CN110315577A - The personal care device of such as electric razor - Google Patents

Abstract

Entitled " personal care device of such as electric razor " of the invention.The present invention relates to a kind of personal care devices, specifically electric razor, the personal care device includes shell and display, the shell has the work head for being attached to it, the shell includes inner casing and shell, the display includes the light source that is contained in the inner casing to be shone by the transparent part of the inner casing and the shell, the display further includes display foil, the display foil has the part of the different transparencies and/or different colours that form display symbol, and the display foil is clipped between the inner casing and the transparent part of the shell.More specifically, the display foil can be glued to both the inner casing and the shell by means of the adhesive on each of opposite side of the display foil.

Description

The personal care device of such as electric razor

Technical field

The present invention relates to a kind of personal care device, specifically hair removal device, such as electric razor or grainer, institute Stating personal care device includes shell and display, and the shell has the work head for being attached to it, and the shell includes inner casing And shell, the display include the light source that is contained in the inner casing by the transparent part of the inner casing and the shell It shines, the display further includes display foil, and the display foil has the different transparencies for forming display symbol and/or different face The part of color, the display foil are clipped between the inner casing and the transparent part of the shell.The invention further relates to one kind The method for manufacturing this personal care device.

Background technique

Electric razor and other hair removal devices, such as grainer usually have by electric drive unit with mode of oscillation One or more cutter elements of driving, wherein the cutter elements move back and forth below shear foil, wherein such cut Cutter element or undercutter can have the shape of elongation and can move back and forth along its longitudinal axis.It is other kinds of Electric razor uses rotary cutter element, can vibrate or continuation mode drives.The electric drive unit may include electricity Dynamic motor or magnetic-type linear motor, wherein driving unit may include power train, and the power train has the driving such as extended The element of speed changer is with for being transmitted to cutter elements for the driving campaign of motor, wherein the motor can be received in razor Handle portions in.

On the other hand, when motor holding is in razor head, this transmission in razor head is not needed to extend to from shell System.However, extending in razor head usually from the electrical connector for accommodating power supply in the housing from the power supply to motor Power supply.This power supply can be electric power storing device, such as battery or battery.

The shell for accommodating electric motor and/or power supply generally includes the base element by the closed elongation of cap member to allow Electronic component is installed and is contained in shell.However, since shell should be formed for protecting electric component from liquid and wet The sealing container that gas influences, therefore sealing element is set between base element and cap member, wherein this sealing element may include Sealing ring, the sealing ring extend between the surface of the facing each other of base element and cap member.

This housing seal is also necessary to protect other electronic components from liquid and influence of moisture.For example, a People's care device generally includes the display device for showing various information to user.This display may include instruction battery Charged state, clean conditions, the wear and tear for needing for example to replace tool heads, application liquid reservoir horizontal symbol or other The information of type, such as nursing instruction, velocity mode, user mode or model form.

Such display device may include at least one light source, such as LED, with the transparent part by shell out of shell Portion emits light, wherein this light can be conducted through the part for being provided with more or less transparent part and/or different colours Display foil to form above-mentioned symbol, the symbol is irradiated by the light for being conducted through the display foil.Although light source and and its The power supply of connection and control element (such as electronic circuit board) are received inside housings to protect them from moisture effect, still The display foil is located at sometimes provides brighter display in the case where contrast is richer outside the vessel shell of sealing Symbol irradiation.

More specifically, the display foil can be located at outside inner casing, the inner casing is sealed against moisture or liquid shadow It rings, but can also be located at and surround or around the interior of shell of the inner casing above-mentioned display foil is clipped between inner casing and shell. This bivalve or zonal structure sometimes for shell provides different type device to hide the functional structure of inner casing Excellent operation, aesthetic appearance and modular arrangements.Each of inner casing and shell can individually adapt to different function.Example Such as, inner casing can form function platform for accommodating electronic component to prevent influence of moisture and positioning transmission system element and supporting Work head, and shell can satisfy other needs, such as form the ergonomics shank and non skid matting with organic shape Or attractive appearance.

However, this shell is not sealed with the influence to prevent moisture or liquid or foam or gel sometimes, therefore can It can be contacted with the display foil being arranged between shell and inner casing.This moisture with display foil contact may damage show symbol can Opinion property, or worse, due to for example dissolving the boundary between transparent part and opaque section, the contact can energy loss The function of evil display foil.

In addition, being difficult to the symbol for making to show foil sometimes when that will show that foil is located between inner shell sections and casing part With the light source Accurate align in the inside for being contained in inner casing, because manufacturing tolerance may cause display, foil misplaces.Even if only very Small dislocation may be badly damaged to the irradiation of symbol due to light diffusion or stray light or shade.Due to usually there is positioning At the multiple symbols being very close to each other, so light source is also disposed to a kind of quite intensive matrix, so that even if the mistake of very little Position, which may also lead to, deviates from the light that light source associated with the first symbol issues and scatters to second symbol.

For example, 2009/0025229 A1 of US shows the personal care device of the above-mentioned type, disclose a kind of for electricity The driving unit of the cutter elements of dynamic razor, wherein the driving unit includes the biography extended from razor shell towards razor head Pass device pin.The device as known class from 7,841,090 B2 of US.

From such as US 3,748,371 B, FR 1391957 A, GB 811,207 in B and 5,704,126 B of US Know other electric razor.

