Class 29/895.212 - With prestressing of component by heat differential, e.g., shrink, fit

Subclass of Class 29 - Metal working
Definition: Process including the use of temperature variation to change
No. of patents: 29
Last issue date: 03/13/2007

Number	Title	Issue Date
7188506	Apparatus and method utilizing an automated machine tool system and mandrel for cold working of holes in metal components A system for automatically cold working holes in metal components is disclosed. An automated mandrel moves in relation to a workpiece in order to perform cold expansion of holes in the workpiece. The mandrel is aligned with the axis of each hole and the surface of t...	03/13/2007
7047615	Forming gas turbine transition duct bodies without longitudinal welds A method of making combustion turbine transition duct bodies without longitudinal welds by hydroforming two duct bodies back to back with bellows thrusters secured to the duct body open ends. This enables the manufacturing of duct bodies with detailed features and h...	05/23/2006
7030486	High density integrated circuit package architecture This invention relates to a high density architecture for an integrated circuit package (10) in which a plurality of circuit communication wafers (12) are disposed in a stack with a plurality of cooling plates (14) between them, and wherein circ...	04/18/2006
6971174	Method of manufacturing a caster roll The caster roll (10) is used in the manufacture of metal plate, strip, sheet, or foil. The caster roll (10) includes a cylindrical roll core (12) and at least one metal overlay (14) formed on the roll core (12). The at least one me...	12/06/2005
6868608	Plate handling with thermal tensioning Printing plates are mounted onto a cylinder by first establishing a temperature difference between the plate and the cylinder; in particular, the temperature of the plate exceeds the temperature of the cylinder. The plate is then wrapped around the plate cylinder, a...	03/22/2005
6602368	Method of making a fuser roll A method of coating core having a metal surface with a uniform thickness, smooth, thin layer of fluorinated polymer calls for inserting the core into a sleeve of the polymer. The sleeve has an inner diameter slightly smaller than the outer diameter of the...	08/05/2003
6400899	Ring assembly manufacturing apparatus and method A ring assembly manufacturing apparatus (30) and method provides heat to a ring (216) such as a polymeric ring from an infrared source (48). A ring assembly (214) includes a ring (216) and a hub (218) within the ring. The ring (216) is traversed into a ch...	06/04/2002
6117257	Method for sheathing substrate with fluorine resin tube and fixing member fabricated by the method A method for sheathing a substrate with a fluorine resin tube in accordance with the present invention includes placing a substrate sheathed with a heat-shrinkable fluorine resin tube into a cylindrical surface transfer member and heat-pressing the heat-s...	09/12/2000
5753165	Process for producing a hard roll A process for producing a hard roll for use as an elastic roll for making paper calendering by casting a liquid thermosetting resin material into a space between a metal roll core and an outer mold, and thereafter heating the resin material from outside t...	05/19/1998
5647831	Metal part and process for its production A forming roll includes a base component having an angularly extending surface thereabout, a solder material applied to the surface and a wear ring on the solder and shaped to complement the angled surfaces of the base component. The Base component and th...	07/15/1997
5598633	Method of manufacturing a caster roll core and shell assembly An improved caster roll core and shell assembly are manufactured wherein two overlays of stainless steel of different hardness are deposited on the surface of the roll core, thus prolonging the life of the roll....	02/04/1997
5524342	Methods for shrinking nickel articles A method is disclosed for heating a portion of an article comprised of nickel, formed by electrodeposition, and possessing an internal stress sufficient to shrink the outer cross-sectional dimension upon application of heat, thereby shrinking the outer cr...	06/11/1996
5515757	Rotary die cutters A removable and replaceable cover assembly for use on an anvil roll in a rotary die cutter in combination with a die roll equipped with non-serrated cutting blades consists essentially of inner and outer tubular layers of elastomeric material of different...	05/14/1996
5359773	Manufacturing method of the roll main body of a caliber roll A caliber roll for rolling consisting of a roll main body having a caliber on the outer circumference and provided with a shaft hole penetrating in the axial direction, and a roll shaft inserted into the shaft hole of the roll main body, in which a compre...	11/01/1994
