Quotables
"To place a man in a multi-stage rocket and project him into the controlling gravitational field of the moon where the passengers can make scientific observations, perhaps land alive, and then return to earth--all that constitutes a wild dream worthy of Jules Verne. I am bold enough to say that such a man-made voyage will never occur regardless of all future advances."
Lee deForest, American radio pioneer ; 1957
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| Number | Title | Issue Date |
| 8015650 | Fabric sweeper The present invention is a device for use in cleaning a fabric surface of dust, dirt, pet hair, and other debris present on the surface. The device includes a housing, a cleaning member, such as a roller, and a pair of cleaning material sections on opposite sides of... | 09/13/2011 |
| 8011050 | Fabric sweeper The present invention is a device (10) for use in cleaning a fabric surface (16) of dust, dirt, pet hair and other debris (20) present on the surface (16). The device (10) includes a pair of cleaning members or rollers (60, 61 | 09/06/2011 |
| 7721372 | Fabric sweeper The present invention is a device for use in cleaning a fabric surface of dust, dirt, pet hair and other debris present on the surface. The device includes a pair of cleaning members or rollers disposed on an underside of the device which can roll with respect to th... | 05/25/2010 |
| 7676875 | Multi-directional toothbrush for protective teeth Disclosed herein is a multi-directional toothbrush for protecting teeth. The multi-directional toothbrush includes a rotatable toothbrush part, a rotatable toothbrush part support frame, and a vertically moving toothbrush part. The rotatable toothbrush part is confi... | 03/16/2010 |
| 7320691 | Apparatus and method for acoustic/mechanical treatment of early stage acne The apparatus includes at least two skin-contacting elements, the elements having narrow end faces and a mounting assembly for holding the elements closely adjacent to each other. A driving assembly reciprocally moves one element relative to the adjacent element(s) ... | 01/22/2008 |
| 6918154 | Toothbrush with longitudinal and lateral motion conversion A toothbrush has a number of rotatable brush assemblies mechanically linked so as to move together with a handle. Each rotatable brush assembly includes a wheel, with radially projecting bristles, configured to rotate about an axis which is roughly parallel to a pla... | 07/19/2005 |
| 6915543 | Ultimate brush A cone hair care brush is provided which enables multiple curls of varying diameters within each lock of hair. Also, the cone hairbrush allows for a root lifter to achieve more body to the overall look of the hair by applying the smallest end of the cone brushhead i... | 07/12/2005 |
| 6895627 | Blackboard eraser A blackboard eraser including a cube having two semi-cylindrical grooves symmetrically arranged in a longitudinal direction therein, and a central brush atop an elevated surface formed between the two grooves. A longitudinal groove is defined underneath each of the ... | 05/24/2005 |
| 6826797 | Oral devices Oral devices are provided, including oral brushes that include bristle tufts and a rotatable member having radially extending protrusions constructed to wedge between a user's teeth and, among other things, cause compression of the papilla. ... | 12/07/2004 |
| 6658686 | Rotary disc toothbrush A toothbrush design which more effectively permits bristle penetration into the spaces between tooth and gum for removal of plaque and food debris lodged within these spaces. The toothbrush design incorporates a rotatable brush disc having a plurality of ... | 12/09/2003 |
| 6625834 | Manual toothbrush for gingival tissue stimulation A preferably non-electric, non-mechanically actuated toothbrush is provided having a generally U-shaped appearance with a rotary brush located, during use, on each side of a tooth to be cleaned. The brushes are configured to rotate about an axis which is ... | 09/30/2003 |
| 6477729 | Toothbrush with longitudinal to lateral motion conversion A toothbrush has a number of rotatable brush assemblies mechanically linked so as to move together with a handle. Each rotatable brush assembly includes a wheel, with radially projecting bristles, configured to rotate about an axis which is roughly parall... | 11/12/2002 |
