Patents Examined by Edward L. Roberts
  • Patent number: 5504964
    Abstract: A chimney flue cleaning apparatus that involves use of a rotating chain suspended from the outlet of the chimney and depending to the bottom of the chimney through which means is provided for the attachment of an ordinary drill tool to the chain through use of a flexible cable extension with a detachable connection for the lower end of the chain. At times when the cleaning is to be done the electric drill is connected into its clamp coupling to the end of the cable extension that is journaled in the chimney wall so that high rotation is given to the chain to extend chain element from the rotating chain that will with whipping washing action engage the inner surface of the chimney to remove hardened soot therefrom.
    Type: Grant
    Filed: December 21, 1992
    Date of Patent: April 9, 1996
    Inventor: William F. McDaid
  • Patent number: 5504960
    Abstract: A handle component (1) of an electric toothbrush protrudes from the end of a hollow shaft (3), which holds a drive shaft (9) coaxially therein. A brush attachment (4) with rotatable bristle tufts (6) is disposed on the hollow shaft (3) in such a way that the drive shaft (9) is coupled with a shaft (7) in the brush attachment (4), wherein said shaft (7) drives the bristle tufts (6). The hollow shaft (3) is driven by a motor to oscillate around its longitudinal axis and to slide back and forth in the direction of its longitudinal axis.
    Type: Grant
    Filed: May 12, 1995
    Date of Patent: April 9, 1996
    Assignee: Bausch & Lomb Incorporated
    Inventor: Edgar Hommann
  • Patent number: 5504958
    Abstract: The invention is directed to an electric toothbrush including a brush unit (1) adapted to be push-fitted to a handle unit. The brush unit (1) accommodates a rotary camshaft (4) as well as a series of bristle holders (11, 12, 13, 14, 15, 16) provided with tufts (17) of bristles and disposed approximately transversely relative to the camshaft (4). The bristle holders (11, 12, 13, 14, 15, 16) are pivotally mounted on two mounting pins (8, 9) extending parallel to the camshaft (4), thus enabling the bristle holders (11, 12, 13, 14, 15, 16) to be moved in a motion about the mounting pin (8, 9) by the camshaft (4). The two mounting pins (8, 9) are arranged on either side of an imaginary first plane (18) aligned approximately parallel to the bristle tufts (17) and extending lengthwise through the camshaft (4), and each of the bristle holders (11, 12, 13, 14, 15, 16) includes an opening (19, 20) for receiving one of the two mounting pins (8, 9).
    Type: Grant
    Filed: December 1, 1994
    Date of Patent: April 9, 1996
    Assignee: Braun Aktiengesellschaft
    Inventor: Karl Herzog
  • Patent number: 5504969
    Abstract: A machine for cleaning and disinfecting transportation vehicles comprises a frame provided with a plurality of wheels, electric motor means for driving the wheels and therefore moving the machine in a predetermined direction, a device for washing and cleaning a central area of the floor and under side seats of a transportation vehicle to be cleaned, and a device for washing and cleaning walls, seats and a ceiling of the transportation vehicle. The device for washing and cleaning the floor includes a unit for washing and cleaning a central area of the floor and a unit for washing and cleaning areas under the seats of the transportation vehicle, the device for washing and cleaning walls, seats, and ceiling being provided with lever elements movable between a plurality of positions suitable for correspondingly cleaning the walls, the seats and the ceiling of the transportation vehicle.
    Type: Grant
    Filed: September 29, 1994
    Date of Patent: April 9, 1996
    Inventors: Vladimir Beryozkin, Alexander Rudshteyn
  • Patent number: 5502858
    Abstract: A sponge mop head including a support plate for supporting a sponge and a wringer plate pivotally attached to a front edge of the support plate. A planar extension plate portion is provided extending rearwardly from the support plate such that a sponge will be substantially fully compressed between the wringer plate and the support plate and extension plate portion during a wringing operation. In addition, a handle mounting socket is provided located rearwardly of the support plate for facilitating use of the mop in low overhang areas, and to accommodate a wringer plate large enough to fully cover a compressed sponge during a wringing operation.
    Type: Grant
    Filed: November 15, 1994
    Date of Patent: April 2, 1996
    Assignee: Vining Industries, Inc.
    Inventors: Mary M. Hoagland, Diana W. Juratovac
  • Patent number: 5500972
    Abstract: A scrubber for cleaning a dorsal portion of an individual. The inventive device includes a plurality of cylindrical brushes each symmetrically oriented about an individual axis. The brushes are coupled to rotating assembly for spinning each brush about its individual axis and simultaneously rotating the brushes about a common center axis. The handle extends from the rotating assembly to permit manual manipulation of the device during a bathing procedure.
