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US RE49,581 E1Granted
Belt conveyor wing pulley
AssigneeSuperior Industries, Inc.
InventorsMicah D Zeltwanger, James M Solvie
Life of this patent
Estimating the term…
Abstract
A belt conveyor wing pulley is comprised of a plurality of V-shaped wings radially spaced about and connected to circumferential surfaces of a pair of spaced hubs. Gussets are connected to facing surfaces of adjacent wings and to the circumferential surfaces of the hubs.
Claims38
A pulley for a conveyor belt comprising:
- spaced first and second hubs aligned along a common axis, each of the first and second hubs having a circumferential surface;
- a plurality of radially spaced wings connected to the circumferential surface of the first and second hubs, each wing comprising:
- a metal plate having a length defined by a first end and a second end opposite the first end, a width defined by first and second surfaces of the plate, and a height defined by a first edge and a second edge opposite the first edge, the plate configured to define a first plate portion and a second plate portion, the first and second plate portions extending at an angle relative to one another from a location generally midway between the first and second end of the plate, each metal plate having an end portion near the first and second end that is connected to the circumferential surface of the first and second hubs;
- and
- a gusset connected between the first surface of each plate and the second surface of an adjacent plate.
2 more elements
A pulley for a conveyor belt comprising:
- spaced first and second hubs aligned along a common axis, each of the first and second hubs having a circumferential surface;
- a plurality of V-shaped wings radially spaced about and connected to the circumferential surfaces of the first and second hubs;
- and
- a gusset connected between a first surface of each wing and a second surface of an adjacent wing.
1 more element
A pulley having a length for supporting a conveyor belt having a width, the width of the conveyor belt extending along the length of the pulley, the pulley comprising:
- spaced first and second hubs aligned along a common axis, each of the first and second hubs having a circumferential surface;
- a plurality of wings radially spaced about and connected to the circumferential surfaces of the first and second hubs, each wing of the plurality of wings configured to define a contact surface radially spaced from the first and second hubs for contacting the conveyor belt, wherein the contact surface of a first wing of the plurality of wings overlaps with the contact surface of a second wing of the plurality of wings along the length of the pulley, the width of the conveyor belt thereby being supported by the first and second wings;
- and
- a gusset connected between a first surface of each wing and a second surface of an adjacent wing.
1 more element
A wing pulley for a belt conveyor, the wing pulley having a first end and a second end and a midpoint between the first and second end, the wing pulley comprising:
- a pair of spaced cylindrical hubs, a first hub of the pair of hubs at the first end, a second hub of the pair of hubs at the second end;
- a plurality of metal wings spaced around and supported on the pair of hubs, each wing of the plurality of wings having a curved upper edge, the upper edge being spaced from the hubs, the upper edges of the plurality of wings including contact surfaces of the wing pulley for supporting a conveyor belt;
- a metal plate extending between each pair of adjacent metal wings at a level of the hubs;
- each pair of adjacent metal wings and the metal plate defining first and second spaces below the upper edges of the plurality of wings around the wing pulley, the first space located on a first half of the wing pulley between the midpoint and the first end, the second space located on a second half of the wing pulley between the midpoint and the second end, the first and second spaces defining a non-zero angle therebetween, the non-zero angle being forward of the respective first and second ends in the direction of rotation of the wing pulley, the first and second spaces being unobstructed at the first and second ends of the wing pulley;
- wherein rotation of the wing pulley results in material in the first and second spaces between adjacent wings to be directed laterally toward the respective first and second ends of the wing pulley and away from the wing pulley;
- and
- wherein a configuration of said wings results in wing overlap along the length of the wing pulley to permit a conveyor belt to be supported by multiple wings along the belt width.
4 more elements
A wing pulley for a belt conveyor, the wing pulley having a first end and a second end and a midpoint between the first and second end, the wing pulley comprising:
- a pair of spaced cylindrical hubs, a first hub of the pair of hubs at the first end, a second hub of the pair of hubs at the second end;
- a plurality of metal wings spaced around and supported on the pair of hubs, each wing of the plurality of wings having a curved upper edge, the upper edge being spaced from the hubs, the upper edges of the plurality of wings including contact surfaces of the wing pulley for supporting a conveyor belt;
- a metal plate extending between each pair of adjacent metal wings at a level of the hubs;
- each pair of adjacent metal wings and the metal plate defining first and second spaces below the upper edges of the plurality of wings around the wing pulley, the first space located on a first half of the wing pulley between the midpoint and the first end, the second space located on a second half of the wing pulley between the midpoint and the second end, the first and second spaces defining a non-zero angle therebetween, the non-zero angle being forward of the respective first and second ends in the direction of rotation of the wing pulley, the first and second spaces being unobstructed at the first and second ends of the wing pulley;
- wherein rotation of the wing pulley results in material in the first and second spaces between adjacent wings to be directed laterally toward the respective first and second ends of the wing pulley and away from the wing pulley;
- and
- wherein a configuration of said wings results in wing overlap along the length of the wing pulley to permit a conveyor belt to be supported by multiple wings along the belt width and ease the transition of belt contact from one wing to the next.
