CN105189057A - Article for carrying a glide member for use with a razor - Google Patents

Abstract

A razor having a removable carrier (1200) for attaching one or more glide members (1300) which fits between the razor handle (1800) and cartridge head (1500).

Description

For carrying the goods of the sliding component used together with razor

Background technology

The razor had around the large soap base plate of the part of razor cartridge head or periphery is known.See such as United States Patent (USP) 7,811,553; 7,877,879; U.S. Patent Publication 2008/0250646,2006/0225285,2006/080837,2005/0011073 and 2005/0278954.Several in these razors is also commercially sold, and includes but not limited to GilletteVenusBreeze and Venus & Olay razor and SchickIntuition razor.

These razors generally include one or more soap parts, and these soap parts send lubricity to user during shaving.In some embodiments, by being attached to the soap substrate carrier carrying soap parts of razor cartridge.Such as, US7,811, the razor described in 553 has soap base plate carrier, this carrier around razor shell outside and be attached by multiple maintenance fixture.Razor is shown as has blade holder head, and this blade holder head is attached to connecting elements, and this connecting elements is attached to razor handle then.Soap substrate carrier is attached to blade holder by fixture, makes them even when blade holder and connecting elements depart from shank, and also keeps attached when blade holder head departs from connecting elements.In fact, soap base plate keeps being attached to blade holder head between whole use and clear-up period.

Other razor comprises the soap base plate be cast on plastic casing, and this plastic casing is connected to blade holder and razor handle, the razor described in such as U.S.2005/0011073.In this razor, soap carrier is attached to razor cartridge and has pedestal, and this pedestal comprises the feature structure allowing carrier and blade holder direct mechanical to be attached to razor assembly (shank).In order to remove blade holder, user is by actuating mechanism attachment and from shank release soap carrier.

Soap base plate is attached to razor cartridge or larger razor are overall, to remove from it or change may be difficult, especially considers when to there is razor blade on razor cartridge.Therefore, still need the razor design comprising removable soap base plate, this soap base plate can be convenient to be attached by user or remove and allow user to increase flexibility so that easily change soap carrier or blade holder together or independently.

Summary of the invention

One aspect of the present invention relates to a kind of goods used together with razor, it comprises: the carrier forming flat surfaces and at least one gap area, described carrier forms the rear contact surface on the front contact surface at the side place of described flat surfaces and the opposite side of described flat surfaces, wherein said gap area is formed and passes from described front contact surface the passage that described carrier arrives described rear contact surface, and described carrier forms at least the first sliding component holding structure; First sliding component is attached to the described carrier of the contact surface forming contact skin, and wherein said skin contact surface is positioned on the side identical with described front contact surface of described carrier.Described gap area is suitable for allowing shank be docked on the shell of razor cartridge head unit.

Another aspect of the present invention provides a kind of external member, and described external member comprises multiple described goods, and described goods can encapsulate together with shaving head, optionally encapsulates together with one or more razor handle.

Accompanying drawing explanation

Fig. 1 a and 1b is the planar rear view of the razor according at least one embodiment of the present invention.Fig. 1 c is the side profile view of the razor of Fig. 1 a and 1b.Fig. 2 a and 2b is the planar rear view of two sliding component carriers according at least one embodiment of the present invention.Fig. 3 a, 3b and 3c are the oblique rear view of another razor according at least one embodiment of the present invention.Fig. 3 d illustrates the oblique front view of the carrier being attached with sliding component.Fig. 4 a and 4b is the side view of the razor according at least one embodiment of the present invention.Fig. 5 is the front view of the razor according at least one embodiment of the present invention.Fig. 6 a – 6c is the side view of the razor according at least one embodiment of the present invention.Fig. 7 a – 7c is the side view of the razor according at least one embodiment of the present invention.Fig. 8 a – 8b is the side view of the razor according at least one embodiment of the present invention.Fig. 9 a – 9c is the side view of the razor according at least one embodiment of the present invention.Figure 10 a – 10b is the side view of the razor according at least one embodiment of the present invention.Figure 11 is the front view of the razor according at least one embodiment of the present invention.Figure 12 a – 12c is the side view of the razor according at least one embodiment of the present invention.

Detailed description of the invention

i. razor details

a. sliding component carrier

The present invention relates to a kind of goods used together with razor, it comprises: the carrier forming flat surfaces and at least one gap area, razor cartridge and razor handle can be connected through described gap area, described carrier forms the rear contact surface on the front contact surface at the side place of described flat surfaces and the opposite side of described flat surfaces, described carrier forms at least one sliding component, such as the first sliding component holding structure and the second sliding component holding structure.First sliding component holding structure and the second sliding component holding structure can be integrally formed, and have identical general structure, or they can be independently and are attached to one another.First sliding component and the second sliding component are attached described carrier separately by their corresponding sliding component holding structures.Each sliding component has the contact surface of contact skin, and the plane of drawing between these two surfaces forms sliding component skin contact plane.Described skin contact surface is towards the side identical with described front contact surface of described carrier.To one skilled in the art will understand that at razor cartridge the blade holder blade on the skin contact surface of sliding component and blade holder head will contact skin with further feature structure along a part of skin through out-of-date.This forms skin contact surface widely.When static, the skin contact surface of blade holder head can flush with sliding component skin contact surface, or can just locate (forward towards user) or negative definite position (away from user).

Gap area can be hole or passage, and it to extend through to the structure front contact surface from rear contact surface for another structure, or vice versa.In one embodiment, sliding component carrier be used in comprise razor cartridge and razor handle razor on.Sliding component carrier is preferably attached or otherwise constrains between razor cartridge and shank.Razor cartridge comprises with shaving surface opposite to the butting surface of locating, and this shaving surface portion ground is limited by one or more blades that blade holder exists.Butting surface is designed to be attached to razor handle by docking system and butting surface as on other removable razor system.In one embodiment, on the front surface being pressed against carrier by the butting surface of blade holder and shank/docking system press against relative power on the rear surface of carrier by carrier both constraint between shank and blade holder.In fact, carrier can be clipped between shank and blade holder and to be kept in position by the pressure formed between these two structures.

In one embodiment, carrier also comprises one or more alignment members, and alignment members is used for relative to the butting surface of carrier or the docking system of shank or both are by carrier orientation.Such as, in one embodiment, carrier can comprise receiver hole, wherein butting surface formed alignment pin, when carrier and blade holder disposed adjacent one another time, alignment pin will be coupled in receiver hole.Male member also can be arranged on carrier to be had on the carrier of receiver hole.Similar feature structure can be used on the interface between the rear surface of carrier and docking system.In certain embodiments, alignment feature structure is used on two interfaces between these three structures.

In one embodiment, carrier does not keep feature structure containing any blade holder, does not keep feature structure containing any shank, or does not keep both feature structures containing blade holder and shank.This is important feature structure, because it allows carrier as independent stand-alone configuration free floating, can be easy to be removed by user when shank and blade holder remove docking.This with usually their shaving aid carrier or retainer are directly retained to other embodiment of blade holder (such as at U.S. Patent Publication 2008/0250646 and United States Patent (USP) 7,811, in 553) form obviously contrast and be different from wherein carrier/retainer and be directly attached to the razor of a part for shank or shank.The exemplary device of the existing attachment discussed comprises inserted sheet, flange, hook, anchor log, fixture etc.Although have no intention bound by theory, it is believed that and do not have machinery and/or other any time that forever hot in nature or adhesives to housing cartridge and/or shank butted part allows carrier to remove docking in blade holder and corresponding shank can be easy to change, and without the need to opening fixture or otherwise applying power with hand, carrier is removed from the device of the plastic components and chemicals and blade that may comprise little be easy to fracture.

