Abstract: A vibrating toothbrush comprising a handle including a body with a tubular member extending outwardly from one end. A replaceable sleeve slides over the tubular member and detachably engages the body. One or more of the sleeve, tubular member and body incorporates a vibration damping zone for reducing vibration transmission from the sleeve to the handle. The damping zone is one of a material that differs in damping properties to the material of the rest of the toothbrush; a hole defined in the one of the sleeve, tubular member and body, and a toothbrush where that hole is filled with an elastomeric material.

Abstract: An electric toothbrush with a removable brush section having a transponder communicating with a handle portion of the toothbrush via a non-contacting inductive coupling.

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. A head assembly includes an elongated head housing having a head drive shaft and a brush head mounted thereon. The head assembly is adapted to be selectively coupled with the body assembly so that the body drive shaft is coupled with the head drive shaft.

Abstract: The mode selection system for a power toothbrush includes a first switch (25) operable to control the ON/OFF condition of the toothbrush and a second switch (29) operable when the first switch is in the OFF condition to select one of a plurality of possible modes of operation programmed in the toothbrush. A pre-established time is set during which the ON/OFF switch must be operated to an ON condition after the mode selection switch has been operated to select a particular mode. The selected mode is indicated by a lit LED on a handle portion of the toothbrush.

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: A replaceable accessory head for a powered toothbrush. The user selects one of a plurality of dental care accessory assemblies for flossing, brushing teeth, or for stimulating the gums. That assembly is engaged with the head which in turn is engaged with the handle and is locked thereto. This locking motion also causes the assembly to become locked to the head and the assembly may then be used for its intended purpose. A vibratory mechanism in the handle is activated causing vibration in the accessory assembly and thus improving the flossing, brushing or gum stimulation motions. When the assembly is worn out or when a different dental hygiene task is to be undertaken, the user detaches the head from the handle, thereby simultaneously unlocking the accessory assembly from the head. The assembly is then disengaged and is replaced by a different accessory assembly.

Abstract: An oscillatory system for a motorized drive unit for the generation of a rotary oscillatory movement is provided. The system includes a first oscillatory component and a second oscillatory component, the components capable of oscillating relative to one another around an axis of oscillation; and at least two elongate spring elements, each spring element having a first fastening point and a second fastening point spaced apart from one another. The spring elements are elastic in the direction of the rotary oscillatory movement. For each spring element the first fastening point is connected to the first oscillatory component and the second fastening point is connected to the second oscillatory component such that the spring elements intersect at the axis of oscillation, the axis of oscillation having an angle of intersection different from 0 degrees.

Abstract: A penetrating electric toothbrush is disclosed, including a handle, a replaceable brush head, a head unit base, an engaging device, a selection device, and an actuator. The replaceable brush head comprises a head body, a plurality of bristles fixed to the head body, and a detachable fastener. The head unit base has a head receptacle portion, a actuator receiving recess, and a bar guiding portion. The reciprocating bar is protruded from the handle and received in the actuator receiving recess, and the actuator receiving recess is configured to engage the reciprocating bar in either penetration mode or polishing mode. The engaging device is disposed at an end of the reciprocating bar and engaging the head unit base with the reciprocating bar. The selection device places the engaging device either in the penetration mode or the polishing mode.

Abstract: The curved-head electric toothbrush includes an elongate housing having a drive assembly contained therein. The housing provides a handle portion and a tapering section that holds a curved brush mount. The curved brush mount has a plurality of rotatable brush units mounted thereon. The brush mount is shaped to conform to the curved row of teeth of a user's mouth. The drive assembly drives one of the brush units, and the rest of the brush units are driven by the driving brush unit so that adjacent brush units rotate in opposite directions. Each brush unit includes curved, outer bristles and straight, inner bristles, the former for cleaning the outer side surfaces and the latter for the top surface of teeth. In use, the curved-head electric toothbrush simultaneously cleans substantially the whole row of teeth with minimal manual manipulation.