Summary of the invention

The object of the present invention is to provide at least one disadvantage for avoiding the prior art and/or further develop existing solution The certainly improvement personal care device of scheme, such as hair removal device such as electric razor or grainer.

The purpose is solved by the feature of each single item in claim 1,6,10 and 15.Dependent claims 2-5, 7-9,11-14 and 16-17 provide advantageous embodiment.

Of the invention is aimed more particularly at personal care device that provide cost sensitivity, easily fabricated, such as hair Remove device, such as electric razor or grainer, the personal care device have for show information and it is sufficiently sealed to prevent The bright display that liquid influences.

It is a further object to provide a kind of improved hair removal device, such as razor, the razors With sealing container shell with the electronic component for accommodating such as electric motor and/or power supply, and rich in contrast and mention For the display of fair visibility.

Even if more specifically, the purpose of the present invention is exist in terms of the shape of casing member to be connected and/or size Tolerance and/or made due to the tolerance and/or mistake in assembling process the installing force of casing member against each other change also will The display for being easy to see is with the sealing of the shell of personal care device and protection display in order to avoid influence of moisture combines.

At least one of to achieve the goals above, it is proposed that a kind of personal care device as described above is provided, is had Having will show that foil is sealed on both inner housing member and crust component to protect display foil from the influence of liquid and moisture.More Body, the display foil can be glued to the inner casing by means of the adhesive on each of opposite side of the display foil Both with the shell.Due to this adherency of the inside in the outside and shell of display foil and inner casing, water or other liquid are prevented Wriggle with moisture or foam or gel onto display foil surface, thus prevent visibility impaired or prevent display foil become to have it is scarce It falls into.

It away from the tolerance of the distance of the outer surface of inner casing and/or is compensated since chucking power causes in order to compensate for the inner surface of shell Deformation and make the movement relative to each other of inner casing and shell and/or buckling of shells, such as PE foam or PU foam can be used Binder foam will show that foil is glued on inner casing or shell as adhesive.

After it will show that paillon is attached to inner casing, display foil can show by means of such as laser treatment foil and is provided with Symbol to be illuminated.Symbol is applied to paillon after paillon is fixed to inner casing and helps avoid symbol relative to inner casing and its The dislocation of the component (such as light source) of middle receiving.

According to another aspect, inner casing can be provided with opaque shading fence on the inside of inner casing to limit and and show The light that the associated light source of the clear shell portion of symbol aligned issues only is transmitted to the display symbol and prevents other symbols Number by stray light or derived from this light source scattering light irradiate.

From reference attached drawing and it is possible it is exemplary be described below, these and other advantages become readily apparent from.

Detailed description of the invention

Fig. 1 is the perspective view of electric razor, and wherein razor is connected to shank by means of support construction,

Fig. 2 is the schematic exploded view of the shell of electric razor, shows the shelly-shaped of the shell including shell and inner casing Structure and the display foil being arranged between them,

Fig. 3 is the perspective disassembled view of the inner casing of Fig. 2, will be inserted including the electronics core components of the LED array of display Enter in the cup-shaped base element of the elongation of inner casing,

Fig. 4 is the cross-sectional view of electric razor shank, shows the arrangement and inner casing of the display foil between inner casing and shell In light source and shading fence arrangement,

Fig. 5 is to show foil and will show that foil is fixed to the schematic cross sectional views of the adhesive phase of inner casing and shell, wherein root According in a first aspect, two transparent adhesive layers that the apparent surface of display foil is completely covered will show that foil is bonded to inner casing and outer Shell,

Fig. 6 be analogous to Fig. 5 display foil and adhesive phase schematic cross sectional views, wherein display foil bottom side by means of The transparent adhesive layer that display foil is completely covered is bonded to inner casing, and it is outer to show that the top side of foil is bonded to by means of adhesive phase Shell, described adhesive layer have the window for making to show that the display area of foil stays open,

Fig. 7 be analogous to Fig. 5 display foil and adhesive phase schematic cross sectional views, wherein display foil top side by means of The transparent adhesive layer that display foil is completely covered is bonded to shell, and it is interior to show that the bottom side of foil is bonded to by means of adhesive phase Shell, described adhesive layer have the window for making to show that the display area of foil stays open,

Fig. 8 be analogous to Fig. 5 display foil and adhesive phase schematic cross sectional views, wherein display foil bottom side by means of The transparent adhesive layer that display foil is completely covered is bonded to inner casing, and shows that the top side of foil is bonded by means of binder foam layer To shell, described adhesive layer has the window for making to show that the display area of foil stays open,

Fig. 9 be analogous to Fig. 5 display foil and adhesive phase schematic cross sectional views, wherein display foil top side by means of The transparent adhesive layer that display foil is completely covered is bonded to shell, and shows that the bottom side of foil is bonded by means of binder foam layer To inner casing, described adhesive layer has the window for making to show that the display area of foil stays open,

Specific embodiment

At least one of according to one aspect, to achieve the goals above, it is proposed that personal care device will be arranged in inner casing Display foil between shell is sealed to the inner surface of shell and the outer surface of inner casing.More specifically, display foil by means of Show that the adhesive in each of corresponding main surfaces of foil is glued to both inner casing and shell, so that shell is via described aobvious Show that foil is glued to inner casing.Since two surfaces of display foil are glued to inner casing and shell in this way, water or other liquid and wet are prevented Gas is wriggled onto the display surface of display foil, thus prevent the visibility of display symbol impaired and prevent display foil become to have it is scarce It falls into.

