Breath sensor apparatus
US10502723B2 · kind B2 · utility
11Cited by
11References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 2015 |
| Grant date | Dec 10, 2019 |
| Priority date | — |
| Expiry date | Jan 5, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/4975
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A breath sensor apparatus for detecting the presence of a compound in an exhaled gas sample, the apparatus comprising a chamber for retaining a gas sample, the chamber defining a gas inlet and a gas outlet, a sensor inside the chamber for analyzing the gas sample, an airflow disrupting element disposed proximate to the sensor to affect the airflow near the device, and an airflow reducing element disposed over the gas outlet to increase the retention time of the gas sample within the chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.