Claims
- 1. A machine that converts energy comprising:a housing having an inner surface; a first rotor mounted for rotation in the housing about a first axis, a first outer surface defining at least part of a sphere having a common center with the first inner surface and adapted to intimately engage the inner surface of the housing; a second rotor having a forward portion and a rearward portion, mounted for rotation on the housing about a second axis offset from the first axis and being collinear by an angle α and intersecting at the common centers of the rotors, the second rotor including a second inner surface defining at least part of a sphere having a common center with the center of the first rotor, a second outer surface defining at least part of a sphere and having a common center with the second inner surface and adapted to engage the inner surface of the housing; the said first rotor further having a first contact face that is defined by the locus formed by points on the second rotor as the second rotor rotates about the second axis, and a first contact surface is positioned in the forward region of the first rotor; the second rotor further having a second contact face that is defined by the locus formed by points on the first rotor as the first rotor rotates about the first axis, the second rotor further having a rearward surface that is positioned in the rearward portion of the second rotor; the points of each rotor that define the locus line along and outer edges of a common central axis is essentially a radius extending outward from the common centers of the rotor at an angle α/2 from a normal to the axis of the other rotor; whereas the first contact surface of the first rotor does not come into contact with the rearward surface of the second rotor allowing fluid to pass thereinbetween to cause the second rotor to be substantially hydraulically balanced about the second axis during the complete revolution of the second rotor.
- 2. The apparatus as recited in claim 1 further comprising:whereas the machine to convert energy is a pump that is adapted to increase the pressure of a fluid, and the housing has a first lateral radial portion and a second has an input port located on and an output port.
- 3. A pump to transport a fluid comprising:a housing having an inner surface; a first rotor mounted for rotation in the housing about a first axis, a first outer surface defining at least part of a sphere and adapted to intimately engage the inner surface of the housing; a second rotor having a forward portion and a rearward portion, mounted for rotation in the housing about a second axis offset from being collinear with the first axis by an angle α and intersecting at the common centers of the rotors, the second rotor including a second inner surface defining at least part of a sphere having a common center with the center of the first rotor, a second outer surface defining at least part of a sphere and having a common center with the second inner surface and adapted to engage the inner surface of the housing; the said first rotor further having a first contact face that is defined by a locus formed by points on the second rotor as the second rotor rotates about the second axis, and the first rotor further has a first contact surface which is positioned in the forward region of the first rotor; the second rotor further having a second contact face that is defined by a locus formed by points on the first rotor as the first rotor rotates about the first axis, the second rotor further has a rearward surface that is positioned in the rearward portion of the second rotor; the points of each rotor that define the locus along an outer edge of a common central axis is essentially a radius extending outward from the common centers of the rotor at an angle α/2 from a normal to the axis of the other rotor; whereas the first contact surface of the first rotor does not come into contact with the rearward surface of the second rotor allowing fluid to pass thereinbetween to cause the second rotor to be substantially hydraulically balanced about the second axis during the complete revolution of the second rotor.
- 4. The pump as recited in claim 3 further comprising:where the first rotor has a center surface defining at least part of a sphere and is adapted to engage the second inner surface of the second rotor.
- 5. The pump as recited in claim 4 where the center surface of the first rotor is convex[MFH24].
- 6. The pump as recited in claim 3 further comprising:where the first and second rotors have inward surfaces adapted to allow a shaft to pass therethrough.
- 7. The pump apparatus as recited in claim 6 further comprising:where the inner surface of the first rotor engages the shaft in a manner to rotate in conjunction therewith.
- 8. The pump as recited in claim 7 further comprising:the second rotor is substantially balanced about the second axis with respects to the rotational position of the second rotor.
