includes a cylinder having a piston rod for actuating a plurality of clamping...
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6264210 |
Quick-change jaw chuck system
A jaw assembly for a jaw chuck for holding a workpiece to the spindle of a machine, such as a lathe, includes an intermediate coupling member that engages a master jaw slot formed in a master jaw...
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6168170 |
Chuck with jaw blade rotational stop
A chuck is provided for use with a manual or powered driver, such as a drill. The chuck has a body member with angularly disposed passageways formed therethrough. A plurality of jaws are slidably...
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6089578 |
Chuck assembly
A jaw assembly used with the rotary driving member of an air cylinder to process a workpiece, including a casing having a center through hole into which the rotary driving member of the air...
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6073940 |
Sealed chuck assembly
A sealed chuck assembly having a hollow cylindrical chuck body including a radially disposed front wall and a plurality of master jaws supported on the chuck body to move radially within openings...
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5984321 |
Universal quick jaws
The present invention discloses a set of multiple universal adjustable soft jaws 26 for holding workpieces for being mounted onto a lathe chuck body 14 for mounting onto the spindle 15 of a lathe...
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5979914 |
Top jaw with machinable inserts
A lathe chuck jaw assembly utilizes top jaws which have replaceable inserts mounted to their clamping faces. The inserts are used to provide a contact surface to hold a workpiece during machining....
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5944331 |
Chuck adapter
The master jaws in a three jaw chuck are located and maintained in position by a spacer having two plates which are located adjacent one another along edges which are inclined approximately 7°...
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5944330 |
Lathe mates
A non-surface marring work piece lathe mate pad which is interposed and held between the work piece and a lathe's chuck jaws. Each lathe mate has two grooved surfaces extending around three of its...
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5944326 |
Linear guide air chuck
Pinching of the fingers of an air chuck is prevented during opening or closing in order to allow them to open or close smoothly and to miniaturize the air chuck. In a linear guide air chuck having...
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5918887 |
Drill chuck with matching jaw and jaw passageways
A chuck device for use with a manual or powered driver has a body member with a plurality of angularly disposed passageways formed therethrough. A jaw is slidably positioned in each passageway....
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5913524 |
Chuck with gripping mechanism stop
A chuck for use with a manual or powered driver having a drive shaft is provided. A generally cylindrical body has a forward section and a rearward section, the rearward section adapted to mate...
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5890720 |
Force-actuated clamping chuck
A force actuated clamping chuck has a chuck body with a central bore and at least two clamping jaws that are guided in radial jaw guides of the chuck body. The radial jaw guides have opposed...
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5857681 |
Chuck having formed jaws
A chuck for use with a manual or powered driver including a nut rotatably mounted on the chuck body and in engagement with the threads of the chuck jaws. Aspects of the chuck jaws, such as the jaw...
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5842703 |
Force-actuated chuck
A force-actuated chuck includes a chuck body having radial jaw guides and clamping jaws guided in the radial jaw guides. At least one force-activated movable drive member is arranged in the chuck...
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5816584 |
Chuck with improved jaw bite
A chuck for use with a manual or powered driver having a rotatable drive shaft is provided. A plurality of jaws are slidably positioned in a body member. Each jaw has a jaw face formed on one side...
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5791661 |
Compliant chuck jaws
A chuck has a plurality of top jaws for engaging a workpiece. Each top jaw has a recess and a slot that extend completely through the top jaw. The recess and slot allow the forward end of the top...
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5735534 |
Easily replaceable top jaw for a chuck
A top jaw assembly for mounting upon the master jaw of a chuck for a lathe includes a mounting base and a top jaw. The mounting base contains two bores which facilitate securement to the master...
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5716058 |
Chuck
A chuck having jaws that are displaceable in radial guideways and can be operated by wedge bars. The wedge bars can be displaced beyond a working space to such an extent that the teeth thereof...
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5716057 |
Tool holding device incorporating a solid film lubricant
An improved tool holding device has at least one tool engaging member for selectively engaging a tool during operation, such as the jaw blades of a chuck device and gripping jaw blades of a collet...
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5542686 |
Chuck jaw manufacture
A jaw assembly (17) in combination with a master chuck jaw (18) of a chuck (16), the assembly (17) having a base (29) that includes a sleeve insert (48) that is splined (49) to mate with a spline...
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5522608 |
Self compensating and geometrically centering chuck
A method and apparatus for a self compensating and geometrically centering jaw type chuck for engaging and retaining a workpiece, particularly an asymmetric workpiece, wherein a geometric center of...
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5522607 |
Chuck mechanism
A chuck includes a body having a vertical chamber for slidably receiving a plunger and having a lateral channel for slidably receiving a pair of jaws. The plunger includes a pair of inclined slots...
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5498008 |
Chuck jaw locking apparatus for rotatable machine tool
This disclosure is directed to a chuck system for a machine tool such as a lathe. It incorporates an elongate cylindrical body which terminates in a set of collet fingers having enlargements at the...
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