In one embodiment, docking system directly can be attached to blade holder, is wherein with or without sliding component carrier stratification betwixt.Which increase flexibility, allow identical razor system with sliding component carrier or do not use together with sliding component carrier, and without the need to the excessive restructuring of this device.This can allow the flexibility of manufacture and need to allow the flexibility of user according to their concrete shaving.Importantly, this can allow user oneself to determine whether they want to use the additional features be arranged on carrier for given shaving.The flexibility of this increase provides the single razor that can use in various shaving condition for user.Such as, when user wants lubricity and the slippage of increase, such as when they do not have available shaving preparation, sliding component carrier can be attached to razor by them.When user expects in the razor cartridge of less shaving head configuration, such as they just in the region that shaving is less or more intensive time, sliding component carrier can be removed and carry out shaving.Although have no intention bound by theory, it is believed that user can find if when not having shaving to prepare during shaving carrier of the present invention be particularly useful, because sliding component can be the lubricity that skin provides extra.In addition, user can determine to comprise carrier when major part such as health, arm or the leg of shaving skin.When the region that user wants shaving more intensive, they can remove carrier and close less region or the region with complex curve or intensive spot in the identical time.The component characteristics of apparatus of the present invention allows by user easily and revise single razor rapidly to adapt to different service conditions.

In one embodiment, the docking system of shank is attached to razor cartridge by one or more pin, this one or more pin can outwardly and can be attached to compressing in the pin receiving member of the correspondence of locating at the butting surface place of blade holder, and described pin receiving member forms relative opening to receive and retaining pin.This example can be in the U.S. Patent application 2011/0067245 authorizing the people such as Bridges the docking system describing and illustrate.Other similar docking system comprises those of commercially available acquisition on GilletteAtra razor system and GilletteMach3 razor.In one embodiment, pin and pin receiving member are through the one or more gap area attachments be formed in carrier.

In one embodiment, the first sliding component has substantial circular shape.The part of the contact skin of sliding component can be the general planar shape with rounded edges, to allow the sensation improved.Skin contact surface can be smooth or comprises various forms of surface treatment, the pit etc. of such as embossing, veining, bending.In one embodiment, the first sliding component has the shape different from the second sliding component or surface treatment.When providing multiple sliding component, they can have similar painted, fragrance, shape and/or composition, or they these feature structures one or more on can be different.

In one embodiment, the horizontal longitudinal centre line described carrier being cut into two halves be formed in described carrier can form upper carrier zones and lower carrier zones, and wherein said upper carrier zones and described lower carrier zones are symmetrical.In certain embodiments, such as shown in Fig. 5-12, when carrier has single pivot axis, single pivot axis and horizontal longitudinal centre line can be the same line.In other embodiments, sliding component has and is similar to United States Patent (USP) 7,811, the independent pivot of the independent pivot axis shown in 553.

b. the external member of multiple sliding component carrier is comprised

An alternative embodiment of the invention provides a kind of external member, and this external member comprises multiple sliding component carriers as described above.Sliding component carrier can be identical or different, such as one or more different sliding component.In one embodiment, this external member comprises the one or more razor cartridges provided together with sliding component carrier.Each razor cartridge can with sliding component carrier in pairs and be packaged together in external member.In another embodiment, sliding component carrier is packaged in separately in sack or basin, to or not together with corresponding razor cartridge.In one embodiment, this external member also comprises and the razor (comprise shank, carrier and blade holder) completely assembled of described sliding component carrier together with one or more in any other razor cartridge.

Fig. 1 a is the planar rear view of razor of the present invention, wherein razor handle 1800 departs from the carrier 12 00 comprising the first sliding component 1300 and the second sliding component 1400, described carrier forms gap area 1260, this gap area is depicted as two holes being positioned at shell far-end in this embodiment, comprising the docking system of the shank of pin 1860 by being docked on razor cartridge 1500 from the outward extending pair of pin receiving member 1560 of the butting surface 1540 of described blade holder.Also single gap area can be used.What also illustrate in Fig. 1 a is that wherein single pivot 1210 can be arranged on the embodiment at the cross central line place of carrier.As shown here, in two parts of the carrier separated by cross central line, carrier can be substantially identical.Carrier is revolved turnback by permission user by this.What also illustrate will be the situation that each sliding component comprises its oneself pivot 1230 and 1240.Fig. 1 b illustrates the identical razor unit being in assembled configuration.Fig. 1 c is the side profile view of the razor of Fig. 1 a and 1b.Preferably, the part of the contact skin of sliding component flushes substantially with the skin contact surface of blade holder head.What also illustrate in Fig. 1 c is wherein sell the convex embodiment of wearing the described gap area be formed in carrier of receiving member.What the present invention was also contained will be that the convex body that screws on of docking system is to be attached to the situation in the reception structure that is formed in blade holder.

Fig. 2 a and 2b is the planar rear view of two sliding component carriers according at least one embodiment of the present invention.Fig. 2 a illustrates and is in difform two sliding components.First sliding component is depicted as herein and is formed by two independent components.What also illustrate in this figure is the gap area being in single well format, and this gap area still can allow one or more docking attachment, to allow attachment shank and blade holder.Fig. 2 b illustrates the embodiment only with single sliding component.Sliding component can by keep blade region before or below.

Fig. 3 a, 3b and 3c are the oblique rear view of another razor according at least one embodiment of the present invention.Fig. 3 a illustrates the razor handle being in assembling orientation, the carrier comprising two sliding components and razor cartridge (shown in it blade).Fig. 3 b illustrates shank, is wherein removed to be conducive to visuality from blade holder head by blade.Fig. 3 c illustrates each in these three kinds of parts separately.As shown here, docking system comprises in two receiving members being docked to and being formed in blade holder a pair pin outwardly.These receiving members are depicted as has arc (arcoidal) shape, and this shape allows blade holder to rotate smoothly around the pivot axis formed by relative pin.In this embodiment, carrier comprises corresponding arc rotary component, rotates to be conducive to blade holder.

Fig. 3 d illustrates the oblique front view of the carrier being attached with sliding component.Sliding component 1300 is depicted as and slides into right part from the left part of receiving member.Sliding component 1400 is depicted as to fasten and coordinates or by press-fit.One skilled in the art will appreciate that when by sliding component by press-fit time, oscillating motion can carry out, wherein a part for sliding component can be placed in receiving area, then to another part apply pressure.This can carry out from side to opposite side (that is, pushed in left side, then apply pressure to the right, or vice versa) or top to bottom.

Fig. 4 a and 4b is the side view of the razor in Fig. 3.Fig. 4 a illustrates the razor of assembling, and Fig. 4 b illustrates the shank of disengaging, carrier and blade holder.Carrier has the front contact surface 1210 towards blade holder and the rear contact surface 1215 towards shank.One skilled in the art will appreciate that carrier need not for completely smooth, as shown here all, wherein carrier forms two arc rotary components, and they are places of the position of carrier contact shank.What also illustrate is the sliding component skin contact surface formed by described first sliding component herein.Provide in this embodiment of the first sliding component and the second sliding component wherein, both them, form same sliding component skin contact surface.Razor cartridge forms a part for skin contact surface widely, it can be positioned at the rear (negative position) of the skin contact surface formed by sliding component, but also can be plane, or from the described skin contact surface formed by sliding component outwardly (positive position).One skilled in the art will understand that if apply pressure, carrier towards user to pre-buckling or can bend backward.Therefore, it is possible that during use, the pressure being applied to sliding component can drive them towards shank backward and form more smooth overall skin contact surface.Those skilled in the art also will know, the essence of skin is flexible and health has many recessed or convex curves.Therefore, skin can be suitable for engaging skin contact surface widely, even if this surface is not completely smooth.

Device shown in Fig. 5-12 also can use according to the present invention, especially when carrier of the present invention forms the first and/or second sliding component holding structure.

Fig. 5 is the front view of the razor according at least one embodiment of the present invention.This razor is made up of head unit, and this head unit is the razor cartridge 100 being attached to shank 800.Razor cartridge 100 comprises housing cartridge 500, and this shell carries at least one blade 510 (being depicted as three blades in this case), is positioned at the protector 520 of blade holder front end (before blade) and is positioned at back edge, the blade lubricious strip 530 (usually also referred to as shaving aid) below of blade holder.Head unit also can comprise one or more lubricious strip; As shown in Figure 5, there is the lubricious strip be positioned in before any blade.Known shaving aid and the limiting examples of lubricious strip are described in following patent: United States Patent (USP) 7,581, and 318,7,069,658,6,944,952,6,594,904,6,302,785,6,182,365, D424,745,6,185,822,6,298,558 and 5,113,585 and 2009/0223057.Razor cartridge forms shaving plane, and this shaving plane is limited by the mode of skin part at the exposure razor blade tip of contactor blade frame by how.

