Abstract: An electric toothbrush is provided. The electric toothbrush has an elongated body including a handle, a head, and a neck extending between the handle and the head. A first bristle carrier having a plurality of bristles and a second bristle carrier having a plurality of bristles are disposed on the head and each of the first and second bristle carriers have an opening. An electric motor is operatively connected to a shaft, wherein operation of the electric motor moves the shaft in an orbital motion and wherein the shaft is operatively connected to the first and second bristle carriers to move the first and second bristle carriers.

Abstract: A powered toothbrush includes a handle having a neck. A head is mounted to the neck and has a first surface and an opposed second surface. A first tuft block is mounted to the head, with the tuft block having tooth cleaning elements extending outwardly from the first surface. A tissue cleanser is mounted to the head and has a plurality of tissue engaging elements extending outwardly from the second surface. A drive assembly configured to cause the first tuft block and the tissue cleanser to move with respect to the head.

Abstract: A brush head for a motor-driven toothbrush includes a multitude of bristles and a plate shaped bristle support to which the bristles are attached. The brush head is connectable to a motor-driven toothbrush for oscillatory rotation and translation. The bristle support is divided into several bristle support segments that are movable relative to each other. In particular, diametrically opposed bristle segments are tiltable on a shared tilt axis or on separate tilt axes arranged in a plane perpendicular to the axis of rotation of the brush head.

Abstract: A drive system for imparting motion to a treating implement such as a toothbrush or the like includes a cam rotatably driven around an axis of rotation by a motor. The cam has a closed loop cam track eccentric to the axis of rotation. A control member is disposed between the cam and the treating implement head. The control member has a control slot extending completely through the control member. A pivot member is located between the control member and the treating implement head. The drive system further includes a drive shaft with its drive end freely mounted in the cam track. The drive shaft extends through the control slot and through the pivot member with its driven end operatively connected to the drive connection of the implement head. As a result, when the cam member is rotated the direction of movement of the drive shaft is controlled by the drive shaft being confined for sliding movement in the control slot. The drive shaft is still capable of rotating because of its free mounting in the cam track.

Abstract: A cleaning apparatus includes an elongated housing bounding a chamber with a motor disposed therein. A drive shaft is at least partially disposed within the chamber of the housing, the drive shaft being coupled with the motor such that during selective operation of the motor the drive shaft is rotated continuously. A brush head has a plurality of bristles mounted thereon. A hub is disposed on the brush head and has an elongated channel bounded by a pair of spaced apart engagement surfaces. A spherical head is disposed within the channel so as to selectively bias against the engagement surfaces, the spherical head being eccentrically disposed on the drive shaft such that the spherical head reciprocally rotates the brush head when the drive shaft is continuously rotated.

Abstract: An electric toothbrush is disclosed. The electric toothbrush includes a body having an interior hollow region for retaining one or more motors, batteries, and drive mechanisms. The toothbrush includes multiple bristle carriers. Each of the bristle carriers undergoes some type of movement and is driven by the one or more motors and drive mechanisms. Various combinations of movement of the bristle carriers are described. And, numerous drive train mechanisms are disclosed for achieving the noted motions.

Abstract: An electric motor driven toothbrush is provided. The head of the toothbrush of the current application oscillates latitude to the body of the toothbrush. One end of a specially designed shaft, with an annular portion developed at that end, is connected to an electric motor via gears. A replaceable toothbrush head is attached to the other end. The circular portion at one end of the shaft is an annular plate that has at least two protrusions developed perpendicular to the circular plane. The two protrusions may be in a rectangular form or arc form developed along the perimeter of the circular portion developed on the shaft. A circular plate attached, with a predetermined angle, to a gear that vertically penetrates the annular portion enables a latitude oscillation movement of the brush head. With the toothbrush of the current application, a user can automatically scrub his/her teeth longitudinally along the length.

Abstract: The present invention is directed towards an electric toothbrush having a replaceable tuft assembly. The electric toothbrush comprises a main body, an electric motor mounted in the main body, a support member coupled to the main body, a tuft assembly which is releasably attachable to the support member and a transmission that is operatively connected to the electric motor to provide rotational motion to the tuft assembly. The support member has a first connection member and the tuft assembly has a second connection member. The first and second connection members are adapted to allow rotational motion of the tuft assembly with respect to the main body. In another aspect, the toothbrush may further comprise an adaptor that is releasably attachable to the tuft assembly and converts the rotational motion from the transmission to reciprocal rotational motion for urging the tuft assembly to reciprocally rotate.

