发明名称 |
Piston-type marine vibrators comprising a compliance chamber |
摘要 |
Disclosed are embodiments of a marine vibrator and methods of using. Embodiments of the marine vibrator may comprise a containment housing; a piston plate, wherein an internal volume of the marine vibrator is at least partially defined by the containment housing and the piston plate, the internal volume containing a first gas at a first gas pressure; a fixture coupled to the containment housing; a mechanical spring element coupled to the piston plate and the fixture; a driver coupled to the piston plate and the fixture, wherein the driver is configured to move the piston plate back and forth; and a compliance chamber in contact with the first gas, wherein the compliance chamber comprises a second gas at a second gas pressure. co r-_- U") o to C)t LO C)' |
申请公布号 |
AU2014227537(A1) |
申请公布日期 |
2015.04.09 |
申请号 |
AU20140227537 |
申请日期 |
2014.09.19 |
申请人 |
PGS GEOPHYSICAL AS |
发明人 |
TENGHAMN, STIG RUNE LENNART;ZROSTLIK, JULIE SLAUGHTER;REINDERS, TODD ALLAN |
分类号 |
G01V1/38;G01V1/02;G01V1/145 |
主分类号 |
G01V1/38 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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