H01H 33/65
Wherein the break is in air at atmospheric pressure
Official title: wherein the break is in air at atmospheric pressure, e.g. in open air
H01H33/65 (Wherein the break is in air at atmospheric pressure) appears on 9 US grants and 9 published applications in this corpus.
Search patents in H01H- Granted patents
- 9
- Published applications
- 9
- Assignees
- 8
- Inventors
- 29
- Latest grant
- 31 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 4 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year.
Recent patents
- Switch device31 May 2022US 11,348,748 B2ABB Schweiz AG
- In-line motorized double break disconnect switch14 Apr 2020US 10,622,175 B2Cleaveland/Price Inc.
- Air circuit breaker having an improved electric arc quenching chamber29 Jan 2019US 10,192,700 B2Schneider Electric Industries SAS
- Electrical apparatus for breaking an electric current in air comprising an improved extinguishing gas filtering device10 Jul 2018US 10,020,143 B2Schneider Electric Industries SAS
- Multipolar air-break circuit breaker including an improved device for filtering quenching gas10 Jul 2018US 10,020,144 B2Schneider Electric Industries SAS
- Switch Device24 Jun 2021US 2021/0193416 A1ABB Schweiz AG
- In-line motorized double break disconnect switch2 Jan 2020US 2020/0006022 A1Cleaveland/Price Inc.
- Air circuit breaker having an improved electric arc quenching chamber26 Oct 2017US 2017/0309425 A1Schneider Electric Industries SAS
- Electrical apparatus for breaking an electric current in air comprising an improved extinguishing gas filtering device28 Sep 2017US 2017/0278653 A1Schneider Electric Industries SAS
- Multipolar air-break circuit breaker including an improved device for filtering quenching gas15 Jun 2017US 2017/0169972 A1Schneider Electric Industries SAS
Most cited
By later US patents
- Air circuit breaker having an improved electric arc quenching chamber7US 10,192,700 B2Schneider Electric Industries SAS · 2019
- Switchgear5US 9,117,608 B2Mitsubishi Electric Corporation · 2015
- Multipolar air-break circuit breaker including an improved device for filtering quenching gas3US 10,020,144 B2Schneider Electric Industries SAS · 2018
- Electrical apparatus for breaking an electric current in air comprising an improved extinguishing gas filtering device2US 10,020,143 B2Schneider Electric Industries SAS · 2018
- Low-voltage circuit breaker with interchangeable poles2US 7,960,666 B2ABB AB · 2011