WO2004020161A1 - 個人用電動理美容器具 - Google Patents
個人用電動理美容器具 Download PDFInfo
- Publication number
- WO2004020161A1 WO2004020161A1 PCT/JP2003/010802 JP0310802W WO2004020161A1 WO 2004020161 A1 WO2004020161 A1 WO 2004020161A1 JP 0310802 W JP0310802 W JP 0310802W WO 2004020161 A1 WO2004020161 A1 WO 2004020161A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- slider
- stator
- beauty
- reciprocator
- electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
- A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
- A61C17/3409—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor characterized by the movement of the brush body
- A61C17/3481—Vibrating brush body, e.g. by using eccentric weights
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
- A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
- A61C17/3409—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor characterized by the movement of the brush body
- A61C17/3445—Translation along the axis of the toothbrush handle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
- B26B19/28—Drive layout for hair clippers or dry shavers, e.g. providing for electromotive drive
- B26B19/282—Motors without a rotating central drive shaft, e.g. linear motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/006—Motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
- H02N2/08—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors using travelling waves, i.e. Rayleigh surface waves
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D26/00—Hair-singeing apparatus; Apparatus for removing superfluous hair, e.g. tweezers
- A45D26/0023—Hair-singeing apparatus; Apparatus for removing superfluous hair, e.g. tweezers with rotating clamping elements
Definitions
- the present invention includes an electric hairdressing and beauty device for personal use, and more specifically, a hairdressing and beauty element such as an electric razor, an electric hair clipper, and an electric toothbrush that performs desired hairdressing and beauty treatment by being reciprocated by a built-in motor. And personal electric hairdressing and beauty equipment.
- electric razors, electric clippers, and electric toothbrushes incorporate a motion conversion device that converts the rotational movement of the built-in motor into reciprocating movement, and the inner blade of an electric razor, the movable blade of an electric clipper, and the Such a barber / cosmetic element is connected to this motion conversion device and reciprocated to perform desired barber / cosmetic processing.
- Such a motion conversion device has a low efficiency in converting motion from rotary motion to reciprocating motion. Therefore, in recent years, from the viewpoint of efficiency, a hairdressing and beauty appliance using an electromagnetically driven linear actuator has been provided.
- the linear actuator is composed of a stator having a coil and a magnetic movable element, and performs a desired beauty treatment by reciprocally driving the movable element with respect to the stator by electromagnetic force.
- the coil for forming the magnetic field for reciprocatingly moving the mover becomes large, and the entire linear actuator becomes large and heavy. It was an obstacle in reducing the weight.
- a hairdressing and beauty device is an electric razor, an electric hair clipper, and an electric toothbrush, and a housing gripped by a user's hand, a hairdressing element held by the housing, and reciprocating the hairdressing element. Reciprocator and this reciprocator And a motor for operating the motor.
- the inner blade that slides on the outer blade is the hairdressing element
- the movable blade that slides on the fixed blade is the hairdressing element
- the toothbrush is the hairdressing element.
- the motor is a surface acoustic wave linear motor, and includes a stator and a slider movable on the surface of the stator and coupled to the reciprocator.
- a transducer electrode is formed on one of the stator and the slider, and the slider is reciprocally driven on the surface of the stator by applying an AC voltage to the electrode.
- the motor includes a frame for fixedly supporting the stator, and a shuttle is slidably supported on a linear guide formed on the frame.
- the shuttle holds the reciprocator and the slider, and includes a shuttle.
- the slider are connected by an elastic body, and the slider is urged to the surface of the stator.
- a panel can be used as the elastic body.
- the panel mounted on the reciprocator is compressed between the inner cutter and the slider, and the inner cutter and the slider can be urged against the outer cutter and the stator, respectively.
- stator is supported on the base so as to be movable along the direction orthogonal to the shuttle sliding direction, and the surface of the stator is fixed to the slider by the elastic body arranged between the base and the stator. It is also possible to make a biasing contact. In this case, since the elastic body is not moved together with the slide, it can be easily assembled in the frame.
