Class 29/459 - To roughen surface

Subclass of Class 29 - Metal working
Definition: Process in which the coating increases the frictional characteristics
No. of patents: 36
Last issue date: 12/05/2006

Number	Title	Issue Date
7143502	Method of improving the overall operating efficiency of an electric motor-powered assembly A submersible robotic pool cleaner is provided with an integral sealed rechargeable battery and an inductive charging assembly, a first portion of which is mounted in the pool cleaner housing and during the charging, receives a second separate portion that is connec...	12/05/2006
7077737	Flexible file and file dispenser system A flexible file system for providing abrasive files that can be used for wood or metal working that can be supplied in different sizes, stiffness and with different types of abrasive surfaces in different cross-sections. These flexible files can be attached to form ...	07/18/2006
7051417	Method for forming an orthopedic implant surface configuration The present invention is a specialized orthopedic implant having an exterior surface for engaging bone. The surface comprises arrayed projections having at least one forward facing facet directed at least in part toward the leading end of the implant and at least on...	05/30/2006
7032286	Method of making steel couplers for joining concrete reinforcing bars A section of heat treated solid steel rod receives a phosphate solution treatment and is inserted into a blind cavity of a first die member within a cold forging press. A punch is forced axially into the rod section in successive steps to cold-forge a first bore and...	04/25/2006
7003864	Method for producing a part and device for carrying out this method The present invention relates to a method for producing a part (108, 200, 300), comprising the following steps: a) applying a first flat layer consisting of a support material (102, 202, 302), to a construction platfo...	02/28/2006
6988306	High purity ferromagnetic sputter target, assembly and method of manufacturing same Provided is a method of forming ferromagnetic sputter targets and sputter target assemblies having a uniform distribution of magnetic leakage flux. The method includes providing a ferromagnetic sputter workpiece and hot rolling the workpiece to a substantially circu...	01/24/2006
6971151	Methods of treating physical vapor deposition targets The invention encompasses a method of treating a physical vapor deposition target. The target has a sputtering surface and a sidewall edge at a periphery of the sputtering surface. The method comprises pressing a tool against the sidewall edge to form a distribution...	12/06/2005
6966104	Reinforcing bar tool and method A tool for forming a high strength reinforcing bar coupling driving self-locking wedge sleeves over each end of a contractible jaw assembly bridging the abutting ends of the bar to be joined. The sleeves are seated in collars engaged by the distal ends of arms drive...	11/22/2005
6932875	Golf club head and method for manufacturing the same A golf club head has a metal base, face and tubular neck and a carbon-fiber cover. The face extends up vertically from one edge of the base. The tubular neck is integrally connected to the base and the face. The cover is made of a carbon-fiber material and is secure...	08/23/2005
6839951	Method of making anti-slip grating A method of making grating wherein grating bars are provided with an anti-slip coating. The grating bars are placed side by side with their top edges aligned and with the sides of adjacent bars in contact with each other. The grating bars are held stationary relativ...	01/11/2005
6834667	Adjustment pipe for fuel injection valve, and press-fitting structure and press-fitting method for the same In a fuel injection valve, an adjustment pipe made of stainless steel and for adjusting a compression amount of a spring biasing a valve member is press-fitted into a cylindrical housing made of stainless steel, and a fuel injection amount is adjusted by adjusting a...	12/28/2004
6625862	Method of manufacturing a processing apparatus A wafer processing apparatus (14) has a wafer processing vessel (16). A wafer is mounted on a susceptor (22) included in the wafer processing apparatus. Process gases are supplied to the wafer through a shower head (74) disposed in an upper region within ...	09/30/2003
6006413	Method for making nail files Nail files are made in a manner which permits ease of dispensing. A tube is continuously fed into a milling machine where grooves are formed in predetermined segments of the tube. These grooves are roughened by adhesively applying abrasive particles or by...	12/28/1999
5711118	Method of manufacturing an anti-slip flooring product and anti-slip flooring article A modular antislip flooring product for use on walking and working surfaces. A metallic plate including regions from which material is removed to reduce the rigidity of the flooring product. Reinforcements are secured about the perimeter of the metallic p...	01/27/1998
5544398	Method of making a coated bullet A full metal jacket hollow point bullet is disclosed which has a portion of the jacket extending within the hollow open front end of the bullet. The portion of the jacket in the hollow front end has a plurality of radial slits and reinforced pointed prong...	08/13/1996
5460356	Method of manufacturing a torsional vibration damper The invention teaches a method of manufacturing a torsional vibration damper in which a metal hub ring and a metal inertia ring surrounding the hub ring are radially spaced apart by a gap. A spring body of rubber-elastic material is fired into the gap wit...	10/24/1995
5047101	Method for fabricating an underground storage tank assembly An underground storage tank assembly and method for fabricating the same are disclosed. A steel primary fluid storage tank is provided having an outer, peripheral surface. A secondary fluid storage container being formed of curable plastic material and ha...	09/10/1991
