Barrier piercing firehouse nozzle assemblies
US10610715B1 · kind B1 · utility
Inventor
Key dates
| Filing date | May 21, 2018 |
| Grant date | Apr 7, 2020 |
| Priority date | — |
| Expiry date | Jul 25, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62C31/07
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Illustrative embodiments of the disclosure are generally directed to barrier-piercing firehose nozzle assemblies suitable for selective application of water and/or other extinguishing liquid to an open fire or piercing a ceiling, floor or other barrier and applying the liquid to a fire concealed above, below or on the other side of the barrier. An illustrative embodiment of the barrier-piercing firehose nozzle assemblies may include a nozzle inlet housing having an inlet housing interior. A spray nozzle may be disposed in fluid communication with the inlet housing interior. A barrier-piercing applicator may be disposed in fluid communication with the inlet housing interior. The barrier-piercing applicator may be selectively deployable between a retracted position and an extended position. At least one discharge opening may be provided in the barrier-piercing applicator. A selector valve may be provided in the inlet housing interior. The selector valve may be selectively deployable in a first valve position in which the selector valve is disposed in fluid communication with the spray nozzle and a second valve position in which the selector valve is disposed in fluid communication wi…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.