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: A gauge wheel assembly for a hand held portable power tool has first and second gauge wheels arranged on opposite lateral sides of a working attachment of the tool to contact the ground and gauge the height of the working attachment relative to the ground. The gauge wheel assembly includes a clamp assembly that clamps to an outer surface of a tubular boom of the tool. First and second arms extend outwardly from opposite lateral sides of the clamp assembly and have distal portions that support the gauge wheels adjacent to the lateral sides of the working attachment. A plurality of mounting locations are provided in the distal portions of the first and second arms for adjustably mounting the gauge wheels to the arms. The working attachment can be a rotary sweeper that extends in a cantilever fashion from a center gearbox attached to the tubular boom.

Abstract: An electric toothbrush provided with a function for oscillating a brush body by rotating a weight and a function for applying current inside a user's mouth. The electric toothbrush includes a brush body. A main body includes an attachment shaft, which is formed by a conductive member. The brush body is attached to the attachment shaft. A weight is arranged in the attachment shaft. A motor rotates the weight and oscillates the brush body through the attachment shaft. A power supply is arranged in the main body. A first electrode is connected to the power supply. The first electrode is arranged on the main body in a state exposed from a surface of the main body. A second electrode is connected to the power supply. The second electrode is arranged on the brush body in a state exposed from a surface of the main body.

Abstract: The invention provides an electric toothbrush capable of changing a resonant frequency and vibration amplitude of an eccentric shaft. An electric toothbrush of the present invention includes a motor, an eccentric shaft with one end fixed to a rotation shaft of the motor, and a stemserving as a vibration transmitting component having a bearing for supporting the other end of the eccentric shaft for transmitting vibration generated in accordance with rotation of the eccentric shaft to a brush portion. In the electric toothbrush, the eccentric shaft is formed so that a gravity center position is movable at least in one direction among a direction in which a distance to a shaft center is changed and an axial direction.

Abstract: A toothbrush is provided having an elongated handle and a brush head supported by the handle. The brush head has a base and a plurality of bristles that are arranged in sections. Each section has bristles that extend from the base to form a contact surface elevated from the base. One or more of the sections include bristles that extend to varying lengths from the base to form a contact surface that inclines or declines relative to the base. The sections of bristles further include a first outside section having a contact surface that declines inwardly, an inside section, adjacent the first outside section, having a contact surface that declines outwardly toward the first outside section, and a second outside section positioned adjacent an opposite side of the inside section from the first outside section. The second outside section has a contact surface that declines inwardly toward the inside section.

Abstract: Disclosed is an electric toothbrush including a toothbrush plate having a cleaning brush installed thereon; a toothbrush head having a storage within which the toothbrush plate is stored; a toothbrush body that is connected to the toothbrush head and has a storage space formed therein; a flat type vibration motor that is disposed between the toothbrush plate and the toothbrush head; and a power supply unit that includes a power supply that is disposed in the storage space of the toothbrush body and supplies the vibration motor with power, a power supply switch connected to the power supply and a wire that is electrically connected to the vibration motor and the power supply switch and supplies the vibration motor with power.

Abstract: An electric toothbrush as a vibration generator is provided with a case, a motor, an eccentric rod, a stem, and an oral hygiene member. The eccentric rod has an eccentric weight portion and a rod portion connected to a drive shaft of the motor. The angle between the first central axis of the eccentric weight portion and an extension line, defined by extending the second central axis of the rod portion towards the eccentric weight portion, is greater than 0 degrees and equal to or less than approximately 10 degrees in a state in which one end of the eccentric rod is not inserted into a shaft receiving portion. In this way, a fixed structure of an eccentric rod and a vibration generator are obtained which reduce noise generated by vibration when run at high as well as at low rotation speeds.

Abstract: An oral care implement with an oral care region having cleaning elements for engaging oral tissue and a body for gripping the implement including a handle with a front and a removable faceplate is described. The removable faceplate may be transparent or translucent and may also include design features. The faceplate may provide protection to a user inscription surface on one of the surfaces of the handle which is may be configured to receive user indicia that may later be removed and further indicia provided.

