Patents
Patents for B23P 9 - Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified (2,052)
09/1999
09/09/1999DE19809367A1 Precision machining method for i.c. engine piston sleeve
09/09/1999DE19807685A1 Verfahren zum Herstellen eines in ein Leichtmetall-Kurbelgehäuse einer Hubkurbelmaschine einzugießenden Rohlings einer Zylinderlaufbuchse A method of manufacturing a light metal be cast into a crankcase of a cylinder liner blank Hubkurbelmaschine
09/02/1999WO1999043457A1 Method for producing a cylinder liner blank to be cast into a light-alloy crankcase of a reciprocating engine
09/01/1999EP0819038B1 Machine part
08/1999
08/31/1999US5943898 Method and apparatus to coldwork holes
08/31/1999US5943893 A workpiece
08/25/1999CN2334529Y Pliers for rolling crankshaft radius
08/25/1999CN2334528Y Machine for rolling crankshaft radius
08/03/1999US5931038 Method of machining bore surface of cylinder block and apparatus therefor
06/1999
06/23/1999EP0924024A2 Method for forming a work hardened modular component connector
06/16/1999EP0922532A1 Balanced electromagnetic peening
05/1999
05/26/1999EP0917926A1 Method for manufacturing internal teeth in a machine element, by machining followed by cold strengthening of the teeth gullets
05/20/1999DE19741109A1 Round stock post-machining by roller tools
05/12/1999DE19749162A1 Production of profiles intended for further manufacturing processes
05/12/1999DE19748047A1 Musical instrument mouthpiece tube machining e.g. for saxophone
05/12/1999CN2317985Y Rubbing-rolling processing device for metal shaft
05/06/1999DE19751639C1 Method of production of inner gear teeth in machine component
04/1999
04/28/1999CN1214981A Glass meltallizing method and device for metal cylinder
04/01/1999WO1999015303A1 Rolling device for generating pressured internal stress in a component
03/1999
03/31/1999EP0904177A1 Peening article with peening particles arranged to minimize tracking
03/25/1999DE19742137A1 Rolling device for turbine rotor component
03/18/1999DE19740789A1 Component-sealing system
03/09/1999US5880692 Method of obscuring the location of a radiation-detectable object in a warfare theatre
02/1999
02/17/1999CN1207975A Surface pit machining method and equipment
01/1999
01/07/1999DE19815483A1 Apparatus and method for surface hardening of steel balls for a ball bearing
12/1998
12/02/1998EP0881041A2 Burnishing machine for crankshafts
10/1998
10/27/1998US5826453 Burnishing method and apparatus for providing a layer of compressive residual stress in the surface of a workpiece
10/08/1998DE19740290A1 Rigid rolling of components, especially rotating parts
09/1998
09/29/1998US5813265 Balanced electromagnetic peening
09/15/1998US5806184 Process to manufacture upper work roll products
08/1998
08/11/1998US5791009 Trowel having imposed blade stresses and method of manufacture
07/1998
07/22/1998EP0853529A1 Method and apparatus for knurling a workpiece, method of molding an article with such workpiece, and such molded article
07/22/1998EP0690768B1 Process for hard-rolling a component
07/02/1998DE19652872A1 Verfahren zur Steigerung der Randschichtfestigkeit an Oberflächen von aus sprödharten Werkstoffen gefertigten Werkstücken Method of increasing the boundary layer strength on surfaces of machined workpieces is hard and brittle materials
06/1998
06/25/1998WO1998026910A1 Method for increasing boundary layer solidity on surfaces of workpieces manufactured from hard brittle materials
06/24/1998EP0849368A1 Shaped rolled product and method of making the same
06/24/1998CN1185359A Formed rolled piece and mfg. method thereof
06/02/1998US5758531 Peening article with peening particles arranged to minimize tracking
05/1998
05/27/1998CN1182653A Press form bolt
05/20/1998EP0842733A2 Method for attaching a functional element, functional element, mounting assembly, die and setting head
05/19/1998CA2214730A1 Press form element, method of installation and assembly
05/06/1998EP0839607A1 Tool mechanisms for deep rolling machines
04/1998
04/22/1998EP0836897A2 Method of and device for making bent- or torsion loaded structural steel beams with U or V profile
04/22/1998CN1179741A Method of manufacturing cylinder liner for piston engine, and cylinder liner
04/16/1998DE19722308C1 Static cylinder machine for crankshafts
04/01/1998EP0832620A2 Modular component connector
03/1998
03/26/1998DE19652836C1 Producing workpiece with rotationally symmetric hardened surface region
03/11/1998CN1175919A Process and device for producing dynamically balanced valve seals of injection valve with high valve surface quality
01/1998
01/29/1998DE19642995C1 Device for producing bending or torsion-loaded supports with U- of V=shaped profiles
01/21/1998EP0819038A1 Machine part
