B23F 7/00
Making herringbone gear teeth
B23F7/00 (Making herringbone gear teeth) appears on 7 US grants and 8 published applications in this corpus.
Search patents in B23F- Granted patents
- 7
- Published applications
- 8
- Assignees
- 7
- Inventors
- 17
- Latest grant
- 5 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for chipping production of a gear wheel provided with double-helical teeth5 Jul 2022US 11,376,680 B2Präwema Antriebstechnik GmbH
- Advanced herringbone gear design3 Nov 2020US 10,821,532 B2Sikorsky Aircraft Corporation
- Machine for machining gear teeth and gear teeth machining method1 May 2018US 9,956,631 B2Sikorsky Aircraft Corporation
- Machine for machining gear teeth and gear teeth machining method21 Mar 2017US 9,597,743 B2Sikorsky Aircraft Corporation
- Herringbone gear teeth and method for manufacturing same5 Jul 2005US 6,912,786 B2Lufkin Industries, Inc.
- Corrugating roller manufacturing method, corrugating roller manufacturing apparatus, and corrugating roller28 Nov 2024US 2024/0391006 A1
- Method for Chipping Production of a Gear Wheel Provided with Double-Helical Teeth14 May 2020US 2020/0147705 A1Präwema Antriebstechnik GmbH
- Methods of manufacture10 Oct 2019US 2019/0308264 A1ROLLS-ROYCE plc
- Advanced herringbone gear design24 Jan 2019US 2019/0022778 A1Sikorsky Aircraft Corporation
- Machine for machining gear teeth and gear teeth machining method8 Jun 2017US 2017/0157690 A1Sikorsky Aircraft Corporation
Most cited
By later US patents
- Herringbone gear teeth and method for manufacturing same12US 6,912,786 B2Lufkin Industries, Inc. · 2005
- Method of manufacturing large gears11US 4,543,020 AUSM Corporation · 1985
- Supporting and centering device for use in the production of double-toothing sprocket wheels or pulleys and method of using same5US 6,283,686 B1Technologies Research Holding S.A. · 2001
- Machine for machining gear teeth and gear teeth machining method2US 9,597,743 B2Sikorsky Aircraft Corporation · 2017