Head unit can be similar to United States Patent (USP) 5, and 661, the blade unit described in 907.Shank can be similar to United States Patent (USP) 5,855,071,5,956,851 and/or 6,052, in 903 describe those.Connecting elements can provide and blade unit is connected to shank and can be similar to U.S. Patent Publication 2006/0080837A and 2006/0080838A and/or United States Patent (USP) 8,033, the connecting elements described in 023.

Razor cartridge formed wherein blade contact skin shaving surface and wherein razor cartridge be directly or indirectly attached to the butting surface right with shaving surface opposite of described shank.In one embodiment, razor cartridge also comprises sliding component holding structure 110, and this sliding component holding structure comprises the first sliding component 300 being attached to razor shell by least one the first sliding component carrier 310.As shown here, sliding component carrier is the first sliding component holding structure (or support arm) of pair of curved.One skilled in the art will appreciate that these structures also can be straight.Razor cartridge also can comprise the second sliding component 400 being attached to razor shell by least one the second sliding component carrier 410.As shown here, carrier is the second sliding component holding structure of pair of curved.

First sliding component and the second sliding component are hingedly attached to shell, make them around single pivot axis 200 pivotable.Pivot axis 200 can be formed by beam, sliding component carrier (i.e. holding structure) is hingeably attached to this beam, or this beam can be limited by being articulated and connected between the first sliding component carrier and the second sliding component carrier (the weak line such as between carrier, thus allow them folding and away from shaving surface).In one embodiment, housing cartridge comprises a pair projection, and projection extends (be similar to embodiment Fig. 1 shown in) away from shell to side from being hingedly attached sliding component carrier part.Although show a pair projection, but those skilled in the art will know, single projection also can use together with the second sliding component carrier and housing cartridge with the first corresponding sliding component carrier, especially when comprising maintenance feature structure to be attached the receiving area on single projection and shell.

Razor cartridge of the present invention can use with electronic or manual, disposable maybe can refilling together with razor system.Razor cartridge also can comprise multiple blade.Such as, United States Patent (USP) 7,168,173 generally describe a kind of razor cartridge with multiple blade of comprising razor, this razor can be commercially available from TheGilletteCompany.In addition, razor cartridge can comprise protector and shaving aid.Multiple razor cartridge can be used according to the invention.The limiting examples of suitable razor cartridge (with without fin, protector and/or shaving aid) comprise by TheGilletteCompany with those and following patent that product line is sold announce those: United States Patent (USP) 7,197,825,6,449,849,6,442,839,6,301,785,6,298,558,6,161,288 and U.S. Patent Publication 2008/060201.

As used herein, the relative position between each structure of what term " above " and " below " defined is blade unit (that is, razor cartridge).Such as, the structure " above " of at least one blade described is located so that the surface be about to this device process ran into described feature structure before it runs at least one blade described.Such as, if the stroke of this device is in the cut direction of its expection, then protector is before described one or more blade.The structure " below " of one or more blade is located to be about to after it runs into one or more blade, run into described structure by the surface of this device process, such as, if the stroke of this device is in the cut direction of its expection, then top cover is arranged on after described one or more blade.

In one embodiment, the protector on razor has that at least one is elongated flexible raised with the skin engaging user.In one embodiment, at least one flexible raisedly comprises the flexible fins being roughly parallel to described one or more elongated edge.In another embodiment, described at least one flexible raisedly comprise flexible fins, it is not at least one part being roughly parallel to described one or more elongated edge that described flexible fins comprises.The limiting examples of suitable protector comprises used those of current razor blade, and comprises those disclosed in following patent: United States Patent (USP) 7,607,230 and 7,024,776 (disclosing elastomer/flexible fins bar); 2008/0034590 (disclosing bending protector fin); 2009/0049695A1 (disclose elastomeric shield, described elastomeric shield has the protector being formed at least one passage extended between upper surface and lower surface).

Head unit is attached to shank regularly or removedly.Attachment can be the direct attachment of the butting member from head unit to shank, or head unit can be attached to interconnecting component, and this interconnecting component is then connected to the butting member of shank.Those skilled in the art will know, design of the present invention can be embodied as United States Patent (USP) 7,811, the structure of the razor shown in 553 or VenusBreeze type razor is improved, and is the thing being described to shaving aid and shaving aid retainer to its obvious change.

Fig. 6 a – 6c is the side view of the razor according at least one embodiment of the present invention.Fig. 6 a illustrates the razor being in resting position, and 2b illustrates the razor of the blade holder with pivotable backward, and wherein the rear portion (forming the part of the first sliding component and razor cartridge top cover) of blade holder bends backward towards razor handle.Fig. 6 c illustrates similar razor, wherein blade holder pivotable forward, and the front portion of blade holder (forming the part of the second sliding component and protector) is bent towards razor handle.These illustrate wherein sliding component carrier is static and unbending embodiment.Although illustrate multipair sliding component holding structure, each or both in sliding component also can only be attached with single structure.Use in an embodiment of single holding structure wherein, they can be used on the opposite side of razor or to be all on the same side of razor (such as, wherein the first sliding component holding structure is attached to described shell by the holding structure on the left of razor cartridge, and the second sliding component is attached to shell by the single holding structure be attached on the right side of razor cartridge, or vice versa).

Fig. 7 a – 7c is the side view of the razor according at least one embodiment of the present invention.Be similar to the embodiment shown in Fig. 6 a – 6c, blade holder can as existing blade holder front and back pivotable.Herein, sliding component holding structure is depicted as along pivot axis 200 pivotable, makes sliding component can bend (Fig. 7 b) backward at shaving plane rear and towards the skin of user to pre-buckling (Fig. 7 c).In one embodiment, described first sliding component carrier and described second sliding component carrier form about 165 degree to about 195 degree, or when described razor is in resting position the angle of about 180 degree.In fact, sliding component is shelved in shaving plane or around it.When applying power to sliding component, described first sliding component carrier and described second sliding component carrier can to form from pivot axis the maximum deflection angle (being similar to situation as shown in figure 7b) of about 190 degree to about 270 degree or about 200 degree to about 225 degree.Razor also can to have from pivot axis the maximum deflection angle (being similar to situation as shown in figure 7 c) of about 135 degree to about 180 degree or about 150 degree to about 175 degree.One skilled in the art will appreciate that maximum deflection angle also may be defined as the position of another part contact of sliding component and blade holder.

In one embodiment, described first sliding component carrier and described second sliding component carrier offset with respect to each to remain in resting position.One skilled in the art will appreciate that the power applied during shaving by skin can be enough to cause one or two sliding component to bend backward in the position shown in Fig. 7 b.Bias force should be enough low, and sliding component is not controllably bent.Similarly, bias force should be not too high, makes user not need to apply excessive power, apply excessive force and can cause discomfort or hinder normal shaving stroke.In one embodiment, bias force is similar to the bias force of the shaving aid retaining member that VenusBreeze type razor uses.

Fig. 8 a – 8b is the side view of the razor according at least one embodiment of the present invention, wherein slippage holding structure be attached to described housing cartridge pivotly and as seesaw pivotable, make holding structure.In one embodiment, the first sliding component carrier and described second sliding component carrier can form the fixed angles of all 165 degree to about 195 degree or about 180 degree according to appointment.As illustrated in 8 a and 8b, the first sliding component carrier and the second sliding component carrier can together with pivotable, maintain described fixed angles simultaneously.

