| 摘要 |
An arrangement for connecting a hand held fluid-driven appliance in the form of a rotor-driven power toothbrush to a faucet comprises concentrically arranged tubes 17, 18 to connect the faucet with the toothbrush, with the pressure side of the faucet connected to the innermost tube 17, and the exhaust or discharge side connected to the annular space between the inner and outer tubes. Swivel connections are provided comprising tubing flanges 28, 37 on the tubes 17, 18 locating metal rollers 27, 36 with O-rings 26, 34 sealing both with the tubes and with internal shoulders 31, 35 within the fitting 19 within which the tubes are rotatable. <IMAGE> |
