Patent ID: 8231364
Filing Date: 2012-07-31
Classification: F04B,G05D

Abstract:
1. A magnetic drive pump comprising: an outer drive shaft that passes through an outer bracket enclosure and that is coupled to an outer magnet carrier, the outer magnet carrier being accommodated within the outer bracket enclosure comprising an annular sleeve comprising an inner surface connected to a plurality of circumferentially spaced apart outer magnets, a canister axially accommodated within the outer magnet carrier, the canister comprising an enclosed proximal end that rotatably accommodates a proximal end of a rotor shaft, the canister further comprising a distal end that is connected to a stationary adapter plate, the adapter plate being disposed between the outer bracket enclosure and a pump casing, the rotor shaft comprising a distal end that extends axially outward beyond the distal end of the canister before being connected to a rotor disposed in the pump casing, the pump casing being disposed between the adapter plate and a head plate, the head plate being connected to a pressure relief valve, the proximal end of the canister comprising a membrane heater, the adapter plate comprising a first plurality of circumferentially spaced apart cartridge heaters, the pump casing comprising a first band heater, the head plate comprising a second plurality of spaced cartridge heaters and the pressure relief valve comprising a second band heater.