More specifically, water or moisture are wriggled onto display symbol in order to prevent, described adhesive can be formed around wherein It is disposed at least closed sealing ring in the region of the display foil of display symbol, wherein this closed sealing ring can be along display The outer edge of foil.Substantially, it can be set by this closed sealing ring that adhesive is formed in each opposite side of display foil On, therefore show that the central area of the two sides of foil can stay open.However, being shown in the main surface of foil in alternative form At least one can be covered by adhesive and be glued to completely corresponding casing member completely so that display foil at least one It is completely attached on side with shell.

More specifically, adhesive can form transparent adhesive layer, the transparent adhesive layer on the side of display foil At least at least major part of covering display foil, the display area including being wherein disposed with display symbol, and in the another of display foil On side, adhesive can form adhesive phase, and described adhesive layer has window to keep display symbol to open or keep not It is capped.In this window of adhesive phase, display foil is not covered by adhesive, and can be transparent with covering display foil Housing parts are spaced apart.

At least side for showing foil is substantially completely glued on shell (that is, the whole surface area of at least side At least major part of the surface region in domain or the side) it is covered by adhesive and is glued to the shell, it helps to maintain It shows the intended shape of foil and prevents the corrugation of display foil or fluctuating or rugosity or other unexpected deformations.

The two sides of display foil can substantially completely be glued to inner casing and shell, wherein in this case, use is transparent Adhesive will show that foil is glued to inner casing and shell, allow light through transparent adhesive layer, specifically in display symbol Transparent adhesive layer in region.

When one in adhesive phase is provided with window the central part of substantially display unit is not glued to accordingly Crust component when, this adhesive phase with window can be set on the top surface of display unit will show that foil is fixed to Shell.In alternative form, this adhesive phase with window be can be set on the bottom side of display foil will show that foil connects To inner casing.

This adhesive phase of the window portion stayed open with the display foil for making wherein to be disposed with display symbol can be with It is made of opalescent adhesives material or including opalescent adhesives material.Use the window for forming the display area around display foil This opaque jointing material of mouthful frame can prevent scattering light from irradiating the other parts in addition to display area, therefore can be with Improve the visuality of illuminated symbol.

The adhesive for will show that foil is glued to inner casing and/or shell may include adhesive bubble according to another aspect, It foam and/or is made of a foam material.For example, polyurethane (PU) or polyethylene (PE) foam can be used for display unit fixedly It is attached to inner casing or shell.Viscous foam can be advantageous to compensate the distance of outer surface of the inner surface of shell away from inner casing Tolerance and/or compensation may be for example due to the bending of shell and/or the inner casing occurred with excessive power clamping shell and outer Shell phase is for mutual movement and/or avoids generating bubble between two glue-lines.Advantageously, binder foam can have bullet Property and/or deformable to allow this compensation.In addition, this binder foam can be readily compensated for the unevenness of surface of shell Partially and provide the smooth surface for keeping display foil.

Specifically, the above-mentioned adhesive for the window that there is the display foil region for making to be provided with display symbol to stay open Layer can be formed by this binder foam.

In order to avoid bonding display foil in excessive power to display foil or even loosen display foil or from internal and/or outer Disassembly display foil, provides and is advantageous for the multiple piece construction of shell on shell.More specifically, shell can be by multiple housing sections Part is constituted, wherein the base being received in the window of another case member can be formed by being attached with the shell display unit of display foil This plate insertion piece, the power for helping avoid being applied to another housing parts are transferred to the shell display unit Part.In other words, shell display unit can form glass pane to be inserted into the window frame formed by another described housing parts In frame.More specifically, another shell can be inserted into from the inside of shell by forming the shell display unit of above-mentioned insertion piece In the window of component, so that the shell is shown even if another housing parts with the window are mobile far from display foil Component can also adhere to display foil.More specifically, another case member with the window can be with the edge of window Part is together from the outer side covering shell display unit of shell.

For the ease of manufacture, but precisely aligning for display symbol and the light source that is received in inner housing inner is still received, it is aobvious Show that foil can be provided with display symbol after being already attached to inner casing.More specifically, when manufacture and/or assembling personal nursing dress When setting, the plane not yet with display symbol can be shown that foil is glued on the outer surface of inner casing.It will be shown by means of glued After foil is attached on inner casing, label processing can be applied to display foil to generate required display symbol.More specifically, can Desired symbol is provided to use laser processing technique for the display foil that is attached to inner casing.

Show that foil may include laser active layer.It is, for example, possible to use the astrafoil with laser active layer, the laser Active layer becomes opaque when applying laser on it.In alternative form, laser active layer initially can be opaque, example Such as black, wherein laser active layer, which can be configured as, becomes transparent in the part that stimulated light light beam influences.Swashed by laser It is living, can also after razor finally gets out manufacture and just by the certain types of display foil-activation technique technique of application come Packaging razor is customized (for example, if such as razor type only symbol because showing on laser writer by specific razor type Number and it is different) before apply laser technology.By the technique, reduce the inventor of finished product.

It is aobvious to be marked with desired symbol (such as radiation is applied on foil via mask) that other treatment process can be used Show foil.

Display symbol is provided after it will show that foil is attached to inner casing to not only contribute to precisely align, and is navigated to by foil Tolerance on shell is unrelated, but also allows convenient for logistics, to avoid storage pre- for the personal care device of different model The different display foils first configured, therefore reduce the quantity of required different components, and make needed for assembling embodiment Component is easier to deliver in time.

