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Making gear wheels, racks, spline shafts or worms
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Industry
CPC
B21H5/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B21
Mechanical metalworking
B21H
MAKING PARTICULAR METAL OBJECTS BY ROLLING
Current Industry
B21H5/00
Making gear wheels, racks, spline shafts or worms
Sub Industries
B21H5/005
Worms
B21H5/02
with cylindrical outline
B21H5/022
Finishing gear teeth with cylindrical outline
B21H5/025
Internally geared wheels
B21H5/027
by rolling using reciprocating flat dies
B21H5/04
bevel gears
B21H5/045
Finishing bevel gear teeth
Industries
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing gear
Patent number
11,998,973
Issue date
Jun 4, 2024
AISIN CORPORATION
Eiri Nagata
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for producing a gear worm which is located in particular on...
Patent number
11,904,381
Issue date
Feb 20, 2024
Robert Bosch GmbH
Jie Bao
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of firmly connecting a shaft to a rotor-housing part, and ro...
Patent number
11,817,751
Issue date
Nov 14, 2023
PWO AG
Patrick Werner
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Gear-tooth system and shaft/hub connection component
Patent number
11,761,489
Issue date
Sep 19, 2023
GKN Driveline Deutschland GmbH
Rainer Carstensen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Scattered topography rolling of powered metal gears
Patent number
11,707,792
Issue date
Jul 25, 2023
GM Global Technology Operations LLC
Jason L. Austin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Rolling device for rolling work pieces having a toothing, and assoc...
Patent number
11,638,981
Issue date
May 2, 2023
Ecoroll AG Werkzeugtechnik
Karsten Roettger
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and forming system for producing a drum-shaped gear part
Patent number
11,504,762
Issue date
Nov 22, 2022
Leifeld Metal Spinning AG
Benedikt Nillies
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cold rolling machine and method for producing a profile on a workpiece
Patent number
11,407,023
Issue date
Aug 9, 2022
OSG EX-CELL-O GMBH
Florian Beutel
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Floatingly mounted multi-piece rolling tool, and rolling machine
Patent number
11,376,651
Issue date
Jul 5, 2022
KAMAX HOLDING GMBH & CO. KG
Harald Frischkorn
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for manufacturing a gear
Patent number
11,148,187
Issue date
Oct 19, 2021
Toyota Jidosha Kabushiki Kaisha
Masanobu Hirayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Gear manufacturing method and gear manufactured thereby
Patent number
11,052,451
Issue date
Jul 6, 2021
Kwang Hui Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for producing a gas or liquid tank
Patent number
11,033,950
Issue date
Jun 15, 2021
Leifeld Metal Spinning AG
Benedikt Nillies
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and device for producing rotationally symmetrical metal comp...
Patent number
10,953,449
Issue date
Mar 23, 2021
ThyssenKrupp Steel Europe AG
Michael Gövert
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Roll forming machine with reciprocating dies
Patent number
10,828,691
Issue date
Nov 10, 2020
Illinois Tool Works Inc.
Kenneth R. Levey
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Multi-station reciprocating die roll forming machine
Patent number
10,610,920
Issue date
Apr 7, 2020
Illinois Tool Works Inc.
Kenneth R. Levey
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for roll-forming disk carriers or the like and the associate...
Patent number
10,603,705
Issue date
Mar 31, 2020
TransForm Automotive LLC
Norbert Ziesel
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for producing a ring with a toothing
Patent number
10,493,517
Issue date
Dec 3, 2019
ThyssenKrupp Rothe Erde GmbH
Uwe Maschelski
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
R-θ table apparatus and processing apparatus of internal thread
Patent number
10,363,597
Issue date
Jul 30, 2019
M.H. CENTER LIMITED
Susumu Aoyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and device for producing a gear together with a clamping means
Patent number
10,363,598
Issue date
Jul 30, 2019
GKN Sinter Metals Engineering GmbH
Gerhard Kotthoff
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing a connecting element for transmitting rotation...