| 6471300 | Toothbrush and manufacturing method thereof A toothbrush effective for removing plaque deposited on peripheral surfaces of adjacent teeth and the inner parts of teeth and massaging gums, comprising a rotary brush (5) formed into a roller shape by extending many bristles (6) radially outwardly from ... | 10/29/2002 |
| 6389634 | Oral devices Oral devices are provided, including oral brushes that include bristle tufts and a rotatable member having radially extending tips constructed to penetrate the interproximal and subgingival regions of the oral cavity.... | 05/21/2002 |
| 6343396 | Rotary tooth cleaning device A tooth cleaning device having (a) a tooth cleaning head, including: (i) a housing with sides that straddle the tooth along both long faces and defining a longitudinal axis extending between the sides thereof and along the long faces; (ii) gears affixed a... | 02/05/2002 |
| 6230363 | Large-scale cleaning vehicle A large-scale cleaning vehicle, for operation with a forklift, includes rotation brushes for sweeping debris toward a center of said cleaning vehicle, a sweeping brush for sweeping the debris into a debris collection box and a fan for pulling said debris ... | 05/15/2001 |
| 5987699 | Large-scale cleaning vehicle A large-scale cleaning vehicle, for operation with a forklift, includes rotation brushes for sweeping debris toward a center of said cleaning vehicle, a sweeping brush for sweeping the debris into a debris collection box and a fan for pulling said debris ... | 11/23/1999 |
| 5960514 | Wheel driven suction nozzle A wheel driven suction nozzle having an upper body attached to an under body. An opening is formed at a front of the upper body which provides access to a suction cavity. An agitator covered with a fluff material is removably rotatably mounted within the ... | 10/05/1999 |
| 5584088 | Rotating hair brush A rotating hair brush comprised of a handle portion having a detent projection formed on an end portion thereof and a slot formed in an opposing side therefrom. A rotating brush portion has a plurality of bristles extending radially therearound. The rotat... | 12/17/1996 |
| 5412828 | Free forum hair care brush A free form hair care brush is provided, which consists of a handle with a collar formed on one side of the handle and a shaft extending from the collar. A bristle attachment is rotatively positioned onto the shaft. A retainer cap is mounted onto a distal... | 05/09/1995 |
| 5361442 | Pool tile scrubber A swimming pool scrubber has a handle adapted for receiving an extension handle. Attached at an angle to the handle is a ball. Rotatably mounted on the ball by a socket is a rubbery disc. Removably mounted on the front face of the disc is an abrasive clea... | 11/08/1994 |
| 5142724 | Rotary toothbrush A rotary toothbrush comprises a round brushhead having at least one projection, bristles on the roundbrush head, a grip, a shaft extended from the grip and eccentrically, rotatably mounted to the round brushhead, whereby the toothbrush can perfectively cl... | 09/01/1992 |
| 5127200 | Eavestrough debris protection mechanism A mechanism for protecting an eavestrough against the accumulation of leaves and other debris. Apertured cover plates are positioned along the eavestrough to intercept water descending from the roof into the trough. The water passes through the apertures,... | 07/07/1992 |
| 4979256 | Toothbrush with multiple rotary brush members A toothbrush having one or more wheel members with radially disposed bristles adapted to roll into contact with tooth surfaces. End plates on the wheel member inhibit bristle deflection. In a multiple wheel member version an intermediate wheel member serv... | 12/25/1990 |
| 4941225 | Automatic chalk-powder collecting device for blackboard eraser This invention relates to an automatic chalk-powder collecting device for blackboard eraser; it mainly comprises a body portion, two symmetrical side covers, a powder box, and a powder-collecting assembly. By means of the aforesaid structure and a one-way... | 07/17/1990 |
| 4765012 | Manually operated cleaner A manually operated cleaner is provided with a body in the form of a box-shaped container having a removable lid and a bottom wall. Two parallel openings are provided through the bottom wall of the container. A roll brush is mounted to project out of one ... | 08/23/1988 |
| 4742594 | Blackboard eraser An improved blackboard eraser used for automatically erasing the chalk dust comprises a housing, in which several sets of brushes and rollers in number corresponding to the brushes are installed. The rollers are made of suitable chalk-erasing material and... | 05/10/1988 |
