Apparatus for discharging powder of secondary battery
AssigneeSK On Co., Ltd.
InventorsIn Mok KIM, Moo Jin PARK
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Abstract
An apparatus for discharging powder of a secondary battery includes a hopper having an accommodating space in which powder is accommodated and a discharge port through which the powder is discharged, a drive shaft at least partially disposed inside the hopper and having a shape extending in a first direction, a drive motor connected to the drive shaft and rotating the drive shaft, and a spiral blade connected to a circumferential surface of the drive shaft, wherein the spiral blade includes a first blade and a second blade having different radii.
Claims17
An apparatus for discharging powder of a secondary battery, the apparatus comprising:
- a hopper having an accommodating space in which powder is accommodated and a discharge port through which the powder is discharged;
- a drive shaft at least partially disposed inside the hopper and having a shape extending in a first direction;
- a drive motor connected to the drive shaft and rotating the drive shaft;
- and
- a spiral blade connected to a circumferential surface of the drive shaft,
- wherein the spiral blade includes a first blade and a second blade having different radii.
An apparatus for discharging powder of secondary battery, the apparatus comprising:
- a hopper having an accommodating space in which powder is accommodated and a discharge port through which the powder is discharged, the discharge port being formed at a bottom;
- a drive shaft at least partially disposed inside the hopper and having a shape extending in a first direction;
- a drive motor connected to the drive shaft and rotating the drive shaft;
- and
- a plurality of screw members connected to a circumferential surface of the drive shaft and extending outwardly in a radial direction of the drive shaft,
- wherein at least a portion of the plurality of screw members are disposed in a position opposite to the discharge port.
Dependencies are inferred from the claim text.