After forming symbol on display foil, shell may be glued to display foil.Therefore, manufacturing process may include successively Following three steps and other optional intermediate process steps therebetween executed: showing that foil is glued on inner casing for plane, Foil is shown with sign flag to be shown, is then glued to shell on marked display foil.The optional intermediate steps It may include for example for the heating stepses of speed adhesive hardening or the cooling step after laser labelling shows foil.

In order to help to irradiate display foil brightly and accurately in the case where not irradiating the adjacent area of display foil Symbol, inner casing can be formed as including transparent part and opaque section.More specifically, inner casing may include aobvious with display foil The transparent part showing symbol aligned and being disposed below, and around the opaque section of the transparent part, it is described opaque Part can have annular and/or can form masking fence, prevent from being diffused by the light of transparent part and display symbol phase Adjacent other parts.

More specifically, inner casing can be formed as include the part of different materials bi-component or multiple groups sub-unit.For example, interior Shell can be the molded plastic part made of two kinds of different plastic components, and one of plastic components is transparent and another It is opaque.

When show foil include can such as sign matrix regular pattern arrangement multiple display symbols when, inner casing can have There are multiple transparent parts with the aligned in position of display symbol, wherein each of described clear shell portion can at least portion Ground is divided to be surrounded by opaque housing parts.The clear shell portion opaque housing parts separated from each other can be formed Netted or latticed opaque structure separates the transparent part for the inner casing being in alignment with each other with display symbol.For example, inner casing Transparent part can be formed by transparent hard plastics component, and opaque fenestral fabric can be by opaque soft Material plastic components is formed.

The supplement or substitution of this wall construction as the inner casing for including transparent and opaque section, can also be in inner casing Setting masking fence structure between inner surface and light source.More specifically, this masking fence structure on the inside of inner casing can To include at least one nontransparent sleeve, the inner surface of inner casing is extended to around at least one light source and from light source, wherein The longitudinal axis of this casing may be substantially perpendicular to inner casing and/or show foil and/or be arranged essentially parallel to the main hair of light source Penetrate axis extension.

When there are multiple light sources associated with multiple display symbols, multiple such sleeve-shaped masking grid can be set Column so as to formed by the light from each light source be directed to it is associated there display symbol light pipe and prevent this light court Symbolic propagation is shown to another.Equally, when display symbol and light source associated there are with regular pattern (such as light source square Battle array) arrangement when, sleeve-shaped masking fence can form the latticed or reticular structure of opaque material, the opaque material tool There is optical channel, the optical channel is formed by the recess in the material and from light source to corresponding display symbol, more specifically The transparent part of ground inner casing associated with this display symbol is moved towards.

Light source can be arranged in common circuit board to provide electric energy and/or control light source to light source.Form the set of light pipe Tubular masking fence can extend between this circuit board and inner casing, wherein masking fence structure can in a position-stable manner (such as By means of gluing or by means of Press-fit contact) it is attached to circuit board and/or inner casing.

In order to compensate for foregoing circuit plate and/or the uneven surface of inner housing surface, the masking fence structure can be by steeping Foam material is formed, and circuit board surface and/or inner casing is allowed to completely attach to, and unrelated with the uneven part of the inner casing.More Body, masking fence structure can be formed by sponge material, and such as foam rubber or sponge rubber can make the masking grid The profile of column structure is adaptive to contact surface.

Inner casing can form sealing, specifically the container of waterproof, can receive motor and/or battery in the above-described container Or electronic control unit and the container quilt of battery or other power supplys and/or the light source for controlling motor and display Protection is with liquidproof and influence of moisture, wherein the container can have barrel-like structure and by with closed bottom and unlimited top The tank or cupuliform of the elongation of side are at wherein motor, electronic control unit and battery can be fully received within this cup of inner casing In element, the cup element can be closed, the cap member can be formed in formation in the top side that it is opened by means of cap member The front surface of the bulk containers of shell.

Therefore, it only includes two components (that is, above-mentioned cup element and cap member) that the bulk containers for forming inner casing, which can have, Two-part construction.This two-part construction of inner casing reduces sealing force needed for making container waterproof significantly.Specifically, only The interface come between seal cup element and cap member using a lip ring may be sufficient, wherein this interface can be with With circular configuration, although such as other of oval or cartouche profile are also possible.

The cup element may include the transparent part being aligned with display foil.

Above-mentioned cup-shaped base element can have the configuration of the elongation substantially extended above the whole length of inner casing, and And can have at least 80% or 90% corresponding length with inner casing and/or shank, and the length of cap member can be less than Inner casing length and/or shank length 20% or less than 10%.Cap member can have discoid or slab configurations in this way, wherein It can have slightly dome-shaped or convex profile.

Connector for being connected to the support construction of razor head can be set in above-mentioned cap member.

The cap member and cup element of inner casing can be rigidly connected to each other, wherein the connection skill of various known types can be used It art, such as positive, threaded connection, welding, gluing and/or is clasped.

In order to which the light supply apparatus of display and/or motor and/or electronic control unit and/or battery is maintained in inner casing Appropriate location, the braced frame that can be attached with above-mentioned component is inserted into glass element and may remain in appropriate position It sets, wherein can for example provide slidably induction element, such as guiding groove and/or guide protrusion.This braced frame can be by The circuit board for carrying light source and/or forming a part of electronic control unit is formed or including the circuit board.