4905367	Manufacture of stretchable porous sutures A method is provided for manufacturing surgical sutures that have an elastomeric and porous structure. The elastomeric and porous structure is formed from a mixture including a polymer material and an elutable solvent therefor, which mixture is extruded i...	03/06/1990
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
4688316	Method of making hollow integral rivet in components A method of joining together two or more pieces of malleable material. The method includes the steps of placing thoroughly cleaned surfaces of the pieces in intimate contact with each other and forming a flanged hole through all of them at the same time. ...	08/25/1987
4611381	Method of joining two or more pieces of malleable material A method of joining together two or more pieces of malleable material. The method includes the steps of placing thoroughly cleaned surfaces of the pieces in intimate contact with each other and forming a flanged hole through all of them at the same time. ...	09/16/1986
4562104	Adhesive bonding of scatter coated metal objects A method of bonding a metallic object to another object includes scatter coating an aluminum containing metal on the surface of the metallic object, after cleaning the surface, and bonding the metallic object to the other object with an adhesive. Where bo...	12/31/1985
4518449	Process for production of hydrate surfaced rolled copper foil laminated plates A process for producing cooper foil laminated plates using rolled copper foils made of oxygen-free copper is described. The major feature of the present process is that in laminating a rolled copper foil on an insulating substrate, the rolled copper foil ...	05/21/1985
4513500	Method of forming a wire splice The method for producing a sleeve or ferrule for use in joining together the ends of strands of high tensile strength, single strand wire of any gauge from 12 to 18 gauge....	04/30/1985
4498220	Method for pre-expanding heat exchanger tube This invention is a method for pre-expanding a heat exchanger tube prior to its insertion into a tube sheet. A tubular mandrel having an elastic bladder sheath sealed at each end is inserted into the tube and positioned at the point where the tube is to b...	02/12/1985
4492021	Method of making cathode current collectors for sodium sulphur cells In a sodium sulphur cell, improved protection of a cathode current collector is obtained by isostatically pressing graphite foil or flakes onto the surface of the collector, which surface is preferably roughened or coated with an intermediate conductive l...	01/08/1985
4327471	Hydrostatic pipe splicing method A method and apparatus for containing an annular body of fluid about a sleeve spanning the abutting ends of pipe lengths, and firing a charge of propellant, such as fast burning smokeless powder, in the liquid so as to radially shrink the sleeve into seal...	05/04/1982
4288897	Method of producing a nucleate boiling surface on a heat transfer member Improved heat transfer surface for nucleate boiling is produced by metallizing a reticulated organic foam layer placed in contact with a tube or other heat transfer surface so as to form a reticulated metal surface layer which is integrally bonded to the ...	09/15/1981
4246057	Heat transfer surface and method for producing such surface The invention relates to improving the heat transfer properties in boiling liquids of tubes and other surfaces by applying a very porous reticulated organic foam layer in contact with the tube surface, and then plating a thin metal coating on the foam sub...	01/20/1981
4241490	Method of applying metal sleeve to concrete reinforcing bar, metal sleeve and swaged connection A method of applying a metal sleeve to a concrete reinforcing bar by introducing between opposed surfaces of the sleeve and the bar, particles having a hardness greater than that of the bar and the sleeve and then compressing the sleeve on to the bar with...	12/30/1980
4136428	Method for producing improved heat transfer surface The invention relates to a method of improving the heat transfer properties in boiling liquids of tubes and other surfaces by applying a very porous reticulated organic foam layer which has been precoated with graphite in contact with the tube surface, an...	01/30/1979
4136427	Method for producing improved heat transfer surface The invention relates to improving the heat transfer properties in boiling liquids of tubes and other surfaces by applying a non-conductive very porous reticulated organic foam layer in contact with the tube surface, and then electroplating a metal coatin...	01/30/1979
4117583	Method of providing a wear-resistant lining in the work chamber of a screw extruder A wear-resistant lining is provided in the work chamber of a screw extruder by providing an internal cavity in the extruder housing of a shape corresponding to the external cross-section of a wearing insert but sufficiently larger such that a gap of prede...	10/03/1978
4067671	Means for locking housing parts against relative movement An apparatus having mating housing parts including a thin metallic sheet disposed at the interface of the housing parts and having multiple, short prongs extending from a side thereof to embed within one of the housing parts to thereby prevent relative mo...	01/10/1978
3976434	Saw and impact resistant member A saw and impact resistant member formed of an elongated metal core having a longitudinal exterior surface and a thin wall metal sheath surrounding said core and in contact with said core surface at a finite number of contact lines with longitudinal space...	08/24/1976

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Class 29/459 - To roughen surface