Abstract: A replaceable head part for an electric powered toothbrush comprising an elongate sleeve including a flexible portion, and containing a longitudinal drive shaft rotatable in oscillatory rotary motion. The drive shaft has a spherical bearing part received in a cavity in the sleeve. The head part incorporates a transmission system to convert the rotation of the head drive shaft into rotation of the bristle carrier comprising an eccentric pin extending from the head drive shaft to move the bristle carrier in oscillatory rotary motion, and having a spherical pin bearing part received in a receiving cavity in the bristle carrier.

Abstract: An electrical device such as an electric toothbrush that comprises a handle and a head portion. The head portion comprises a bristle bearing portion and an optional neck portion. The handle includes a housing having a housing exterior. First and second conductive contacts are located on the exterior of the housing. The first and second conductive contacts form part of a high impedance touch sensitive circuit configured to operate a motor to drive the bristle bearing portion when the handle is gripped by a user.

Abstract: An oral care device is disclosed. The oral care device includes a housing being at least partly formed of an electrically isolating material; a capacitor having a first electrode and a second electrode, the first and second electrodes being electrically isolated by the electrically isolating material of the housing such that they are not exposed to an outside environment of the oral care device; and a processor unit being electrically connected to the first and second electrodes. The processor unit is arranged such that during operation of the oral care device it determines a capacitance (x) of the capacitor in order to determine whether the oral care device is within a user's oral cavity or not.

Abstract: The present disclosure is directed to cleaning machines and methods of use to clean flooring and other surfaces. One configuration is directed to a cleaning machine that utilizes a motor to drive an interchangeable cleaning drum about a rotational axis parallel to the surface being cleaned. The cleaning machine can be operable to clean a surface, such as a flooring surface or other surface (e.g., walls, ceilings, etc.) without a vacuum, pump, solution tank, or recovery tank. The cleaning machine may contact the surface being cleaned at replaceable glides disposed at or near a distal end of a cleaning head of the cleaning machine.

Abstract: The brushhead is used in a power skin brush appliance which includes a drive system having a single drive member. The brushhead includes a base assembly mountable to the drive system with an optional outer annular fixed portion and an inner portion which in operation oscillates back and forth at a selected sonic frequency through a selected angle in response to action of the drive system. Mounted on the outer portion is a first group of filament tufts. Mounted on the oscillating portion are three concentric groups of filament tufts. Each oscillating group of filament tufts includes two annular rings of filament tufts.

Abstract: The catheter device comprises a motor located at the proximal end of the catheter device and a drive shaft, extending from the proximal end section to the distal end section of the catheter device, for driving a rotating element located at the distal end of the catheter device. The catheter device also comprises a hose-like catheter body which encompasses the drive shaft and extends from the proximal end section to the distal end section of the catheter device. At the proximal end of the catheter device, the drive shaft is connected to a motor by a clutch. The clutch is a magnetic clutch with a proximal and a distal magnet unit. The proximal magnet unit is connected to the motor and the distal magnet unit to the drive shaft. The distal magnet unit is mounted fluid-tight in a clutch housing. The proximal end of the catheter body makes a fluid-tight connection with the clutch housing.

Abstract: Toothbrushes are provided which have various features that may include one or more tooth cleaning elements having a variety of shapes and sizes, one or more gum treating elements having a variety of shapes and sizes, and/or one or more soft tissue/tongue treating elements having a variety of shapes and sizes.

Abstract: An electric toothbrush includes bristles, a bristle driving unit, an orientation detection sensor, and an electrode-based contact detection unit for detecting contact with a body. The contact detection unit includes a first detection unit for detecting contact with or proximity to a rear surface side of a brush portion. The electric toothbrush detects orientation information based on an output from the orientation detection sensor, and estimates a brushing area based on at least the orientation information. In the area estimation, in the case where the brushing area determined based on the orientation information is a dentition surface on a right buccal side or a left lingual side or a dentition surface on a left buccal side or a right lingual side, it is determined whether the brushing area corresponds to the buccal side or the lingual side based on an electric signal obtained from the first detection unit.

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. At least one fixed tuft block is mounted to the head in a fixed orientation and has a plurality of tooth cleaning elements extending outwardly away from the first surface. A movable tuft block is flexibly connected to each fixed tuft block and has a plurality of tooth cleaning elements extending outwardly away from the first surface. A drive assembly is operably connected to the movable tuft block to move the movable tuft block with respect to each fixed tuft block.

