Patent · US Expired

Pressure measuring device

US6993976B2 · kind B2 · utility

5Cited by

6References

12Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Thomas Fessele · Nagold, DE
Hans-Martin Hochenberger · Jeffery Road, DE
Winfried Kuhnt · Stuttgart, DE

Key dates

Filing date	Feb 19, 2003
Grant date	Feb 7, 2006
Priority date	—
Expiry date	Nov 14, 2023

Classification

Technology area (CPC G)Physics
CPC primaryG01L19/141
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A device for measuring pressure includes a housing 9 in which a carrier 3 equipped with a sensor element 31 and electrical connection elements 34 is located. The housing 9 is made up of a first housing chamber 4 that encloses the sensor element 31 and is connected with a first pressure channel 13 of a first pressure connection 12. The housing also includes a second housing chamber 5 that is sealed off from the first housing chamber 4 and encloses at least the electrical connection elements 34. The housing 9 has a third housing chamber 6 that is sealed off from the first housing chamber 4 and the second housing chamber 5. The third housing chamber is connected with a second pressure channel 11 of a second pressure connection 10.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.