Abstract: The present invention relates to a toothbrush apparatus having multiple rotatable brushing systems, including a body onto which a head (1) is attached, wherein said head is provided with adjacent counter-rotating brushes (2, 2?) having an overall cylindrical outer shape and longitudinal axes that parallel to one another, each brush (2, 2?) being rotated by a shaft (4, 4?) and supported at each of the ends thereof by a bearing (3, 3?, 5, 5?) forming part of a holder (6) which defines the distance between the longitudinal axes of said brushes, said holder (6) including at least two flexible arms (6a, 6b, 6c, 6d) oriented substantially perpendicular to said longitudinal axes, such that the respective ends thereof form said bearings, said flexible arms being connected to a base (6e) capable of ensuring the attachment of said holder (6) onto the head (1).

Abstract: A drill-powered rotational brush apparatus features an electrically non-conductive tubular housing, and a metal input shaft rotatably supported in the housing has an external end reaching out from the housing for engagement in the chuck of the drill. A connection is provided between an internal end of the metal input shaft and a brush whose radial bristles reside externally of the housing at the second end thereof. The connection features an electrical insulator that electrically isolates the metal input shaft from the brush and any portion of the connection that lies externally of the tubular housing beyond the second end thereof, thereby protecting the user form the risk of electrical shock. The connection end of the brush matches the cross-sectional size and peripheral shape of the external end of the input shaft to allow coupling together of two like apparatuses to collectively form a longer brush assembly.

Abstract: The electric toothbrush is constructed of a first portion and a second portion. The first portion is able to pivot with respect to the second portion via a hinge. The first portion houses componentry associated with the toothbrush. The second portion includes a floss dispenser on a distal end, and is used as a handle for the electric toothbrush. The first portion includes at least one rotating head that includes bristles adapted to brush teeth. The at least one rotating head is in mechanical connection with a bevel gear. The bevel gear is in mechanical connection with a motor via a drive shaft. The motor is in wired connection with a switch and at least one battery.

Abstract: A method of use of a dusting tool for cleaning the exposed surface of a camera sensor lens in a recessed digital camera sensor chamber while avoiding contaminating contact with the side walls of the camera sensor chamber, the method comprising the steps of: providing a non-scrubbing duster member having opposite one and another ends, and a tuft of bristles having electrostatic charge built up therein; engaging the duster member inside the camera sensor chamber; operatively engaging the bristles leading edge tips onto the exposed surface of the camera sensor lens; and manually sweeping the dusting tool bristles leading edge tips over the full exposed surface of the camera sensor lens including the peripheral edge portion thereof but excluding contaminating contact with the side walls of the camera sensor chamber, while the duster member remains motionless relative to the handle.

Abstract: A device for spreading a cable of carbon fibers or carbon yarns, includes a disk mounted on a rotary shaft and provided with at least one comb adapted to comb a cable of carbon fibers or carbon yarns in a direction substantially parallel to the longitudinal direction of the fibers or yarns of the cable. The comb includes a plurality of teeth protruding radially toward the outside of the disk, and a device for rotating the disk around its rotary axis. Furthermore, a method for spreading a cable of carbon fibers or carbon yarns, includes at least making the teeth of the comb of the device flush with the cable in a direction substantially parallel to the longitudinal direction of the fibers or yarns of the cable.

Abstract: A mechanical toothbrush, including a housing portion extending along a longitudinal axis, a bristle shaft assembly including a shaft portion disposed within the housing and extending along the longitudinal axis, and a head portion disposed outside of the housing and having a plurality of bristles extending perpendicularly to the longitudinal axis around a circumference of the shaft portion, and an electronic controlling mechanism disposed within the housing portion, the electronic controlling mechanism activating the bristle shaft assembly to rotate about the longitudinal axis.