Abstract: A device to encourage hand washing which provides visual feedback to a user who can control a video game, blow bubbles, or view other visual feedback device while washing their hands. The device in one mode features at least one controller configured to operate when wet or continually doused with water while the user is washing their hands. The user may view a video or other means for visual interaction while washing their hands, and control a portion of the display with the controller. A video game or the like may thus be played by washing their hands thereby providing user encouragement to wash their hands. In a hand powered mode of the device, a compressible shell is employed to blow bubbles while squeezed and concurrently washing the user's hands. The controller or the shell may be employed with components providing a dermabrasive action against the palm of the user.

Abstract: An electric toothbrush includes a handpiece and a mountable attachment. The attachment includes a working head and a coupling member which is joined to the working head and connectable to the toothbrush handpiece by positive and/or frictional engagement. The attachment can be an attachment brush for dental cleansing, or for interproximal cleaning devices, such as gum massage heads or other attachment tools for performing similar tasks in the oral cavity. The coupling member is braced against the toothbrush handpiece, to provide a low to zero-play connection which accommodates production tolerances. At least one pivot lever or toggle joint is provided for clamping the coupling member upon the toothbrush handpiece.

Abstract: An electric toothbrush includes a driving source, a vibrating member having a brush, a transmission mechanism for converting output of the driving source into vibration of the vibrating member, and control means for controlling output of the driving source. The control means has a plurality of operation modes for allowing the brush to perform a predetermined operation. The plurality of control modes are switched at high speed to allow brushing using a transient state at a time of operation mode switching. It is suitable to switch at high speed between operation modes using two resonance points in which resonance occurs in different directions. Accordingly, the electric toothbrush is improved in plaque removing power and sense of medical treatment.

Abstract: A surface treating device includes a member adapted for engaging a surface to be treated and a driver operatively associated with the member. The driver is adapted for imparting a linear reciprocating motion to the member, wherein the member engages the surface in a manner substantially perpendicular to the surface to be treated. The surface treating device further includes a dispenser for delivering a fluid drawn from a discrete fluid source to the surface being treated by the member.

Abstract: A small electric appliance is described which comprises an oscillation-capable mechanism (4), an electric motor (1) to drive the oscillation-capable mechanism (4), wherein the electric motor (1) can be operated with a drive current (10) at a predetermined frequency (f), and a device (3) for adjusting the frequency (f) of the drive current of the electric motor (1). Furthermore, a method for adjusting the frequency (f) of a drive current (10) of an electric motor is described comprising the following steps of detecting, at a specified time (tmeas), in relation to the period of the drive current, an electric variable (20) generated by the electric motor (1) determining, at the specified measuring time (tmeas), whether the detected electric variable (20) essentially has a zero-crossing and changing the frequency (f) of the drive current until the detected electric variable (20) essentially has a zero-crossing at the measuring time (tmeas).

Abstract: A device for cleaning a rain gutter is provided herein. The device includes an arm assembly with a first end and a second end. The device includes a shaft assembly for extending the arm assembly to the rain gutter, the shaft assembly also having a first end and a second end. The device includes a rotatable locking joint connecting the second end of the shaft assembly with the first end of the arm assembly for setting an angle between the shaft assembly and the arm assembly. The device includes a brush assembly mounted on the second end of the arm assembly, the brush assembly including a brush and a motor, preferably an electric motor for rotating the brush. Structure is provided for mounting the brush to the motor. In use, the motor is actuated to rotate the brush to remove material from the rain gutter.

Abstract: A toothbrush head having a cleaning element support attached to a cleaning head support is described. The cleaning element support has a plurality of cleaning element support segments which are movable relative to each other. Each of the plurality of cleaning element support segments is outboard of a central portion of the cleaning element support. A top surface of cleaning element support defines a first plan and a top surface of at least one of the plurality of cleaning element support segments defines a second plane. The first plane and the second plane are not co-planar. A plurality of cleaning elements is attached to the central portion and each of the plurality of cleaning element support segments.

