B26B 19/282
Motors without a rotating central drive shaft
Official title: {Motors without a rotating central drive shaft, e.g. linear motors}
B26B19/282 (Motors without a rotating central drive shaft) appears on 103 US grants and 108 published applications in this corpus.
Search patents in B26B- Granted patents
- 103
- Published applications
- 108
- Assignees
- 43
- Inventors
- 241
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 3 |
| 2002 | 2 | 4 |
| 2003 | 3 | 4 |
| 2004 | 0 | 4 |
| 2005 | 4 | 6 |
| 2006 | 5 | 5 |
| 2007 | 3 | 2 |
| 2008 | 3 | 2 |
| 2009 | 2 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 6 |
| 2013 | 4 | 4 |
| 2014 | 3 | 2 |
| 2015 | 1 | 1 |
| 2016 | 3 | 7 |
| 2017 | 2 | 4 |
| 2018 | 5 | 22 |
| 2019 | 6 | 5 |
| 2020 | 12 | 1 |
| 2021 | 7 | 5 |
| 2022 | 2 | 2 |
| 2023 | 4 | 2 |
| 2024 | 2 | 4 |
| 2025 | 3 | 4 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electric shaver17 Feb 2026US 12,552,056 B2Shenzhen Shuye Technology Co., Ltd.
- Hair clipper with linear actuator27 Jan 2026US 12,533,822 B2Andis Company
- Reciprocating magnetic levitation linear motor and electric shear device29 Jul 2025US 12,374,980 B2Shenzhen Shuye Technology Co., Ltd.
- Small electrical appliance with protective circuit13 May 2025US 12,296,495 B2Braun GmbH
- Brushless electromagnetic suspension vibration motor with swing rods and elastic pieces15 Apr 2025US 12,278,536 B2Guangdong Huida Electric Appliance Co. LTD
- Hair trimming device and linear vibration motor6 Aug 2026US 2026/0225270 A1
- Hair Clipper with Linear Actuator7 May 2026US 2026/0124774 A1Andis Company
- Linear actuating device and hair cutting device30 Apr 2026US 2026/0115948 A1Raymond (Panyu Nansha) Electrical Appliances Development Co., Ltd.
- Linear actuator and hair cutting device30 Apr 2026US 2026/0121501 A1Raymond (Panyu Nansha) Electrical Appliances Development Co., Ltd.
- Speed-adjustable magnetic levitation motor and hair trimmer including the motor19 Feb 2026US 2026/0048519 A1Dongguan Kede Precision Manufacturing Co., Ltd.
Most cited
By later US patents
- Apparatus for converting side-to-side driving motion to rotational motion with a spring assembly and system for tuning the spring assembly58US 7,067,945 B2Koninklijke Philips Electronics N. V. · 2006
- Reciprocatory dry shaver51US 5,632,087 AMatsushita Electric Works, Ltd. · 1997
- Linear vibration motor and method for controlling vibration thereof50US 5,955,799 AMatsushita Electric Works, Ltd. · 1999
- Linear actuator50US 8,680,723 B2Johnson Electric S. A. · 2014
- Reciprocating-type electric shaver42US 6,098,288 AMatsushita Electric Works, Ltd. · 2000