Abstract: A hand held dusting apparatus for use with a motor provided with a rotating axle, such as a variable speed drill, includes an elongated extension member attachable at one end to the rotating axle and a dusting member having a body section attachable to the opposite end of the elongated extension member and a dusting section constructed having multiple strands of synthetic fiber materials extending from the body section. In a preferred embodiment the apparatus further includes a tubular hand guide member fitted about the extension member and constructed to slide along the extension member. In another preferred embodiment the body of dusting section has a mid-section that can be pivoted to allow the dusting elements to rotate about an axis set at an angle to the axis of the extension member.

Abstract: A round hair-brush comprising: a hollow body comprising holes in its circumference; and a handle connected with the hollow body on one end thereof, wherein the body comprises: at least one electric generator having a shaft; at least one LED electrically connected with the at least one electric generator; and at least one propeller electrically connected with the at least one electric generator shaft, the at least one propeller configured to turn upon receiving air current from a hair-dryer and transfer the rotation power to the generator, the generator configured to transform the rotation power to electric power thereby lighting up the at least one LED.

Abstract: A skin cleaning assembly includes a housing that has a first end and a second end. The first end comprises a head that has a circular shape. The second end comprises a handle. The head includes a front wall, a back wall, and a perimeter wall extending between the front and back walls. A cleaning disk is rotatably coupled to the housing and is positioned in and extends away from the front wall. The cleaning disk includes a plurality of bristles. A massage disk is rotatably coupled to the housing and is positioned in and extends away from the back wall. The massage disk includes a plurality of hemispherical massagers. A control circuit is mounted to the housing. The control circuit is actuated to rotate the cleaning disk and actuated to oscillate the massage disk.

Abstract: A first embodiment of the present invention is a closed mouth toothbrush which comprises a flexible brush head. A shaft is connected at a first end to the flexible brush head. An ergonomic handle is connected to a second end of the shaft, whereby a person can grip the ergonomic handle comfortably and manually move the shaft in a reciprocating manner to cause the flexible brush head to clean all surfaces within a closed mouth of the person. A second embodiment of the present invention contains a mechanism for automatically moving the shaft in a reciprocating manner from within the ergonomic handle to cause the flexible brush head to clean all surfaces within a closed mouth of the person.

Abstract: The invention relates to a cleaning apparatus, in particular for cleaning solar installation surfaces or photovoltaic installation surfaces, comprising a carrier, at least one cleaning roller rotatably supported at the carrier, and a rotary drive for the cleaning roller, wherein the rotary drive is designed as a fluid drive, wherein the flow of a cleaning fluid supplied to the cleaning roller for cleaning purposes is converted into a drive movement for the cleaning roller.

Abstract: A tongue cleaner tool comprises a handle with an actuator therein and a rotatable roller or brush near one end of the handle that is driven by the actuator. The rotatable brush has soft protrusions, as knobs or bristles, to gently massage and clean the tongue as the brush is rotated inside a user's mouth and in contact with the surface of the tongue. The brush roller can have its axis normal to the length of the handle or parallel with it. Liquid, as water or mouthwash, is advantageously provided in a reservoir in the handle or in the roller, to be dispensed onto the tongue through the handle or via the roller directly. One or more rollers can be used, and a shield can be provided over part of each roller to direct the liquid and to protect other parts of the mouth of the user.

Abstract: The present invention relates to a brush unit (3) and to an associated rotary brush tool. The brush unit (3) is equipped with a brush holder (10, 11), which can be driven in rotation, and with an annular brush (4, 5) with a bristle-covered rim (8) with outwardly protruding bristles (5). Furthermore, a stop means (14) which dips into the rotating bristle-covered rim (8) is provided. According to the invention, the stop means (14) simultaneously acts as an abrasive body (14) for the bristles (5). In this case, a distinction is made between both functions (stopper function and abrasive function) according to a direction of rotation (R) of the annular brush (4, 5) and/or a setting position of the stop means (14) as compared to the bristle-covered rim (8).