Abstract: A vibrating toothbrush comprising a handle including a body with a tubular member extending outwardly from one end. A replaceable sleeve slides over the tubular member and detachably engages the body. One or more of the sleeve, tubular member and body incorporates a vibration damping zone for reducing vibration transmission from the sleeve to the handle. The damping zone is one of a material that differs in damping properties to the material of the rest of the toothbrush; a hole defined in the one of the sleeve, tubular member and body, and a toothbrush where that hole is filled with an elastomeric material.

Abstract: An attachment for an oral hygiene device is disclosed. The attachment includes a housing; a shaft element movably arranged within the housing and arranged for being coupled to a drive shaft of a handle of the oral hygiene device; and a flexible sealing element attached to the shaft element. The flexible sealing element is arranged to seal a cavity within the attachment intended for accommodating at least a part of the drive shaft in an attached state.

Abstract: The mouthpiece (10) includes receiving portions for receiving teeth from the upper and lower jaws. The teeth receiving portions includes two side portions (26, 28) which are joined by flexible members (32, 34) to a front portion (30). The two side portions move laterally relative to the front portion by the flexible members to accommodate a variety of dental arch configurations.

Abstract: A domestic appliance includes a head divided into a first rotatable member and a second rotatable member, and a drive mechanism for rotating the head about a first axis while simultaneously rotating the first rotatable member about a second axis and the second rotatable member about a third axis. Each of the second axis and the third axis is angled to and preferably intersects the first axis. When viewed in a direction extending along the second axis towards the first axis, the drive mechanism rotates the first rotatable member about the second axis in a first angular direction and the second rotatable member about the third axis in a second angular direction opposite to the first angular direction.

Abstract: The appliance includes a DC motor (12) having a rotating output shaft (14). A flexible coupling member (22) is connected at one end to the output shaft, and at the other end is connected to an eccentric mass (24). The end of the coupling member with the eccentric mass is connected to a V-spring assembly (16) which drives a workpiece assembly (18) on a distal end which is mounted a workpiece (19). The spring assembly constrains the rotational movement of the coupling member to produce an oscillating, back-and-forth action of the workpiece shaft and the workpiece through a desired angle. The coupling member is elongated, and is elliptical in cross-section in an active region (34), having a thin dimension (38) in the direction in which the active portion bends during operation of the motor and rotation of the motor output shaft.

Abstract: The invention is directed to a method and a device for cleaning teeth wherein a variety of cleaning tools are coupled to a common handle section for the individual cleaning of teeth. It relates in particular to a handle section of an electric dental cleaning device, with a coupling section for coupling various cleaning tools thereto, as well as said cleaning tools. According to the invention the handle section detects a coding provided on the respective cleaning tool attached. In dependence upon the respective coding detected, various functions of the dental cleaning device are controlled.

Abstract: An electric toothbrush with a removable brush section having a transponder communicating with a handle portion of the toothbrush via a non-contacting inductive coupling.

Abstract: A brush section for use with an electric toothbrush includes a relatively large brush head portion having a generally rectangular shape, although oblong, elliptical and other such shapes having a length to width aspect ration greater than 1 may be employed. The brush head portion is secured to a shaft portion of the brush section that may be configured to couple to a handle section. The handle section may include an electric drive including drive shaft, and the drive shaft may couple to the brush head via a coupling member positioned within the shaft portion. The electric drive may impart a rotary, oscillating rotary-oscillating or other suitable drive motion to the drive shaft that is, in turn, imparted upon the brush head by virtue of the coupling member.

Abstract: One aspect of the present invention relates to an electric toothbrush in which an LED unit is mounted to perform oral sterilization and tooth whitening treatment during the brushing of the teeth, and further relates to a toothbrush bristle assembly for the electric toothbrush. The electric toothbrush according to one embodiment of the present invention comprises: a toothbrush bristle assembly including a handle having a vibrator, and a coupling space into which the vibrator is coupled. The toothbrush bristle assembly comprises: a toothbrush bristle body having a brush; an LED unit mounted on the toothbrush bristle body to perform oral sterilization and tooth whitening treatment; and a connector module having a first connector arranged in the toothbrush bristle body to interconnect the LED unit and a driving power source, as well as a second connector arranged in the vibrator.

