| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 015354000 | With work-contacting carriage or mount, and relatively adjustable nozzle | 25 |
| 20080289141 | Nozzle assembly of vacuum cleaner - A nozzle assembly of a vacuum cleaner is disclosed. The nozzle assembly includes a nozzle assembly body having an air inlet and an air outlet, a drum brush unit disposed in the nozzle assembly body in the vicinity of the air inlet, and having a drum brush disposed to brush away dirt or dust adhered to a surface to be cleaned while coming in rotation contact therewith, and a movable brush unit disposed in at least one of the front and the rear of the air inlet on an undersurface of the nozzle assembly body to pivot in an opposite direction to a moving direction of the nozzle assembly body thus to change a contacting angle to the surface to be cleaned in the range of a predetermined angle and then to brush away dirt or dust adhered to the surface to be cleaned, in moving of the nozzle assembly body. | 11-27-2008 |
| 20090044374 | Height adjusting apparatus for a vacuum cleaner nozzle - The invention discloses a height adjusting apparatus for a vacuum cleaner nozzle, comprising: a barrel with a vertical passage, a groove module is formed on the inner surface of the barrel, said groove module comprises an upper groove, a lower groove, which has at least a first positioning point, a second positioning point differing from first positioning point in height and a intermediate point between the two positioning points; a resilient member, a lifting member, a driven member and a driving member are arranged in the passage of barrel from down to up. The height adjusting apparatus could be adjusted by applying a pressure force downwardly in vertical direction (for example, press by foot) and that takes less labor and time. | 02-19-2009 |
| 20090056065 | UPRIGHT VACUUM CLEANER - An upright vacuum cleaner for cleaning a surface includes an upper body with a handle, a base unit and a carriage configured to move the base unit on the surface. The carriage includes a wheel disposed in a rear portion of the base unit. A motor-fan unit is disposed in the base unit and configured to create a partial vacuum at the surface. A tilting joint provides for relative tilting between the upper body and the base unit. The tilting joint has a pivot axis extending in a horizontal direction when the vacuum cleaner is in a position of use. The wheel is mounted on a pivotable carrier member, which has a pivot axle that is spaced apart from a rotatable axle of the wheel. A pivoting mechanism is disposed on the tilting joint in a vicinity of the carrier member and is configured to pivot the carrier member and the wheel during a pivoting movement of the upper body relative to the base unit. | 03-05-2009 |
| 20090300875 | SUPPORT ASSEMBLY - A support assembly for a surface treating appliance includes a central roller arranged to engage a surface and outer rollers at either end of the central roller. The rollers together define a rolling support surface, and the outer rollers rotate about an axis spaced from the rotational axis of the central roller. This arrangement of rollers provides a rolling support surface over a wide range of motions, and spacing the rotational axes of the rollers permits the rollers to be arranged relative to one another to define a region into which components of the appliance are mountable. | 12-10-2009 |
| 20090307867 | CLEANER HEAD ASSEMBLY FOR A VACUUM CLEANER - A cleaner head assembly for a vacuum cleaner includes a cleaner head body pivotably attachable to a main body of a vacuum cleaner and a brush housing pivotably mounted on the cleaner head body, the brush housing having a suction opening, a brush bar mounted therein and a resilient member provided to bias the brush housing in a pivoting direction so as to urge a rear portion of the brush housing in an upward direction with respect to the cleaner head body. This configuration allows the brush housing to be doubly articulated with respect to the main body of the vacuum cleaner as it is biased by the resilient member in the pivoting direction such that the rear portion of the brush housing is urged in an upward direction with respect to the cleaner head body and the suction opening remains in a horizontal plane. | 12-17-2009 |
| 20100095477 | SURFACE TREATING APPLIANCE - A surface-treating appliance, such as a vacuum cleaner, has a main body and a support assembly. The support assembly is moveable between a supporting position, in which it supports the main body, and a retracted position. The support assembly includes a user-operable pedal, a component such as a stand and an actuator arranged to act on one of the pedal and the component over a first range of positions between the supporting and retracted positions and to act on the other of the pedal and the component over a second range of positions between the supporting and retracted positions. This arrangement brings the pedal and component positively into and out of the supporting and retracted positions. | 04-22-2010 |
| 20110094053 | Wet And/Or Dry Vacuum With Floor Collector - A vacuum can include a housing having an inlet adapted to receive debris being vacuumed. A mounting bar can be fixedly coupled to the housing. A floor collector assembly can be rotatably disposed about a first axis defined by the mounting bar. The floor collector assembly can include a first debris-passing member coupled to the mounting bar, a second debris-passing member rotatably coupled to the first debris-passing member and a third debris-passing member removably coupled to the second debris-passing member. The first debris-passing member can define an opening. The floor collector assembly can be operable in a plurality of modes. In a first mode, the opening can be substantially perpendicular relative to a vacuumed surface. In a second mode, the second debris-passing member can be rotated relative to the first debris-passing member about a second axis such that the opening is at an acute angle relative to the vacuumed surface. | 04-28-2011 |