Abstract: An apparatus, system, and method are disclosed for self-cleaning dust removal. The apparatus may be provided with a brush housing 202 having an opening 204, one or more axles 206 disposed around the opening 204, and a plurality of brush fibers 208 emanating from the one or more axles 206 that rotate inward into the opening 204. In addition, the system may include a scraping edge 106, disposed around the opening 204, farther into the brush housing 202 than the one or more axles 206, that scrapes 1408 dust off of the brush fibers 208 as they rotate inward against the scraping edge 106, and a vacuum cleaner intake port 110 inside the brush housing 202 that draws 1410 dust from off and about the brush fibers 208 as they rotate inward 1406. The system may further include a handle 112 connected to the brush housing 202 and a switch 114.

Abstract: A shaft driven vacuum cleaner brushroll that can be mounted in the nozzle of the vacuum cleaner and directly connected to a shaft of the cleaner's motor drive shaft system. The brushroll features a two-piece drive assembly that simplifies its manufacture and can be engaged on a wood spindle to effectively transmit torque from the vacuum cleaner drive to the brushroll.

Abstract: An electric toothbrush including a handle, a head movable with respect to said handle, and a rotating working element having at least one brush located out of the geometric axis of said handle. The electric toothbrush further includes an electric motor for driving the working element in a rotary movement in a clockwise/counterclockwise direction, and a motor rotation direction switch coupled functionally with the head and the handle. The head and the handle are coupled with resilient technical means that enable, after exertion of the torque to the head, to rotate the head with respect to the handle into the left or right positions, where the motor rotation direction switch turns on the motor in the clockwise/counterclockwise rotation direction. After releasing said torque, the resilient technical means enable to maintain the head in a standby position relative to the handle, where the motor rotation direction switch turns off the motor.

Abstract: A hand held dusting apparatus for use with a motor provided with a rotating axle, such as a variable speed drill, includes an elongated extension member attachable at one end to the rotating axle and a dusting member having a body section attachable to the opposite end of the elongated extension member and a dusting section constructed having multiple strands of synthetic fiber materials extending from the body section. In a preferred embodiment the apparatus further includes a tubular hand guide member fitted about the extension member and constructed to slide along the extension member. In another preferred embodiment the body of dusting section has a mid-section that can be pivoted to allow the dusting elements to rotate about an axis set at an angle to the axis of the extension member.

Abstract: An apparatus for dressing a weld in an area adjacent a weld bead has a power head, a shaft affixed to the power head such that the power head rotates the shaft, a first brush affixed to the shaft and extending radially outwardly therefrom, and a second brush affixed to the shaft and extending radially outwardly therefrom. The second brush is spaced by a distance greater than a width of the weld bead from the first brush. Each of the brushes is a wire brush. A third brush can be affixed to the shaft in side-by-side relation to the second brush on a side of the second brush opposite the first brush.

Abstract: An electric toothbrush includes a handle housing a motor and a drive shaft. A brushing member includes a base removably secured to the handle. The base supports at least two brushes, each configured to rotate about separate axes, and at least one input shaft operatively coupling the drive shaft to the brushes. In one example, the handle includes an articulateable joint operatively connected to the brushing member and configured to permit the axes to cant relative to the handle.

Abstract: A toothbrush is proposed that includes a handle, a neck, and a head arranged along a longitudinal axis thereof. The head is open on one side and functions as a protective screen. Movable ring-shaped holders with bristles radially secured thereon are mounted in the head. The holders' butt ends are joined to one another and to the protective screen by movable seals forming a hermetical body to protect the toothbrush's drive mechanism from penetration of water and toothpaste. Two design options allow the holders for accomplishing-angular oscillatory movements, or -rotating in opposite directions about the longitudinal axis, thus ensuring bristles' movements from top to bottom along the user's teeth. The proposed design ensures a high cleaning effectiveness, water tightness, and compensation of a reactive torque of the toothbrush, which extends the service life of the toothbrush and facilitates the use thereof.

Abstract: The subject of the present invention is a rotary tool (1) for surface treatment. This is equipped with a brush holder (3) which can be driven in rotation for an annular brush (4) with a brush strip (5) and bristles (6) protruding outwardly from the brush strip (5). According to the invention, coolant for the cooling thereof is supplied to the brush holder (3) and/or the annular brush (4).