4 more elements
A wing pulley for a belt conveyor, the wing pulley having a first end and a second end and a midpoint between the first and second end, the wing pulley comprising:
- a pair of spaced cylindrical hubs, a first hub of the pair of hubs at the first end, a second hub of the pair of hubs at the second end;
- a plurality of metal wings spaced around and supported on the pair of hubs, each wing of the plurality of wings having a curved upper edge, the upper edge being spaced from the hubs, the upper edges of the plurality of wings including contact surfaces of the wing pulley for supporting a conveyor belt;
- a metal plate extending between each pair of adjacent metal wings at a level of the hubs;
- each pair of adjacent metal wings and the metal plate defining first and second spaces below the upper edges of the plurality of wings around the wing pulley, the first space located on a first half of the wing pulley between the midpoint and the first end, the second space located on a second half of the wing pulley between the midpoint and the second end, the first and second spaces defining a non-zero angle therebetween, the non-zero angle being forward of the respective first and second ends in the direction of rotation of the wing pulley, the first and second spaces being unobstructed at the first and second ends of the wing pulley;
- wherein rotation of the wing pulley results in material in the first and second spaces between adjacent wings to be directed laterally toward the respective first and second ends of the wing pulley and away from the wing pulley;
- and
- wherein at least a portion of each wing is set at an angle (C) such that said portion lies in a plane that is forward of a radial (B) in the direction of intended rotation of wing pulley (10).
4 more elements
The wing pulley of claim 33, wherein said portion is set at an angle of between 0 and 30 degrees forward of radial (B).
A wing pulley for a belt conveyor, the wing pulley having a first end and a second end and a midpoint between the first and second end, the wing pulley comprising:
- a pair of spaced cylindrical hubs, a first hub of the pair of hubs at the first end, a second hub of the pair of hubs at the second end;
- a plurality of metal wing plates spaced around and supported on the pair of hubs, each wing plate of the plurality of wing plates having a curved upper edge, the upper edge being spaced from the hubs, the upper edges of the plurality of wing plates including contact surfaces of the wing pulley for supporting a conveyor belt;
- a metal wall between adjacent metal wing plates at a level of the hubs;
- and
- the adjacent metal wing plates and metal wall defining first and second spaces below the upper edges of the adjacent metal wing plates around the wing pulley, the first space located on a first half of the wing pulley between the midpoint and the first end, the second space located on a second half of the wing pulley between the midpoint and the second end, the first space and second space defining a non-zero angle therebetween, the non-zero angle being forward of the respective first and second ends in the direction of rotation of the wing pulley, the first and second spaces being unobstructed at the first and second ends of the wing pulley;
- wherein rotation of the wing pulley results in material in the first and second spaces between adjacent wings to be directed laterally toward the respective first and second ends of the wing pulley and away from the wing pulley;
- and
- wherein the upper edges of adjacent wing plates on the first half of the wing pulley overlap the upper edges of adjacent wing plates on the second half of the wing pulley along the length of the wing pulley such that a conveyor belt is able to be substantially supported along a width of the conveyor belt by adjacent wing plates on the first and second half of the wing pulley.
5 more elements
A wing pulley for a belt conveyor, the wing pulley having a first end and a second end and a midpoint between the first and second end, the wing pulley comprising:
- a pair of spaced cylindrical hubs, a first hub of the pair of hubs at the first end, a second hub of the pair of hubs at the second end;
- a plurality of metal wing plates spaced around and supported on the pair of hubs, each wing plate of the plurality of wing plates having a curved upper edge, the upper edge being spaced from the hubs, the upper edges of the plurality of wing plates including contact surfaces of the wing pulley for supporting a conveyor belt;
- a metal wall between adjacent metal wing plates at a level of the hubs;
- and
- the adjacent metal wing plates and metal wall defining first and second spaces below the upper edges of the adjacent metal wing plates around the wing pulley, the first space located on a first half of the wing pulley between the midpoint and the first end, the second space located on a second half of the wing pulley between the midpoint and the second end, the first space and second space defining a non-zero angle therebetween, the non-zero angle being forward of the respective first and second ends in the direction of rotation of the wing pulley, the first and second spaces being unobstructed at the first and second ends of the wing pulley;
- wherein rotation of the wing pulley results in material in the first and second spaces between adjacent wings to be directed laterally toward the respective first and second ends of the wing pulley and away from the wing pulley;
- and
- wherein an arrangement of said wing plates results in an overlap of wing plate upper edges along the length of the wing pulley to permit a conveyor belt to be supported by multiple wings along the belt width and ease the transition of belt contact from one wing to the next.
5 more elements
A wing pulley for a belt conveyor, the wing pulley having a first end and a second end and a midpoint between the first and second end, the wing pulley comprising:
- a pair of spaced cylindrical hubs, a first hub of the pair of hubs at the first end, a second hub of the pair of hubs at the second end;
- a plurality of metal wing plates spaced around and supported on the pair of hubs, each wing plate of the plurality of wing plates having a curved upper edge, the upper edge being spaced from the hubs, the upper edges of the plurality of wing plates including contact surfaces of the wing pulley for supporting a conveyor belt;
- a metal wall between adjacent metal wing plates at a level of the hubs;
- and
- the adjacent metal wing plates and metal wall defining first and second spaces below the upper edges of the adjacent metal wing plates around the wing pulley, the first space located on a first half of the wing pulley between the midpoint and the first end, the second space located on a second half of the wing pulley between the midpoint and the second end, the first space and second space defining a non-zero angle therebetween, the non-zero angle being forward of the respective first and second ends in the direction of rotation of the wing pulley, the first and second spaces being unobstructed at the first and second ends of the wing pulley;
- wherein rotation of the wing pulley results in material in the first and second spaces between adjacent wings to be directed laterally toward the respective first and second ends of the wing pulley and away from the wing pulley;
- and
- wherein at least a portion of each wing plate is set at an angle (C) such that said portion lies in a plane that is forward of a radial (B) in the direction of intended rotation of wing pulley (10).
5 more elements
Dependencies are inferred from the claim text.