Fig. 9 a – 9c is the side view of the razor according at least one embodiment of the present invention, one wherein in carrier or both be made up of flexible material, make the remainder of carrier be in latched position such as lock onto in resting position time, holding structure can bend forward and backward.In this or other embodiment any of the present invention, allowing consumer to lock carrier, to avoid pivotable can be useful.If this embodiment expects, so can be and usefully comprise flexible material at holding structure, make sliding component still deflection during use, but carrier is remained on latched position.

Figure 10 a – 10b is the side view of the razor according at least one embodiment of the present invention.Blade holder shown in Figure 10 a is in the form that black and white line is drawn, and 10b illustrates with surface shaded.

Figure 11 is the front view of the razor according at least one embodiment of the present invention, and wherein carrier does not reel the periphery of described housing cartridge.In this embodiment, carrier is positioned at the rear or a part of as it of the part backward away from shaving plane of housing cartridge.Figure 12 a – 12c is the side view of the razor according at least one embodiment of the present invention, wherein sliding component (12b) and (12c) pivotable forward backward.

In one embodiment, one in sliding component holding structure 110 or holding structure can be mounted, make it to be removed (such as from blade carriage main body by consumer, when consumer wishes to add shaving aid support to the blade holder not comprising shaving aid retainer) or, alternatively, it can be permanently arranged in blade carriage main body or integrally moulded with blade carriage main body.In one embodiment, holding structure 110 joined to the shell of head unit by one or more fixture back surfaces on and be attached to blade holder removedly.By at fixture slid underneath shell, then make fixture bend, so that they are fastened to suitable position, sliding component carrier can engage with shell, as United States Patent (USP) 7, and 811, explained in 553.

In one embodiment, sliding component and carrier are integrally formed (mean that they are formed in same process, such as wherein will cast in together in single mould both them).They are not in the embodiment be integrally formed wherein, sliding component is attached to described sliding component by mechanical attachment part, such as wherein sliding component is molded or is otherwise engaged in around the retaining part of carrier, or they are by adhesive or heat bonded.The part being attached to sliding component of carrier can be similar to Venus series 2-in-1 1 razor and/or the part that the razor of series uses.In another embodiment, shaving aid and shaving aid retainer can be similar to U.S. Patent Publication 2006/225285A and 2006/080837A and/or United States Patent (USP) 7,811, disclosed in 553 those.

In certain embodiments, the hinge the first sliding component carrier being connected to pivot axis and/or the second sliding component carrier is formed by elastomeric material such as block copolymer.Elastomeric material is selected to provide soft flexibility usually, makes sliding component be easy to bend when the skin contact with user, simultaneously also for alar part provides good spring return function.Such as, elastomeric material can have the bending modulus of about 100 to 300psi.

iI. sliding component

a. not wear-resisting sliding component

In one embodiment, sliding component can be made up of the not high-abrasive material skidding when wetting.The example of suitable not high-abrasive material comprises metal, glass and duroplasts, maybe can comprise coating to strengthen sliding, such as teflon or ceramic coating.In one embodiment, not wear-resisting sliding component can not have the commercially available acquisition of another kind of great friction coefficient rigid plastic material by polyformaldehyde, PVC or when contacting skin in moistening or drying regime is made.

b. conventional shaving aid

When sliding component be dissolve during use or wear and tear to send the shaving aid of chemical lubricants, first shaving aid composition by obtaining (such as preparing) soap base, and the soap base such as extruded or the soap base of cast are formed.The composition responsive to processing that can comprise pyrithione source can be incorporated in soap base, to form shaving aid composition.But in some cases, pyrithione source can be passed through to be selected and formed, it can be added preparing any point during shaving aid composition or soap base.In general, if soap base is the soap base of cast, so this realizes in the following manner: by the soap base melting of cast; Add any composition responsive to processing; Then, by keeping substantially in the undegradable time period at the composition responsive to processing, such as, in about 1 hour, to be placed in mould and resulting composition cools by cooling compositions.When soap base is the soap base extruded, by grinding, mill and/or other hybrid technology by soap base with to the responsive composition mixing of processing, refinement extruding, to form shaving aid composition.In addition, the one-tenth by avoiding melting again responsive to processing assigns to realize the shaving aid composition of good quality.

One in shaving aid part or both formed by molded shaving aid composition as herein described, and in shaving aid part one optionally comprises difference or other composition.Such as, shaving aid front portion can comprise molded shaving aid composition, and rear portion replaces or can comprise skin except shaving aid part consoling and conditioning ingredients, such as emollient and NMF.

Shaving aid part is mounted, make they with will from normal non-deflected position elastic deflection to bending position during skin contact.This flexure enables razor easily for inaccessible or narrow region, such as, after armpit (oxter) or knee.When applied pressure is excessive during shaving for user, the flexure of shaving aid part also prevents shaving aid part premature abrasion and makes user uncomfortable.In one embodiment, the angle of flexure is at least about 10 degree, and such as, about 10 to 60 degree, are generally about 20 to 40 degree.Carry out measured angular A by drawing from pivot axis 200 to the line of the peak of sliding component when device is in resting position, and this line measured when sliding component is in resting position and sliding component are bent to the angle between this line during its design limit.

Polyoxyethylene can have about 100, the molecular weight of 000 to about 5,000,000.Shaving aid composition also can comprise siloxane polymer (such as, the siloxane polymer of about 0.25 % by weight to about 5 % by weight).Shaving aid composition also can comprise polyethylene, polybutene and mineral oil composition.Said composition can comprise about 0.25 % by weight to about 5 % by weight siloxane polymer, about 10 % by weight to about 60 % by weight soap, the ester of about 0.1 % by weight to about 8 % by weight, the polyoxyethylene of about 0.25 % by weight to about 10 % by weight and about 0.3 % by weight to about 10 % by weight polyethylene, polybutene and mineral oil composition.The soap base that soap base can be cast, the soap base extruded or their combination.

Optional wearing and tearing enhancing ingredients can increase the wearability (compared with lacking the shaving aid composition of enhancing ingredients of wearing and tearing) of shaving aid composition, makes shaving aid composition continue more substantial shaving and/or shaving aid composition is not dissolved or disintegration in presence of water rapidly.Many wearing and tearing enhancing ingredients are responsive to processing.Other desired constituents many such as NMF, aromatic etc. can be responsive to processing similarly.Provide and allow this type of composition responsive to processing to be incorporated into based on the method in the shaving aid composition of molded soap.

i. soap base

Shaving aid composition comprises soap base, such as, and the soap base of cast or the soap base extruded.The solvent of soap base can be through saponification or through neutralization to form the vegetable oil of base-material or tallow or to can be the soap base of cast of synthesis.Also the greasiness material comprising part (such as, being greater than about 25 percentage by weights) coconut acid or other aliphatic acid can be used.In certain embodiments, shaving aid composition comprises base-material, and this base-material comprises through saponification or the vegetable oil through neutralizing or tallow etc., or the combination of previous materials.The saponification of vegetable oil or tallow or neutralization cause the salt producing glycerine and aliphatic acid to form base-material.Shaving aid composition can comprise about 50 % by weight to about 100 % by weight through saponification or through neutralization base-material (such as, about 75 % by weight to about 100 % by weight through saponification or through neutralization base-material), this base-material can be opaque, translucent or transparent.The exemplary salt of producible aliphatic acid comprises the carboxylic acid sodium salt with about 22 carbon atoms at the most.

Soap base can be synthesis soap base.In certain embodiments, synthesis soap base comprises glycol (such as, dipropylene glycol, propane diols, tripropylene glycol and/or methyl propanediol glycol), glycerine, soap (such as, odium stearate and/or potassium stearate), C15-C25 alcohols (such as, docosanol, stearyl alcohol, cetanol and/or myristyl alcohol), steareth (such as, steareth 21, such as, such as -721), stearic acid, microwax are (such as, microwax SP16, SP19, SP16, SP18, SP-1674, SP16W, SP60W, SP89, Multiwax180M, X-145, W-445 and/or W-835), one or more surfactants (such as, TegobetaineF-50, the surfactant of race, the surfactant of race and sodium laureth sulfate (" SLES ") (such as, the active SLES of 25%).In certain embodiments, in soap base not included in glycerine.Glycerine be optionally included in a part or whole part following describe in more detail to processing responsive mutually in.