Abstract: An electric back scrub brush that includes a support handle housing having a push button control switch disposed on an outer surface of the support handle housing, a first spur gear coupled to an output end of a motor drive shaft, the motor drive shaft is coupled to a second spur gear which is coupled at a first end of a central drive shaft disposed in a center portion of a neck and a motor energized by a battery disposed within the support handle housing and a second end of a central drive shaft is coupled to a first bevel gear. The electric back scrub brush also includes a brush support housing coupled to the support handle housing, the brush support housing includes the neck and a head and a bristle roll that is protected by a cover member disposed over the head covering the bristle roll.

Abstract: This invention provides a toothbrush comprising: a.) a support member of the handle type; b.) at least one brushing member mounted to rotate on said support member about an axis of rotation (X-X?), and having side surface that extends along the axis of rotation between a proximal end facing towards the support member, and an opposite, distal end, and that is designed to be brought into contact with the teeth for the purpose of cleaning them; and c.) a physiological retractor covering said side surface in part so as to protect the mucous membranes adjacent to the teeth from the mechanical action of the brushing member; Said toothbrush being characterized in that, facing the side surface of the brushing member, the physiological retractor has a retraction portion.

Abstract: A powered, mechanical teeth cleaning device having a pair of rotating brushes. The brushes rotate inward from each side, providing a cleaning effect on both buccal and lingual surfaces of a tooth from the gum tissue to the tooth. The toothbrush automatically adjusts the pressure applied to the pair of brushes in response to the width of a particular interfacing tooth. The toothbrush also has protective shield for minimizing mouth tissue irritation, and a guiding stop for proper tooth positioning.

Abstract: A whole mouth toothbrush with an elongate hollow handle portion, and attached U shaped brush retaining portion. The housing holds an electric motor, a battery power supply, a microprocessor, a printed circuit board and an on-off switch. A primary drive belt connects the motor shaft to a first brush spindle. A plurality of secondary drive belts connect the first brush spindle to the remaining brush spindles. Each spindle terminates in a rotating brush head. Upper brush heads brush the user's top teeth and the lower spindles brush the user's bottom teeth. The microprocessor is programmed to cause the brush retaining shafts to cycle back and forth from a clockwise rotation to a counter clockwise rotation.

Abstract: An electric toothbrush having a central longitudinal axis is disclosed. The electric toothbrush has a brush head having a bristle roll shaft with a plurality of bristle tufts radially and outwardly disposed thereon, thereby forming a bristle roll covered by the cover member. The bristle roll shaft, the horizontal drive shaft and the central drive shaft are operatively connected by a belt and pulley system and a bevel gear system, causing the bended or angle feature of the toothbrush head. The central drive shaft and the horizontal drive shaft cause a one-way forward rotating motion of the bristle roll. This rotating motion and direction simulates the brushing technique recommended by most dentists to the conventional manual toothbrush users.

Abstract: A hair styling tool having a plurality of bristles and one or more movable members extending radially outward from the core and movable between opposing positions is provided. The movable members move between a retracted position where the divider is fitted between and even with or slightly above or slightly below the bristles to engage the hair and an extended position where the divider is moved out beyond the bristles to disengage the hair from the bristles. The hair styling tool having the movable member which engages and disengages the hair with the bristles minimizes tangling of the hair while brushing. The hair styling tool may be a rotating brush optionally equipped with a motor.

Abstract: A power-brush apparatus has a housing, a brush rotatable on the housing about a brush axis and having bristles extending generally radially of the axis, and a drive that rotates the brush in a working direction about the axis and thereby orbits tips of the bristles about the axis. Thus when in use the brush is rotated in this working direction. A support immediately adjacent the housing carries a rigid grinding wheel having an abrasive outer surface. This wheel is biased radially against the bristle tips to sharpen and clean them while a drive relatively displaces the bristle tips and the grinding-wheel surface while the wheel is urged against the bristle tips such that the grinding wheel surface primarily engages rear sides of the bristle tips turned away from the working direction.