In order to help to seal inner casing, inner casing can only have an opening, and the opening can be opening in cap member Mouthful, axis is protruded across the opening.Optionally, there may be second in the end opposite with cap member to be open, and described second Opening can be set for charging connection.However, it is possible to by means of charge connector is integrated into inner casing (such as by means of will Charging pins are molded as the integral part of inner casing) it is open to avoid this second.

In order to allow to be connected to the control unit of inner housing inner, inner casing and/or outer housing may include allow to deform so as to Activation is located at the soft material part of the switch in inner casing.

In order to allow access into above-mentioned soft material part associated with the switching device of inner casing, shell can also have soft The soft material part of material part and/or recess or opening, inner casing can pass through the recess or shedding deformation.

Shell can have two-piece type including multiple casing members or three-member type or multi-piece shell construction, the shell Element can be connected to each other and cover the different piece of inner casing.Specifically, extend on the opposite side of the includable shell of shell And the two shell elements that can be connected to each other.Such casing member can have substantially-roughly-channel-shaped or skewed slot shape wheel Exterior feature allows two casing members substantially all around inner casing.

Other than such casing member, shell can also include ring-type element, the ring-type element and above-mentioned shell member The connection of at least one of part.This ring-type element can contribute to form rigid, firm shell mechanism, wherein this ring Shape element can be positioned at the end towards razor head of shell.More specifically, this ring-type element can surround axis and can It is less than the maximum gauge of inner casing significantly with the internal diameter having.

When integrally considering shank, the shank can have the shape of elongation, and the cross section of the shank can be from handle With the bottom surface of shank opposite top surface substantially continuous increase of the bottom surface in portion to shank.In other words, shank is transversal Face can be increased continuously towards razor head.Cross-sectional shape can change, wherein this cross-sectional shape can be and substantially fall Round and/or round and/or ellipse and/or oval." essentially continuously " it is not excluded for such as that wherein cross section is not increased Display unit or some parts for operating key component.However, the cross section of shank can be the bottom of from when considering biggish ratio Assign to tip portion increase in end.

In addition, driving converyer may include the driving element of axis or shaft-like elongation, razor head is extended to from shank It is internal.

It, can in order to which the rotational oscillation of foregoing this axis to be converted into the linear osccilation of at least one cutter elements Crank arm is attached to axis, wherein this crank arm can be positioned in razor head and/or can support at least one driving Pin is for driving cutter elements.For example, this drive pin can be substantially parallel to axis extension, and can fixedly be attached Extended to crank arm with the eccentric axis relative to axis.Cutter elements are substantially perpendicular to when crank arm stands position wherein Expectation linear osccilation and when extending, this drive pin is moved along vibrating tangent crooked route with desired cutter elements, because This executes the oscillation of approximately linear.

Example shown in reference to the accompanying drawings, these and other features become readily apparent from.From figure 1 it appears that razor 1 It can have razor shell 300, the razor shell forms the shank 2 for keeping razor, and the shank can have difference Shape, such as-roughly-substantially cylinder-shaped or box-like or bone shape allow economically to catch or hold razor, wherein this Razor handle 2 is planted due to the elongated shape of shank and there is longitudinal axis 20, referring to Fig. 1.

More specifically, shank 2 can have the cross-sectional shape of rounding or circle or oval or ellipse, wherein these The mixing of shape is possible.Regardless of cross-sectional shape, cross section can continuously increase from one end of shank to the other end Add.

On one end of shank 2, electric shaving cutter head 3 is attached to shank 2, and wherein razor head 3 can surround 7 He of rotation axis It is swingably supported around tilt axis 11, the rotation axis 7 and tilt axis 11 can be substantially perpendicular to each other simultaneously vertically Extend in aforementioned longitudinal shank axis 20.

When considering the rectangle main shaft 40 of razor head 3, rotation axis 7 can be parallel to such main shaft 40 and extend, and Tilt axis 11 can extend perpendicular to such main shaft 40.This main shaft 40, which may be considered that, is parallel to the larger of razor head 3 Side surface and/or with the longitudinal axis of the cutter elements 4 of elongation in parallel and/or with cutter oscillation axis 8 in parallel and/ Or it is substantially perpendicular to longitudinal shank axis 20 and extends.

Razor head 3 may include the cutter unit 100 of a pair of of elongation, and each cutter unit includes the cutter of elongation Element 4, the cutter elements can be driven along axis of reciprocation 8 with reciprocating manner, and the axis of reciprocation can be parallel to Aforementioned main shaft 40 extends.The cutter elements 4 can match with the shear foil 5 for covering the cutter elements 4 and merge described It is moved back and forth under shear foil.

As can be seen that razor head 3 is supported on shank 2 by means of support construction 30 in from Fig. 1 to 3.

Other than the support construction 30, the driving converyer of elongation can be extended to from shank 2 in razor head 3 so as to Cutter elements 4 are connected to motor 93, the motor can be contained in the inside of shank 2.The driving converyer 9 of this elongation It may include axis 90, the axis can be actuated to rotate by reciprocating manner, that is, front and back rotates to a certain degree.Crank element Part can be rotationally fixed to the axis 90 and be contained in inside razor head 3.This crank element can rigidly support institute State the drive pin of each of cutter elements 4.In the neutral position of axis 90, the crank element can be transverse to elongation Cutter elements 4 longitudinal axis extend so that drive pin along cutter elements 4 longitudinal axis be moved forward and backward.More specifically Ground, this drive pin are executed along one section of circle and are moved.However, since rotational oscillation is with finite amplitude and circle segments and cutter The longitudinal axis of element 4 is tangent, so this movement, which may be considered that, is similar to the linear of the longitudinal axis along cutter elements It is mobile.