In certain embodiments, soap base can comprise the glycol of about 0.5% to about 30% (such as, the glycol of about 10% to about 25% or the glycol of about 12% to about 15%), the glycerine of about 10% to about 40% (such as, the glycerine of about 18% to about 34% or the glycerine of about 18% to about 24%), the soap of about 20% to about 40% (such as, the soap (such as stearate) of about 25% to about 40% or the soap of about 30% to about 35%), the stearic acid of about 0.1% to about 10% (such as, the stearic acid of about 2 to about 5%), the microwax of about 0.5% to about 10% (such as, the microwax of about 0.5% to about 5% or the microwax of about 1% to about 3%), the betaine of about 1% to about 15% (such as, the active betaine of about 2% to about 10% or about 4% to about 9% active betaine), and the active SLES of about 1 to about 20% (such as, the active SLES of the active SLES or about 10% to about 15% of about 1% to about 20%), all based on the weighing scale of the soap base of cast.A kind of soap base of exemplary cast comprised following before interpolation pyrithione source:

In certain embodiments, the combination of base-material and synthetic surfactant can be adopted.

ii. other composition in shaving aid composition

pyrithione source

Sliding component is that in an embodiment of shaving aid, shaving aid can comprise one or more pyrithione source wherein.As used herein, pyrithione source can be the pyrithione and pyrithione salt that can provide antimicrobial efficacy and/or other aesthetics and shaving benefit.Preferred pyrithione salt is those that formed by heavy metal such as zinc, tin, cadmium, magnesium, aluminium and zirconium.Must preferred zinc salt, the especially zinc salt (ZPT, also referred to as OMADINE, ZPT) of pyrithione.Other cation such as sodium also can be suitable.Pyrithione source can be selected from sodium pyrithione, ZPT, dithiopyridines thioketones magnesium, pyrithione acid, Bispyrithione, shitosan pyrithione and their combination.Preferably, it is sodium pyrithione or ZPT, and more preferably, it is ZPT (ZPT).ZPT can be commercially available from various supplier.Such as, the ZPTFPS purchased from ArchChemical can be used.It is the aqueous dispersion comprising 48% active ZPT.

Pyrithione source is that the personnel of cleaning applications know, and is described in such as following patent: United States Patent (USP) 2,809,971; United States Patent (USP) 3,236,733; United States Patent (USP) 3,753,196; United States Patent (USP) 3,761,418; United States Patent (USP) 4,345,080; United States Patent (USP) 4,323,683; United States Patent (USP) 4,379,753; With United States Patent (USP) 4,470,982.Be incorporated herein by reference in above-mentioned patent about the explanation in pyrithione source.The content of pyrithione source in shaving aid composition can in the scope of about 0.05 % by weight, 0.1 % by weight or 0.4 % by weight to about 0.5 % by weight, 1 % by weight, 2 % by weight or 5 % by weight.The example of this type of shaving aid is described in detail in U.S. Patent Publication 2012/0216408A.

zinc source

Shaving aid composition can about 0.01 % by weight to about 0.5 % by weight level comprise zinc source in addition.Suitable zinc source comprises and is described in United States Patent (USP) 4,161, and those in 526 are containing Zinc material, and it also can provide variable color to suppress beneficial effect.Particularly, described zinc source is selected from following zinc salt: organic carboxyl acid zinc salt, inorganic zinc salt, zinc hydroxide, zinc oxide and their combination.In one embodiment, described zinc source is zinc carbonate and/or zinc oxide.Also known zinc source such as zinc carbonate can strengthen the effect in pyrithione source.In one embodiment, shaving aid comprises 0.5% ZPT, 2% sodium carbonate and 0.1% zinc carbonate.

zPT

According to an exemplary embodiment, shaving aid also can comprise the multivalent metal salt of pyrithione or pyrithione, the zinc salt (being known as " ZPT " or " ZPT ") of such as pyrithione.

In one embodiment, the ZPT that soap base comprises is the dry powder ZPT (" sheet ZPT ") being in flaky particle form.According to exemplary embodiment, the sheet ZPT that soap base composition comprises can comprise the particle of the average grain diameter of median particle diameter and about 0.5 to about 10 micron or about 1 to about 5 micron or about 2 to about 4 microns or about 3 microns with such as about 0.5 micron to about 10 or about 1 to about 5 microns or about 3 microns.Sheet ZPT also can have the thickness of about 0.6 to about 15 micron or about 0.6 to about 1 micron or about 0.6 micron to about 0.8 micron or about 0.6 micron to about 0.7 micron, shown in the Fig. 1 of the U.S. Patents Serial numbers 13/036,889 submitted on February 28th, 2011 as people such as apply for agency people file number 12005, Smith.The sheet ZPT that shaving aid comprises also can have the span being less than about 5 or about 1.

Shaving aid can comprise the weighing scale by shaving aid, and about 0.01% to about 5% or about 0.1% to about 2% or the sheet ZPT of about 0.1% to about 1%.Sheet ZPT can be used as the dry powder being such as dispersed with soap composition and is included in shaving aid.Alternatively, the aqueous dispersion that sheet ZPT can be used as in such as soap base is included in shaving aid.

other antiseptic

Soap base also optionally comprises one or more the other antiseptics of the anti-microbial effect that can be used for strengthening shaving aid further.When it is present, antimicrobial shaving aid can comprise about 0.001% to about 2%, preferably about 0.01% to about 1.5%, more preferably about 0.1% to about 1%, by the weighing scale of antimicrobial shaving aid.The example of available antiseptic is carbanilide such as triclocarban (being also called Trichlorocarbanilide), triclosan, the halogenated diphenyl ether deriving from Ciba-Geigy with DP-300, hexachlorophene, 3,4,5-tribromosalicylanilide and 2-pyridinethiol-1-oxide, salicylic acid and other organic acid salt.Other suitable antiseptic is described in detail in US6,488, (is called anti-microbial active matter) in 943.

pH and pH adjusting agent

When sliding component comprises ZPT, the pH of soap base of the present invention can be more than or equal to 10.7, is preferably more than or equals 11,11.5,12,12.5,13 and 13.5 until be up to 14.When not comprising ZPT, sliding component can have wider pH scope, such as about 7 or higher.As used herein, the pH of the present composition uses the pH meter of any commercially available acquisition to measure at about 25 DEG C.When tested composition is solid form, be first dissolved in distilled water to form the aqueous solution that concentration is 10%.Then the pH of this aqueous solution is tested using the representative as soap base.

In one embodiment, soap base of the present invention comprises enough pH adjusting agents, to realize above-mentioned pH.The pH adjusting agent that can be used for the present composition comprises basifier.Suitable basifier comprises: such as ammonia solution, triethanolamine, diethanol amine, MEA, potassium hydroxide, NaOH, sodium hydrogen phosphate, soluble carbonate salt, ammonia solution, triethanolamine, diethanol amine, MEA, potassium hydroxide, NaOH, sodium hydrogen phosphate, soluble carbonate salt and their combination.

wearing and tearing reinforcing agent

Shaving aid composition comprises one or more wearing and tearing enhancing ingredients.Suitable wearing and tearing enhancing ingredients comprises odium stearate, polyoxyethylene, polyethylene, ester and siloxane polymer.These compositions many (such as, ester and polyoxyethylene) are normally responsive to processing.Wearing and tearing reinforcing material also can give other quality of shaving aid composition or feature, such as, such as, and the lubricity of increase.

polyoxyethylene

Suitable wearing and tearing enhancing ingredients is a polyoxyethylene, and it is the material responsive to processing.Polyoxyethylene is characterized by their nominal or average (number all) molecular weight usually.Number-average molecular weight is the number of summation divided by polymer of individual molecule weight.As is known in the art, polyoxyethylated sample generally includes the distribution of molecular weight, makes the single polymer molecule that sample will comprise above and below number-average molecular weight.