    Type: Grant
    Filed: November 7, 1994
    Date of Patent: March 26, 1996
    Inventor: David C. Foster
  • Patent number: 5500970
    Abstract: An automatic toothbrush to optimally clean at least two sides of a tooth or a row of teeth comprising a cleaning head with a substantially U-shaped support to which are mounted clusters of bristles. The clusters of bristles are mounted on self-positioning pivoting levers of the U-shaped support in order to clean even little accessible tooth locations. Using at least one mechanical and/or electromagnetic drive means, control is made possible of a phase-shifted, impulsive motion of the support relative to the automatic toothbrush and of the pivoting levers with the cleaning bristles relative to the support to implement a cleaning or wiping action by the clusters of bristles from the gum to the tooth crown while, in the opposite direction, the motion takes place with at least reduced pressure applied to the teeth.
    Type: Grant
    Filed: April 15, 1993
    Date of Patent: March 26, 1996
    Assignee: Wilhelm Maurer
    Inventors: Wilhelm Maurer, Andreas Maurer
  • Patent number: 5500971
    Abstract: A hand-scrubbing brush has drive mechanism, a housing accommodating the drive mechanism, the housing having a kidney-shaped profile, a plurality of rotational bodies equipped with bristles arranged rotatably in one narrow side of the housing along a line adapted to a kidney shape of the profile, and a mechanism for transmitting movement of the drive mechanism to the rotational bodies so as to drive the rotational bodies in form-and force-locking manner.
    Type: Grant
    Filed: September 9, 1994
    Date of Patent: March 26, 1996
    Inventor: Hartmut Springmann
  • Patent number: 5500974
    Abstract: A dredging device includes a casing in which a substantially U-shaped frame is pivotally mounted. A stem portion is rotatably mounted on an upper wall of the casing. A first axle has an upper end securely attached to the stem portion. A drive gear is fixedly mounted around a lower end of the first axle. A second axle is rotatably mounted through a lower section of the frame. A driven gear is fixedly mounted around an upper end of the second axle. A threaded groove is defined in an inner wall of the second axle. A third axle has a first end rotatably mounted through a mediate portion of a side section of the frame. A transmission gear is fixedly mounted around the third axle and meshes between the drive gear and the driven gear. A reel is securely mounted on a second end of the third axle. A length of stranded rope is wound around the reel and has a free end extending through the threaded groove in the second axle to outside of the lower wall of the casing.
    Type: Grant
    Filed: August 9, 1995
    Date of Patent: March 26, 1996
    Inventor: Chung K. Wu
  • Patent number: 5500973
    Abstract: A plaque removing device adaptable to a water supply and which includes a flexible conduit, an interchangeable toothbrush, a plurality of bristles, and a rinse reservoir. The flexible conduit contains a rinse conduit and at least one water conduit. The flexible conduit has a flexible conduit first end that is connectable to the water supply and a flexible conduit second end. The interchangeable toothbrush has an interchangeable toothbrush head portion and contains a rinse passageway that communicates with the water conduit and at least one water passageway that communicates with the at least one water conduit. The toothbrush is disconnectingly attached to the flexible conduit second end so that the interchangeable toothbrush can be changed for user preference. The plurality of bristles are located on the toothbrush head portion and communicate with both the rinse passageway and the at least one water passageway.
    Type: Grant
    Filed: May 8, 1995
    Date of Patent: March 26, 1996
    Inventor: John J. Phelan
  • Patent number: 5499420
    Abstract: The invention is directed to a brush holder for a toothbrush, in particular for cleaning the interproximal spaces, for releasably locating a brush preferably comprising an in particular stem-shaped bristle supporting structure having bristles secured thereto, with the bristle supporting structure including a portion carrying no bristles, and the brush holder including a receiving structure adapted to receive the bare portion. The brush holder is of an approximately disk-shaped configuration. The receiving structure is associated with a recess, and the recess carries pivotally therein a clamping structure for clampingly, yet releasably, positioning the brush in its proper location relative to the brush holder.
    Type: Grant
    Filed: January 4, 1995
    Date of Patent: March 19, 1996
    Assignee: Braun Aktiengesellschaft
    Inventor: Bernhard Boland
  • Patent number: 5497525
    Abstract: A device (10) for scraping coatings from cards includes first and second housing members (12 and 14). These housing members define a cavity (20). Blades (22 and 24) scrape coatings off of cards in opposite directions. Removed coatings are collected in the cavity (20).
    Type: Grant
    Filed: October 19, 1994
    Date of Patent: March 12, 1996
    Assignee: Gate Mold, Inc.
    Inventor: Daniel E. Woodgate
  • Patent number: 5496412
    Abstract: A rotary applicator cleaning device in which a roller is placed within a housing and rotated within that housing as it is subjected to a cleaning solution and a resilient scrubbing.
