CN202623174U - Double-color toothbrush molding mould - Google Patents

Double-color toothbrush molding mould Download PDF

Info

Publication number
CN202623174U
CN202623174U CN 201220303651 CN201220303651U CN202623174U CN 202623174 U CN202623174 U CN 202623174U CN 201220303651 CN201220303651 CN 201220303651 CN 201220303651 U CN201220303651 U CN 201220303651U CN 202623174 U CN202623174 U CN 202623174U
Authority
CN
China
Prior art keywords
brush
look
mold core
brush needle
plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN 201220303651
Other languages
Chinese (zh)
Inventor
侯晨
谷任松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YANGZHOU HENGSHENG PRECISION MOULD CO Ltd
Original Assignee
YANGZHOU HENGSHENG PRECISION MOULD CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by YANGZHOU HENGSHENG PRECISION MOULD CO Ltd filed Critical YANGZHOU HENGSHENG PRECISION MOULD CO Ltd
Priority to CN 201220303651 priority Critical patent/CN202623174U/en
Application granted granted Critical
Publication of CN202623174U publication Critical patent/CN202623174U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a double-color toothbrush molding mould, relating to the improvement a brush of a brush needle drawing structure of a double-color molding mould. The utility model provides a double-color toothbrush molding mould which can withdraw the needle at the presence of the temperature during the secondary mould combination, thereby bringing convenience for demolding of a finished product and can avoid damage of brush hairs. The mould comprises an upper template, a lower template and a mould core, wherein the mould core is provided with a first-color lower mould core, a first-color upper mould core, a second-color lower mould core and a second-color upper mould core; the mould further comprises a first-color molding member transposition device which comprises a rotating shaft, a central rotating platform and a brush needle device; an abdicating hole corresponding to an abdicating needle hole on the central rotating platform is arranged at the bottom surface of the first-color upper mould core; the brush needle device is enabled to be fixedly arranged between the bottom surface of a containing groove and the bottom surface of a groove when the brush needle device is located at the position where the first-color lower mould core locates and can slide with respect to a sliding pin limiting screw when the brush needle device is located at the position where the second-color lower mould core locates. The double-color toothbrush molding mould, disclosed by the utility model, has the advantages of simplifying a mould structure and reducing production cost.