There is the polyoxyethylated of any nominal molecular weight and comprise the wear characteristic that can improve molded shaving aid composition.Polyoxyethylene can have and is such as not less than about 100, and 000 dalton (such as, is not less than about 500,000,1,000,000,2,000,000,3,000,000,4,000,000,5,000,000,6,000,000, or be not less than about 7,000,000 dalton) and/or be not more than about 8,000,000 dalton (such as, is not more than about 7,000,000,6,000,000,5,000,000,4,000,000,3,000,000,2,000,000, or be not more than about 1,000,000 dalton) roughly nominal molecular weight.Optionally, two or more polyoxyethylene with different nominal molecular weight can be adopted.Polyoxyethylated content can be based on the weighing scale of shaving aid composition and is such as no less than about 0.1% (such as, be no less than about 0.25%, be no less than about 0.5%, be no less than about 1%, be not less than about 2%, be no less than about 3%, be no less than about 4%, be no less than about 5%, be no less than about 6%, be no less than about 7%, be no less than about 8%, or be no less than about 9%) and/or be not more than about 10% (such as, be not more than about 9%, be not more than about 8%, be not more than about 7%, be not more than about 6%, be not more than about 5%, be not more than about 4%, be not more than about 3%, be not more than about 2%, be not more than about 1%, or be not more than about 0.5%).Exemplary polyoxyethylene comprises can purchased from UnionCarbideCorp's the polyoxyethylated member of race, and can purchased from MeiseiChemicalWorks, Kyoto, Japan polyoxyethylene.

siloxane polymer

Siloxane polymer also can be used as enhancing ingredients of wearing and tearing.Particularly, Dimethicone Crosspolymer can be used.Dimethicone Crosspolymer is for being cross-linked the polymer comprising siloxanes (such as, having the skeleton based on siloxanes) of (such as, being cross-linked).There is level and can be at least about active material in the solvent of 0.25% (such as of siloxane polymer (particularly Dimethicone Crosspolymer), at least about 0.5%, 1%, 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, or at least about 4.5%) and/or at the most about 5% (such as, at the most about 4.5%, 4%, 3.5%, 3%, 2.5%, 2%, 1.5%, 1%, or at the most about 0.5%).In certain embodiments, Dimethicone Crosspolymer exists with the level of about 0.25% to about 5%.Exemplary Dimethicone Crosspolymer comprises such as lauryl dimethicone/polyglycerine-3 cross-linked polymer (such as, lauryl dimethicone/polyglycerine-3 cross-linked polymer of 30%).The Dimethicone Crosspolymer of commercially available acquisition is known and is disclosed in US7811553 the 6th hurdle.

ester

Ester (such as, fat and other on-liquid ester) can be incorporated in shaving aid composition and to can be used as wearing and tearing reinforcing agent and/or skin soft agent.Particularly, semi-solid ester can be adopted, and their normally responsive to processing materials.Semi-solid ester can serve as emollient and/or NMF.Exemplary semi-solid ester comprises fat, such as, such as, and sher butter, cupu oil, candlenut oil, avocado fat, olive fat, mango butter and their mixture.Ester can level be incorporated in shaving aid composition as follows: be no less than about 0.5% (such as, be no less than about 1%, 2%, 3%, 4%, 5%, 6%, or be no less than about 7%) and/or be not more than about 8% (such as, be not more than about 7%, 6%, 5%, 4%, 3%, 2%, or be not more than about 1%).

polyethylene composition

Shaving aid composition can comprise one or more polyethylene compositions as wearing and tearing enhancing ingredients.In general, polyethylene can improve the wear characteristic of shaving aid composition, but is difficult to directly be incorporated in composition.On the contrary, polyethylene can be incorporated in a kind of composition, then said composition be incorporated in shaving aid composition.Such as, the composition comprising polyethylene, polybutene and mineral oil (such as, being sold by SensientTechnologies with trade name Covagloss) can be adopted.In certain embodiments, shaving aid composition will comprise and be no less than about 0.5% (such as, be no less than about 1%, 2%, 3%, 4%, 5%, 6%, or be no less than about 7%) and/or be not more than about 8% (such as, be not more than about 7%, 6%, 5%, 4%, 3%, 2%, or be not more than about 1%) polyethylene, polybutene and mineral oil composition.

nMF component and other optional member

Shaving aid composition also can comprise other skin caring ingredient and/or other additive.Base-material can be added into include but not limited to the skin caring ingredient strengthening composition: surfactant (such as, sodium isostearoyl lactylate, isostearic acid ammonium, DEA-myristinate, alkyl glycerol sulfonates, and laureth-16), such as vaseline is (such as skin-care agent, emollient, lubricant, wetting agent, NMF, and conditioner), blowing agent, natural on-off cycles of hair growth inhibitor, plant extracts, antioxidant, antimicrobial, antiinflammatory, astringent, counter-stimulus, hair remover, medicament, absorbent, aromatic, colouring agent (such as, dyestuff and pigment) and exfoliant is (such as, sponge gourd, marine alga, oatmeal, float stone, almond etc.).The exemplary embodiment of skin-care agent includes but not limited to: wetting agent is glycerine, sorbierite and propane diols such as, skin is pure and fresh and console agent such as menthol, aloe, allantoin and collagen, lubricant such as polyoxyethylene and siloxanes are (such as, dimethyl silicone polymer, dimethiconol, dimethicone copolyol, Stearyl dimethicone, cetyl dimethicone polyol, phenyl polydimethylpolysiloxane, Cyclomethicone etc.), sodium salt or sylvite are (such as, thiazolinyl lactate, chloride, sulfonate etc.), vitamin and B B-complex (comprising previtamin and derivative), cocounut oil acid esters, metal oxide, oil (such as cupu oil), dimethyl silicone polymer, allantoin, sucrose cocounut oil acid esters, oil base wool acid esters, thiocarbamide, tocopherol acetate, PPG-33, undeceth-3, honey, algae and barbados aloe.In certain embodiments, the content of skin caring ingredient can be and be not more than about 35% (such as, be not more than about 30%, 25%, 20%, 15%, 12%, 10%, 8%, 6%, 4% or be not more than about 2%).Adsorbent can be clay or composition, kaolin, timber powder, sodium chloride, cyclodextrin, chalk, talcum, silica, polytetrafluoroethylene (PTFE) etc. based on clay, and the amount of (such as, be not more than about 5% or be not more than about 3%) exists can be not more than about 9%.Addible clay comprises the combination etc. of bentonite, kaolin, aforementioned clay.

Exemplary colorants comprises dyestuff and pigment alone or in combination, and such as, titanium dioxide, manganese violet, zinc oxide, ultramarine (such as, ultramarine blue 4), orange 4, green 3 or approval are for other dyestuff in cosmetics or pigment.In certain embodiments, the addition of colouring agent can be by weight and is not more than about 6% (such as, be not more than about 4%, 2%, 1%, 0.1%, 0.01%, 0.001%, 0.0001%, or be not even greater than about 0.00001%) and/or be no less than about 0.000001% (such as, be no less than about 0.00001%, 0.0001%, 0.001%, 0.01%, 0.1% or be no less than about 1%).

Aromatic is for giving the flavoring agent of the smell that composition is expected and can covering the less desirable smell of other component of composition.Approval can be adopted for any aromatic in cosmetics.In certain embodiments, the addition of at least one fragrance ingredient can be and be up to about 4% (such as, be up to about 2%, be up to about 1.5% or be up to about 1%).

exemplary is following to comprising mutually of processing sensitivity:

the wear characteristic of shaving aid

In certain embodiments, shaving aid compositions table reveals good wear characteristic.Wear characteristic can be measured in many ways.Such as, shaving aid composition can be attached on razor and the number of shaving can be measured before some shaving performance characteristic starts to reduce.In other embodiments, set grinding condition (speed of such as, given surface composition and lapping device such as such as abrasive wheel) is stood and measures composition to wear and tear how much measure wearing and tearing in section in preset time by making shaving aid composition.

