Gas sensor
US11821865B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2019 |
| Grant date | Nov 21, 2023 |
| Priority date | — |
| Expiry date | Apr 27, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/0036
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A gas sensor including: a sensor element extending in an axial direction; a metal shell surrounding and supporting the sensor element; an exterior tube that is tubular and is mounted to a rear end of the metal shell; a metal terminal including a first end connected to a lead wire and a second end electrically connected to the sensor element; a separator that is tubular and is disposed in the exterior tube and contains the metal terminal and the sensor element; and a holder being in contact with the separator in the axial direction. The holder includes ribs formed in a frontward face or a rearward face of the holder and arranged at predetermined intervals in a circumferential direction. Each of the ribs occupies a region having a length equal to or greater than a thickness of the holder, as viewed in the axial direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.