B23P 9/02

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Description

Class  B23P : OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS


Subclass 9/02: Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings (treatment covered by a single other subclass, see the relevant subclass, e.g. B24C, C21D 7/00, C22F 1/00); Features of such surfaces not otherwise provided for, their treatment being unspecified Treating or finishing by applying pressure, e.g. knurling (B23P 9/04 takes precedence)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12151325 Double-sided ultrasonic rolling cooperative strengthening system and control method thereofApr 10, 23Nov 26, 24East China University of Science and Technology
12084733 Method for mechanical surface treatment using electro-pulse assisted deep rollingApr 10, 23Sep 10, 24RTX CORPORATION
12084939 Method for autofrettage on a blowout preventer bodyJul 28, 21Sep 10, 24Not available
12042966 Forming of additively manufactured productNov 05, 20Jul 23, 24Smith & Nephew, Inc.
11904423 Machining path coordination method for bilateral ultrasonic rolling of blade surfacesMay 20, 20Feb 20, 24East China University of Science and Technology
11673227 Deep roll peening system and methodMar 30, 20Jun 13, 23RAYTHEON TECHNOLOGIES CORPORATION
11571752 Method for machining a crankcase and machining deviceFeb 19, 19Feb 07, 23Bayerische Motoren Werke Aktiengesellschaft
11512735 Method and device for post-processing a crankshaftMay 24, 18Nov 29, 22MASCHINENFABRIK ALFING KESSLER GMBH
11473588 Treatment process for a central bore through a centrifugal compressor wheel to create a deep cylindrical zone of compressive residual hoop stress on a fractional portion of the bore length, and compressor wheel resulting therefromApr 28, 20Oct 18, 22Garrett Transportation I Inc.
11426836 Roller burnishing toolJan 24, 20Aug 30, 22Gottlieb Guehring KG
11344944 Sheave knurling tool and method of operatingOct 16, 19May 31, 22Otis Elevator Company
11331763 Method and tool for roughening a cylinder bore wall to be coated, and component for guiding a cylinder pistonDec 12, 16May 17, 22MAG IAS GmbH; Sturm Maschinen- & Anlagenbau GmbH;
11148237 Installation tool assembly, a tooling assembly for a workpiece, and a methodMar 26, 20Oct 19, 21The Boeing Company
11136635 Ultrasonic roller burnishing system and method, and method for machining componentApr 21, 17Oct 05, 21General Electric Company
11066952 Green repair of oxidation and corrosion resistant coatingsMay 22, 17Jul 20, 21RAYTHEON TECHNOLOGIES CORPORATION
11052451 Gear manufacturing method and gear manufactured therebyDec 28, 16Jul 06, 21Not available
10946497 Processing tool, particularly a roll tool, and method of processing a cylindrical sliding surfaceJul 11, 17Mar 16, 21HOFFMANN GMBH QUALITÄTSWERKZEUGE
10857708 Forming of additively manufactured productApr 23, 19Dec 08, 20Smith & Nephew, Inc.
10843250 Smart installation/processing systems, components, and methods of operating the sameNov 07, 18Nov 24, 20Fatigue Technology Inc.
10822988 Method of sizing a cavity in a partDec 21, 15Nov 03, 20PRATT & WHITNEY CANADA CORP.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0075,731 APPARATUS AND METHOD FOR REFINING A BALL JOINT STUDAug 29, 24Mar 06, 25Not available
2024/0424,623 COLD WORKING TOOL FOR OPENINGS IN METAL PIECESDec 20, 22Dec 26, 24Not available
2023/0191,542 MANUFACTURING PROCESS FOR FORMING A SHARP FEATURE IN AN AXIAL SEALING FLUID TRANSPORT FITTINGOct 31, 22Jun 22, 23Not available
2022/0324,067 MACHINING PATH COORDINATION METHOD FOR BILATERAL ULTRASONIC ROLLING OF BLADE SURFACESMay 20, 20Oct 13, 22Not available
2018/0281,126 Finishing Tool, In Particular End Milling CutterSep 16, 16Oct 04, 18Not available
2018/0015,591 PROCESSING TOOL, PARTICULARLY A ROLL TOOL, AND METHOD OF PROCESSING A CYLINDRICAL SLIDING SURFACEJul 11, 17Jan 18, 18Hoffmann GmbH Qualitaetswerkzeuge

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Top Owners in This Subclass

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Patents Issued To Date - By Filing Year

Average Time to Issuance