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US 12,612,724 B2Granted
Laundry treating apparatus
AssigneeLG Electronics Inc.
InventorsGyeoungjin Jeon, Taesang Park, Byungjae Choi
Life of this patent
Estimating the term…
Abstract
The present disclosure relates to a laundry treating apparatus capable of installing a coupler that connects a housing (a gearbox) capable of rotating a driver and a drum in a clutch inside the housing.
Claims27
A laundry treating apparatus comprising:
- a cabinet having a top surface and defining an opening at the top surface;
- a tub defining an inlet that is in fluid communication with the opening, the tub being configured to store water;
- a drum accommodated in the tub and configured to accommodate laundry, the drum being configured to rotate in the tub;
- a pulsator disposed at a bottom surface of the drum and configured to rotate to thereby agitate the laundry;
- a driver disposed below the tub and configured to provide power for rotating at least one of the drum or the pulsator;
- and
- a clutch disposed between the driver and the pulsator and configured to transmit the power to at least one of the drum or the pulsator,
- wherein the clutch includes:
- a gear configured to rotate by engaging the driver,
- a rotation shaft coupled to the gear and configured to rotate the pulsator,
- a housing configured to accommodate the gear and the rotation shaft and configured to rotate the drum through a bottom surface of the tub,
- a coupler received inside the housing and configured to selectively rotate the housing by selectively transmitting the power of the driver to the housing, and
- a clutch cover coupled to the tub and configured to rotatably support the housing,
- wherein a lower end of the coupler is disposed above a lower end of the rotation shaft, and
- wherein the clutch cover accommodates both the housing and the coupler.
12 more elements
A laundry treating apparatus comprising:
- a cabinet having a top surface and defining an opening at the top surface;
- a tub defining an inlet that is in fluid communication with the opening, the tub being configured to store water;
- a drum accommodated in the tub and configured to accommodate laundry, the drum being configured to rotate in the tub;
- a pulsator disposed at a bottom surface of the drum and configured to rotate to thereby agitate the laundry;
- a driver disposed below the tub and configured to provide power for rotating at least one of the drum or the pulsator;
- and
- a clutch disposed between the driver and the pulsator and configured to transmit the power to at least one of the drum or the pulsator,
- wherein the clutch includes:
- a gear configured to rotate by engaging the driver,
- a rotation shaft coupled to the gear and configured to rotate the pulsator,
- a housing configured to accommodate the gear and the rotation shaft and configured to rotate the drum through a bottom surface of the tub,
- a coupler received inside the housing and configured to selectively rotate the housing by selectively transmitting the power of the driver to the housing, and
- a clutch cover coupled to the tub and configured to rotatably support the housing,
- wherein a lower end of the coupler is disposed above a lower end of the rotation shaft, and
- wherein the clutch cover supports a lower portion of the housing and accommodates the coupler.
12 more elements
A laundry treating apparatus comprising:
- a cabinet having a top surface and defining an opening at the top surface;
- a tub defining an inlet that is in fluid communication with the opening, the tub being configured to store water;
- a drum accommodated in the tub and configured to accommodate laundry, the drum being configured to rotate in the tub;
- a pulsator disposed at a bottom surface of the drum and configured to rotate to thereby agitate the laundry;
- a driver including:
- a stator disposed below the tub and configured to provide power for rotating at least one of the drum or the pulsator,
- a rotor rotated by the stator, and
- a driving shaft rotated by the rotor;
- and
- a clutch disposed between the stator and the pulsator and configured to transmit the power to at least one of the drum or the pulsator,
- wherein the clutch includes:
- a gear configured to rotate by engaging the driving shaft,
- a rotation shaft coupled to the gear and configured to rotate the pulsator,
- a housing configured to accommodate the gear and the rotation shaft and configured to rotate the drum through a bottom surface of the tub,
- a coupler received inside the housing and configured to selectively rotate the housing by selectively transmitting the power of the driver to the housing,
- a support supporting the coupler and configured to lift and lower the coupler, and
- a clutch cover rotatably supporting a lower portion of the housing and accommodating the coupler and the support,
- wherein a lower end of the coupler is disposed above a lower end of the rotation shaft, and
- wherein the clutch cover is at least partially disposed inside the stator.
