B24B 33/025
Internal surface of conical shape
Official title: {Internal surface of conical shape}
B24B33/025 (Internal surface of conical shape) appears on 9 US grants and 12 published applications in this corpus.
Search patents in B24B- Granted patents
- 9
- Published applications
- 12
- Assignees
- 11
- Inventors
- 39
- Latest grant
- 6 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 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 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 3 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing rotationally symmetrical, non-cylindrical bores with a honing tool, and honing machine which is designed and equipped for making a cylindrical bore into a conical bore6 Aug 2024US 12,053,853 B2Gehring Technologies GmbH + Co. KG
- Surface treating apparatus6 Apr 2021US 10,967,477 B2Atomic Energy of Canada Limited/éNergie Atomique Du Canada LimitéE
- Grinding tool25 Aug 2020US 10,751,849 B2Tyrolit Schleifmittelwerke Swarovski K.G.
- Method for producing rotationally symmetrical, non cylindrical bores using a honing tool9 Jun 2020US 10,675,730 B2Gehring Technologies GmbH + Co. KG
- Method and device for producing non-cylindrical bores with at least one recess by honing18 Jun 2019US 10,322,490 B2Gehring Technologies GmbH + Co. KG
- Honing method and machine tool for contour honing21 May 2020US 2020/0156204 A1Elgan-Diamantwerkzeuge GmbH & Co. KG
- Honing tool and fine machining method using the honing tool5 Dec 2019US 2019/0366504 A1Elgan-Diamantwerkzeuge GmbH & Co. KG
- Method for producing rotationally symmetrical, non-cylindrical bores with a honing tool, and honing machine which is designed and equipped for making a cylindrical bore into a conical bore18 Apr 2019US 2019/0111540 A1Gehring Technologies GmbH + Co. KG
- Surface treating apparatus24 Jan 2019US 2019/0022819 A1Atomic Energy of Canada Limited / Energie Atomique du Canada Limited
- Method for producing rotationally symetrical, non cylindrical bores using a honing tool8 Nov 2018US 2018/0318979 A1Gehring Technologies GmbH + Co. KG
Most cited
By later US patents
- Device for grinding an end face, especially an annular surface at the edge of a workpiece bore2US 6,267,653 B1Maschinenfabrik Gehring GmbH & Co. · 2001
- Method and device for producing non-cylindrical bores with at least one recess by honing1US 10,322,490 B2Gehring Technologies GmbH + Co. KG · 2019
- Apparatus for finishing a conic surface1US 5,218,785 AHughes Aircraft Company · 1993
- Grinding apparatus having sludge-removing device and method of removing sludge1US 7,563,154 B2Denso Corporation · 2009