Patent ID: 9588000
Date: 2017-03-07
CPC Classifications: B29C,B29L,G01L,Y10T

Claim:
1. A pressure sensor comprising: a case; and a sensor chip that outputs a sensor signal corresponding to a measurement medium, wherein the case has a pressure introduction hole passing through the case to introduce the measurement medium, and the sensor chip is arranged to close a first end opening of the pressure introduction hole, the pressure introduction hole has an angle defined between a wall surface of the first introduction hole and located adjacent to the second end opening and a wall surface of the second introduction hole and connected to the wall surface of the first introduction hole is larger than or equal to 90°, the second introduction hole has an axis passing through a center of the first introduction hole and extending in an extending direction of the first introduction hole and an axis passing through a center of the second introduction hole and extending in an extending direction of the second introduction hole do not cross with each other, and a wall surface of the first introduction hole located opposite from the second introduction hole, at a portion opposite from the first end opening, has an inclination part that is inclined toward the second introduction hole.