Abstract: A method of using an electric stainbrush for cleaning inanimate surfaces is provided. The electric stainbrush includes a handle having a motor disposed therein, a head having a longitudinal axis, and a neck disposed between the handle and the head. First and second bristle holders are associated with the head. The first bristle holder oscillates or rotates. The second bristle holder reciprocates in generally the same direction as the longitudinal axis of the head but does not rotate or oscillate. The motor is operatively connected to the first and second bristle holders.

Abstract: A powered toothbrush is disclosed wherein portion of the toothbrush head is movable about a hinge. The movable portion of the head reciprocates about that hinge through the interaction of a flexible extension of that portion containing a slot. Movable within the slot is an offset end of a rotating drive shaft connected to the power source in the toothbrush. Translation of rotation movement of the drive shaft to reciprocating movement of the hinged head is achievable in a manner that the power source is not stalled or burned out if movement of the toothbrush head is prevented or limited.

Abstract: An electric toothbrush has a neck extending in a longitudinal direction, a head at a remote end of the neck, a handle at a proximal end of the neck, an electric motor located within the handle, and a tuft block mounted to the head in a manner allowing pivotal oscillation about a tuft block axis that is normal to the longitudinal direction of the neck. A primary rocker arm extends longitudinally within the handle and/or neck and pivots about a primary rocker arm axis that is parallel to the tuft block axis. A proximal end of the primary rocker arm is driven by the electric motor. A secondary rocker arm extends longitudinally within the neck and pivots about a secondary rocker arm axis that is parallel to the tuft block axis. A distal end of the secondary rocker arm drives the tuft block and a proximal end of the secondary rocker arm is driven by the primary rocker arm.

Abstract: A powered toothbrush is disclosed wherein portion of the toothbrush head is movable about a hinge. The movable portion of the head reciprocates about that hinge through the interaction of a flexible extension of that portion containing a slot. Movable within the slot is an offset end of a rotating drive shaft connected to the power source in the toothbrush. Translation of rotation movement of the drive shaft to reciprocating movement of the hinged head is achievable in a manner that the power source is not stalled or burned out if movement of the toothbrush head is prevented or limited.

Abstract: A detachable head for use with an electric toothbrush is provided. The electric toothbrush has a handle with a motor disposed therein that is operatively connected to a shaft. The detachable head has an elongate body with a longitudinal axis and a first end and a second end opposite said first end. The first end may be detachably coupled to the electric toothbrush. The detachable head has a first bristle holder with a first plurality of bristle tufts disposed thereon. The first bristle holder is located at the second end of the elongate body and can oscillate about an axis substantially perpendicular to the longitudinal axis. The detachable head also has a a second bristle holder disposed between the first bristle holder and the first end. The second bristle holder has a top surface and a second plurality of bristle tufts that form an acute angle with the top surface of the second bristle holder.

Abstract: An electric dental care device with a care head 7 oscillatingly driven about a rotational axis DV powered by a rotating driving shaft 2. One end of driving shaft 2 has a driving element 17 disposed eccentrically to the rotational axis of the driving shaft 2. The driving element 17 engages a recess of a force converter to convert the rotational force of the driving element 17 into an oscillatory turning movement of the care head 7. The force converter comprises a gymballed conversion element 6 which engages and supports the driving element 17. The rotational axes DH, DV of the two gymbal bearings of the conversion element 6 are disposed to form a right. The conversion element 6 is swivellably supported by a mounting 8 about a first rotational axis DH. The mounting 8 is supported turnably about the second rotational axis DV and carries the care head 7.

Abstract: An electric toothbrush is provided a cam mechanism and a crank mechanism in the handle. The cam mechanism comprises a cam, mounted on a rotary shaft of a motor via a frame; and a slave unit making a reciprocating movement, defined within the handle and engaged with the cam. The crank mechanism comprises a crank, mounted concentrically with the brush head; a link rod, jointed with the crank; and a block, defined within the brush body and engaged with the slave unit. Therefore, the structure of the electric toothbrush of the present invention is simplified, thus its cost can be reduced accordingly. In addition, the brush head of the present invention can be formed star shape or be inclined to improve the area of contact for super cleaning and be convenient for removing the deposit on the teeth.

Abstract: This invention relates to a battery powered electric toothbrush whose toothbrush head can vibrate laterally relative to the longitudinal axis of the toothbrush. The electric toothbrush comprises a handle containing a drive head eccentrically mounted to a motor shaft, a toothbrush head, and a sleeve intermediate the toothbrush head and the handle accommodating a swing arm. The swing arm has a head portion adjoining the toothbrush head pivotally attached in the forward end of the sleeve and has a tail portion provided with a transverse groove receiving the drive head. The head portion of the swing arm is bent to facilitate itself in contact within the forward end of the sleeve to minimize the impact on the motor power as a user presses the toothbrush head in a daily tooth cleaning. The toothbrush head is attachable, sealed, and secured to the drive portion with a flexible collar member.

