| US 7,571,652 B2 | ||
| Pressure sensor apparatus and pressure sensor housing | ||
| Kazunori Saito, Matsumoto (Japan); Kimihiro Ashino, Matsumoto (Japan); and Katsumichi Ueyanagi, Matsumoto (Japan) | ||
| Assigned to Fuji Electric Device Technology Co., Ltd., Tokyo (Japan) | ||
| Filed on Nov. 13, 2007, as Appl. No. 11/939,077. | ||
| Claims priority of application No. 2006-305261 (JP), filed on Nov. 10, 2006. | ||
| Prior Publication US 2008/0110273 A1, May 15, 2008 | ||
| Int. Cl. G01L 7/00 (2006.01) | ||
| U.S. Cl. 73—756 [73/708] | 11 Claims |
| 1. An apparatus comprising:
a sensor housing main body including a seating surface;
a pressure detection chamber located within the sensor housing main body; and
a protective wall protruding from an inner peripheral side wall of the sensor housing main body into the pressure detection
chamber;
wherein the protective wall has a first inclined surface located in a plane that intersects with a plane in which the seating
surface is located; and
wherein a second inclined surface is formed on an inner peripheral side wall of the pressure detection chamber, and the second
inclined surface lies in a plane that intersects the plane containing the seating surface.
|