| 20110289724 | Vacuum Cleaner - A vacuum cleaner comprises an elongate upright body | 12-01-2011 |
| 20120030900 | UPRIGHT TYPE VACUUM CLEANER - An upright type vacuum cleaner is disclosed. The upright type vacuum cleaner includes a main body provided so that a disposition angle of the main body with respect to a surface to be cleaned is variable, a suction nozzle coupled to the main body so that the suction nozzle moves along the surface to be cleaned, and a joint provided between the main body and the suction nozzle to connect the main body and the suction nozzle so that the main body and the suction nozzle are rotated about a plurality of axes. | 02-09-2012 |
| 20120090131 | VACUUM CLEANER NOZZLE WITH MAGNETIC LOCK - A suction nozzle has a housing, a tilting bearing, a connection nozzle, a lock for the tilting bearing, a connection nozzle, a lock for the tilting bearing, actuators and a housing duct. The tilting joint has a bearing connected rigidly to the housing and a connector piece which is pivotally mounted about an axis S. The lock has a first locking element, which is mounted rotatably on the housing, and a second locking element, which is rigidly connected to the connecting piece of the tilting joint. A restoring force for the first locking element is generated by magnets. | 04-19-2012 |
| 20120131764 | VACUUM CLEANER BASE WITH NOZZLE HEIGHT ADJUSTMENT - An upright vacuum cleaner comprises a base assembly pivotally connected to an upright assembly. The base assembly comprises housing, a support, and a foot-actuated belt drive disengaging mechanism and a ratchet ratchet-operated nozzle height adjustment mechanism for raising or lowering a suction nozzle on the base assembly relative to a surface to be cleaned. The ratchet-operated nozzle height adjustment mechanism includes a ratchet mechanism for raising and lowering the housing relative to the support. | 05-31-2012 |
| 20120180256 | UPRIGHT TYPE VACUUM CLEANER - An upright type vacuum cleaner includes a main body; a suction nozzle provided below the main body; a rotation guide member provided between the main body and the suction nozzle; and a supporting assembly connected with the rotation guide member, to support load of the main body and to guide the movement of the main body with respect to the surface which will be cleaned, wherein the supporting assembly includes a first supporting shaft connected with the rotation guide member, to receive the load of the main body; a second supporting shaft connected with an end of the first supporting shaft to transfer the load of the main body to the first supporting shaft; and wheels rotatably provided at both ends of the second supporting shaft to distribute the load of the main body transferred to the second supporting shaft to the surface which will be cleaned. | 07-19-2012 |
| 20120180257 | UPRIGHT TYPE VACUUM CLEANER - An upright type vacuum cleaner is disclosed. And The upright type vacuum cleaner includes a main body comprising an arrangement angle that is changeable with respect to a surface to clean; a suction nozzle coupled to the main body, the suction nozzle movable along the surface to clean; a supporting unit provided in the main body to support the main body with respect to the main body; a connection member provided between the main body and the supporting unit, to rotatably connect the supporting unit with the main body; and a fixing member fixedly provided between the supporting unit and the connection member to limit the rotation of the supporting unit, to maintain the main body supporting of the supporting unit. | 07-19-2012 |
| 20120180258 | UPRIGHT TYPE VACUUM CLEANER - The present invention relates to an upright type vacuum cleaner including a body having a changeable angle of disposition with respect to an objective surface to be cleaned, a suction nozzle coupled to the body to be movable along the objective surface to be cleaned, a supporting assembly provided under the body to seat the body thereon for supporting a load of the body and guiding movement of the body with respect to the objective surface to be cleaned, and a holding unit rotatably provided to the supporting assembly so as to be brought into contact with the body selectively for limiting rotation of the body to hold the body. | 07-19-2012 |
| 20120198652 | UPRIGHT VACUUM CLEANER - Provided is an upright vacuum cleaner. The upright vacuum cleaner includes a suction nozzle comprising a plurality of wheels, a main body relatively rotatable with respect to the suction nozzle, and a steering device steering the plurality of wheels to correspond to the movement of the main body. | 08-09-2012 |
| 20130086768 | UPRIGHT FLOOR SURFACE TREATING APPARATUS - In a vacuum cleaner which is an example of an upright floor surface treating apparatus, a suction nozzle is provided forward relative to a lower portion of a body section such that an angle of a lower surface (Su) is changed, and a handle is attached to an upper portion of the body section. A steering wheel which determines a movement direction (M) is provided relative to the lower portion of the body section, and the handle and the steering wheel are coupled together by means of a steering coupling section including a handle shaft, a steering wheel adjustment shaft and a rotation transmission section. In this configuration, without using a complicated configuration, a direction of the suction nozzle can be easily changed without moving the entire body section. | 04-11-2013 |
| 20130232725 | UPRIGHT TYPE VACUUM CLEANER - An upright type vacuum cleaner is disclosed. The upright type vacuum cleaner may include a main body, a suction nozzle provided at a lower end of the main body, a first leg assembly configured to support a first side of the main body, and a second leg assembly configured to support a second side of the main body. The main body may further include a coupler configured to pivotally rotatably couple the first leg assembly and the second leg assembly to each other. The first leg assembly and the second leg assembly may be rotated by different angles to support the main body when the main body is tilted leftward or rightward. The first leg assembly and the second leg assembly may be rotated by a same angle to support the main body when the main body is tilted rearward. | 09-12-2013 |
