Bladeless fluid propulsion pump

A bladeless pump comprising:

• a rotor housing, including walls defining a volute, the volute having a knife edge, a volute fluid outlet, and walls defining a rotor feed opening;
• fluid inlet walls, including walls defining a fluid inlet and passageway walls for carrying fluid from the fluid inlet to the rotor feed opening;
• a rotor assembly, including a multiplicity of rotors, each rotor having a runner portion, the runner portion having a first thickness T1, walls defining a multiplicity of central openings, and a multiplicity of spokes, the spokes including walls defining an axle opening, the spokes having a second thickness T2, the second thickness greater than the first thickness Ti;
• an axle;
• and
• a retaining collar;
• and
• wherein the rotors engage on the axle;
• wherein the rotor housing substantially encloses the runner portions of the stack rotor assembly;
• and
• wherein the endplates are planer, conical or labyrinthine shaped.

A bladeless pump comprising:

• a rotor housing, including walls defining a volute, the volute having a knife edge, a volute fluid outlet, and walls defining a rotor feed opening;
• fluid inlet walls, including walls defining a fluid inlet and passageway walls for carrying fluid from the fluid inlet to the rotor feed opening;
• a rotor assembly, including a multiplicity of rotors, each rotor having a runner portion, the runner portion having a first thickness T1, walls defining a multiplicity of central openings, and a multiplicity of spokes, the spokes including walls defining an axle opening, the spokes having a second thickness T2, the second thickness greater than the first thickness Ti;
• an axle;
• and
• a retaining collar;
• and
• wherein the rotors engage on the axle;
• wherein the rotor housing substantially encloses the runner portions of the stack rotor assembly;
• and
• further including a motor and a bearing to align the axle with the rotor housing and the stack assembly;
• wherein the bearing is substantially in the plane of the walls adjacent the rotor feed opening.

A bladeless pump comprising:

• a rotor housing, including walls defining a volute, the volute having a knife edge, a volute fluid outlet, and walls defining a rotor feed opening;
• fluid inlet walls, including walls defining a fluid inlet and passageway walls for carrying fluid from the fluid inlet to the rotor feed opening;
• a rotor assembly, including a multiplicity of rotors, each rotor having a runner portion, the runner portion having a first thickness T1, walls defining a multiplicity of central openings, and a multiplicity of spokes, the spokes including walls defining an axle opening, the spokes having a second thickness T2, the second thickness greater than the first thickness Ti;
• an axle;
• and
• a retaining collar;
• and
• wherein the rotors engage on the axle;
• wherein the rotor housing substantially encloses the runner portions of the stack rotor assembly;
• and
• further including a motor and a bearing to align the axle with the rotor housing and the stack assembly;
• wherein the bearing includes a bearing spaced apart from the rotor feed opening on struts, the rotor feed opening on straight vanes, or the rotor feed opening on vortex vanes.

A bladeless pump comprising:

• a rotor housing, including walls defining a volute, the volute having a knife edge, a volute fluid outlet, and walls defining a rotor feed opening;
• fluid inlet walls, including walls defining a fluid inlet and passageway walls for carrying fluid from the fluid inlet to the rotor feed opening;
• a rotor assembly, including a multiplicity of rotors, each rotor having a runner portion, the runner portion having a first thickness T1, walls defining a multiplicity of central openings, and a multiplicity of spokes, the spokes including walls defining an axle opening, the spokes having a second thickness T2, the second thickness greater than the first thickness Ti;
• an axle;
• a retaining collar;
• wherein the rotors engage on the axle;
• wherein the rotor housing substantially encloses the runner portions of the stack rotor assembly;
• further including a motor;
• and
• further including a cover, a base, a motor standard, and bearing standards, the base for engagement with the rotor housing, the motor standard, the bearing standards, and the cover.

A bladeless pump comprising:

• a rotor housing, including walls defining a volute, the volute having a knife edge, a volute fluid outlet, and walls defining a rotor feed opening;
• fluid inlet walls, including walls defining a fluid inlet and passageway walls for carrying fluid from the fluid inlet to the rotor feed opening;
• a rotor assembly, including a multiplicity of rotors, each rotor having a runner portion, the runner portion having a first thickness T1, walls defining a multiplicity of central openings, and a multiplicity of spokes, the spokes including walls defining an axle opening, the spokes having a second thickness T2, the second thickness greater than the first thickness Ti;
• an axle;
• a retaining collar;
• wherein the rotors engage on the axle;
• wherein the rotor housing substantially encloses the runner portions of the stack rotor assembly;
• further including a motor;
• and
• further including means to carry a fluid from walls defining the volute to the stack rotor assembly.

A bladeless pump comprising:

• a rotor housing, including walls defining a volute, the volute having a knife edge, a volute fluid outlet, and walls defining a rotor feed opening;
• fluid inlet walls, including walls defining a fluid inlet and passageway walls for carrying fluid from the fluid inlet to the rotor feed opening;
• a rotor assembly, including a multiplicity of rotors, each rotor having a runner portion, the runner portion having a first thickness T1, walls defining a multiplicity of central openings, and a multiplicity of spokes, the spokes including walls defining an axle opening, the spokes having a second thickness T2, the second thickness greater than the first thickness Ti;
• an axle;
• a retaining collar;
• and
• wherein the rotors engage on the axle;
• wherein the rotor housing substantially encloses the runner portions of the stack rotor assembly;
• and
• further including a motor and a moter standard;
• wherein the motor standard is hermetically sealed from the fluid inlet walls.

A bladeless pump comprising:

• a rotor housing, including walls defining a volute, the volute having a knife edge, a volute fluid outlet, and walls defining a rotor feed opening;
• fluid inlet walls, including walls defining a fluid inlet and passageway walls for carrying fluid from the fluid inlet to the rotor feed opening;
• a rotor assembly, including a multiplicity of rotors, each rotor having a runner portion, the runner portion having a first thickness T1, walls defining a multiplicity of central openings, and a multiplicity of spokes, the spokes including walls defining an axle opening, the spokes having a second thickness T2, the second thickness greater than the first thickness Ti;
• an axle;
• a retaining collar;
• and
• wherein the rotors engage on the axle;
• wherein the rotor housing substantially encloses the runner portions of the stack rotor assembly and wherein the fluid inlet walls engage the turbine rotor housing so as receiving fluid from rotor feed opening;
• and
• further including a motor engaged with the axle to drive the stack assembly, a motor housing, a base to support the motor, motor standard, bearing standards, and rotor housing, and a cover hermetically sealed to the base, motor standard, bearing standards, and rotor housing.