| 4685165 | Hair brush A hair brush having bristles attached to a member which is rotatable with respect to a handle, together with a method of making and assembling a hair brush comprised of only two separate members, is disclosed. A surface on the member is provided between t... | 08/11/1987 |
| 4656684 | Tangle-free blow-dry brush A hair styling and grooming implement for use with the hair blow dryer essentially comprises two pieces, a hair engaging member and a handle. The member is mounted on the handle and both are capable of freely rotating along a common longitudinal axis rela... | 04/14/1987 |
| 4638520 | Toothbrush capable of multidirectional brushing A toothbrush is provided with bristles to brush and clean the teeth. Since there are cavities between neighboring teeth it is useful to exercise a multidirectional brushing of the teeth and cavities. The handle of the tooth brush is therefor provided with... | 01/27/1987 |
| 4630952 | Design painting device with stability and independent drive A device for painting wallpaper-like patterns on walls and other flat surfaces. The device comprises a container for holding paint as well as a series of feeder rollers for feeding paint onto the embossed surface of a pattern roller. Additional means, ind... | 12/23/1986 |
| 4596059 | Automatic dust-removing eraser of a rolling-friction type for blackboard An automatic dust-removing eraser of a rolling-friction type for use on a blackboard includes: a casing body having an open section or cavity in the central portion; a plurality of different guiding slots vertically formed at both ends of the side walls d... | 06/24/1986 |
| 4496825 | Electric curling iron having a removable hair grooming attachment An electrically heated hair curling iron includes a handle with a tubular electric heating element having a first end adjacent the handle, a second and spaced outwardly from the handle, and an outer peripheral surface provided with a plurality of accurate... | 01/29/1985 |
| 4469934 | Electrically heated hair curling brush with selectively rotatable handle An electrically heated hair curling brush includes a generally cylindrical elongated handle having an elongated, thermally non-conductive brush support rotatably mounted within the handle and axially extending therefrom. An electric PTC heating element is... | 09/04/1984 |
| 4468554 | Electric hair curling appliance having a selectively rotatable removable hair grooming member An electric hair curling appliance includes a metallic heater tube extending fixedly from one end of a handle and containing an electric heating element. A tubular member including a hair grooming attachment removably received on an inner metal tube is te... | 08/28/1984 |
| 4464804 | Handheld sweeper A handheld sweeper with a rotary brush and compartments for collecting debris has a rear door pivotally mounted to close a rear opening of the compartment. A front button operates a plate terminating with a hinge-like web connected to the door to open and... | 08/14/1984 |
| 4462134 | Blackboard eraser A blackboard eraser comprising a base, an uppermost cover mounted on the base, two erasing rollers pivotedly mounted within the base, a controller and two scrapers wherein the controller normally engages with the rollers for erasing use and may be depress... | 07/31/1984 |
| 4443688 | Electrically heated hair curling appliance with removable rotatable hair grooming member An electrically heated hair curling appliance includes a handle assembly having an electric heating element extending fixedly from one end thereof and a removable tubular hair grooming member mounted on the heating element for rotary and axial movement re... | 04/17/1984 |
| 4442565 | Portable pocket clothes brush A brush (10) is provided. The brush (10) includes a housing (12) which includes an aperture (28). Bristles (42) are mounted within the housing (12) and extend through the aperture (28). A cover (50) is provided and includes an aperture (52). Cover (50) is... | 04/17/1984 |
| 4438601 | Sandpaper cleaning device A sandpaper cleaning tool is disclosed comprising an elongated horizontal handle. First and second U-shaped brackets are secured to one surface of the handle and are axially offset with respect to each other and with the longitudinal axis of the handle. C... | 03/27/1984 |