In certain embodiments, by a textured surface and the flowing maintaining water between this texturizing surfaces and shaving aid main body to measure wearability.It is capable that the method is described in United States Patent (USP) 7811553 the 12nd hurdle 33-56.The utilization of another wear testing has the blade holder of the shaving aid composition being molded to retainer and uses moistening wheel testing of equipment blade holder.The method is described in Hang – the 13rd hurdle the 13rd, United States Patent (USP) 7811553 the 12nd hurdle the 57th row.

iII. the method for molded shaving aid composition is prepared

multistep method

In one embodiment, shaving aid is molded and is formed by multistep method, such as U.S.7, general description in 811,553 the 8th Hang – the 11st hurdle the 6th, hurdle the 60th row.Briefly, two-stage process can comprise the first step of the soap base forming cast.

The soap base of cast can be tallow or soap base, synthesis soap base or these combination based on plant.In certain embodiments, the method forming soap base comprises the temperature being increased to by soap base component and being not less than about 80 DEG C (such as, being not less than about 85 DEG C, 90 DEG C, 95 DEG C, 100 DEG C or 105 DEG C).In certain embodiments, make soap base component stand these temperature, continue to be no less than about 1 hour time period of (such as, be no less than about 2,3,4,5,10, or be no less than about 20 hours).

In the second step, prepare second-phase, second-phase can comprise one or more compositions responsive to processing, such as some pyrithione source, ester, polyoxyethylene, aromatic, dyestuff and other optional member.By glycerine being warmed to the temperature of about 25 DEG C to about 50 DEG C (such as, to about 35 DEG C) and adding any one-tenth responsive to processing and assign to prepare second-phase.The temperature raised can contribute to mixing of these compositions, and can select based on the concrete composition mixed.Such as, fat melting at about 35 DEG C usually, can contribute to fat to be melt into this phase so the temperature of second-phase to be increased to about 35 DEG C.The selection of composition and the amount of selected composition change according to level desired in final shaving aid composition.In certain embodiments, inresponsive to processing composition itself can be included in second-phase.In certain embodiments, under the temperature of second-phase can maintain about 25 DEG C to about 50 DEG C (such as, about 35 °), until second-phase to be added into the time in soap base.In other embodiments, second-phase can be allowed before being incorporated in soap base to cool (such as, to room temperature).

As third step, shaving aid composition can be formed by the mixture of soap phase and second-phase, shown in Figure 5.The soap base 202 of the cast of sclerosis is heated to about 90 DEG C to about 100 DEG C (such as, to about 91 DEG C, about 92 DEG C, about 93 DEG C, about 94 DEG C, about 95 DEG C, about 96 DEG C, about 97 DEG C, about 98 DEG C, about 99 DEG C or about 100 DEG C) temperature and again melting to form the soap 204 of melting.By pump 206 soap 204 of melting is metered into and is equipped with in the filler feed containers 210 of being heated of stirring mechanism 212.Under filler feed containers 210 is configured to its content to maintain the temperature of about 95 DEG C.Second-phase 220 is formed by mutually being mixed in heated chamber 222 by the composition 224 responsive to processing.Then second-phase 220 to be metered in filler feed containers 210 by pump 228 and mutually to mix the shaving aid composition 230 to form melting with soap base 202.

Then to be metered into by the shaving aid composition 230 of melting by filling pump 232 in each mould 236 be formed in mold block 238, shaving aid composition cools to form molded shaving aid composition 240 wherein.Under the temperature of the shaving aid composition 230 of melting being maintained the temperature of about 95 DEG C, until shaving aid composition is placed in mould 236.

Because the shaving aid composition 230 of melting can comprise the composition 224 responsive to processing, so the remarkable degraded that the time period be kept to less than at elevated temperatures by the shaving aid composition 230 of melting will cause the responsive composition 230 of processing.Such as, in certain embodiments, the shaving aid composition 230 of melting to be placed in mould and before cooling, it is kept for no more at elevated temperatures about 120 minutes (comprise such as, be no more than about 110 minutes, be no more than about 100 minutes, be no more than about 90 minutes, be no more than about 75 minutes, be no more than about 60 minutes, be no more than about 50 minutes, be no more than about 40 minutes, be no more than about 30 minutes, be no more than about 20 minutes, be no more than about 10 minutes, be no more than about 5 minutes or even do not exceed about 2 minutes).In this way, can form molded shaving aid composition, wherein responsive to processing composition is not degraded substantially.

In certain embodiments, be placed in mould by shaving aid composition, existing shaving aid erecting device (such as alar part described below) is placed in this mould.In this way, shaving aid composition self can be embedded in shaving aid erecting device when hardening.

Once shaving aid composition has been cooled to abundant point (such as, enough hardening to be easy to the point be separated with mould to it), just shaving aid composition can be removed from mould.In certain embodiments, shaving aid composition is allowed to be cooled to roughly room temperature before removing from mould.In other embodiments, allow shaving aid composition to be cooled to before removing from mould to be not more than about 80 DEG C (such as, be not more than about 75 DEG C, 70 DEG C, 65 DEG C, 60 DEG C, 50 DEG C, 40 DEG C, be not more than about 30 DEG C, be not more than about 25 DEG C, be not more than about 20 DEG C, be not more than about 15 DEG C, be not more than about 10 DEG C, be not more than about 5 DEG C or be not more than about 0 DEG C) temperature.

one step batch methods

In certain embodiments, in a step batch methods, pyrithione source and any composition responsive to processing directly can be added in the soap base melt of cast.In one such embodiment, at the soap base melt of cast is maintained about 95 DEG C, and second-phase is added to form shaving aid composition in melt, and without the need to first cooling and the soap base melt melting again then will poured into a mould.Then shaving aid composition to be placed in one or more mould and to cool.In another this embodiment, the composition responsive to processing is directly mixed in the soap base melt of cast, and without the need to be first incorporated into processing responsive mutually in.Then the shaving aid composition of gained to be placed in one or more mould and to cool.In each case, composition placed in a mold and make its cooling before the time that the composition being enough to make some or all responsive to processing is significantly degraded in the past.Particularly, the composition responsive to processing be added into the soap base of melting and the shaving aid composition of melting be placed in mould and the time cooled between shaving aid composition in the past should be less than some of them or all to the amount of time that the composition processing sensitivity will be degraded under the shearing started at the temperature raised and mutual blend step usually.General general, this time will be less than about 90 minutes (such as, be less than about 80,70,60,50,40,30,20,10 or be less than about 5 minutes).

continuation method

In certain embodiments, molded shaving aid composition is prepared in a continuous process.First the composition being used for soap base is mixed and flows through the chamber that is heated the temperature of composition to be increased at least about 90 DEG C (such as, at least about 95 DEG C, 100 DEG C, 105 DEG C, 110 DEG C, 115 DEG C, or at least about 120 DEG C).The chamber be heated and pumping mechanism are configured to the sufficient time of staying of the soap base component allowing to be at the temperature of rising, to allow abundant melting and the mixing mutually of composition.

Next, melt is moved in the second chamber, the second chamber maintain be not more than about 100 DEG C (such as, be not more than about 90 DEG C, be not more than about 80 DEG C or be not more than about 70 DEG C) under.In alternative form, can by melt keep in the first chamber, and the temperature of the first chamber can be reduced to be not more than about 100 DEG C (such as, be not more than about 90 DEG C, be not more than about 80 DEG C or be not more than about 70 DEG C).While this temperature of maintenance, the composition responsive to processing is introduced and be mixed in soap base melt, to form shaving aid composition.Composition can be introduced separately into or can the above-mentioned form to processing responsive phase introduce.Then make shaving aid composition flow in mould, such as, by injection-molded, and make it cool to form molded shaving aid composition.

the soap extruded

The soap extruded can be adopted in certain embodiments.Usually by soap base component being mixed in reaction vessel form liquid soap base (such as, by saponification or neutralization reaction) and the glycerine removed from liquid soap base is formed soap base.Make liquid soap base move to dry chamber, in the chamber, remove at least some water (such as, passing through vacuum spray drying) to form substantially dry soap ball (such as, dry soap bar grain or soap chip).Then be incorporated into by dry soap ball to form the soap dry-blend extruded in mixer, this mixer has one or more blade, for by dry soap ball be introduced in composition process sensitivity is mixed together and/or is milled in this mixer.In certain embodiments, the soap dry-blend extruded can be (such as, can realize composition substantially uniformly the distributing in dry soap ball responsive to processing) of macroscopical homogeneous.Then such as by the soap dry-blend extruded being incorporated into the soap dry-blend refinement of extruding in one or more milling train to realize uniform quality substantially.Then extruder is used, optionally use heating (such as, be not more than 95 DEG C, 90 DEG C, 85 DEG C, 80 DEG C, 70 DEG C, 60 DEG C, 50 DEG C, 40 DEG C, 30 DEG C or be not more than 25 DEG C) and/or pressure the soap dry-blend extruded is extruded, to form the continuous strip of the soap extruded, this continuous strip can stand further procedure of processing (such as, cut and/or be embossed into the net shape of expectation).

