A47L9/242

Surface cleaning apparatus having an energy storage member and a charger for an energy storage member

A surface cleaning apparatus includes a floor cleaning unit and a portable surface cleaning unit. The floor cleaning unit includes a surface cleaning head and an upper section moveably mounted to the surface cleaning head between an upright storage position and a rearwardly inclined floor cleaning position. The portable surface cleaning unit is connectable to the floor cleaning unit, and includes a portable surface cleaning unit air inlet connectable in air flow communication with the floor cleaning unit, a main body, an air treatment member, a suction motor, a handle and a capacitor. A remote charger is provided wherein the capacitor is rechargeable at a rate of at least 4 C.

HANDY-TYPE VACUUM CLEANER

According to one embodiment, a handy-type vacuum cleaner has a vacuum cleaner main body, a gripping part for use for gripping the vacuum cleaner main body, and a blower attachment to be attached to/detached from the vacuum cleaner main body. The vacuum cleaner main body includes an electric blower, a dust-collecting device, a main body connecting port, a suction air path, and an exhaust air path. The dust-collecting device stores the dust and dirt sucked by driving of the electric blower. The blower attachment is inserted into/extracted from the main body connecting port. The suction air path communicates between the main body connecting port and the dust-collecting device. The exhaust air path communicates with the exhaust side of the electric blower. The exhaust air path communicates with the blower attachment when the blower attachment is inserted into the main body connecting port.

CONNECTION DEVICE, METHOD FOR MANUFACTURING A CONNECTION DEIVCE, SCREW SLEEVE
20210393096 · 2021-12-23 · ·

A connection device for the fluidic connection of a suction tube to a function unit. The connection device includes a first hollow-cylindrical connection section and a second hollow-cylindrical connection section. One of the connection sections is connectable or connected to the suction tube and the other connection section is connectable or connected to the function unit. One of the connection sections is located at least partly within the other connection section and with its outer periphery bears on the inner periphery of the other connection section, where the two connection sections are rotatably mounted, in order to provide a rotation compensation for the suction tube, and where an electrical connection for providing an antistatic function exists between the two connection sections. The first connection section includes a spring section which is deformable in the radial direction and with which the bearing contact on the second connection element takes place.

Cleaner

The present disclosure relates to a cleaner improving the cleaning efficiency. The cleaner includes a main body, a suction device configured to suck foreign substances on a surface to be cleaned, and an extension member positioned in the rear of the suction device to connect the main body and the suction device, wherein the suction device includes a suction head including a suction port, a connection member connecting the suction head and the extension member, and a weight accommodated in the suction device and disposed between the suction port and the extension member such that the suction port is prevented from being lifted from the surface to be cleaned when the suction device moves along the surface to be cleaned.

VACUUM CLEANER HAVING TUBE AND HOSE

Vacuum cleaner, comprising a tube having a first diameter, a hose having a second diameter exceeding the first diameter by at least 15%, and a transition piece (T) having a first end (1) arranged for being connected to the tube, and a second end (2) arranged for being connected to the hose, wherein the transition piece (T) has a curved part that has a non- circular cross-section, the curved part having a first part (I) in which in a direction from the first end (1) to the second end (2), a first dimension (R1) of the cross-section increases to a diameter exceeding the first diameter by 15%, the first dimension (R1) being in a radial direction of the curved part, while a second dimension (R2) of the cross-section, perpendicular to the first dimension (R1), does not exceed the first diameter by more than 10%. Preferably, the transition piece (T) has a second part (II), between the first part (I) and the second end (2), the second part (II) having a non-circular cross-section where the second part (II) meets the first part (I), and a circular cross-section where the second part meets the second end (2). Advantageously, in the first part (I), in a direction from the first end (1) to the second end (2), the first dimension (R1) of the cross-section increases to a diameter exceeding the second diameter, while the second dimension (R2) stays below the second diameter.