From figure 3, it can be seen that the shell 300 for forming shank 2 can have duplex shell structure, the duplex shell structure includes interior Shell 301 and shell 302 (including component 305,304,302d) around the inner casing 301.

Inner casing 301 accommodates said motor 93, and additionally accommodates the electrical storage device of such as battery or battery, and Electronic control unit, referring to Fig. 3, wherein inner casing 301 can form water-proof container, protect this base part from liquid and moisture shadow It rings.

More specifically, inner casing 301 can have the barrel-like structure of elongation, including the cup with closed bottom and open top face Shape or can-like base element 306, wherein this base element can substantially extend in the whole length of shank 2, referring to fig. 2 With 3.

Base element 306 opens wide top side at it and is closed by cap member 307, and the cap member can have plate or slightly round Dome-shaped, and when closed base element 306, form the front side towards razor head 3 of inner casing 301.

Aforementioned cap member 307 includes opening, and axis 90 penetrates shell by the opening, and wherein cap member 307 is by means of suitable When sealing element be sealed against the axis 90 and against cap member 307 so that inner casing 301 forms water-proof container.

From figure 3, it can be seen that the charging connector of such as charging pins 310 can be prominent from the bottom side of cap member 307 To allow to the battery charging inside inner casing 301.

Inner casing 301 may include at least one soft material part 309, can be with the electronic switch inside inner casing 301 Device is associated.

From figure 3, it can be seen that shell 302 can have shell structure, the shell structure includes the shell of a pair of of elongation Volume elements part 304 and 305, they together can be substantially all around inner casing 301.Casing member 304 and 305 can substantially exist Extend in the whole length of inner casing 301 and/or shank 2.

The casing member 304 and 305 can be positioned on the opposite side of inner casing 301, and can be connected to each other, so that They are formed together the clamping surface of general conical or cylindrical shank 2.

In addition, shell 302 may include ring-type element 303, the ring-type element is at least partially formed the face of shell 302 To the top surface of razor head 3, wherein the ring-type element 303 can have the substantially less than maximum outside diameter of inner casing 301 Internal diameter.The ring-type element 303 is connected at least one of casing member 304 and 305, and can cover inner casing 301 The annular section of cap member 307.

Additionally, there are for showing the display 500 of the various information useful to the user of device, wherein such display Device 500 can be arranged at shell 300, to form shank 2.Such display 500 may include multiple display symbols 501a-n, with indicate the load condition of such as device battery, clean conditions, the information of shaving time last time or it is foregoing its His information.

The display 500 includes display foil 502, and the display foil may include to form the symbol transparent and non- The part of the different colours of bright part or the such symbol 501a-n of formation, wherein the light source 503 of such as LED can shine to irradiate and show Show the symbol of foil 502.

As can be seen that the display foil 502 can be between inner casing 301 and shell 302, wherein described in from Fig. 3 to 9 Inner casing 301 and shell 302 may include transparent part, and the transparent part allows from the light that can be contained in inside inner casing 301 The light transmission that source 503 issues passes through inner casing 301, display foil 502 and shell 302.

More specifically, shell 302 may include transparent outer cover display unit 302d, the portion of aforementioned shell structure can be One in part and its casing member.The shell display unit 302d can have the comparable ruler of size with display foil 502 It is very little and/or can substantially cover entire display foil 502.

From figure 3, it can be seen that the shell display unit 302d can form insertion piece, the insertion piece be can be inserted In the window portion of another case member, the case member can be formed by one in aforementioned casing member 304.Favorably Ground, casing member 304 (edge of its window portion forms a kind of window frame) can be in the outer housing display units 302 At the edge part covers the outside of the outer housing display unit.In other words, shell display unit 302d can be from shell member The inside of part 304 is inserted into the window portion of the casing member 304.Therefore, push shell 302 far from the power of display foil 502 It is not transmitted to shell display unit 302d and/or the bonding of display foil 502 and inner casing and shell will not be damaged, as described below.

Inner casing 301 can also have transparent inner casing display unit 301d, can form aforementioned base element or cup member The integral part of part 306.More specifically, inner casing 301 can have multiple transparent parts in the region towards display foil 502. Such multiple transparent part 301d can be aligned with display symbol 501a-n, so that display symbol is positioned directly in it accordingly On the top surface of the corresponding transparent part 301d at center.

Corresponding to the matrix-like pattern of display symbol 501a-n, the transparent part 301d of inner casing 301 can also be arranged At matrix-like pattern.

In order to avoid light scatters to different display symbols, the transparent part 301d of inner casing 301 can be by impermeable Bright (non-transparent/opaque) inner shell sections 301o is separated from each other.When transparence display component 301d is arranged to matrix When shape pattern, opaque housing parts 301o can form latticed or reticular structure, to form masking fence structure.

Inner casing 301 can be formed as bi-component or multicomponent molded plastic part, wherein for example transparent inner casing display unit The latticed masking fence that part 301d can be formed by clear hard plastics, and be formed by above-mentioned opaque housing parts 301o Structure can be formed by opaque soft plastic material.

