B23B 2231/2021
Comprising two different cones
Official title: comprising two different cones
B23B2231/2021 (Comprising two different cones) appears on 22 US grants and 8 published applications in this corpus.
Search patents in B23B- Granted patents
- 22
- Published applications
- 8
- Assignees
- 16
- Inventors
- 28
- Latest grant
- 9 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and methods for improving contact stress distribution within collet-type mechanisms9 Nov 2021US 11,167,358 B2Noetic Technologies Inc.
- Chuck device30 Apr 2019US 10,272,500 B2Hitachi Automotive Systems, Ltd.
- Flexible guide bushing for machine tool26 Nov 2013US 8,590,435 B2
- Motor element, in particular dental medical handpiece having a disconnectable coupling for a tool-holder7 Sep 2010US 7,789,602 B2Kaltenbach & Voigt GmbH & Co.
- Diameter-compensating bush for a tool holder20 Jul 2010US 7,758,289 B2Franz Haimer Maschinenbau KG
- Apparatus and methods for improving contact stress distribution within collet-type mechanisms14 Jan 2021US 2021/0008640 A1Noetic Technologies Inc.
- Coupling Device21 Mar 2019US 2019/0084054 A1
- Chuck device15 Mar 2018US 2018/0071834 A1Hitachi Automotive Systems, Ltd.
- Flexible guide bushing for machine tool20 Oct 2011US 2011/0252932 A1
- Diameter-Compensating Bush For A Tool Holder24 Jan 2008US 2008/0018061 A1Franz Haimer Maschinenbau KG
Most cited
By later US patents
- Oil feeding collet chuck and its collet24US 5,405,220 ANt Tool Corporation · 1995
- Sealing collet23US 5,324,050 AJacobs Chuck Technology Corporation · 1994
- Adaptors for a collet chuck19US 4,496,163 A1985
- Collet chuck19US 4,817,972 ADaishowa Seiki Co., Ltd. · 1989
- Chuck mechanism19US 5,402,580 AOsada Research Institute, Ltd. · 1995