PNEUMATIC TUBE OR HOSE FOR RELEASABLE AIRTIGHT CONNECTION TO A PNEUMATIC PORT AND RESPECTIVE PNEUMATIC PORT
20210378469 · 2021-12-09 ·

The invention refers to a pneumatic tube or hose (28) having a longitudinal axis (70) along a longitudinal extension of the pneumatic tube or hose (28) and having two ends each provided with a socket (30; 66) adapted for releasable airtight connection to a pneumatic port (26; 64) of a vacuum generation unit (2; 48) and/or to a pneumatic port (42; 64) of a vacuum utilization device (32; 44), respectively. It is suggested that at least one of the sockets (30; 66) of the pneumatic tube or hose (28) comprises at least one magnetic element (80) adapted for interaction with at least one respective magnetic element (78) provided in a vacuum generation unit (2; 48) and/or in a vacuum utilization device (32; 44) in order to secure the socket (30; 66) of the pneumatic tube or hose (28) to the pneumatic port (26; 42; 64) of the vacuum generation unit (2; 48) or of the vacuum utilization device (32; 44) by means of magnetic force (82; 94; 100). Further, the invention refers to a pneumatic port (26; 42; 64) of a vacuum generation unit (2; 48) and/or to a pneumatic port (42; 64) of a vacuum utilization device (32; 44), to which the socket (30; 66) can be releasably attached and secured by means of the magnetic force (82; 94; 100).

VACUUM AND HOSE RETRACTION SYSTEM
20210369066 · 2021-12-02 · ·

The present invention provides unique portable or stationary hose retraction systems in a single compact unit having an elongated hose, a chamber or plenum for storing the hose, a primary vacuum source for creating suction in the hose, and a secondary vacuum source for retracting the hose into the chamber. Embodiments may include one or more switches located at a distal end of the hose for controlling the primary and secondary vacuum sources. Other embodiments include a movable robotic unit with a proximity generating signal at the distal end of the hose, whereby the robotic unit may withdraw the hose as needed during use, and the secondary vacuum source may retract slack in the hose during use, or may retract the entire hose and the robotic unit after use.

Dust bin, vacuum cleaner combination and stick vacuum cleaner

A dust bin and a vacuum cleaner combination provided with the dust bin are provided. The dust bin includes a dust chamber, a dust inlet detachably connected to a dust suction apparatus, and a sealing structure for implementing the sealing between the dust suction apparatus and the dust bin. The dust suction apparatus has a dust outlet joined to the dust inlet. The vacuum cleaner combination includes a dust suction apparatus and a dust bin detachably connected to the dust suction apparatus. The dust suction apparatus has a housing and a dust cup assembly connected to the housing. The dust cup assembly includes a cup body and a filter apparatus disposed in the cup body. Compared with the prior art, in the present invention, a detachable multi-purpose dust bin with a simple structure is disposed, so that the dust collection chamber of the vacuum cleaner is flexibly increased.

Tool for a surface cleaning apparatus

A tool for a surface cleaning apparatus, including a floor head including a floor facing surface which defines an inlet for receiving dirt-laden air, which inlet is generally positioned in a first plane P; a passage for carrying dirt-laden air from the floor head to the apparatus; a connecting member for connecting the tool to a surface cleaning apparatus, wherein the floor head and connecting member are pivotally connected about an axis A; and a blocking device for inhibiting pivotal movement of the connecting member about axis A. The blocking device is moveable to a blocking condition in which pivotal movement of the connecting member downwardly outside of a pre-determined use condition is inhibited.

Ceiling fan blade cleaning vacuum attachment
11363924 · 2022-06-21 ·

The ceiling fan blade cleaning vacuum attachment may comprise a housing, an upper brush, a lower brush, and a pneumatic brush motor. The ceiling fan blade cleaning vacuum attachment may clean an individual blade selected from a plurality of blades of a ceiling fan. A vacuum hose coupled to a vacuum cleaner may be separably couple to a neck of the housing. The individual blade may be inserted into a blade slot of the housing. Suction generated by the vacuum cleaner may draw air through the blade slot and through the neck of the housing. The air may turn a turbine rotor of the pneumatic brush motor, which may drive the upper brush and the lower brush 256 to sweep the individual blade.