- FIG. 1 is a partially cutaway front view showing an electric shaver according to one embodiment of the present invention.
- Fig. 2 is a side sectional view of the electric shaver.
- FIG. 3 is a perspective view of a surface acoustic wave linear motor used in the electric shaver.
- FIG. 4 is a front view showing the surface acoustic wave linear motor to which the reciprocator is fixed.
- FIG. 5 is a side view showing the surface acoustic wave linear motor to which the reciprocator is fixed.
- FIG. 6 is a side view showing a modification of the above linear motor.
- Figure 7 is a front view of another surface acoustic wave linear motor applied to an electric razor.
- FIG. 8 is a side view of the above surface acoustic wave linear motor.
- FIG. 9 is a partially cutaway front view showing an electric toothbrush according to a second embodiment of the present invention.
- FIG. 10 is a side sectional view of the electric toothbrush.
- FIG. 11 is a perspective view showing a surface acoustic wave linear motor used for the electric toothbrush.
- FIG. 12 is a partially cutaway front view showing an electric toothbrush using another surface acoustic wave linear motor.
- FIGS. 1 to 4 show a first embodiment in which the personal electric beauty appliance of the present invention is applied to an electric razor.
- the razor head 20 is driven by a surface acoustic wave (SAW) linear motor 50 housed therein. Razor is performed by reciprocating the inner blade 22, ie, the hairdressing element.
- the electric shaver includes a housing 10 that houses a rechargeable battery 15 together with a linear motor 50, and a detachable blade holder 30 at an upper end of the housing 10.
- the blade holder 30 includes a pair of outer blades 21 and forms a razor head 20 with the inner blade 22 held by a reciprocator 40 protruding from the upper end of the housing.
- the outer blade 21 is coupled to the blade holder 30 so as to be able to be pressed down, and the outer blade 21 and the inner blade 22 can be pressed down against the force of the panel pressing the inner blade 22 against the outer blade 21.
- the blade holder 30 is further provided with a long beard cutter unit between the outer blades 21.
- the cutter unit includes an outer cutter 31 and an inner cutter 32.
- the inner cutter 32 is connected to a reciprocator 40, and is driven to reciprocate simultaneously with the inner cutter 22.
- the surface acoustic wave (SAW) linear motor 50 includes a stator 61 held by a frame 52 fixed to the upper end of the housing 10 and a slider 62 movably supported by the frame 52.
- the frame 52 is formed of an insulating synthetic resin and has a base 53 and a linear guide 55 parallel to the base.
- a shuttle 56 is slidably held on the linear guide 55.
- the shuttle 56 supports a holder 58 via a coil spring 57, and a slider 62 is fixed to the holder 58.
- the spring 62 of the coil spring 57 causes the slider 62 to contact the surface of the stator 61 at a predetermined contact pressure. Press on.
- the coil panel 57 is short and has little bending, but presses the slider 62 against the stator 61 with sufficient panel force.
- the stator 61 is an elastic body made of 60 X 1 5 X 1 mm approximately rectangular thin substrate formed of LiNbO 3 (lithium niobate), each end portion in the longitudinal direction, the transducer electrodes 65 of the comb is It is formed by vapor deposition.
- the slider 62 is a square thin plate of about 4 ⁇ 4 ⁇ 0.3 mm made of silicon, and is pressed against the surface of the stator 61 by the coil spring 57.
- a reciprocator 40 is fixed to the shuttle 56, and the inner blades 22, 32 attached to the reciprocator 40 are reciprocally driven along the longitudinal direction of the linear guide 55 together with the slider 62. Is done.
- a control circuit for applying a high-frequency AC voltage to the transducer electrode 65 formed on the stator 61 is formed on the substrate 12 housed in the housing 10.
- a high-frequency voltage is applied to each electrode 65, a surface acoustic wave (Rayleigh wave) propagates in one longitudinal direction on the surface of the stator 61, and reverses a slider 62 pressed against the stator 61. Move in the direction. That is, by applying a high-frequency voltage to both electrodes 65 so that surface acoustic waves (Rayleigh waves) in the same direction propagate on the surface of the stator 61, the slider 62 is reciprocally driven, and the shuttle 56, The inner blades 22, 32 are reciprocally driven via the reciprocator 40. Stops 66 abutting the shuttle 56 are formed at both ends in the longitudinal direction of the linear guide 55, and determine the amplitude of the shuttle 56, that is, the amplitude of the reciprocator 40.