5265332	Caster shell surface coating method A method of preventing galling between the shell and the core of a roll casting machine during the operation of a roll casting machine comprises coating by electroplating the inside diameter of the roll shell with a layer of chromium to a coating thicknes...	11/30/1993
5224423	Method for mounting and fitting a printing plate on a plate cylinder of an offset printing machine For fitting an offset printing plate on a plate cylinder, both ends of the plate are provided with a bent end portion designed for being hooked onto a wall of a groove formed in the cylinder. The distance along the plate extending between two bending line...	07/06/1993
5177854	Distortion-free method of mounting an end piece on a thin-walled hollow tube Distortion-free method of mounting an end piece member on a thin-walled hollow tube member, particularly in the assembly of photoreceptor drums and the like, includes the steps of supporting an expandable end piece member within the chamber of an air cent...	01/12/1993
5155909	Press roll apparatus and method of construction A press roll assembly having no substantial circumferential stress at operating temperature due to differential thermal expansion of the head and roller material is disclosed. In a preferred embodiment, the assembly is formed from a granite roll having op...	10/20/1992
5138766	Roller for transporting sheet-like material and method for manufacturing the same A roller for transporting sheet-like material is manufactured by forming a cylindrical resin layer on the periphery of a preheated aluminum pipe, cutting the aluminum pipe covered with the resin layer to a desired size, and joining coaxially oriented shaf...	08/18/1992
5031297	Apparatus for supporting an air actuated plate cylinder An apparatus for supporting an air actuated plate cylinder to facilitate installation or removal of a print sleeve includes a support frame supporting the first end of the plate cylinder, a gantry mounted on the support frame, first and second carriages m...	07/16/1991
4930205	Method of securing plastic roll to metal core roller A method of making hard rollers for commercial printing presses comprising the sequential steps of heating a cylindrical sleeve of plastic material until it reaches an elastic state, fitting the sleeve into position over a cylindrical metal core having an...	06/05/1990
4793042	Rolling mill roll assembly A rolling mill roll assembly comprising an inner cylindrical mandrel and an outer cylindrical sleeve bonded thereto with glue containing grit particles. Wire is spirally wound around the outside of the mandrel and secured thereto with the glue. The sleeve...	12/27/1988
4754537	Process of making a cloth takeup mandrel A cloth take-up mandrel is fabricated by cutting pipe of a thermoplastic polymeric material (e.g. PVC) to a desired length, heating the ends of the pipe to a temperature at which the polymeric material softens (as by insertion into a bath of glycerine), i...	07/05/1988
4662045	Method of producing a plastic coated ink roller for a printing press An ink roller for use in a printing press is produced by crimping a heated tubular plastic jacket onto a metal cylinder. The metal cylinder is heated to a temperature of the same order as the temperature of the heated plastic jacket prior to fitting the l...	05/05/1987
4285107	Coolable roller In order to obtain better heat transfer in a coolable roller with an inner supporting cylinder which consists of metal, and on which a tubular roller jacket is firmly disposed, the jacket consisting of plastic and having slots on its inner circumference, ...	08/25/1981
4112564	Method of making a composite roller The composite roller of the invention comprises a ring of near-resistant material encircling a holding member which latter has an inner portion and two radial flanges between which said ring is axially fixed. Said flanges have grooves at those portions wh...	09/12/1978
4034461	Method of providing expansion shims for hot briquette segmented rolls A shim designed for insertion between mold segments on hot briquette rolls permits accurate alignment of the segments and at the same time, by virtue of its softening and melting temperatures permits uniform expansion of the segments on heating....	07/12/1977
3958311	Method of making a grooved roller A grooved roller such as those used in the paper industry in which a plurality of grooved rings are heat shrunk onto a cylindrical core in a manner which provides ease of manufacture and avoid possibilities of premature contact of the outer rings with the...	05/25/1976
3941635	Method of sealing the end of a sleeved roll A method is provided for sealing the end of a sleeved roll comprising a roll-shaped body and a tubular sleeve-shaped lamina formed of a thermoplastic synthetic resinous release material coaxially disposed about the body, the lamina having a heat-shrinkabl...	03/02/1976

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Class 29/895.212 - With prestressing of component by heat differential, e.g., shrink, fit