Patent number
10,343,203
Issue date
Jul 9, 2019
ThyssenKrupp Steel Europe AG
Michael Gövert
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Internal gear and manufacturing method thereof with die
Patent number
10,174,826
Issue date
Jan 8, 2019
Aisin Seiki Kabushiki Kaisha
Eiri Nagata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Planet for a planetary rolling-contact screw
Patent number
10,167,934
Issue date
Jan 1, 2019
Schaeffler Technologies AG & Co. KG
Horst Gredy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Composite brake disc and method and apparatus for manufacture of th...
Patent number
10,072,718
Issue date
Sep 11, 2018
Ernst Grob AG
Daniel Dériaz
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus for smoothing a toothing system and production process
Patent number
10,010,927
Issue date
Jul 3, 2018
ZF Friedrichshafen AG
Bernhard Rank
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and device for producing an internally and externally toothe...
Patent number
9,981,296
Issue date
May 29, 2018
Webo Werkzeugbau Oberschwaben GmbH
Dietmar Schlayer
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of machining a workpiece, and gear-cutting machine operable...
Patent number
9,937,574
Issue date
Apr 10, 2018
Gleason-Pfauter Maschinenfabrik GmbH
Gerhard Krebser
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Roll forming machine with reciprocating dies
Patent number
9,919,355
Issue date
Mar 20, 2018
Illinois Tool Works Inc.
Kenneth R. Levey
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Form rolling apparatus and form rolling method
Patent number
9,707,616
Issue date
Jul 18, 2017
Aisin Seiki Kabushiki Kaisha
Eiri Nagata
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Face spline molding device, face spline molding method, outer joint...
Patent number
9,630,237
Issue date
Apr 25, 2017
NTN Corporation
Takahiro Kimura
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Rolling machine and method of rolling gear using the rolling machine
Patent number
9,610,629
Issue date
Apr 4, 2017
Nissei Co., Ltd.
Toshinaka Shinbutsu
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
TOOL UNIT FOR A COLD FORMING MACHINE
Publication number
20230356285
Publication date
Nov 9, 2023
OSG EX-CELL-O GmbH
Florian BEUTEL
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR MANUFACTURING GEAR
Publication number
20230294160
Publication date
Sep 21, 2023
AISIN CORPORATION
Eiri NAGATA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
GEAR-TOOTH SYSTEM AND SHAFT/HUB CONNECTION COMPONENT
Publication number
20220235826
Publication date
Jul 28, 2022
GKN Driveline Deutschland GmbH
Rainer Carstensen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ROLL SPINNING FORMING DEVICE AND METHOD FOR TOOTHED PART
Publication number
20220168799
Publication date
Jun 2, 2022
SOUTH CHINA UNIVERSITY OF TECHNOLOGY
Qinxiang XIA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR PRODUCING A GEAR WORM WHICH IS LOCATED IN PARTICULAR ON...
Publication number
20220055092
Publication date
Feb 24, 2022
Jie Bao
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
COLD ROLLING MACHINE AND METHOD FOR PRODUCING A PROFILE ON A WORKPIECE
Publication number
20210245232
Publication date
Aug 12, 2021
OSG EX-CELL-O GmbH
Florian BEUTEL
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD AND FORMING SYSTEM FOR PRODUCING A DRUM-SHAPED GEAR PART
Publication number
20200197999
Publication date
Jun 25, 2020
LEIFELD METAL SPINNING AG
Benedikt Nillies
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
FLOATINGLY MOUNTED MULTI-PIECE ROLLING TOOL, AND ROLLING MACHINE
Publication number
20200055110
Publication date
Feb 20, 2020
KAMAX Holding GmbH & Co. KG
Harald Frischkorn
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD AND APPARATUS FOR MANUFACTURING GEAR
Publication number
20190262891
Publication date
Aug 29, 2019
Toyota Jidosha Kabushiki Kaisha
Masanobu HIRAYAMA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Rolling Device for Rolling Work Pieces Having a Toothing, and Assoc...
Publication number
20190047114
Publication date
Feb 14, 2019
ECOROLL AG WERKZEUGTECHNIK
Karsten Roettger
B24 - GRINDING POLISHING
Information
Patent Application
GEAR MANUFACTURING METHOD AND GEAR MANUFACTURED THEREBY
Publication number
20190001397
Publication date
Jan 3, 2019
Kwang Hui LEE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
MULTI-STATION RECIPROCATING DIE ROLL FORMING MACHINE
Publication number
20180333766
Publication date
Nov 22, 2018
Illinois Tool Works Inc.