As can be seen that rectangular figure corresponding with the pattern of symbol 501a-n is shown can also be arranged in from Fig. 4 to 9 The light source 503 of case can be supported on circuit board 504, the circuit board may include electric wire for powering to light source 503 and For controlling the electronic circuit component of the light source 503.

From figure 3, it can be seen that the circuit board 504 including light source 503 can be preparatory group with motor 93 and battery case It is filled with the mounting structure to form the pre-assembly that can be inserted in inner casing 301.

It, can be in circuit board 504 in order to avoid light is scattered and propagated in the region between circuit board 504 and inner casing 301 Light is provided between the inner surface of inner casing 301 and covers fence structure 505.This fence structure 505 may include for each light The sleeve in source 503, the sleeve surround relevant source 503 and can extend to the inner surface of inner casing 301 from circuit board 504. When there are multiple sleeve-shaped masking fence when multiple light sources 503, can be set as fence structure 505, the fence structure 505 Can have rectangular or latticed or reticular structure, to provide multiple light pipes or optical channel, each from light source 503 to Symbol 501a-n is shown up to correlation.

This internal masking fence structure 505 can be made of the elasticity such as cellular rubber and/or spongy material, and And it can be completely attached to the surface of circuit board 504 and inner casing 301.For example, fence structure 505 can by means of for example glued or Press-fit contact is fixedly attached to circuit board 504 and/or inner casing 301.

As can be seen that above-mentioned display foil 502 is by means of the adhesive phase on every side of display foil 502 in from Fig. 5 to 9 506 and 507 are glued to the inner surface of the outer surface of inner casing 301 and shell 302.520 refer to that black laser device swashs in Fig. 5 to 9 Layer living, and 521 refer to the white basis PET foil.

Advantageously, at least on the side of display foil 502, continuous adhesive layer 506,507 is provided so that display is completely covered Foil 502, wherein this continuous adhesive layer can be made to allow light to extend there through of clear binder.By means of this continuous Full-scale transparent adhesive layer, show foil 502 or its at least major part and corresponding inner casing or case surface full contact, Thus the corrugation of display foil 502 or rugosity or other unexpected deformations are prevented.

From figure 5 it can be seen that two phases in display foil 502 can be set in this full-scale adhesive phase 506 and 507 On opposite side.

In alternative form, this continuous full-scale transparent adhesive layer has been can be set in the only side of display foil 502, And corresponding housing parts, described adhesive layer can be glued to by means of frame-like adhesive phase by showing the opposite side of foil 502 With the window for staying open the central part of display foil 502.The advantages of this window is that every side minimizes or avoids producing Anger bubble, because cementing layer is not properly secured on shell, the other side improves light transmission.

From fig. 6 it can be seen that the bottom side of display foil 502 can show the transparent adhesion of foil 502 by means of being completely covered Oxidant layer 506 is glued to inner casing 301, and shell can be glued to by means of frame-like adhesive phase 507 by showing the top side of foil 502 302, the frame-shaped adhesive phase has the center window 507w for making to show that the central part of foil 502 stays open.

In alternative form, as shown in Figure 7, show the bottom side of foil 301 by means of with described in the window 506w of center Frame-shaped adhesive phase 506 and show foil 502 top side can by means of be completely covered display foil 502 continuous full-scale adhesive Layer 507 is glued to shell 302.

Frame-shaped adhesive phase with center window can be formed by opaque adhesive.

From Fig. 8 and 9 as can be seen that this frame-shaped adhesive phase with center window can also by such as PU foam or The binder foam of PE foam forms to compensate the tolerance that display foil 502 arrives the distance of inner casing 301 or shell 302.It is this viscous Mixture froth bed can have multilayered structure, and wherein foamed material can form central core or internal layer, wherein adhesive bonding Oxidant layer is arranged on the opposite sides and forms the surface of binder foam layer, referring to Fig. 8 and 9.

As can be seen that the top side in display foil 502 can be set to be glued in binder foam layer from Fig. 8 and 9 Shell 302, or the bottom side in display foil 502 can be set so that it is glued to inner casing 301.The two of Fig. 8 and 9 are exemplary Show that the other side of foil 502 can be glued to another shell by means of continuous, substantially full-scale transparent adhesive layer Component.

As shown in Fig. 5 to 9, display foil 502 may include laser active layer, allow to generate in laser treatment step aobvious Show symbol 501a-n, wherein laser is applied to display foil 502.

Advantageously, after it will show that foil 502 is glued to inner casing 301, this laser treatment can be carried out.By laser mark After note is applied on display foil 502 to be formed and show symbol 501, shell 302, more specifically shell display unit 302d can be with It is glued on the top surface of display foil 502.As described above, laser treatment can apply at the end of razor assembling process.

In further manufacturing step, other shell elements 304 and 305 of shell 302 can group be filled with to form shell 302。

From Fig. 2 and 3 as can be seen that the pre-assembled electronics core of razor (including circuit board 504 is supported by light source thereon 503, and optionally include motor 93 and battery case) can be before it will show on the outer surface that foil 502 is glued to inner casing 301 Be inserted into inner casing 301, wherein before it will show that foil 502 is glued on inner casing 301, inner casing 301 can completely enclose and/or Sealing.In alternative form, before it will include the electronics core insertion inner casing 301 of circuit board 504,502 glue of foil can will be shown Close on inner casing 301 and/or may be implemented the laser labelling to display foil.