Abstract: The present invention provides a toothbrush (710), in particular a mechanical toothbrush (710) more commonly known as an electric toothbrush (710), which includes a spherical brush head (712) which is capable of undergoing at least first (720) and second (722) independent brushing motions in order to improve the overall brushing effectiveness.

Abstract: The present invention relates to a method for cleaning a burner by a burner cleaner. The method comprises removing a burner nozzle, partly inserting the burner cleaner into the burner, connecting a threaded guide of the cleaner to the burner at a thread of an inlet pipe, bringing a shaft being a part of the burner cleaner and partly surrounded by the guide to rotate by a motor, thereby bringing a flare brush connected to the other end of the shaft to hit inner surface of the burner and remove deposit from it, and moving the shaft with the flare brush in the guide enabling the flare brush to clean the inner surface of the burner. The invention further provides a burner cleaner, comprising a shaft, an annular, threaded guide mounted around and co-axially with the shaft, and being shorter than the shaft, a flare brush connected at one end of the shaft, and a motor connected to other end of the shaft.

Abstract: A hand-held surface preparation apparatus comprising a frame, a hollow semi-circular shaped housing member connected to said frame, a drive housing connected to said housing member, a motor secured to said drive housing aligned directly over said hollow semi-circular shaped housing member, a roller rotatably positioned inside of the semi-circular shaped housing member in communication with said motor, front and rear guide handles extending from said frame, and removably connected front and rear debris guards.

Abstract: The invention relates to a mechanical toothbrush with a dual rotary brushing system having a handle and a head fixed on the handle. The head is provided with adjacent contrarotating brushes that are of cylindrical shape and have substantially parallel axes, each of them being supported at least at their distal end by a bearing and each being driven by a shaft. The shafts are flexible and supported by the two bearings to allow the two brushes to move away from and towards each other. The support includes four flexible branches around a central component serving to fix the support on the head composed of a single arm. The support and/or the head of the toothbrush are designed such that the support is fixed on the head while allowing the support to pivot about its point of fixation to the head.

Abstract: An electric toothbrush having a central longitudinal axis is disclosed. The electric toothbrush has a brush head having a bristle roll drive shaft with a plurality of tufts of bristles radially and outwardly disposed thereon, thereby forming a bristle roll and a neck extending between the handle and the brush head. The bristle roll drive shaft and the central drive shaft are operatively connected by a belt and pulley system comprising two pulleys and a belt, and the belt and pulley system is arranged such that the bristle roll drive shaft is offset from and parallel to the central drive shaft of the neck in an eccentric-in-line position. The central drive shaft causes a one-way forward rotating motion of the bristle roll through the belt and pulley system. This rotating motion and direction imitates the brushing technique recommended by dentists to the conventional manual toothbrush users.

Abstract: A toothbrush that contains an imaging device being camera for seeing teeth on an image display monitor before, during and after cleaning them and for storing and transferring images and videos of teeth and oral tissues for better maintenance of oral hygiene and health. The toothbrush with camera comprises a brush head (1) with bristles (3) and a camera (4), and a hollow handle (2) containing camera assembly. Different embodiments of the toothbrush with camera are disclosed herein.

Abstract: Disclosed herein is a rotating toothbrush including: a handle provided with a lever; a head part having bristles implanted on a lower surface thereof and a shaft vertically provided on an upper surface thereof; an operating rod provided in the handle and operated in conjunction with the lever to move linearly in a length direction of the handle; a tilting member rotatably supporting the shaft and pressed when the operating rod moves forward, thereby being tilted at a predetermined angle in an upward direction together with the head part based on a tilting axis; and a rotation driving member connected to the operating rod and the shaft to rotate the shaft when the operating rod moves forward, thereby allowing the head part to form a T shape with the handle.