- a frequency equal to the resonance frequency of the transducer electrode 65 for example, 3 V to 70 V at 10 MHz is applied, and the slider 62 is pressed against the stator 61 with a contact pressure of about 30 N. .
- a slider 62 which Nag intended force present invention showing an example of forming the transducer electrode 65 is not necessarily limited only to this the stator 61 in LiNbO 3 as an elastic member (niobium Sanli lithium) Then, a transducer electrode is formed here, and the stator 61 is made of silicon. It may be.
- FIG. 6 shows a modification of the above embodiment, in which a slider 62 is pressed against a stator 61 by using a panel 64 that urges an inner blade 22 against an outer blade 21.
- the reciprocator 40 integrally formed with the shuttle 56 is a cylindrical body projecting up and down of the shuttle 56, and a compression coil panel 64 is housed therein. The compression coil panel urges the inner blade 22 upward with the panel. Then, the slider 62 is biased against the stator 61 to generate an appropriate contact pressure between the slider 62 and the stator 61.
- the inner blade 22 is vertically movably coupled to the upper end of the reciprocator 40 in such a manner as to receive a spring force upward from the compression coil spring 64.
- the slider 62 is fixed to the lower surface of the holding table 58.
- the holding table 58 has two protrusions 59 protruding from the upper surface fitted into the lower end of the reciprocator 40 and coupled to the shuttle 56, and receives the spring force of the compression coil spring 64 to move downward.
- a contact pressure between the slider 62 and the stator 61 When the outer cutter 21 is strongly pressed against the skin during shaving, the inner cutter 22 is pushed down together with the outer cutter 21, and the coil panel 64 is further compressed accordingly.
- the contact pressure with the stator 61 is too high.
- the relationship between the contact pressure between the slider 62 and the stator 61 and the driving force of the slider 62 is within the range of the pressing force of the outer blade against the skin during normal use. If the contact pressure between the stator 61 and the slider 61 is increased, the driving force of the slider is set to be large, so that a smooth shaving can be performed.
- FIGS. 7 and 8 show another modification.
- the spring 64 biases the stator 61 toward the slider 62.
- the stator 61 is fixed to a float 54 which is movable with respect to a base 53 of a frame 52, and a panel 64 disposed between the base 53 and the float 54 makes contact between the stator 61 and the slider 62. Is gaining pressure.
- the slider 62 is fixed to the lower surface of the shuttle 56, and reciprocating motion of the slider 62 is directly transmitted to the shuttle 56, and reciprocates the inner blade via the reciprocator 40.
- FIG. 9 to 11 show a second embodiment in which the personal electric beauty appliance of the present invention is applied to an electric toothbrush to reciprocally drive a toothbrush 120 which is a beauty treatment element.
- the electric toothbrush consists of an elongated cylindrical housing 100 and a toothbrush 120 that can be attached to and detached from the reciprocator 140 that projects from the housing 100.
- a surface acoustic wave linear motor 50 similar to the above embodiment is built in the housing 100 together with a rechargeable battery 15 and a substrate 112 constituting a control circuit for applying a high-frequency voltage to the motor.
- the motor 50 is accommodated in the housing with the linear guide 55 aligned with the axial direction of the housing 100, and one end of the reciprocator 140 is fixed to the shuttle 56 so as to be parallel to the linear guide 55.
- the motor 50 is fixed to the housing 100 by the base 53 of the frame 52, and the slider 62 is urged toward the stator 61 by the spring 57 as shown in FIG.
- FIG. 12 shows a modification of the above-described electric toothbrush.
- a motor 50 for urging the stator 61 with the panel 64 to the slider 62 is used.
- the reciprocator 40 is supported by a shuttle 56 that directly supports 62.