Description

Two-color toothbrush forming die
Technical field
The utility model relates to plastic mould, relates in particular to the improvement of toothbrush dual-color forming mould being taken out the brush needle construction.
Background technology
Along with toothbrush product is constantly brought forth new ideas, developed, begin to emerge in large numbers the dual-color forming toothbrush.Two-color toothbrush needs the mould quadric injection mould to realize the injection mo(u)lding of two kinds of colors when producing.In this process; Toothbrush need be accomplished injection moulding at least under the effect of two molds, in the production because toothbrush mold exchange more receives artificial influence to cause the die location occurrence of errors easily; Cause the accuracy generation deviation of toothbrush injection mo(u)lding, influenced the quality of production and the aesthetics of toothbrush.
When minute mould, toothbrush is bonded on the patrix easily, and difficult drop-off influences production and processing efficient.In the prior art; The main patrix mechanical type ejecting structure that adopts comprises that patrix liftout plate form or bullet piece eject form etc., realizes two-color toothbrush is ejected patrix, and this dual mode need increase the thickness of slab or the pin etc. that resets; Make and the structure relative complex increased production cost.
And the bristle hole of toothbrush is at brush pin effect compacted under, when the demoulding of brush pin, often need increase one procedure, with separating of realization and toothbrush, has increased working time.
The disclosed CN101249711A of the 2008.3.28. of State Intellectual Property Office; Title: a kind of patented technology of automatic two-color toothbrush forming die; The injection mold of a kind of dichromatism continuous and automatic moulding is disclosed; Technological means is: adopt the center turntable between the dichromatism matching die, to rotatablely move, realize the moulding of continuous and automatic.But this case needs other ejecting mechanism to realize to the demoulding of bristle hole forming pin on the brush holder, just adopts external force to drive brush holder and separates with the brush pin with the second look die cavity.
In real work; Because the bristle hole is after moulding; " holding power tightly " to the brush pin forms big (pin is many, in the hole contact area big), the capable again demoulding after curing fully, the one, driving force that need be bigger could realize the demoulding, the withdraw of the needle; The 2nd, the brush holder head bristle hole of solidifying can be damaged when the demoulding.
The utility model content
The utility model provides a kind of when the secondary matched moulds to above problem, " band temperature " withdraw of the needle, and then be convenient to the finished product demoulding, and can avoid the two-color toothbrush forming die of bristle hole damage.
The technical scheme of the utility model is: said mould comprises cope match-plate pattern, lower bolster and core rod, and said core rod is provided with the first look lower mold core, the first look upper mold core, the second look lower mold core and the second look upper mold core; The said first look upper mold core and the second look upper mold core lateral shaft are entrenched on the bottom surface of said cope match-plate pattern symmetrically; The said first look lower mold core and the second look lower mold core lateral shaft are located on the said lower bolster symmetrically; The said first look lower mold core is provided with the first look brush holder forming tank, and the second look lower mold core is provided with the second look brush holder forming tank;
Also comprise the first look profiled member transposer, the said first look profiled member transposer comprises rotating shaft, center turntable and brush needle device;
Said rotating shaft connects said center turntable; The bottom surface of said center turntable is provided with the storage tank of ccontaining said brush needle device, and the bottom surface of said storage tank is provided with the brush pin hole that connects to said center turntable end face; Said brush needle device is connected in the said storage tank through the sliding pin stop screw;
The said storage tank that the said storage tank of the corresponding first look lower mold core, one side is provided with groove one, the corresponding second look lower mold core, one side on the end face of said lower bolster is provided with groove two; The degree of depth of groove two is greater than the degree of depth of groove one, and the difference of the said degree of depth is greater than the degree of depth in bristle hole on the said toothbrush;
Said brush needle device comprises brush needle plate assembly and brush needle plate return pin; Said center turntable is provided with the return pin hole, and the bottom of said brush needle plate return pin is fixedly connected said brush needle plate assembly, its head end towards said cope match-plate pattern;
Return pin hole on the turntable of corresponding said center, the said first look upper mold core bottom surface is provided with resigning hole;
Make said brush needle device when the said first look lower mold core position, be fixedly installed between said storage tank bottom surface and said groove one bottom surface, can slide with respect to said sliding pin stop screw when being positioned at the said second look lower mold core position.
Said center turntable is provided with inclined-plane one towards the side of the first look lower mold core and the second look lower mold core, and the side of the said first look lower mold core and second look lower mold core turntable towards said center is the inclined-plane two adaptive with said inclined-plane one.
Also comprise the turntable guide pad; Said lower bolster is provided with lower mold core and center turntable storage tank; Said turntable guide pad is located at the two sides, middle part of said lower mold core and center turntable storage tank, and the two sides of the medial surface of said turntable guide pad and said center turntable are adaptive through guiding surface.
