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Class 279/2.01 - EXPANDING


Subclass of Class 279 - Chucks or sockets
Definition: A device wherein the object being held has a hollow or recess
No. of patents: 19
Last issue date: 08/21/2007


NumberTitleIssue Date
7258348Machining fixture for centering and holding workpiece
A centering and holding fixture includes a base, a piston disposed within a piston chamber at least partially located within the base, and a radially flexible ring connected to the piston by force transmission apparatus operable to contract and expand the radially f...
08/21/2007
7000867Lamination apparatus
The lamination apparatus of this invention is furnished with a supporting member for a core roll around which films and so forth are wound. The supporting member is durable and can hold firmly the core roll without slip of the core roll for the shaft. The lamination...
02/21/2006
6892780Apparatus for applying labels to a container
A chuck assembly comprises a housing defining a longitudinal axis and having a first end. A plurality of pins extend substantially parallel with the axis from the first end. The plurality of pins is located at a first radius relative to the axis. At least one of the...
05/17/2005
6182349Method for producing a seamless metallic belt
A method for producing a seamless metallic belt without a welded line and capable of being easily produced in high accuracy. A seamless belt material 21 having a defined length as a whole is placed on a core 11 and is held in a stretching state on the cor...
02/06/2001
5546837Ring support assembly
An apparatus for supporting a ring piece being cut from a ring-shaped structure is disclosed. The ring support member or assembly includes a bar assembly having a convex arcuate surface adapted to be disposed against and aligned with an inner circumferent...
08/20/1996
5277435Standard shank and method for directly locating rotating cutting tools in a machine tool work spindle
A cylindrical standard shank is provided for rotating cutting tools for locating a standard shank in a cylindrical location opening, precisely produced with regard to shape and true-running accuracy, in the work spindles of so-called transfer lines or of,...
01/11/1994
5161901Support device for a drum
A support device for a drum (1) which is provided with two journals (57, 59) projecting from the drum on either side of the drum, whose centerlines (25, 27) substantially coincide with the centerline (9) of the drum. Each of the two journals (57, 59) is j...
11/10/1992
5133566Collet activated spindle work stop
A spindle work stop including a collet having an externally threaded rear end portion with an external groove extending longitudinally therethrough and a slotted outwardly tapered front end portion, where an opening extends longitudinally through the coll...
07/28/1992
5127780Expandable holding device using a fusible alloy
An expandable holding device for holding a component in which the clamping force is brought about by the solidification and expansion of a fusible alloy. The alloy is contained in an expansion chamber defined in part by a thin-walled, expansion sleeve. Th...
07/07/1992
4848692Apparatus for fitting rotary
A device for fixing a roller to a rotary shaft, particularly useful with supply and take-up rollers in a laminator device for printed circuit boards, in which only a single tightening operation is required to fix the roller to the shaft. A support member ...
07/18/1989
4821974Roll media supply mounting system
A media roll supply assembly for a large document printer is disclosed which permits simplified loading and unloading of a media roll. Two end support assemblies are mounted in an axial alignment position. Each end assembly includes a spindle shaft, a hub...
04/18/1989
4811639Drive bar attachment for threading machines
An attachment is disclosed for use with a power driven threading machine of the character having a tubular workpiece receiving spindle carrying jaw assemblies which engage and disengage a workpiece in the spindle. During a threading operation, the jaws en...
03/14/1989
4789169Attachment means for a work piece
A chuck adapted to clamp a workpiece (7) during wood turning. The chuck comprises a body (3), at one end attachable to a lathe (1) and at the opposite end having two radially opposed eccenters (8, 9) with equal eccentricity. Each of the eccenters is encom...
12/06/1988
4541315Inside chuck device for machine tools
An inside chuck device for machine tools, adapted to chuck a cylindrical work having an axial bore at the peripheral surface of the bore of the work. The chuck device has a chuck having a guide portion adapted to be received by the axial bore of the work ...
09/17/1985
4434684Self-centering saw mount
A mounting for a circular saw which rotatably supports the saw in a grinding machine. The mounting includes a mounting plate, and three roller mounts mounted for movement on the mounting plate in paths that diverge from each other extending outwardly from...
03/06/1984
4073497Care chuck stop assembly
A stop assembly comprising a generally cylindrical body whose outer surface is adapted for engaging the interior cylindrical surface of a hollow core, a plurality of fingers secured to the body for pivotal movement about axes generally parallel to that of...
02/14/1978
3988103Collapsible mandrel for making fiber tubes
A reusable cylindrically shaped, pivotally collapsible, foam mandrel used for the manufacture of hollow resin impregnated fiber tubes. The mandrel includes a substantially rigid foam cylindrical member, an extractable bar, and a means on the outer surface...
10/26/1976
3963250Chuck
A chuck for internally gripping a hollow member comprising an interior member having a longitudinal axis and including a plurality of generally planar exterior surfaces each parallel to the axis; a plurality of rollers, each roller parallel to and in cont...
06/15/1976
3955495Side wall printing apparatus for containers of non-circular cross-section
A printing machine for applying printed matter to the outside of dished articles, particularly plastics containers for packaging food stuffs, of non-circular cross-section has a rotary printing drum associated with a revolving head, with supports for the ...
05/11/1976
 
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