B23B 31/1071
Retention by balls
Official title: {Retention by balls (balls acting as jaws B23B31/22)}
B23B31/1071 (Retention by balls) appears on 368 US grants and 317 published applications in this corpus.
Search patents in B23B- Granted patents
- 368
- Published applications
- 317
- Assignees
- 200
- Inventors
- 552
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 16 | 0 |
| 2000 | 3 | 0 |
| 2001 | 14 | 1 |
| 2002 | 9 | 6 |
| 2003 | 9 | 8 |
| 2004 | 5 | 9 |
| 2005 | 7 | 4 |
| 2006 | 5 | 9 |
| 2007 | 3 | 12 |
| 2008 | 4 | 8 |
| 2009 | 3 | 18 |
| 2010 | 12 | 10 |
| 2011 | 6 | 13 |
| 2012 | 11 | 10 |
| 2013 | 12 | 12 |
| 2014 | 12 | 17 |
| 2015 | 8 | 23 |
| 2016 | 14 | 14 |
| 2017 | 22 | 20 |
| 2018 | 25 | 11 |
| 2019 | 10 | 19 |
| 2020 | 11 | 14 |
| 2021 | 17 | 12 |
| 2022 | 8 | 15 |
| 2023 | 10 | 16 |
| 2024 | 14 | 13 |
| 2025 | 10 | 11 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multiple connection drive shaft14 Jul 2026US 12,678,177 B2Medtronic PS Medical, Inc.
- Clamping assembly for a toolholder assembly9 Jun 2026US 12,649,189 B2Kennametal Inc.
- Processing tool12 May 2026US 12,623,294 B2Sugino Machine Limited
- Processing tool17 Mar 2026US 12,576,449 B2Sugino Machine Limited
- Clamping system, and changing system comprising the same10 Mar 2026US 12,570,006 B2SUHNER Schweiz AG
- Bit holder8 Oct 2026US 2026/0307155 A1Milwaukee Electric Tool Corporation
- A quick-locking tool holder adaptor for high torque power tools25 Jun 2026US 2026/0175375 A1OSL Cutting Technologies Limited
- Surgical handpiece and cooperating rotary tool11 Jun 2026US 2026/0157761 A1Emd Kft.
- Chuck4 Jun 2026US 2026/0151880 A1
- Chuck with quick connect spindle interface7 May 2026US 2026/0124683 A1Apex Brands, Inc.
Most cited
By later US patents
- Blade retention mechanism for surgical instrument1,022US 9,265,516 B2Gyrus ACMI, Inc. · 2016
- Handle adapter and chuck apparatus for power bits279US 4,692,073 A1987
- Quick connection method and device, and surgical instrument for driving interchangeable rotary tools148US 5,928,241 ASodem Diffusion S.A. · 1999
- Chuck assembly for tool bits147US 5,013,194 A1991
- Chuck having one-step lock and release136US 5,398,946 APoly-Tech Industries · 1995