16 more elements
A laundry treating apparatus comprising:
- a cabinet having a top surface and defining an opening at the top surface;
- a tub defining an inlet that is in communication with the opening, the tub being configured to store water;
- a drum accommodated in the tub and configured to accommodate laundry, the drum being configured to rotate in the tub;
- a pulsator disposed at a bottom surface of the drum and configured to rotate to thereby agitate the laundry;
- a driver including:
- a stator disposed below the tub and configured to provide power for rotating at least one of the drum or the pulsator,
- a rotor rotated by the stator, and
- a driving shaft rotated by the rotor;
- and
- a clutch disposed between the stator and the pulsator and configured to transmit the power to at least one of the drum or the pulsator,
- wherein the clutch includes:
- a gear configured to rotate by engaging the driving shaft,
- a rotation shaft coupled to the gear and configured to rotate the pulsator,
- a housing configured to accommodate the gear and the rotation shaft and configured to rotate the drum through a bottom surface of the tub,
- a coupler received inside the housing and configured to selectively rotate the housing by selectively transmitting the power of the driver to the housing,
- a support supporting the coupler and configured to lift and lower the coupler;
- and
- a clutch cover rotatably supporting a lower portion of the housing and accommodating the coupler and the support,
- wherein a lower end of the coupler is disposed above a lower end of the rotation shaft, and
- wherein the stator or the rotor accommodates a portion of the clutch cover.
17 more elements
A laundry treating apparatus comprising:
- a cabinet having an opening defined in a top surface thereof;
- a tub having an inlet in communication with the opening and for storing water therein;
- a drum rotatably accommodated in the tub to accommodate laundry therein;
- a pulsator disposed rotatably on a bottom surface of the drum to agitate the laundry;
- a driver including a stator disposed below the tub to provide power for rotating at least one of the drum and the pulsator, a rotor rotated by the stator, and a driving shaft rotated by the rotor;
- and
- a clutch disposed between the stator and the pulsator to transmit the power to at least one of the drum and the pulsator,
- wherein the clutch includes:
- a gear configured to rotate by engaging engagement with the driving shaft,
- a rotation shaft coupled to the gear and configured to rotate the pulsator,
- a housing configured to rotatably accommodate the gear assembly and the rotation shaft therein and rotating configured to rotate the drum through a bottom surface of the tub,
- a coupler received inside the housing and configured to selectively rotate the housing by selectively transmitting the power of the driver to the housing,
- a support supporting the coupler and lifting and lowering the coupler,
- a clutch cover rotatably supporting a lower portion of the housing and accommodating the coupler and the support therein,
- a moving portion supporting the support and extending through the clutch cover, and
- an actuator coupled to the moving portion from an outside of the clutch cover to lift and lower the support,
- wherein a lower end of the coupler is disposed above a lower end of the rotation shaft, and
- wherein the stator accommodates a lower portion of the clutch cover therein and is disposed to overlap the actuator in an axial direction.
15 more elements
A laundry treating apparatus comprising:
- a cabinet having a top surface and defining an opening at the top surface;
- a tub defining an inlet that is in communication with the opening, the tub being configured to store water;
- a drum accommodated in the tub and configured to accommodate laundry, the drum being configured to rotate in the tub;
- a pulsator disposed at a bottom surface of the drum and configured to rotate to thereby agitate the laundry;
- a driver including:
- a stator disposed below the tub and configured to provide power for rotating at least one of the drum or the pulsator,
- a rotor rotated by the stator, and
- a driving shaft rotated by the rotor;
- and
- a clutch disposed between the stator and the pulsator and configured to transmit the power to at least one of the drum or the pulsator,
- wherein the clutch includes:
- a gear configured to rotate by engaging the driving shaft,
- a rotation shaft coupled to the gear and configured to rotate the pulsator,
- a housing configured to accommodate the gear and the rotation shaft and configured to rotate the drum through a bottom surface of the tub,
- a coupler received inside the housing and configured to selectively rotate the housing by selectively transmitting the power of the driver to the housing,
- a support supporting the coupler and configured to lift and lower the coupler,
- a bearing housing rotatably supporting an upper portion of the housing and coupled to the bottom surface of the tub, and
- a clutch cover coupled to the bearing housing rotatably supporting a lower portion of the housing, the clutch cover accommodating the coupler and the support,
- wherein a lower end of the coupler is disposed above a lower end of the rotation shaft, and
- wherein the clutch cover is disposed to at least partially overlap the stator.
17 more elements
Dependencies are inferred from the claim text.