A rigid and light mantle joins tightly between the geophone body and its tailcone, combining with the tailcone, to form a device called geophone seat.

摘要在检波器尾锥与检波器主体连接处紧密连接一个刚度大、质量轻的“尾罩”，该尾罩与尾锥共同构成检波器尾座。