    Type: Grant
    Filed: March 8, 1994
    Date of Patent: March 5, 1996
    Inventor: Shamoon Ahmad
  • Patent number: 5495634
    Abstract: The invention is directed toward a vacuum sweeper roller brush having an integrally formed stiffener bar. The roller brush includes a plurality of brush tufts which fixedly reside in recesses. The brush tufts and stiffener bars are arranged helically on the exterior of a generally cylindrical roller member. The stiffener bars support the brush tufts to provide improved sweeping performance.
    Type: Grant
    Filed: June 30, 1994
    Date of Patent: March 5, 1996
    Assignee: Bruns Brush Inc. (Ohio Corporation)
    Inventors: Rudolph F. Brundula, William P. Brundula
  • Patent number: 5493747
    Abstract: An electric toothbrush with a control circuit capable of stopping the brushing operation when the brush is pressed against an user's teeth with an excessive force. The electric toothbrush comprises a housing which carries a shaft mounting a brush. The housing incorporates a rotary electric motor and a motion conversion mechanism which converts a rotational movement of the motor to a reciprocatory movement of the shaft for reciprocating said brush. A pressure sensor is provided to sense a brush pressure being applied back to the brush as a counter-action when pressing the brush against the user's teeth and to produce a stop signal when the sensed brush pressure exceeds a predetermined limit level.
    Type: Grant
    Filed: July 25, 1994
    Date of Patent: February 27, 1996
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Satoru Inakagata, Yoji Kawamoto
  • Patent number: 5493748
    Abstract: A device for cleaning either the outer or the inner surface of a pipe end includes a spindle having a tubular wire brush attached to one end thereof, and, an annular wire brush that is adjustable axially of said spindle between a retracted and an advanced position.
    Type: Grant
    Filed: April 6, 1995
    Date of Patent: February 27, 1996
    Inventor: David Santo
  • Patent number: 5491863
    Abstract: A utensil that is configured for scrubbing both baby bottles and nursing nipples for such bottles includes a handle that has a recess defined therein, a bottle brush operatively connected to the handle which is sized so as to be able to efficiently scrub an inside of a baby bottle, and a nipple brush assembly. The nipple brush assembly includes a nipple brush portion that is sized so as to be able to efficiently scrub an inside of a nursing nipple and a grip portion. It is releaseably attached to the handle so that said brush portion is positioned in the handle recess and the grip portion is grippable externally of the recess by a user, whereby said utensil can be used to conveniently scrub both baby bottles and nursing nipples.
    Type: Grant
    Filed: November 4, 1994
    Date of Patent: February 20, 1996
    Assignee: Munchkin Bottling, Inc.
    Inventor: Steven B. Dunn
  • Patent number: 5490302
    Abstract: A wall mounted back washer and applicator which may be used to wash, massage, or to apply lotion or salve to the back of the human torso without assistance. The device includes a foam pad mounted to a rigid plate which contains a plurality of suction cups for demountably attaching to any wall surface. In the alternative, the foam pad may be replaced by or used in conjunction with an inflatable bladder 40 which is inflated or deflated according to the user's desires for a rougher or softer application surface. The size of the device accommodates for the use of any standard size wash cloth. Fabric of equal or larger size and thickness can be used with the device.
    Type: Grant
    Filed: December 9, 1994
    Date of Patent: February 13, 1996
    Inventor: William D. Dion
  • Patent number: 5488747
    Abstract: A bottle brush including an elongated flexible rod having a plurality of stiff bristles at one end for contacting inside walls and base inner surface of a baby bottle. Connecting structure is provided on an opposite end of the rod to be received by a receptacle of a portable, hand-held motor of a food mixer and rigidly locked thereto for rapidly rotating the rod and bristles to clean the inner surfaces of the baby bottle.
    Type: Grant
    Filed: June 13, 1994
    Date of Patent: February 6, 1996
    Inventor: Michael I. Woodhouse
  • Patent number: 5488750
    Abstract: A butterfly sponge mop which is used for routine surface cleaning and moisture absorbing mopping and an integral unitary mop scrubber attachment with an outer abrasive surface which is to be used on the head of the sponge mop for cleaning more difficult and ingrained soiled surfaces. The mop attachment consists of two detent tabs which are to be inserted into the existing cutouts located in the sponge support member of the mop. The attachment also has side holes for placement over the existing holes of the mop's support member, through which the ends of the mop's squeeze arms are inserted. The mop attachment is readily and easily removable from the sponge mop and is interchangeably designed to be used with existing or new butterfly sponge mops. In another embodiment the mop attachment and the mop's sponge support member is formed with the scrubber component as a single, molded plastic component.
    Type: Grant
    Filed: March 31, 1995
    Date of Patent: February 6, 1996
    Assignee: Quickie Manufacturing Corporation
    Inventors: Peter S. Vosbikian, Haig Vartanian