Pressure sensing device having temperature sensor
US10184855B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 1, 2016 |
| Grant date | Jan 22, 2019 |
| Priority date | — |
| Expiry date | May 25, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L2009/0066
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Disclosed is a pressure detecting device having a temperature sensor, the device including: a housing having a first chamber, a second chamber, and a port part having a fluid guide tube that guides a pressure transmitting fluid to the second chamber; a lead frame coupled to the housing and configured for being connected to an external device; a circuit substrate electrically connected to the lead frame and including a first surface and a second surface; a pressure detecting element provided on the second surface of the circuit substrate and generating an electrical signal according to a pressure change; a tube coupled to the port part, whereby a first end of the tube is open and provided inside the first chamber; and a temperature detecting element provided inside the tube and transmitting an electrical signal generated according to a temperature change to the circuit substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.