| 发明名称 |
PRESSURE SENSOR |
| 摘要 |
An object of the present invention is to realize a pressure sensor with a small variation in sensor characteristics. The pressure sensor includes a diaphragm having longitudinal and lateral sides, and four strain gauges disposed on the diaphragm. The four strain gauges are arranged at a center of the diaphragm. Two of the four strain gauges are arranged along a lateral direction, and other two strain gauges are arranged along a longitudinal direction. |
| 申请公布号 |
US2016025581(A1) |
申请公布日期 |
2016.01.28 |
| 申请号 |
US201314647351 |
申请日期 |
2013.11.06 |
| 申请人 |
HITACHI AUTOMOTIVE SYSTEMS, LTD. |
发明人 |
KAZAMA Atsushi;OTA Hiroyuki;HASHIZUME Jiro;ONOZUKA Junji;ONUKI Hiroshi;TOBITA Miho |
| 分类号 |
G01L9/00 |
主分类号 |
G01L9/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A pressure sensor comprising a diaphragm having longitudinal and lateral sides, and four strain gauges disposed on the diaphragm, wherein:
the four strain gauges are arranged at a center of the diaphragm; and two of the four strain gauges are arranged along a lateral direction, and other two strain gauges are arranged along a longitudinal direction. |
| 地址 |
Hitachinaka-shi, Ibaraki JP |