Abstract: An actuator allows miniaturization by realizing back-and-forth rotating motion of, for example, an electric brush without a drive transmitting mechanism which constitutes a separate entity from a drive source. In a movable body (160) of this actuator (100), an outer yoke (110) is provided with inner wall planes (112a and 113a) located opposing each other spaced a predetermined interval apart and magnets (121 and 123) of different magnetic poles opposing each other in the inner walls planes (112a and 113a). The movable body (160) has a center yoke (140) located between the magnets (121 and 124) through air gaps. The movable body (160) is provided with a shaft (150). The fixed body (180) has a coil (170) which is located in the air gaps and which circles the center yoke (140). The fixed body (180) movably supports the movable body (160) through elastic bodies (190).

Abstract: A toothbrush for brushing the bite surface and two sides of a tooth simultaneously including a handle and three brush head connected to the handle. The head assembly includes three brushes that are rotated about 3 parallel vertical axis while the assembly itself is rotatable about an angle of at least 180° so that a single brush cleans/polishes the inner surface of the teeth in the individual's mouth as the assembly is moved from one side of the individual's mouth to the other side.

Abstract: An oral hygiene device includes a handle and a cleaning head supported on one end of the handle. A vibratory source is supported on the handle and is operative to generate vibratory output. A mounting element is disposed between the handle and the vibratory source. A connecting member extends between the vibratory source and the cleaning head, and is adapted to generate motion at the cleaning head in response to the vibratory output generated at the vibratory source.

Abstract: The present invention is a ceiling fan cleaning apparatus comprising a roller cleaner (20) enveloping a central hub (22) and rotatable with respect to the central hub (22), the central hub (22) attached at one end to an elongated member (10), and a first pulley (32) connected fixedly to one end of the roller cleaner (20) and such that rotation of the first pulley (32) causes an equal rotation of the roller cleaner (20), and a second pulley (34) located close to a second end of the elongated member (10) and a chain (36) connecting the first and second pulleys (32, 34). A hand crank (38) is connected to the second pulley (34) so that a user is able to rotate the roller cleaner (20) by turning the hand crank (38).

Abstract: An apparatus for treating a dovetail in a dynamoelectric machine is provided. The apparatus includes a housing, at least two pads for treating, cleaning or polishing a dovetail surface, at least a pair of guide wheels for aligning the apparatus within the dovetail, and at least one motor connected to the pads. The motor is operatively configured to rotate the pads. The dovetail surface is treated, cleaned or polished by sliding the apparatus along the dovetail and activating the motor to rotate the pads.

Abstract: An actuator allows miniaturization by realizing back-and-forth rotating motion of, for example, an electric brush without a drive transmitting mechanism which is a separate entity from a drive source. In a movable body (110) of this actuator (100), an outer yoke (150) is provided with sidewalls (152 and 153) located opposing each other spaced a predetermined interval apart. A magnet (160) is provided in the outer yoke (150) through a non-magnetic body (170) and has different magnetic poles located opposing to the opposing inner wall planes of the outer yoke (150) through the air gaps. The movable body (110) is provided with a shaft (180). The fixed body (120) has a coil (128) which is located in the air gaps and which circles the magnet (160). The fixed body (120) movably supports the movable body (110) through elastic bodies (130).

Abstract: A rotating hairbrush device featuring a base; a brush component, the bottom portion pivotally attached to the base, the brush component can pivot in a first direction and a second direction and be secured in various positions forming an angle with respect to the base; a shell with bristles removably attachable to the upper portion of the brush component; a guard component attached to the bottom portion of the brush component, the guard component extends outwardly from the brush component and together with the brush component the guard component sandwiches a portion of the bristles, wherein teeth are disposed on a first side edge of the guard component; and a motor disposed and flexible drive shaft that function to drive rotation of the upper portion of the brush component.

Abstract: The invention relates to a mobile floor-cleaning appliance having a housing in which a cleaning tool is mounted, and having a handle holder which is mounted on the housing and is adapted to be connected to a handle in order to guide the appliance along a floor surface which is to be cleaned.

