Detection device
US11953491B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 8, 2019 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | Mar 31, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/205
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A detection device that is capable of being attached to a through hole includes a main body portion, a detection portion, a cover portion, an insulation portion, and an oscillation portion. The main body portion has an insertion portion and a head portion. The detection portion is arranged in the insertion portion and detects the state of a fluid. The cover portion is arranged so as to form a gap with the head portion. The insulating portion has a lateral wall having a cylindrical shape. An oscillation portion is accommodated inside the insulation portion, and performs a wireless output of a detection result of the detection portion by using the head portion, the cover portion and the gap as a slot antenna.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.