B23B 2240/28
Shrink-fitted connections, i.e. using heating and cooling to produce interference fits
B23B2240/28 (Shrink-fitted connections, i.e. using heating and cooling to produce interference fits) appears on 46 US grants and 39 published applications in this corpus.
Search patents in B23B- Granted patents
- 46
- Published applications
- 39
- Assignees
- 33
- Inventors
- 76
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 5 |
| 2002 | 2 | 4 |
| 2003 | 3 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 2 |
| 2016 | 2 | 4 |
| 2017 | 3 | 1 |
| 2018 | 3 | 0 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 2 | 2 |
| 2022 | 4 | 1 |
| 2023 | 1 | 4 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shrink fitting system10 Feb 2026US 12,544,866 B2Konica Minolta, Inc.
- Tool holders with fluid directing passages22 Jul 2025US 12,365,035 B2Kennametal Inc.
- Process-controlled energy supply of an induction coil for a heating of heat-shrink chucks9 Apr 2024US 11,951,552 B2E. Zoller GmbH & Co. KG Einstell-Und MessgeräTe
- Tool holder with stress fit rods4 Jul 2023US 11,691,230 B1Techniks, LLC
- Method and apparatus for retaining a tool in a tool holder with defined contact surfaces13 Dec 2022US 11,524,341 B2Techniks, LLC
- Shrink Fitting System21 May 2026US 2026/0138220 A1Konica Minolta, Inc.
- Drilling tool1 Jan 2026US 2026/0001148 A1
- Tool chuck, method of using a tool chuck and tool clamping system8 May 2025US 2025/0144721 A1Franz Haimer Maschinenbau KG
- Shrink Fitting System31 Oct 2024US 2024/0359275 A1Konica Minolta, Inc.
- Method and appartus for retaining a tool in a tool holder with defined contact surfaces14 Sep 2023US 2023/0286060 A1Techniks, LLC
Most cited
By later US patents
- Cutting tool inserts and methods to manufacture66US 7,322,776 B2Diamond Innovations, Inc. · 2008
- Multiple part cutting tool31US 3,994,615 A1976
- Flute pieces for engineers tools27US 3,991,454 AMarwin Cutting Tools Limited · 1976
- Two-piece drill bits24US 6,572,311 B2Maxtech Manufacturing Inc. · 2003
- Interference fit type cutting tool19US 6,312,201 B1Mitsubishi Materials Corporation · 2001