Abstract: An electrical toothbrush includes an elongated handle body, a motor received in the handle body to drive a driving shaft to rotate, and a brush head including an elongated brush arm detachably mounted to the driving shaft and arranged when the driving shaft is driven to rotate, the brush arm is rotated correspondingly and a plurality of brushing bristles radially and outwardly extended from the brush arm for generating a rolling motion to substantially brush a user's teeth when the brush arm is driven to rotate, wherein the brush arm is arranged for locating at a position that the brushing bristles are tangentially rolling on the tooth surface to brush the tooth surface and are consequently brush the gumline at a predetermined angle to remove plaque from the areas between teeth and around the gums.

Abstract: A rotating hair brush with a fins or similar implement projected into the moving path of the brush bristles. The fins automatically remove the hair/fur from the brush bristles. The amount of exposed bristles can be varied and completely concealed inside of the housing. The brush core can contain the batteries and/or motor to reduce the overall size of the assembly. A suction device can be attached to remove dislodged debris. The overall structure contains all of the components such as the motor, power source, brush and hair removal fins in a single housing. The brush is removable and can be exchanged for another with a different bristle configuration.

Abstract: A power-actuated animal paw cleaning device including an elongated handle having an anchor rod statically coupled to a distal end thereof, a casing pivotally mated to the anchor rod such that the casing is freely pivotal thereabout while the handle and anchor rod remain stationary, a splash guard pivotally coupled to the anchor rod and adjoined to an interior surface of the casing respectively, and a paw cleaning mechanism attached to the casing and the handle respectively. Such a paw cleaning mechanism is preferably provided with a brush head rotatably situated within the casing. In one embodiment, the present invention may further include a reservoir containing a liquid cleaning solution therein. Such a liquid cleaning solution may be directly deposited onto a paw of the animal prior to or during cleaning procedures for loosening debris, for example.

Abstract: In embodiments of the present invention, a gutter-cleaning device comprises a housing containing an impeller drive facility, the housing configured to fit into a gutter, an impeller, disposed at an end of the housing and driven by the impeller drive facility, and a transport facility for transporting the housing along the gutter.

Abstract: The invention relates to a mechanical toothbrush with a dual rotary brushing system having a handle and a head fixed on the handle. The head is provided with adjacent contrarotating brushes that are of cylindrical shape and have substantially parallel axes, each of them being supported at least at their distal end by a bearing and each being driven by a shaft. The shafts are flexible and supported by the two bearings to allow the two brushes to move away from and towards each other. The support includes four flexible branches around a central component serving to fix the support on the head composed of a single arm. The support and/or the head of the toothbrush are designed such that the support is fixed on the head while allowing the support to pivot about its point of fixation to the head.

Abstract: The concrete hole brush apparatus provides a tool and method for rapidly and effectively cleaning holes drilled in concrete. The holes must be clean of all debris and dust for an effective bond of anchors with the concrete. Brush sizes include ½ inch, ? inch, ¾ inch, ? inch, 1 inch, 1? inch, and 1¼ inch. The apparatus chucks into a variety of power drills, with the shaft size reduced to a chuck tip for best fit to those drills. The measurement indicia ensure that an operator penetrates to the entire hole depth to guarantee cleanliness. The concrete hole brush apparatus saves time in cleaning concrete holes and negates problems in concrete hole inspections by a concrete inspector.

Abstract: Gum Saver Toothbrush is a battery or otherwise electrically powered toothbrush. The toothbrush includes a handle and a removable brush head. The bristles on the brush head are designed to roll over the teeth and gums. There is a switch on the handle that allows the user to change the bristle direction of rotation. When brushing the upper teeth and gums, the head rolls downwardly. When brushing the lower teeth and gums, the head rolls upwardly. The chewing surface of the back teeth can be brushed in either direction. There may be two sets of bristles on the brush head. The first set may be long and soft for massaging. The second set may be short and soft for cleaning. There is an optional cylindrical compartment on the handle for either mouthwash or a non-sugar reward for children.