- the barber / beauty appliance of the present invention is applied to an electric razor or an electric toothbrush, but the present invention is not limited to this.
- the present invention can be applied to a barber / beauty apparatus that achieves a desired barber / beauty treatment.
- a barber / beauty apparatus that achieves a desired barber / beauty treatment.
- the above-described surface acoustic wave linear motor is used to drive a reciprocator that holds the movable blade, which is a hairdressing and beauty element.
- a coil spring is used as an elastic body for applying a contact pressure between the slider 62 and the stator 61, but the present invention is not necessarily limited to this. It is possible to use other spring-to-elastic materials that fly.
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Veterinary Medicine (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dry Shavers And Clippers (AREA)
- Brushes (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2003261732A AU2003261732A1 (en) | 2002-08-27 | 2003-08-26 | Personal electric beauty device |
| JP2004532717A JP4123232B2 (ja) | 2002-08-27 | 2003-08-26 | 個人用電動理美容器具 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002-247818 | 2002-08-27 | ||
| JP2002247818 | 2002-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004020161A1 true WO2004020161A1 (ja) | 2004-03-11 |
Family
ID=31972486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/010802 Ceased WO2004020161A1 (ja) | 2002-08-27 | 2003-08-26 | 個人用電動理美容器具 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4123232B2 (ja) |
| AU (1) | AU2003261732A1 (ja) |
| WO (1) | WO2004020161A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9755491B2 (en) | 2012-01-30 | 2017-09-05 | Mitsumi Electric Co., Ltd. | Actuator and electrical appliance having fixed member with a coil and movable members having magnets |
| US11881799B2 (en) | 2021-09-01 | 2024-01-23 | Braun Gmbh | Motor unit and personal care device comprising a motor unit |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6627318B2 (ja) | 2015-08-04 | 2020-01-08 | ミツミ電機株式会社 | アクチュエータ及び電動理美容器具 |
| JP6659951B2 (ja) | 2016-03-31 | 2020-03-04 | ミツミ電機株式会社 | アクチュエータ及び電動理美容器具 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0523445A (ja) * | 1991-07-25 | 1993-02-02 | Matsushita Electric Works Ltd | 往復式電気かみそり |
| JPH09233865A (ja) * | 1996-02-26 | 1997-09-05 | Kagaku Gijutsu Shinko Jigyodan | 弾性表面波モータ |
| JPH09252843A (ja) * | 1996-03-26 | 1997-09-30 | Matsushita Electric Works Ltd | 電動歯ブラシ |
| JP2000102270A (ja) * | 1998-09-28 | 2000-04-07 | Japan Science & Technology Corp | 自走式弾性表面波モータ |
-
2003
- 2003-08-26 AU AU2003261732A patent/AU2003261732A1/en not_active Abandoned
- 2003-08-26 JP JP2004532717A patent/JP4123232B2/ja not_active Expired - Fee Related
- 2003-08-26 WO PCT/JP2003/010802 patent/WO2004020161A1/ja not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0523445A (ja) * | 1991-07-25 | 1993-02-02 | Matsushita Electric Works Ltd | 往復式電気かみそり |
| JPH09233865A (ja) * | 1996-02-26 | 1997-09-05 | Kagaku Gijutsu Shinko Jigyodan | 弾性表面波モータ |
| JPH09252843A (ja) * | 1996-03-26 | 1997-09-30 | Matsushita Electric Works Ltd | 電動歯ブラシ |
| JP2000102270A (ja) * | 1998-09-28 | 2000-04-07 | Japan Science & Technology Corp | 自走式弾性表面波モータ |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9755491B2 (en) | 2012-01-30 | 2017-09-05 | Mitsumi Electric Co., Ltd. | Actuator and electrical appliance having fixed member with a coil and movable members having magnets |
| US11881799B2 (en) | 2021-09-01 | 2024-01-23 | Braun Gmbh | Motor unit and personal care device comprising a motor unit |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003261732A1 (en) | 2004-03-19 |
| JPWO2004020161A1 (ja) | 2005-12-15 |
| JP4123232B2 (ja) | 2008-07-23 |
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