发明授权
- 专利标题: Geophone
- 专利标题(中): 地音检波器
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申请号: US10713499申请日: 2003-11-14
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公开(公告)号: US07284431B1公开(公告)日: 2007-10-23
- 发明人: James E. Barger
- 申请人: James E. Barger
- 申请人地址: US MA Cambridge
- 专利权人: BBN Technologies Corp.
- 当前专利权人: BBN Technologies Corp.
- 当前专利权人地址: US MA Cambridge
- 代理机构: Fish & Neave IP Group Ropes & Gray LLP
- 主分类号: G01P15/125
- IPC分类号: G01P15/125 ; H04R19/00
摘要:
An improved system for sensing ground motion is provided. The system generally comprises a shell and a case within the shell and connected by a suspension. The mass of the case is greater than the mass of the shell. An electrode within the shell detects relative motion between the shell and the case.
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