Also comprise return pin meson, said return pin meson is set in said brush needle plate return pin, between said brush needle plate assembly and said storage tank bottom surface.
Also comprise brush pincushion plate, said brush pincushion plate is located on the bottom surface of said groove one and groove two.
Said brush needle plate assembly comprises brush needle plate, brush needle holder plate and some brush pins; The quantity of corresponding said some brush pins offers aperture on the said brush needle plate; Said some brush pins are located in the said hole correspondingly, and the end face of said brush needle holder plate contacts the bottom of said some brush pins and is fixedly connected on the bottom surface of said brush needle plate; The bottom surface of said brush needle plate offers stepped hole one; The bottom of said brush needle plate return pin is provided with step circle one; Said step circle one is located in the said stepped hole one; And the bottom surface of said step circle one contacts the end face of said brush needle holder plate, makes said brush needle plate return pin be fixedly connected between said brush needle plate and the said brush needle holder plate.
The bottom surface of said brush needle holder plate is provided with stepped hole two, and the head of screw of said sliding pin stop screw is located in the said stepped hole two.
The two-color toothbrush forming die one of the utility model is penetrated matched moulds with product moulding between core rod group one and counterdie center turntable earlier; Begin somatotype then; When somatotype finished, the board central rotating shaft ejected counterdie center turntable (the first look brush holder still is being connected with the brush pin when ejecting, and continues to stay on the handle head die cavity of center turntable) earlier; 180 degree rotations more then; Brush needle plate assembly is along with the spinning movement simultaneously of counterdie center turntable in this process, and the back rotating shaft that finishes is return, and the look brush holder of winning is fallen in the second look lower mold core.
Two penetrate matched moulds, when two penetrate matched moulds, have carried out taking out the action of brush pin; Be patrix on the bottom surface of the second look upper mold core owing to there is not resigning hole, when matched moulds, needle plate return pin is brushed on following top; Brush needle plate return pin drives the brush needle assemblies, the brush needle assemblies to the motion of counterdie direction, gets into groove two on the sliding pin stop screw, because groove two is darker than groove one; Make the end face of brush pin can leave the brush holder head, promptly break away from the bristle hole; During with respect to the first look moulding, groove one bottom surface height just makes brush pin top be on the setting height and (gets into handle head, meet the requirement of bristle hole depth), forms the effect of differential drawn needle.
Begin the toothbrush quadric injection mould moulding of penetrating moulding then to one.At this moment, because the second look brush holder only is the contact on surface with contacting of the second look forming cavity, can finished product be taken out through ejecting mechanism or manual work again; Two penetrate during the matched moulds, and one penetrates mould assembling action carries out simultaneously, and both go round and begin again.
When one penetrates matched moulds,, make brush needle plate return pin to stretch into because the first look upper mold core is provided with resigning hole; When two penetrate matched moulds, owing to do not have resigning hole on the second look upper mold core, cause brushing needle plate return pin and drive brush needle holder plate by force, the moving brush of brush needle holder strip needle plate, the brush needle plate will be brushed pin then by force and detach brush, accomplish and take out the action of brush pin.The side of counterdie center turntable is made as the inclined-plane, has improved the accuracy of return.The utility model has been simplified mould structure, has reduced production cost.
Description of drawings
Fig. 1 is the structural representation of the utility model counterdie,
Fig. 2 is the structural representation of the utility model patrix,
Fig. 3 is the cutaway view of A-A face among Fig. 1,
Fig. 4 is the cutaway view of B-B face among Fig. 1,
Fig. 5 is the cutaway view of C-C face among Fig. 1,
Fig. 6 is the cutaway view of D-D face among Fig. 1,
Fig. 7 is the cutaway view of E-E face among Fig. 1,
Fig. 8 is a M place partial enlarged drawing among Fig. 3,
Fig. 9 is a N place partial enlarged drawing among Fig. 4,
Figure 10 is a P place partial enlarged drawing among Fig. 5,
Figure 11 is the sketch map after main parts size is disassembled in the utility model;
Among the figure: the 1st, cope match-plate pattern, 11 is first look upper mold core, the 110th, resigning hole, 12 is second look upper mold core,
The 2nd, lower bolster, 21 is first look lower mold core, 22 is second look lower mold core, the 23rd, groove one, 24th, groove two,
The 3rd, the center turntable, the 301st, the inclined-plane, the 302nd, the brush pin hole, the 31st, the brush needle plate, the 32nd, brush needle holder plate, the 33rd, brush pincushion plate, the 34th, the brush pin, the 35th, the sliding pin stop screw, the 351st, sliding pin stop screw meson, the 36th, brush needle plate return pin, the 37th, return pin meson,
The 4th, the turntable guide pad, the 41st, guiding surface,
51 is first look brush holders, and 52 is second look brush holders, the 500th, and the bristle hole,
The 61st, shaft hole, the 62nd, dowel hole.
The specific embodiment
