Rapid inflating and discharging device for protective suit and intelligent multi-purpose protective suit comprising same
US11470890B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2017 |
| Grant date | Oct 18, 2022 |
| Priority date | — |
| Expiry date | Sep 17, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D27/008
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to an rapid inflating/deflating device used for a protective clothing and a smart protective clothing, the inflating/deflating device including: an outer cylinder provided with a first hole; an inner cylinder provided in the outer cylinder and provided with a second hole and being capable of sliding between a first position in which the second hole is aligned with the first hole and a second position in which the second hole is deviated from the first hole and is closed by the inner wall of the outer cylinder; a blade provided in the inner cylinder and a motor driving the blade; a biasing device for biasing the inner cylinder toward the first position; wherein the inner cylinder further comprises a third opening on which an one-way valve is provided so as to allow pressurized gas to flow one-way.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.