Patent ID: 8453513

Claim:
A pressure-sensor device that comprises: a pressure-sensitive component having a body, defined in which is a blind cavity with a bottom surface and a peripheral surface, said bottom surface belonging to a membrane portion of said body, there being operatively associated to said membrane portion a detection element; and a connection structure having a duct in communication with said cavity, that is to receive a fluid, a pressure of which is to be detected, said connection structure comprising: a supporting body of the pressure-sensitive component, defining at least one respective passage; and a compressible element that is designed to be in contact with said fluid and is configured for compensating possible variations of volume thereof; wherein said compressible element is positioned at least in part within said blind cavity, and wherein said connection structure comprises a positioning member for positioning said compressible element, the positioning member being made of a single piece with said supporting body or else associated or fixed thereto; said positioning member has a respective tubular portion defining a terminal stretch of said duct; and said compressible element is housed or fixed at said tubular portion of the positioning member, with the tubular portion being at least partially surrounded by the compressible element.