The utility model is shown in Fig. 1-11, and said mould comprises cope match-plate pattern 1, lower bolster 2 and core rod, and said core rod is provided with the first look lower mold core 21, the first look upper mold core 11, the second look lower mold core 22 and the second look upper mold core 12; Said first look upper mold core 11 and the second look upper mold core, 12 lateral shafts are entrenched on the bottom surface of said cope match-plate pattern 1 symmetrically; Said first look lower mold core 21 and the second look lower mold core, 22 lateral shafts are located on the said lower bolster 2 symmetrically; The said first look lower mold core 21 is provided with the first look brush holder, 51 forming tank, and the second look lower mold core 22 is provided with the second look brush holder, 52 forming tank;
Also comprise the first look profiled member transposer, the said first look profiled member transposer comprises rotating shaft, center turntable 3 and brush needle device; The second look lower mold core 22 and the first look lower mold core 21 are located at respectively in the lower mold core groove on lower bolster 2; Be situated between and also be provided with groove; Said center turntable 3 is located in the groove; Between lower mold core groove and groove, also be provided with step, make the second look lower mold core 22 and the first look lower mold core 21 accurately to locate.
Said rotating shaft connects said center turntable 3, on lower bolster 2 and center turntable 3, is provided with shaft hole 61, and said rotating shaft is located in the shaft hole 61; On center turntable 3 and cope match-plate pattern 1, also be provided with dowel hole 62, realize action accurate positionings such as both matched moulds; The bottom surface of said center turntable 3 is provided with the storage tank of ccontaining said brush needle device, and the bottom surface of said storage tank is provided with the brush pin hole 302 that connects to said center turntable end face; Said brush needle device is connected in the said storage tank through sliding pin stop screw 35;
The said storage tank that the said storage tank of the corresponding first look lower mold core, 21 1 sides is provided with groove 1, the corresponding second look lower mold core, 22 1 sides on the end face of said lower bolster 2 is provided with groove 2 24; The degree of depth of groove 2 24 is greater than the degree of depth of groove 1; Poor (being the degree of depth of H among Fig. 8) of the said degree of depth be greater than the degree of depth in bristle hole 500 on the said toothbrush, makes that brush pin 34 can the demoulding;
Said brush needle device comprises brush needle plate assembly and brush needle plate return pin 36; Said center turntable 3 is provided with the return pin hole, and the bottom of said brush needle plate return pin 36 is fixedly connected said brush needle plate assembly, its head end towards said cope match-plate pattern 1;
Return pin hole on corresponding said center, the said first look upper mold core 11 bottom surfaces turntable 3 is provided with resigning hole 110;
Make said brush needle device when the said first look lower mold core 21 positions, be fixedly installed between said storage tank bottom surface and said groove one 23 bottom surfaces, can slide with respect to said sliding pin stop screw 35 when being positioned at the said second look lower mold core 22 positions.
Said center turntable 3 is provided with inclined-plane one towards the side of the first look lower mold core 21 and the second look lower mold core 22; The side of the said first look lower mold core 21 and the second look lower mold core 22 turntable 3 towards said center is the inclined-plane two adaptive with said inclined-plane one, and said center turntable 3, the first look lower mold core 21 and the second look lower mold core 22 are through inclined-plane 301 cooperation that is connected.
Also comprise turntable guide pad 4; Said lower bolster 2 is provided with lower mold core and center turntable storage tank; Said turntable guide pad 4 is located at the two sides, middle part of said lower mold core and center turntable storage tank, and the two sides of the medial surface of said turntable guide pad 4 and said center turntable 3 are adaptive through guiding surface 41.
Also comprise return pin meson 37, said return pin meson 37 is set in said brush needle plate return pin 36, between said brush needle plate assembly and said storage tank bottom surface.
Also comprise brush pincushion plate 33, said brush pincushion plate 33 is located on the bottom surface of said groove 1 and groove 2 24.
Said brush needle plate assembly comprises brush needle plate 31, brush needle holder plate 32 and some brush pins 34; The quantity of corresponding said some brush pins 34 offers aperture on the said brush needle plate 31; Said some brush pins 34 are located in the said hole correspondingly, and the end face of said brush needle holder plate 32 contacts the bottom of said some brush pins 34 and is fixedly connected on the bottom surface of said brush needle plate 31; The bottom surface of said brush needle plate 31 offers stepped hole one; The bottom of said brush needle plate return pin 36 is provided with step circle one; Said step circle one is located in the said stepped hole one; And the bottom surface of said step circle one contacts the end face of said brush needle holder plate 32, makes said brush needle plate return pin 36 be fixedly connected between said brush needle plate 31 and the said brush needle holder plate 32.
Like Fig. 4,6, shown in 9, the bottom surface of said brush needle holder plate 32 is provided with stepped hole two, and the head of screw of said sliding pin stop screw 35 is located in the said stepped hole two.The head of said sliding pin stop screw 35 is fixedly connected center turntable 3 through helicitic texture, comprises that also sliding pin stop screw meson 351 is set on the sliding pin stop screw 35, between said brush needle plate assembly and said storage tank bottom surface.When two penetrate matched moulds, following top brush needle plate return pin 36, brush needle plate return pin 36 drives the brush needle assemblies, the brush needle assemblies moves to the counterdie direction on sliding pin stop screw 35.

