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    • 7. 发明授权
    • Physical quantity detection element, physical quantity detection device, and electronic apparatus
    • 物理量检测元件,物理量检测装置和电子设备
    • US09140549B2
    • 2015-09-22
    • US13568454
    • 2012-08-07
    • Fumio IchikawaYoichi OkumuraTakayuki Kikuchi
    • Fumio IchikawaYoichi OkumuraTakayuki Kikuchi
    • G01C19/56G01C19/5607
    • G01C19/5607
    • A physical quantity detection element includes a base part, a first connection part and a second connection part respectively extending from the base part in opposite directions to each other along the X-axis, a pair of first drive vibrating arm and second drive vibrating arm and a pair of third drive vibrating arm and fourth drive vibrating arm respectively extending from the first connection part or the second connection part in opposite directions to each other along the Y-axis, a first drive detection vibrating arm and a second drive detection vibrating arm obliquely extending from the first connection part, a third drive detection vibrating arm and a fourth drive detection vibrating arm obliquely extending from the second connection part, and a first detection vibrating arm and a second detection vibrating arm respectively extending from the base part in opposite directions to each other along the Y-axis.
    • 物理量检测元件包括基部,第一连接部和第二连接部,其分别沿着X轴相对于彼此沿相反方向从基部延伸;一对第一驱动振动臂和第二驱动振动臂, 一对第三驱动振动臂和第四驱动振动臂,其分别从所述第一连接部或所述第二连接部沿着相对于所述Y轴彼此相反的方向延伸;第一驱动检测振动臂和第二驱动检测振动臂, 从第一连接部分延伸,第三驱动检测振动臂和从第二连接部分倾斜延伸的第四驱动检测振动臂,以及第一检测振动臂和第二检测振动臂,分别从基部向相反方向延伸到 彼此沿着Y轴。