TRAINING STAND FOR TAKING STATIC CHARACTERISTICS OF ADJUSTABLE PUMPS Russian patent published in 1994 - IPC

FIELD: testing of pumps. SUBSTANCE: in stand comprising hydraulic tank 6, adjustable pump 1, safety valve 2, loading throttle 3, flow rate transmitter 5, pressure transmitter 4, torque transmitter 9 and rotation speed transmitter 10 the recording apparatus is a two- coordinate recorder electrically connected to pressure transmitter 4, flow rate transmitter 5 and torque transmitter 9, the pressure transmitter 4 being connected to horizontal coordinate while flow rate and torque transmitters 5 and 9, to vertical coordinate via selector switch. EFFECT: improved functional and operating characteristics. 2 dwg