- 9. A pump assembly adapted to increase the pressure of a fluid where the pump assembly comprises:a central shaft having a longitudinal central axis and is adapted to rotate about said central axis, said central shaft further having a cylindrical outer surface; a rotor assembly comprising; a power rotor adapted to rotate about a longitudinal power axis the power rotor comprising, a first outer surface defining at least part of a sphere having a common center with the first inner surface and adapted to intimately engages the inner surface of the housing, the power rotor having an inward region and an outward region and comprising a plurality of lobes and further comprising an outward contact surface and longitudinally extending surfaces defining conduits allowing communication between the inward region and the outward region, a first contact surface that is positioned in the forward region of the first rotor; a slave rotor adapted to rotate about a longitudinal slave axis and having an inward region and an outward region; a base housing having a central portion and a peripheral portion, the base housing further having a master region and a slave region the base housing comprising; a central surface located in the central portion and is adapted to be in close engagement of the cylindrical surface of the central shaft; a first surface adapted to engage the outward surface of the said power rotor, a first longitudinally extending surface defining a first passageway allowing communication to the power conduits of the power rotor, a second surface located in the slave region of the base housing and is adapted to engage the outward surface of the slave rotor and support the slave rotor about the longitudinal slave axis at an angle α with respects to the longitudinal power axis, whereas the said first rotor further having a first contact face that is defined by the locus formed by points on the second rotor as the second rotor rotates about the second axis, the second rotor further having a first contact face that is defined by the locus formed by points on the first rotor as the first rotor rotates about the first axis, and the central surface of the power rotor is connected to the central shaft and the inward regions of the slave rotor and the power rotor are adapted to engage one another and rotate where the lobes of the slave rotor and the power rotor define operating chambers that change in volume with respects to rotation of the central shaft and fluid is displaced through the conduits of the power rotor and through the first passageway whereby reducing the axial thrust load upon the power rotor.
- 10. A device to convert energy comprising:a first rotor adapted to rotate about a first axis where the first rotor having a plurality of lobes each lobe having a leading and trailing engagement surface, an engagement tip surface and a forward surface, a second rotor adapted to rotate about a second axis where the second rotor having a plurality of lobes each lobe having a leading and trailing engagement surface, an engagement tip surface and a forward surface the first and second axes are offset from being collinear by an angle α and the lobes of the lobes of the first and second rotors are adapted to intermesh between one another where a second rotor lobe bottom dead center position is defined as the orientation where a second rotor lobe is fully inserted between two adjacent leading and trailing first rotor lobes a casing having an inner surface adapted to house the first and second rotors and having an inlet port and an outlet port, whereas the leading and trailing engagement surfaces of the first and second rotors are each defined by points about an axis that is equidistant between the first and second axes at an equidistant angle where the engagement surface to be defined is defined by mutually rotating the engagement surface to be defined about its axis of rotation and as the said axis about the opposing axis at the equidistant angle from the opposing axis where points about the said axis define the engagement surface, and when the rotors are orientated in the second rotor lobe bottom dead center position a first sub chamber is partially defined by the trailing engagement surface of the leading lobe of the first rotor and the leading engagement surface of the second rotor lobe at the second rotor lobe bottom dead center position and a second sub chamber is partially defined by the leading engagement surface of the trailing lobe of the first rotor and the trailing engagement surface of the second rotor lobe at the second rotor lobe bottom dead center position where the first and second sub chambers are in communication with one another allowing a the pressure forces acting upon the trailing engagement surface of the leading lobe of the first rotor is substantially equal to the leading engagement surface of the trailing rotor whereby substantially rotationally balancing the second rotor about the second axis during the complete revolution of the second rotor.
- 11. A device to convert the energy of a fluid that is non-compressible, the device comprising:a rotor assembly comprising: a first rotor having a center point and a first axis of rotation extending through the first rotor's center point and a plurality of lobes each lobe having a forward engagement surface and a trailing engagement surface, the first rotor further having an outer surface that partially defines a sphere, a second rotor having a center point and a second axis of rotation that extends through the second rotor's center point and is offset from being collinear from the first rotor by an angle α, where as the second rotor further comprising a plurality of lobes each lobe having a rotationally forward engagement surface and a rotationally trailing engagement surface where the lobes of the first and second rotor are adapted to be intermeshed to define operating chambers and the center point of the second rotor coincides in location to the center of the first rotor, the second rotor further having an outer surface that partially defines a sphere, whereby the rotor assembly has first and second lateral regions and a top dead center region and a bottom dead center region and the engagement surfaces of the lobes of the first and second rotor are defined by points on the outer portion of a locus on the opposing rotor as the first and second rotors mutually rotate where the points on the outer portion of the locus are about a central axis that is fixed angle from the opposing rotor at the fixed angle is an equidistant angle between the first and second axis, and when a power lobe is at the bottom dead center portion of rotation a forward and trailing sub chambers on each rotational side of the power lobe are defined, a casing having an inner surface that partially forms a sphere and is adapted to house the rotor assembly, the casing comprising inlet port that is in communication with the first lateral region and an outlet ports that is in communication with the second lateral regions of the rotor assembly, the inner surface of the casing engaging the outer surfaces of the first and second rotor whereby creating a seal between the inlet and outlet ports whereby the first and second subchambers are in communication allowing the pressure in the first and second subchambers to be substantially equal whereby creating rotational hydraulic balance upon the second rotor during the complete revolution of the second rotor.
