Abstract: A vacuum cleaner including a multipurpose suction accessory which includes a cylindrical main body coupled to the handle pipe and including an introduction port formed on a lateral surface of the main body and a discharge port formed at one of both longitudinal end portions of the main body to communicate with the handle pipe, a cylindrical rotating body rotatably coupled to an outside of the main body and including a plurality of suction parts formed on a lateral surface of the rotating body and spaced a predetermined distance from each other in a circumferential direction, the suction ports being sequentially positioned to correspond to the introduction port of the main body by rotating the rotating body with respect to the main body, and a locker to restrict rotation of the rotating body with respect to the main body.

Abstract: An apparatus for diverting a fluid flow path automatically diverts a fluid flow path in accordance with inclining of a main body, and includes two or more selectable fluid flow paths through which an external air stream is drawn, a fixed fluid flow path to be selectively connected to one of the selectable fluid flow paths, a path selecting unit to connect the fixed fluid flow path to one of the selectable fluid flow paths, and a driving member to provide a driving force for path selecting of the path selecting unit. If mounted in an external apparatus, the driving member causes the path selecting unit to move and connect to the fixed fluid flow path in accordance with inclining of the external apparatus.

Abstract: An image forming apparatus including a main body provided with an opening, a cover to open and close the opening, a plurality of development units developing electrostatic latent images into visible images through developers, a transfer device including an intermediate transfer belt receiving the developers from the plurality of development units and transferring the developers to printing media, and a sensor unit provided with light windows located at first positions opposite the intermediate transfer belt when the opening is closed by the cover, and located at second positions exposed to the opening when the opening is opened by the cover. Thereby, a user may clean the light windows through the opening.

Abstract: A structure for installing consumables of an image forming apparatus, the structure comprising: a frame; a plurality of consumables which comprises irregular installation preventing units in different locations; a plurality of irregular installation preventing keys which prevents an irregular installation of the plurality of consumables by an interaction with the irregular installation preventing units; and an installation guide member which is installed in the frame, comprising a key installation unit to guide the plurality of irregular installation preventing keys to be installed differently for each of the consumables and having the plurality of consumables installed therein.

Abstract: An apparatus for diverting a fluid flow path automatically diverts a fluid flow path in accordance with inclining of a main body, and includes two or more selectable fluid flow paths through which an external air stream is drawn, a fixed fluid flow path to be selectively connected to one of the selectable fluid flow paths, a path selecting unit to connect the fixed fluid flow path to one of the selectable fluid flow paths, and a driving member to provide a driving force for path selecting of the path selecting unit. If mounted in an external apparatus, the driving member causes the path selecting unit to move and connect to the fixed fluid flow path in accordance with inclining of the external apparatus.

Abstract: An apparatus for diverting a fluid flow path automatically diverts a fluid flow path in accordance with inclining of a main body, and includes two or more selectable fluid flow paths through which an external air stream is drawn, a fixed fluid flow path to be selectively connected to one of the selectable fluid flow paths, a path selecting unit to connect the fixed fluid flow path to one of the selectable fluid flow paths, and a driving member to provide a driving force for path selecting of the path selecting unit. If mounted in an external apparatus, the driving member causes the path selecting unit to move and connect to the fixed fluid flow path in accordance with inclining of the external apparatus.

Abstract: An apparatus for diverting a fluid flow path automatically diverts a fluid flow path in accordance with inclining of a main body, and includes two or more selectable fluid flow paths through which an external air stream is drawn, a fixed fluid flow path to be selectively connected to one of the selectable fluid flow paths, a path selecting unit to connect the fixed fluid flow path to one of the selectable fluid flow paths, and a driving member to provide a driving force for path selecting of the path selecting unit. If mounted in an external apparatus, the driving member causes the path selecting unit to move and connect to the fixed fluid flow path in accordance with inclining of the external apparatus.

Abstract: An image forming apparatus includes a body frame and an image reading unit mounted to the body frame. The image forming apparatus further includes a plurality of fixed supporting portions to which the image reading unit is mounted in a stationary manner, an unfixed supporting member mounted to the body frame in a vertically movable manner to support one side of the image reading unit in a vertically movable manner, and an elastic member to elastically support the unfixed supporting member. The image forming apparatus may prevent the flatness of the image reading unit from being deteriorated when the image reading unit is mounted to the body frame.

Abstract: A vacuum cleaner is provided that includes a main body, a dust-collecting unit mounted in the main body, a suction force generating unit mounted in the main body, a first filter unit disposed upstream from the suction force generating unit, and a second filter unit disposed downstream from the suction force generating unit, wherein the first filter unit and the second filter unit are disposed adjacent to each other, and are individually, detachably mounted in the main body.

Abstract: A structure for installing consumables of an image forming apparatus, the structure comprising: a frame; a plurality of consumables which comprises irregular installation preventing units in different locations; a plurality of irregular installation preventing keys which prevents an irregular installation of the plurality of consumables by an interaction with the irregular installation preventing units; and an installation guide member which is installed in the frame, comprising a key installation unit to guide the plurality of irregular installation preventing keys to be installed differently for each of the consumables and having the plurality of consumables installed therein.

