发明授权
US3623369A Water-sampling device 失效
水采样装置

Water-sampling device
摘要:
BE RETAINED IN THE POSITION TAKEN AFTER AN EVACUATION STROKE. A CLOSING VALVE COOPERATES WITH THE EVACUATION CHAMBER, AND THE MOVABLE VALVE MEANS HAS AN ATTACHMENT FOR THE LINE WHICH CAN BE OPENED BY PULLING SAID LINE.
A WATER SAMPLING DEVICE, INCLUDING A VESSEL CAPABLE OF BEING CLOSED AND OPENED BY MEANS OF A REMOTE CONTROLLED VALVE AND ADAPTED TO BE LOWERED INTO LAKES, RIVERS ETC. FOR THE PURPOSE OF COLLECTING SAMPLES OF WATER. THE DEVICE INCLUDES A VESSEL CAPABLE OF BEING OPENED AND CLOSED BY A REMOTE CONTROLLED MEANS, A THERMOMETER FOR MEASUREING THE TEMPERATURE OF THE WATER, AND A LINE FOR LOWERING THE VESSEL DOWN TO THE DESIRED DEPTH. IT HAS A SINGLE ACTUATING PUMP, THE PISTON OF WHICH CAN
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