- 12. The device as recited in claim 11 where the operating chambers of the first lateral region of the rotor assembly increase in volume and the operating chambers second lateral region decrease in volume with respects to rotation of the rotor assembly in a first rotational direction whereby the second lateral region that is in communication with the outlet port is at a higher pressure than the first lateral region.
- 13. The device as recited in claim 12 where the first rotor is adapted to have a torque applied thereto in the said first rotational direction to increase the pressure of the said fluid.
- 14. The device as recited in claim 12 where the first rotor further comprises a forward and a rearward portion whereby a surface defining a passageway allow communication to the operating chambers of the rotor assembly and to the rearward portion of the first rotor.
- 15. The device as recited in claim 14 where the casing defines axially extending conduits whereby fluid is adapted to pass through axially extending conduits and the passageway of the first rotor to enter in the operating chambers of positioned in the first lateral region.
- 16. The device as recited in claim 12 where the second rotor further comprises a forward and a rearward portion whereby a surface defining a passageway allow communication to the operating chambers of the rotor assembly and to the rearward portion of the first rotor.
- 17. The device as recited in claim 16 where the casing defines axially extending conduits whereby fluid is adapted to pass through axially extending conduits and the passageway of the second rotor to enter in the operating chambers of positioned in the first lateral region.
- 18. The device as recited in claim 16 where a transverse axis is defined as extending between the top dead center and bottom dead center regions where the rearward region of the second rotor has a conical backface having first and second lateral regions that correspond in location to the first and second regions of the rotor assembly and the high pressure fluid is adapted to apply pressure upon the first lateral conical backface in the first region whereby causing a torquing moment about the transverse axis.
- 19. The device as recited in claim 18 where the second rotor is substantially balanced about the transverse axis.
- 20. The device as recited in claim 11 where the first rotor has a center region and a central surface is located in the center region and partially defines a sphere and the second rotor has a central region that has an inner surface that partially defines a sphere and is adapted to receive the central surface of the first rotor.
- 21. The device as recited in claim 20 where the central region of the first rotor comprises a shaft extending therethrough where the shaft is rotationally fixed to the first rotor and the central region of the second rotor comprises a surface that defines a partially cylindrical region and the shaft extends therethrough.
- 22. The device as recited in claim 21 further comprising:a second rotor assembly comprising: a first rotor having a center point and a first axis of rotation extending through the first rotor's center point and a plurality of lobes each lobe having a forward engagement surface and a trailing engagement surface, the first rotor further having an outer surface that partially defines a sphere, a second rotor having a center point and a second axis of rotation that extends through the second rotor's center point and is offset from being collinear from the first rotor by an angle α, where as the second rotor further comprising a plurality of lobes each lobe having a rotationally forward engagement surface and a rotationally trailing engagement surface where the lobes of the first and second rotor are adapted to be intermeshed to define operating chambers and the center point of the second rotor coincides in location to the center of the first rotor, the second rotor further having an outer surface that partially defines a sphere, whereby the rotor assembly has first and second lateral regions and a top dead center region and a bottom dead center region and the engagement surfaces of the lobes of the first and second rotor are defined by points on the outer portion of a locus on the opposing rotor as the first and second rotors mutually rotate where the points on the outer portion of the locus are about a central axis that is fixed angle from the opposing rotor at the fixed angle is an equidistant angle between the first and second axis, and when a power lobe is at the bottom dead center portion of rotation a forward and trailing sub chambers on each rotational side of the power lobe are defined.
RELATED APPLICATIONS
This application claims priority of U.S. Provisional Applications Ser. No. 60/174,890 filed Jan. 7, 2000, Ser. No. 60/178,492 filed Jan. 27, 2000, Ser. No. 60/195,952 filed Apr. 10, 2000, and Ser No. 60/218,228 which was filed Jul. 14, 2000.
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Entry |
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Provisional Applications (4)
|
Number |
Date |
Country |
|
60/174890 |
Jan 2000 |
US |
|
60/178492 |
Jan 2000 |
US |
|
60/195952 |
Apr 2000 |
US |
|
60/218228 |
Jul 2000 |
US |