Kenneth R. LEVEY
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR PRODUCING A RING WITH A TOOTHING
Publication number
20180214930
Publication date
Aug 2, 2018
THYSSENKRUPP ROTHE ERDE GMBH
Uwe MASCHELSKI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ROLL FORMING MACHINE WITH RECIPROCATING DIES
Publication number
20180147620
Publication date
May 31, 2018
Illinois Tool Works Inc.
Kenneth R. LEVEY
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
PLANET FOR A PLANETARY ROLLING-CONTACT SCREW
Publication number
20170350484
Publication date
Dec 7, 2017
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Horst Gredy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method and Device for Producing a Gear Together With a Clamping Means
Publication number
20170072453
Publication date
Mar 16, 2017
GKN SINTER METALS ENGINEERING GMBH
Gerhard Kotthoff
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
SPLINE ROLLING RACK AND METHOD
Publication number
20160332213
Publication date
Nov 17, 2016
U.S. Gear Tools, Inc.
MICHAEL DAVID CALLESEN
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
INTERNAL GEAR AND MANUFACTURING METHOD THEREOF WITH DIE
Publication number
20160245388
Publication date
Aug 25, 2016
AISIN SEIKI KABUSHIKI KAISHA
Eiri NAGATA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR CHAMFERING AND POLISHING TOOTHED WORKPIECES
Publication number
20160193648
Publication date
Jul 7, 2016
FELSOMAT GmbH & Co. KG
Johan Thijssen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Apparatus For Smoothing A Toothing System And Production Process
Publication number
20160175917
Publication date
Jun 23, 2016
Bernhard RANK
C21 - METALLURGY OF IRON
Information
Patent Application
ROLLING MACHINE AND METHOD OF ROLLING GEAR USING THE ROLLING MACHINE
Publication number
20160175916
Publication date
Jun 23, 2016
NISSEI CO., LTD.
Toshinaka SHINBUTSU
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method and device for producing an internally and externally toothe...
Publication number
20150251233
Publication date
Sep 10, 2015
Dietmar SCHLAYER
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
FORM ROLLING APPARATUS AND FORM ROLLING METHOD
Publication number
20150183021
Publication date
Jul 2, 2015
AISIN SEIKI KABUSHIKI KAISHA
Eiri Nagata
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD OF MACHINING A WORKPIECE, AND GEAR-CUTTING MACHINE OPERABLE...
Publication number
20150165533
Publication date
Jun 18, 2015
GLEASON-PFAUTER MASCHINENFABRIK GMBH
Gerhard Krebser
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
PLANET FOR A PLANETARY ROLLING-CONTACT SCREW
Publication number
20140378271
Publication date
Dec 25, 2014
Schaeffler Technologies GmbH & Co. KG
Horst Gredy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
FLOW FORMED DRUM WITH A RETENTION RING AND A SUBSTANTIALLY BURR FRE...
Publication number
20140366601
Publication date
Dec 18, 2014
Timothy J. Cripsey
B32 - LAYERED PRODUCTS
Information
Patent Application
THREAD ROLLING METHOD FOR GEAR USING CYLINDRICAL DIES
Publication number
20140245610
Publication date
Sep 4, 2014
AISIN SEIKI KABUSHIKI KAISHA
Eiri Nagata
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
TOOTHED DISC AND METHOD FOR MANUFACTURING THE TOOTHED DISC
Publication number
20140157928
Publication date
Jun 12, 2014
Magna Powertrain Inc.
John Sabo
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
LUBRICATING OIL FOR ROLLING AND ROLLING METHOD
Publication number
20140144197
Publication date
May 29, 2014
NISSEI CO., LTD.
Nobuhide Tanino
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR MANUFACTURING MULTI-STAGE GEAR, AND MULTI-STAGE GEAR
Publication number
20140144269
Publication date
May 29, 2014
Toyota Jidosha Kabushiki Kaisha
Takuya Sukeda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...