01/14/1998EP0817699A1 Process and device for producing dynamically balanced valve seats with a high valve surface quality
12/1997
12/23/1997US5699692 Tool mechanisms for deep rolling machines
12/16/1997US5697265 Trowel having imposed blade stresses and method of manufacture
11/1997
11/11/1997US5686178 Radar chaff, metal salt
11/06/1997WO1997040961A1 Peening article with peening particles arranged to minimize tracking
10/1997
10/30/1997DE19710932A1 System for roughening up surface of component, e.g. gearwheel
10/29/1997EP0803315A1 Ductile iron vehicle hub and method for producing same
10/15/1997EP0770272A4 Metal-coated substrate articles responsive to electromagnetic radiation, and method of making and using the same
09/1997
09/16/1997US5666841 Method for work-hardening by rolling a component
08/1997
08/28/1997DE19605588A1 Method for finishing piston track in internal combustion engines
07/1997
07/24/1997WO1997026112A1 Process and device for producing dynamically balanced valve seats with a high valve surface quality
07/24/1997DE19602068A1 Verfahren und Vorrichtung zur Herstellung von rotationssymmetrischen Ventilsitzflächen mit hoher Oberflächengüte an Ventilen Method and apparatus for the production of rotationally symmetrical valve seat surfaces with a high surface finish on valves
07/01/1997US5643054 Machine part with improved surface texture for rolling contact and/or sliding contact
05/1997
05/22/1997DE19543019A1 Workpiece surface working method
05/20/1997US5630953 Method of fine-machining a workpiece surface to be supplied with a lubricant during operation of the workpiece
05/02/1997EP0770272A2 Metal-coated substrate articles responsive to electromagnetic radiation, and method of making and using the same
04/1997
04/15/1997US5619877 Peening article with peening particles arranged to minimize tracking
04/10/1997WO1997012727A1 Method and apparatus for knurling a workpiece, method of molding an article with such workpiece, and such molded article
03/1997
03/25/1997US5613395 Coldworking tool automation
03/18/1997US5611143 For use in a calendar
03/12/1997EP0662024B1 Tool for working the surfaces of components
11/1996
11/14/1996DE19516834A1 Internal stress rolling device for interior surface of work piece
10/1996
10/10/1996WO1996031317A1 Machine part
10/10/1996DE19513254A1 Maschinenteil Machinery
10/03/1996WO1996030159A1 A method of manufacturing a cylinder liner for a piston engine, and a cylinder liner
10/02/1996DE19511882A1 Strengthening of workpiece surfaces by producing residual compressive stresses via rolling process
09/1996
09/04/1996CN2234329Y Mechanical rolling device for production of dual metal pipe
08/1996
08/29/1996DE19506076A1 Corrugated metal tube manufacturing method for cable sheaths or waveguides
08/13/1996US5544549 Process for the production of a steel punching sheet
07/1996
07/11/1996DE19500078A1 Method of reducing relative ultimate moment at predetermined braking points
07/02/1996US5531570 Distortion control for laser shock peened gas turbine engine compressor blade edges
06/1996
06/11/1996US5525429 Restore radial dimensions
06/11/1996US5524464 Workpiece-bore processing apparatus and method
05/1996
05/28/1996US5520376 Pre-twisted metal torsion bar and method of making same
04/1996
04/10/1996CN1119976A Digital control high-frequency pulse press-rolling finish lathe
04/03/1996CN1119841A Process for hard-rolling a component
02/1996
02/15/1996WO1996001912A3 Metal-coated substrate articles responsive to electromagnetic radiation, and method of making and using the same
02/01/1996DE4428791C1 Surface hardening process for metal objects using ultrasonic waves
01/1996
01/25/1996WO1996001912A2 Metal-coated substrate articles responsive to electromagnetic radiation, and method of making and using the same
01/25/1996CA2194860A1 Metal-coated substrate articles responsive to electromagnetic radiation,and method of making and using the same
01/10/1996EP0690768A1 Process for hard-rolling a component
10/1995
10/26/1995DE4404720A1 Elimination of growth on outer surfaces of tiles etc.
09/1995
09/12/1995US5448821 Method for the manufacture of a waveguide
09/07/1995DE4407041A1 Highly loadable fixture position for screw in extruded aluminium@ workpiece
07/1995
07/18/1995US5433100 Apparatus for split sleeve and tubular bushing cold expansion
07/12/1995EP0662024A1 Tool for working the surfaces of components.
07/05/1995CN2202611Y Super-precision inner diameter rolling head
05/1995
05/24/1995DE4440713A1 Method for forming sliding surfaces an east iron components
04/1995
04/19/1995EP0648953A1 Improvements to metallic torsionbars
04/11/1995US5405228 Nut cage and mount
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