In one embodiment, the present invention relates to a kind of method preparing goods, the method comprises the following steps: provide the carrier forming at least one sliding component holding structure, and at least one sliding component holding structure described forms receiving member; First sliding component is provided; Described first sliding component is attached on described receiving member.These steps can be performed to one or more sliding component, these steps can be performed to each sliding component simultaneously, or can order (that is, during difference) perform.

When by molded formation sliding component, such as by above-mentioned multistep method.When by extruding formation sliding component, the soap blend extruded can be made to pass through extrusion die, it be shaped to the profile with interlocking component (as dovetail) and then make it cool and be cut to suitable length (soap also can cutting in warm, but is more easily out of shape when processing).An alternative is extruded by soap as intermediate form (such as having the cylinder of rounding or " D " shape of cross section) is to form blank or ingot.Then can immediately ingot be cut to certain length when soap is still warm and is pressed into and there is the wing of interlocking component.The advantage increasing other pressing step is that it allows to increase than only extruding form that is more complicated and that more expect to soap.

Once molded or extrude (and optionally suppressing) shaping, sliding component just can be made to cool to help to process, slided afterwards or fasten in the sliding component receiving area that is formed in carrier.In another embodiment, the step being attached sliding component can be carried out when sliding component is still warm.In addition, sliding component profile can be designed, make sliding component more easily can slide in the vertical along receiving area (such as along reception track slip sliding component) or clamp vertically or fasten to coordinate to keep with the relative pressure of the retaining part by being applied to sliding component, or at the square upward sliding of shaving stroke.Various shape can be used, be maintained in retaining zone to make sliding component.

In another embodiment, provide the described step of described sliding component be included in the described step described sliding component being attached to described receiving member before described sliding component is cooled to the step of room temperature.In one embodiment, the step of described first sliding component is provided to comprise the following steps: to provide soap charging; Extrude described soap charging to form the soap extruded; The soap extruded described in cutting is to form the first sliding component; And cool described first sliding component.

A kind of method of assembling razor comprises the following steps: provide goods, described goods comprise: the carrier forming flat surfaces and at least one gap area, described carrier forms the rear contact surface on the front contact surface at the side place of described flat surfaces and the opposite side of described flat surfaces, and described carrier forms at least the first sliding component holding structure; First sliding component is attached to the described carrier of the contact surface forming contact skin, and wherein said skin contact surface is positioned on the side identical with described front contact surface of described carrier; Razor cartridge is provided; Razor handle is provided; Described goods are positioned between described razor cartridge and described razor handle; Through at least one gap area described in being formed in described carrier, described razor handle is attached to described razor cartridge.Described carrier must not be fastened to described razor cartridge or described shank.

Should be appreciated that each the greatest measure limit provided in whole description comprises each lower numerical limitation, just such a lower numerical limitation is write out clearly equally in this article.Each lower limit provided in this specification will comprise each higher limit, also have clear and definite expression as this higher limit herein.Each number range provided in this specification, by comprising each the narrower number range fallen in this broader numerical, also has clear and definite expression as this narrower number range herein.

Except as otherwise noted, all numbers, ratio and percentage in this description, embodiment and claims all by weight, and the conventional precision that all number ranges all use this area to provide.In addition, as used herein, when group is described to " comprising " a series of group member, this group also can " be made up of the group member of this same train " or " being made up of the group member of this same train " substantially.

Dimension disclosed herein and value should not be construed as and be strictly limited to quoted exact value.On the contrary, except as otherwise noted, each such dimension is intended to represent the function equivalent scope near described value and this value.Such as, disclosed dimension " 40mm " is intended to represent " about 40mm ".

Unless expressly excluded, or in other words limit to some extent, each document quoted herein comprises any cross reference or relevant patent or patent application, is all incorporated herein by reference in full accordingly.Quoting of any document is not all to recognize that it is the prior art of disclosed herein or claimed any invention or admit that it independently or propose, advise or disclose any this type of in the mode of any combination with other one or more bibliography any and invent.In addition, when any implication of term in the literature or definition and any implication of same term in the document be incorporated to way of reference or define is conflicted, should be as the criterion with the implication or definition of giving this term in the literature.

Although illustrate and describe the present invention with specific embodiment, it is obvious for those of skill in the art that, can make without departing from the spirit and scope of the present invention many other change and modification.Therefore, be intended to comprise all these belonging in the scope of the invention in claims change and modification.

Claims (14)

1. the goods used together with razor, comprising:

A. form the carrier of flat surfaces and at least one gap area, described carrier forms the rear contact surface on the front contact surface at the side place of described flat surfaces and the opposite side of described flat surfaces, and described carrier forms at least the first sliding component holding structure;

B. the first sliding component, described first sliding component is attached to described carrier, and described carrier forms the contact surface of sliding component contact skin, and wherein said sliding component skin contact surface is positioned on the side identical with described front contact surface of described carrier.

2. goods according to claim 1, also comprise the second sliding component, described second sliding component is attached to described carrier by the second sliding component retaining member holding structure, and described second sliding component retaining member holding structure is oriented to relative with described first sliding component holding structure.

3. goods according to claim 2, wherein said first sliding component and described second sliding component form described sliding component skin contact surface.

4. the goods according to claim 2 or its any dependent claims, wherein said first sliding component has the shape different from described second sliding component.

5. the goods according to claim 2 or its any dependent claims, wherein said first sliding component has the formation different from described second sliding component and forms.

6. the goods according to claim 2 or its any dependent claims, also comprise the horizontal longitudinal centre line forming upper carrier zones and lower carrier zones, wherein said upper carrier zones and described lower carrier zones symmetry.

7. the goods according to claim 2 or its any dependent claims, wherein said first sliding component holding structure and described second sliding component holding structure are formed by a structure.

8. the goods according to claim 2 or its any dependent claims, wherein said first sliding component and the second sliding component are around single pivot axis.

9. the goods according to claim 2 or its any dependent claims, wherein said first sliding component is around the first sliding component pivot axis, and described second sliding component is around the second sliding component pivot axis, wherein said first sliding component pivot axis and described second sliding component pivot axis are not identical.

10., according to goods in any one of the preceding claims wherein, wherein said first sliding component comprises polyoxyethylene groups glycol and soap base.

11. according to goods in any one of the preceding claims wherein, and wherein said first sliding component comprises not wear-resistant composition.

12. according to goods in any one of the preceding claims wherein, and wherein said carrier does not keep feature structure containing any side knife horse.

13. according to goods in any one of the preceding claims wherein, and wherein said carrier does not keep feature structure containing any shank.

14. 1 kinds of goods used together with razor, described goods are made up of following substantially:

A. form the carrier of flat surfaces and at least one gap area, described carrier forms the rear contact surface on the front contact surface at the side place of described flat surfaces and the opposite side of described flat surfaces, and described carrier forms at least the first sliding component holding structure;

B. the first sliding component of described carrier is attached to, described carrier forms the contact surface of sliding component contact skin, wherein said sliding component skin contact surface is positioned on the side identical with described front contact surface of described carrier, wherein said carrier does not keep feature structure containing any side knife horse, and wherein said carrier does not keep feature structure containing any shank.