Abstract: A structure for installing consumables of an image forming apparatus, the structure comprising: a frame; a plurality of consumables which comprises irregular installation preventing units in different locations; a plurality of irregular installation preventing keys which prevents an irregular installation of the plurality of consumables by an interaction with the irregular installation preventing units; and an installation guide member which is installed in the frame, comprising a key installation unit to guide the plurality of irregular installation preventing keys to be installed differently for each of the consumables and having the plurality of consumables installed therein.

Abstract: A hose and accessory holder for an upright vacuum cleaner comprises a tool fixing portion having accessory tools insertable thereinto, a hose fixing portion for attachably/detachably fixing a hose thereto, and a holder fastening portion for attachably/detachably fastening the holder to a vacuum cleaner body. The tool fixing portion further comprises fitting members respectively formed in the insertion directions of the accessory tools on inner circumferential surfaces of the tool fixing portion, and protruding inwardly from the tool fixing portion.

Abstract: An image forming apparatus includes a main body of the image forming apparatus; at least one image forming unit disposed in the main body; a light scanning unit that is disposed in the main body and scans light to form an electrostatic latent image on a photosensitive medium of the at least one image forming unit; a window open-closing shutter that is disposed to slidably move on a surface of the light scanning unit from which light emits, and moves between an open position where a light moving path is opened and a blocking position where the light moving path is blocked; a shutter operating lever that is disposed in the main body, and activates the window open-closing shutter to be positioned at either of the open position and the blocking position; and a pressure member that is disposed in the main body and presses the shutter operating lever.

Abstract: An upright vacuum cleaner having a path switching apparatus are provided. The upright vacuum cleaner may include: a cleaner body, a hose which introduces air including dust into a dust collection unit, an extension pipe which is connected to the hose and is attached to/detached from the cleaner body, a suction port assembly connected to a bottom of the cleaner body, and a path switching apparatus installed in the cleaner body. The path switching apparatus includes an actuator, a rotary valve which pivotally rotates when the actuator operates, and a valve housing in which the rotary valve is built, wherein the rotary valve is curvedly formed so that the rotary valve forms a duct along with an inner circumferential surface of the valve housing to select a first path or a second path.

Abstract: A vacuum cleaner is provided. A vacuum cleaner includes a main body with a suction motor, a dust collecting unit, a main body frame, a locking member, a detaching button, and a pushing member. A suction port assembly is connected to the main body and an extension pipe assembly is detachably attached to the main body; each fluidly connects selectively with the dust collecting unit. The locking member selectively locks the extension pipe assembly to the main body frame, the detaching button selectively detaches the locking member from the extension pipe assembly, and the pushing member moves the extension pipe assembly according to the locking member being detached from the extension pipe assembly.

Abstract: A vacuum cleaner having a dual locking structure is provided. The vacuum cleaner includes a brush assembly, a main body connected to the brush assembly, a dust bin arranged on the main body, a fastening unit to move the dust bin to a fastened or unfastened state, and a filter casing. The dust bin includes one or more first locking holes and the main body includes one or dust bin locking members to be engaged with the first locking holes so that the dust bin, in an unfastened state, is removably retained in the main body. The filter casing includes one or more filter casing locking portions and the main body includes one or more filter casing locking members to be engaged with the filter casing locking portions so that the filter casing in the unfastened state is removably retained in the main body.

Abstract: A vacuum cleaner having a safety apparatus of an auxiliary brush assembly is provided. The vacuum cleaner includes a main body having an extension pipe mounting portion, a main brush assembly connected to the main body, an extension pipe attached and detached to the main body, and an auxiliary brush assembly connected to an end of the extension pipe. The auxiliary brush assembly may have a brush and a driving means for rotating the brush, wherein the rotation of the brush may be automatically stopped when the extension pipe is mounted in the extension pipe mounting portion.

Abstract: A fan motor unit and a vacuum cleaner having the same are provided. The fan motor unit includes a motor assembly comprising an impeller and a motor, a first upper case configured to surround the motor assembly, the first upper case comprising an inlet tube in communication with an entry of the impeller, configured to a first lower case configured to surround a lower portion of the motor assembly, a damper and a pressure switch, each in communication with the inlet tube and, a warning member connected to the pressure switch, wherein when the pressure of the interior pressure of the motor assembly is below a predetermined value, external air is flowed through the damper and a warning is generated by the warning member and the pressure switch.

Abstract: A vacuum cleaner having a detachable cord reel unit is provided. The vacuum cleaner includes a main body, a brush assembly connected to the main body and, a cord reel unit attachable to and detachable from a discharging portion of the main body, the cord reel unit comprising a power cord and a cooling fan formed therein, wherein the cooling fan stops driving automatically when the cord reel unit is mounted in the main body, and the cooling fan starts driving automatically to cool the power cord when the cord reel unit is detached from the main body.

Abstract: Disclosed herein is an image forming apparatus including a main body provided with an opening, a cover to open and close the opening, a plurality of development units developing electrostatic latent images into visible images through developers, a transfer device including an intermediate transfer belt receiving the developers from the plurality of development units and transferring the developers to printing media, and a sensor unit provided with light windows located at first positions opposite the intermediate transfer belt when the opening is closed by the cover, and located at second positions exposed to the opening when the opening is opened by the cover. Thereby, a user may clean the light windows through the opening.