| 20140115817 | UPRIGHT VACUUM CLEANER - An upright-type vacuum cleaner includes an upper body pivotally connected to a base unit so as to be pivoted during vacuuming or substantially upright in a parked position. The base unit includes a front portion with a suction opening and is equipped with a carriage that allows the vacuum cleaner to be moved across surfaces being cleaned during a vacuuming operation. The carriage includes at least one main wheel disposed in a rear portion of the base unit. An adjusting mechanism is configured to move the main wheel from a first position during vacuuming to a second position in the parked position with the distance from the main wheel to the suction opening being greater in the second position. An actuating element formed on the upper body is configured to engage with a lever linkage assembly of the adjusting mechanism as the upper body is moved to the parked position. | 05-01-2014 |
| 20150040344 | STEERING ASSEMBLY FOR SURFACE CLEANING DEVICE - A surface cleaning device having a steering assembly is provided. The surface cleaning device includes a foot, a handle assembly with a user manipulated handle, and a steering assembly coupling the handle assembly to the foot. The steering assembly includes a means for biasing the foot with respect to the handle assembly. Movement of the handle assembly stores energy within the biasing means so that the biasing means exerts a corresponding force on the foot. | 02-12-2015 |
| 20150059122 | VACUUM CLEANER - A vacuum cleaner that includes an upright main body, an upright fan motor generating a suction force, and a wheel assembly that is mounted on the upright main body and guides movement and rotation of the upright main body. The upright main body includes a first housing that is installed on the wheel assembly so as to be rotatable in a leftward/rightward direction, and a second housing that is installed in the first housing so as to be rotatable in a forward/backward direction. The vacuum cleaner can be moved and rotated by freely moving an extension frame extending upward from the second housing in forward, backward, leftward, and rightward directions. | 03-05-2015 |
| 20150067981 | UPRIGHT VACUUM CLEANER HAVING A SUPPORT - An upright vacuum cleaner having a nozzle and a support movable between a projected state and a retracted state. The support, in its projected state, is adapted to support the vacuum cleaner in a self-standing position. The support is mounted to the nozzle and projects from the nozzle in its projected state. | 03-12-2015 |
| 20150074939 | SURFACE CLEANING NOZZLE - A surface cleaner including a housing and a blade assembly with a blade element. The blade assembly is movable between a lowered position and a raised position relative to the housing. A spring is coupled between the housing and the blade assembly, and the spring applies a force on the blade assembly to move the blade assembly toward the lowered position. The blade element is allowed to move toward the raised position, against the force, such that the force maintains the blade element in contact with a surface to be cleaned. In addition, when in the raised position, the blade element is held against the force and inhibited from moving toward the lowered position. | 03-19-2015 |
| 20160113457 | VACUUM CLEANER - A vacuum cleaner may include a suction nozzle; a cleaner body in communication with the suction nozzle; a supporter configured to connect the cleaner body with the suction nozzle and to allow a position of the cleaner body with respect to the suction nozzle to be varied; and a wheel assembly rotatably connected to the supporter. The wheel assembly may include a frame, a wheel shaft installed at the frame, and a wheels installed at the wheel shaft to be independently rotated. A contact area between each of the wheels and a floor may vary according to a varied position of the cleaner body with respect to the suction nozzle. | 04-28-2016 |
| 015359000 | Biased or floating nozzle | 1 |
| 20090049643 | Suction brush for vacuum cleaner - A suction brush for a vacuum cleaner includes an upper casing, a lower casing coupled to the upper casing and provided with a suction port through which contaminants are drawn in from a surface to be cleaned, a lift plate disposed between the upper casing and the lower casing to move up and down with respect to the lower casing, a lift plate driving part to allow the lift plate to move up and down, and a lift control unit to control the lift plate driving part so that when the surface to be cleaned changes from a hard floor to a carpet, the lift plate is raised, and when the surface to be cleaned changes from the carpet to the hard floor, the lift plate is lowered. | 02-26-2009 |
| 015361000 | Handle operated or handle associated control | 1 |
| 20140157543 | VACUUM CLEANER BASE ASSEMBLY - A vacuum cleaner having a handle having a handle pivot axis, a carriage pivotally connected to the handle to rotate about the handle pivot axis, and an inlet nozzle assembly pivotally connected to the handle to rotate about the handle pivot axis independently of the carriage. The carriage has a front support and a rear support spaced from the front support in a fore-aft direction, and the handle pivot axis is located between the front support and the rear support with respect to the fore-aft direction. A suction inlet is on a bottom face of the inlet nozzle, a suction source is operatively associated with the handle, a dirt collection device is operatively associated with the handle, and there is an air passage system fluidly connecting the suction inlet, the suction source and the dirt collection device. | 06-12-2014 |
