| 摘要 |
A current meter for measuring the velocity and direction of the water current comprising a housing, a support cable rigidly secured to the housing and appendages rotatably mounted at opposed ends of the housing and formed of a neutrally buoyant material. The appendages are formed from a single piece of the neutrally buoyant material which is attached to a pair of sleeves which are rotatably mounted to the exterior of the housing by a pair of ballbearing races.
|
