G01M 13/026
Test-benches of the mechanical closed-loop type, i.e. having a gear system constituting
Official title: Test-benches of the mechanical closed-loop type, i.e. having a gear system constituting a closed-loop in combination with the object under test
G01M13/026 (Test-benches of the mechanical closed-loop type, i.e. having a gear system constituting) appears on 34 US grants and 25 published applications in this corpus.
Search patents in G01M- Granted patents
- 34
- Published applications
- 25
- Assignees
- 34
- Inventors
- 77
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 3 |
| 2022 | 3 | 1 |
| 2023 | 2 | 1 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Experimental system and method for simulating a gear transmission of an electric multiple unit under wheel-rail excitation15 Sep 2026US 12,736,439 B2Chongqing University
- Testing of planetary transmissions without planetary carrier bearing28 Oct 2025US 12,455,211 B2Flender GmbH
- End-connecting type hydraulic loader25 Feb 2025US 12,235,182 B2
- Conformance test apparatus, sensor system, and processes12 Nov 2024US 12,140,497 B2Aktiebolaget Skf
- High-power and heavy-load back-to-back planetary gear test platform8 Oct 2024US 12,111,226 B1
- Test fixture for accelerated testing of different loads28 Aug 2025US 2025/0271329 A1International Truck Intellectual Property Company, LLC
- Experimental system and method for simulating a gear transmission of an electric multiple unit under wheel-rail excitation24 Jul 2025US 2025/0237576 A1Chongqing University
- End-Connecting Type Hydraulic Loader26 Sep 2024US 2024/0319042 A1NO.703 Research Institute of CSSC
- Testing of planetary transmissions without planetary carrier bearing18 Apr 2024US 2024/0125672 A1Flender GmbH
- Conformance test apparatus, sensor system, and processes9 Nov 2023US 2023/0358639 A1Aktiebolaget Skf
Most cited
By later US patents
- Process for testing driving axles and device for performing the process23US 4,898,026 AGlyco-Antriebstechnik GmbH · 1990
- Dynamic balancing machine16US 4,653,324 ARockwell International Corporation · 1987
- Transmission testing apparatus and method14US 4,391,131 AThe Allen Group Inc. · 1983
- Stress test rig for helicopter gear units11US 6,047,596 AZF Luftfahrttechnik GmbH · 2000
- Transmission testing machine and method6US 4,274,278 ADayco Corporation · 1981