DEVICE FOR HEATING LIQUID Russian patent published in 2004 - IPC

FIELD: heat engineering; water heating systems for industrial and domestic rooms.

SUBSTANCE: proposed device includes stator provided with cylindrical cavity formed by two covers having holes for delivery and discharge of liquid and cylindrical holder; device is also provided with rotor inserted into cylindrical cavity; this rotor has at least two disks secured on shaft at some distance from each other; these disks have recesses on their cylindrical surfaces and holes in their end faces at periphery; holes in end faces are blind and are engageable with mating blind holes made additionally on inner surfaces of stator covers; recesses on cylindrical surfaces of disks are engageable with mating recesses made additionally on inner surface of cylindrical holder; fixed ring located in between disks is secured to inner surface of cylindrical holder and is provided with blind holes on its end surfaces; these holes are engageable with blind holes of end faces of disks; zone of cylindrical cavity of stator near rotor shaft may be connected with peripheral zone of cylindrical cavity of stator near cylindrical holder.

EFFECT: enhanced efficiency.

2 cl, 4 dwg