Abstract: An electric toothbrush comprised of a handle and a neck; the handle containing a swing link connected to a motor and a cell cabinet; the neck also containing a crank to drive a brush head and another swing link abutted to its counterpart in the handle characterized by that a rotor being inserted to the motor shaft; a U-shape member inserted to the swing link in the handle; the U-shape member being engaged by friction due to reciprocal impact from the rotor thus to drive the swing link in the neck; and the crank further driving the brush head to execute lateral swing at an angle of thirty degrees to achieve the optimal tooth brushing effect.

Abstract: A mechanically-driven toothbrush consists of a handle, which contains a driving motor with a conversion mechanism, and a toothbrush attachment removably connectable to the output shaft of the conversion mechanism. The handle with the conversion mechanism and the drive motor may comprise a standard, commercially produced unit with the output end of the conversion mechanism performing alternating rotary movements. The toothbrush attachment is made in the form of a conventional toothbrush head without any angular transmission. The tail of the head is connected with the output end of the conversion mechanism by a coupling, which has a locking element for engagement with an appropriate connection element on the output end of the conversion mechanism. The connection portion is covered by a protective sleeve that can be removably connected to the front end of the handle. In operation, the user moves the toothbrush up and down in the vertical directions of the teeth.

Abstract: A head for a toothbrush including a neck and, first and second sets of one or more bristles each. The first and second sets are indirectly supported by the neck and movable relative to each other such that at least one component of this relative movement causes the bristle(s) of the first set to be raised and/or lowered relative to the bristle(s) in the second set. The first and second sets of bristles both are movable relative to the neck.

Abstract: A detachable head for use with an electric toothbrush is provided. The electric toothbrush has a handle with a motor disposed therein that is operatively connected to a shaft. The detachable head has an elongate body with a longitudinal axis and a first end and a second end opposite said first end. The first end may be detachably coupled to the electric toothbrush. The detachable head has a first bristle holder with a first plurality of bristle tufts disposed thereon. The first bristle holder is located at the second end of the elongate body and can oscillate about an axis substantially perpendicular to the longitudinal axis. The detachable head also has a a second bristle holder disposed between the first bristle holder and the first end. The second bristle holder has a top surface and a second plurality of bristle tufts that form an acute angle with the top surface of the second bristle holder.

Abstract: An orthodontic toothbrush cleans braces and teeth effectively, including braces which have brackets protruding from tooth surfaces, wherein the brackets are connected by a spanning archwire. The orthodontic toothbrush has a longitudinally extending handle for manual use, or an optional plastic electric battery operated body, attached to a toothbrush head. The bristle head includes rows of bristles, which contact and clean both the orthodontic appliances attached to the surfaces of the teeth and underlying teeth. The height of the shortest group of bristles in the middle of all the bristle rows, represents an average protrusive depth of a typical bracket or band protruding from a tooth's surface. An intermediate row of bristles, bilaterally, is used to assist in cleaning the incisal/occlusal (top) and gingival (bottom) portions of a tooth's crown and orthodontic bracket or band.

Abstract: A powered toothbrush to provide oral hygiene having a brush section with a first bristle carrier that is powered and driven to rotate in an oscillating manner through a prescribed angle. A second bristle carrier is pivotally connected to the first bristle carrier and also pivotally connected to the brush section. The second bristle carrier oscillates in accordance with the oscillation of the first bristle carrier in a sectorial manner. The bristle carriers may include a variety of elastomeric and non-elastomeric bristles or combinations thereof to provide cleaning, polishing, whitening and stimulating to the teeth and gums.

Abstract: A brush section for use in a powered toothbrush, and a powered toothbrush utilizing the brush section are provided. The brush section has a generally disk shaped carrier from which extends at least one finger that has oral care elements, i.e., bristles and elastomeric cleaning members, extending outwardly therefrom to provide increased contact area between the oral care cleaning elements and oral gingival tissue for enhanced massaging thereof.

Abstract: An electric toothbrush has a housing incorporating a motor with a drive shaft rotatable about a longitudinal axis A. A shank extends beyond the housing and is integrally formed with a brush head at its remote end. The shank is pivotably supported intermediate its length in an end wall of the housing. An eccentric cam mounted to the shaft cooperates with a cup on a near end of the shank to form a mechanical coupling. When the shaft rotates both the near end and the brush head moves through a circular path.