Claims (7)

1. two-color toothbrush forming die, said mould comprises cope match-plate pattern, lower bolster and core rod, said core rod is provided with the first look lower mold core, the first look upper mold core, the second look lower mold core and the second look upper mold core; The said first look upper mold core and the second look upper mold core lateral shaft are entrenched on the bottom surface of said cope match-plate pattern symmetrically; The said first look lower mold core and the second look lower mold core lateral shaft are located on the said lower bolster symmetrically; The said first look lower mold core is provided with the first look brush holder forming tank, and the second look lower mold core is provided with the second look brush holder forming tank;
It is characterized in that, also comprise the first look profiled member transposer, the said first look profiled member transposer comprises rotating shaft, center turntable and brush needle device;
Said rotating shaft connects said center turntable; The bottom surface of said center turntable is provided with the storage tank of ccontaining said brush needle device, and the bottom surface of said storage tank is provided with the brush pin hole that connects to said center turntable end face; Said brush needle device is connected in the said storage tank through the sliding pin stop screw;
The said storage tank that the said storage tank of the corresponding first look lower mold core, one side is provided with groove one, the corresponding second look lower mold core, one side on the end face of said lower bolster is provided with groove two; The degree of depth of groove two is greater than the degree of depth of groove one, and the difference of the said degree of depth is greater than the degree of depth in bristle hole on the said toothbrush;
Said brush needle device comprises brush needle plate assembly and brush needle plate return pin; Said center turntable is provided with the return pin hole, and the bottom of said brush needle plate return pin is fixedly connected said brush needle plate assembly, its head end towards said cope match-plate pattern;
Return pin hole on the turntable of corresponding said center, the said first look upper mold core bottom surface is provided with resigning hole;
Make said brush needle device when the said first look lower mold core position, be fixedly installed between said storage tank bottom surface and said groove one bottom surface, can slide with respect to said sliding pin stop screw when being positioned at the said second look lower mold core position.
2. two-color toothbrush forming die according to claim 1; It is characterized in that; Said center turntable is provided with inclined-plane one towards the side of the first look lower mold core and the second look lower mold core, and the side of the said first look lower mold core and second look lower mold core turntable towards said center is the inclined-plane two adaptive with said inclined-plane one.
3. two-color toothbrush forming die according to claim 1; It is characterized in that; Also comprise the turntable guide pad; Said lower bolster is provided with lower mold core and center turntable storage tank, and said turntable guide pad is located at the two sides, middle part of said lower mold core and center turntable storage tank, and the two sides of the medial surface of said turntable guide pad and said center turntable are adaptive through guiding surface.
4. two-color toothbrush forming die according to claim 1 is characterized in that, also comprises return pin meson, and said return pin meson is set in said brush needle plate return pin, between said brush needle plate assembly and said storage tank bottom surface.
5. two-color toothbrush forming die according to claim 1 is characterized in that, also comprises brush pincushion plate, and said brush pincushion plate is located on the bottom surface of said groove one and groove two.
6. two-color toothbrush forming die according to claim 1; It is characterized in that; Said brush needle plate assembly comprises brush needle plate, brush needle holder plate and some brush pins; The quantity of corresponding said some brush pins offers aperture on the said brush needle plate, and said some brush pins are located in the said hole correspondingly, and the end face of said brush needle holder plate contacts the bottom of said some brush pins and is fixedly connected on the bottom surface of said brush needle plate; The bottom surface of said brush needle plate offers stepped hole one; The bottom of said brush needle plate return pin is provided with step circle one; Said step circle one is located in the said stepped hole one; And the bottom surface of said step circle one contacts the end face of said brush needle holder plate, makes said brush needle plate return pin be fixedly connected between said brush needle plate and the said brush needle holder plate.
7. two-color toothbrush forming die according to claim 6 is characterized in that, the bottom surface of said brush needle holder plate is provided with stepped hole two, and the head of screw of said sliding pin stop screw is located in the said stepped hole two.
CN 201220303651 2012-06-26 2012-06-26 Double-color toothbrush molding mould Withdrawn - After Issue CN202623174U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220303651 CN202623174U (en) 2012-06-26 2012-06-26 Double-color toothbrush molding mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220303651 CN202623174U (en) 2012-06-26 2012-06-26 Double-color toothbrush molding mould