Abstract: The present disclosure relates to an electric toothbrush, and more particularly, to an electric toothbrush, which has excellent vibration efficiency since vibrations of the vibration motor are directly transferred to the bristle holder, saves the battery power, reduces a size of the toothbrush, decreases the thickness of the head portion, allows the vibration motor to be stably fixed in a fixing groove formed at the upper surface of the head portion, and reduces noise.

Abstract: A brush section for use with an electric toothbrush includes a movable contact element holder and a fixed contact element holder. The movable contact element holder is driven to move relative to the fixed contact element holder by an electric drive in a handle section which is coupled to the movable contact element holder. The risk of oral mucosa being pinched by the movement is minimized by any one of several methods, such as for example reducing the width of the gap between the two holders, adding a cover member, reducing the movement of the movable contact element holder, and the like. In addition, a low profile brush section is provided.

Abstract: This application relates to electric toothbrushes and in particular to a brush section for an electric toothbrush. The brush section may include static contact elements and movable contact elements to perform a cleaning operation. A head portion of the brush section is resistant to fractures or other material damage which might result from impacts, such as for example caused by dropping the toothbrush. It is structured to transmit forces from the impact away from an interior region of the head portion, to pass through the side portions of the head portion.

Abstract: Disclosed is a cleaning kit for jewelry and other intricate objects. The new and unique kit is used for wet or dry cleaning utilizing an assortment of brushes and buffing tools of various sizes and configurations for getting into small crevices of jewelry and intricate objects. A battery operated vibratory handle is provided that has unique characteristics for use in cleaning of jewelry and intricate objects. Also included are recipes for cleaning solutions, cloth(s) for polishing, buffing or drying of jewelry and an appropriate container to keep the kit together in a convenient location.

Abstract: An electric toothbrush is disclosed. The toothbrush includes a housing; a brush; an electric motor for driving the brush; a power supply for providing the electric power required for operation of the toothbrush; a switch mechanism for turning the drive on and off; and an electronic circuit for adjusting the effective voltage (UMot) applied to the electric motor. In operation, a voltage supplied by the power supply declines with the discharge status of the power supply from a high-voltage range to a low-voltage range. During operation of the toothbrush in the high-voltage range (H), the effective voltage (UMot) applied to the electric motor is lowered to a level at which the electric motor has reached a rotational speed corresponding essentially to the rotational speed of the electric motor in the medium-voltage range.

Abstract: A toothbrush can include a handle and a head. At least one bristle can be attached to the head. The toothbrush can also have an illumination member, an illumination circuit and an activation device. The activation device can include two contact members fixed in a non-contact position on an outside of the handle. A method can include causing conduction between the contact members to activate the illumination circuit. The toothbrush can be an electric toothbrush. The electric toothbrush can have an illumination member positioned such that light from the illumination member can be seen by a user in a mirror facing the user.

Abstract: A paint edging apparatus includes a body having front and rear ends defining a longitudinal axis therebetween, the body receiving a paint reservoir for supplying paint to an applicator portion of the apparatus, the body including a handle extending rearwardly at an acute angle relative to the longitudinal axis. An urging mechanism selectively engages the paint reservoir to discharge paint therefrom. A vibrator mounted to the body and operatively connected to the paint applicator portion of the apparatus imparts an oscillatory motion to the paint applicator. A trigger is pivotally mounted to the handle for activating the vibrator, wherein a user can move the apparatus over a work surface to apply paint to the work surface and also pivot the trigger at the same time by grasping the handle with a single hand.

Abstract: A vibrating toothbrush is provided with vibration-isolating zones that substantially isolate vibrations in the head and reduce vibrations transmitted to the handle without sacrificing structural integrity around the vibration-isolation zones. Such zones may generally comprise neck material that is reduced in cross-section, thinned, replaced by dampening material, or removed altogether to create transmission-inhibiting voids. The vibration-isolating zones may be further supported by the housing of the vibratory element to maintain the structural integrity around the zones and to thereby alleviating weakness conditions that might subject the toothbrush to fatigue and breakage conditions.