Dimension disclosed herein and value are not understood as being strictly limited to cited exact numerical.On the contrary, unless in addition It indicates, otherwise each such dimension is intended to indicate that described value and the range functionally equivalent around the value.For example, being disclosed as The dimension of " 40mm " is intended to indicate that " about 40mm ".

Claims (17)

1. a kind of personal care device, specifically hair removal device, more specifically electric razor or grainer, the individual protect Reason device includes shell (300) and display (500), and the shell has the work head (3) for being attached to it, the shell It (300) include inner casing (301) and shell (302), the display includes the light source (503) being contained in the inner casing (301) To be shone by the transparent part (301d, 302d) of the inner casing and the shell (301,302), the display (500) is also Including showing foil (502), the display foil has the portion of the different transparencies and/or different colours that form display symbol (501) Point, the display foil (502) is clipped between the inner casing and the transparent part of the shell (301,302), and feature exists In display foil (502) is glued by means of the adhesive (508) on each of opposite side of display foil (502) To both the inner casing and the shell (301,302).

2. the personal care device according to preceding claims, wherein described adhesive (508) is in the opposite side At least close encapsulation ring around display symbol (501) is formed on each so that the display foil (502) is sealed in institute It states on inner casing and the shell (301,302) to prevent liquid or moisture from contacting the display inside described adhesive sealing ring Foil (502).

3. personal care device according to any one of the preceding claims, wherein in the side of display foil (502) On, described adhesive (508) forms at least big of the display symbol (501) including it of covering display foil (502) Partial transparent adhesive layer (506,507), and on the opposite other side of display foil (502), described adhesive (508) The adhesive phase (506,507) with window (506w, 507w) is formed, the window stays open display foil (502) The display symbol (501) and/or central part.

4. personal care device according to any one of the preceding claims, wherein on the two sides of display foil (502) Described adhesive (508) be clear binder.

5. personal care device according to claim 3, wherein the described adhesive with the window (506w, 507w) Layer (506,507) is made of opalescent adhesives.

6. personal care device described in any one of preamble according to claim 1 or preceding claims, wherein described aobvious Show that at least side of foil (502) is glued to the shell (300) by means of binder foam.

7. according to preceding claims combine personal care device as claimed in claim 3, wherein have the window (506w, Described adhesive layer (506,507) 507w) includes binder foam layer and/or adhesive polyurethane foam and/or bonding Agent polyethylene foam, and the window is arranged in interior shell-side.

8. personal care device according to any one of the preceding claims, wherein the shell (302) is by multiple shells Component is constituted, wherein forming the transparent insertion of basic plate with the shell display unit (302) of described display foil (502) gluing Part, the transparent insertion piece of the basic plate are contained in the window frame of another housing parts (304) of the shell (302) In frame part.

9. the personal care device according to preceding claims, wherein the other case member (304) is with its window Marginal portion the outer surface of the shell display unit is covered in the at the edge part of the shell display unit (302d).

10. personal care device described in any one of preamble according to claim 1 or preceding claims, wherein in described Shell (301) is the multi-part plastic molded component made of clear hard plastic material piece, the clear hard plastic material Component forms at least one the described translucent inner shell display portion (301d) being aligned with display foil (502) and around described interior Opaque soft or hard plastics part (301o) of shell display portion (301d).

11. personal care device according to any one of the preceding claims, wherein the inner casing (301) includes by impermeable Latticed masking fence structure made of bright material (301o), the masking fence structure will be with the institutes of display foil (502) The multiple clear shell portions (301d) for stating display symbol (501) alignment are separated from each other, and the masking fence structure prevents from passing through One in the multiple clear shell portion (301d) one light being transmitted in display symbol (501) is described in One in other displays symbol (501) is propagated and is scattered.

12. personal care device according to any one of the preceding claims, wherein at least one described light source (503) by The cannula-like light pipe (509) for extending to the inner surface of the inner casing (301) from the light source (503) surrounds, the light pipe (509) With the main direction of the launch for being arranged essentially parallel to the light source (503) and it is substantially perpendicular to the base for showing foil (502) Straight longitudinal axis in sheet.

13. the personal care device according to preceding claims, wherein the light pipe (509) is by sponge material or by rubber Sponge is made and contacts the inner surface of the inner casing (301) and support the circuit of at least one light source (503) The surface of plate (504).

14. the personal care device according to any one of aforementioned two claims, plurality of light source (503) with institute The pattern corresponding pattern arrangement of display symbol (501) is stated, wherein providing multiple light pipes (509) with will be by the multiple light source Each of (503) light issued is restricted to one in the multiple display symbol (501), wherein the multiple light pipe (509) it is formed the latticed fence structure made of opaque material.

15. a kind of manufacture preamble according to claim 1 or personal shield according to any one of the preceding claims The method for managing device, the described method comprises the following steps:

Plane is shown that foil (502) are fixedly attached to the inner casing (301),

It is shown after foil (502) being attached the plane, is handled by means of label and mark the display with display symbol (501) Foil (502).

16. according to the method for claim 15, wherein mark reason includes that laser beam is applied to the display foil (502) on.

17. method according to claim 15 or 16, wherein assembling the razor shell and the installation of all display units Apply the label processing after on the razor shell, and/or is applied by both the shell and the inner casing The laser beam activation of the display foil.