Publications (1)

Publication Number Publication Date
CN202623174U true CN202623174U (en) 2012-12-26

Family

ID=47376413

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220303651 Withdrawn - After Issue CN202623174U (en) 2012-06-26 2012-06-26 Double-color toothbrush molding mould

Country Status (1)

Country Link
CN (1) CN202623174U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102717486A (en) * 2012-06-26 2012-10-10 扬州恒生精密模具有限公司 Mould for forming double-color toothbrush

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102717486A (en) * 2012-06-26 2012-10-10 扬州恒生精密模具有限公司 Mould for forming double-color toothbrush
CN102717486B (en) * 2012-06-26 2014-04-23 扬州恒生精密模具有限公司 Mould for forming double-color toothbrush

Similar Documents

Publication Publication Date Title
CN103737857A (en) Composite core pulling type precision mold
CN102717486B (en) Mould for forming double-color toothbrush
CN202011115U (en) Composite double-turntable injection machine
CN202623174U (en) Double-color toothbrush molding mould
CN202607987U (en) Oblique guide pillar slide-block secondary demolding mechanism of injection mold
CN108000818A (en) Double-colored moulding/demoulding liftout attachment and its release method
CN204955305U (en) Modularization bottle lid mould
CN210336725U (en) Improved injection mold
CN201244886Y (en) Inner core pulling moulding core mould
CN207448964U (en) A kind of baroceptor shell injection mold
CN202727260U (en) Injection mold for manufacturing helical fan
CN201872301U (en) Bilayer injection mould opening/closing device for plastic storage-battery cover
CN211440942U (en) Quick demoulding structure for forming die for producing preservation box cover
CN211363328U (en) Injection mold structure
CN207983909U (en) A kind of overlength core pulling plastic mould
CN212795716U (en) Oblique ejection die
CN107234774A (en) A kind of core rotation type double-color mold injection-moulding device and method
CN211640783U (en) Precise injection mold
CN203527782U (en) Once injection molding mould for multi-surface irregular workpiece
CN211137957U (en) Injection mold with guide rail positioning function
CN203567041U (en) Forming mechanism of injection mold for automobile washing cover plate
CN202702519U (en) Injection molding mold used for producing box cover of electrical appliance
CN210758981U (en) Injection mold with lateral core pulling function
CN211031091U (en) Injection mold capable of automatically demolding concave parts of automobile
CN207172634U (en) A kind of overlapping sliding block injection mold

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
EE01 Entry into force of recordation of patent licensing contract

Assignee: Yangzhou Star Toothbrush Co., Ltd.

Assignor: Yangzhou Hengsheng Precision Mould Co., Ltd.

Contract record no.: 2013320000412

Denomination of utility model: Automatic two-color toothbrush forming die

Granted publication date: 20121226

License type: Exclusive License

Record date: 20130507

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20121226

Effective date of abandoning: 20140423

RGAV Abandon patent right to avoid regrant