CN102008159B - Opening zipper bottom stop and opening zipper using same - Google Patents

Opening zipper bottom stop and opening zipper using same Download PDF

Info

Publication number
CN102008159B
CN102008159B CN2009101124814A CN200910112481A CN102008159B CN 102008159 B CN102008159 B CN 102008159B CN 2009101124814 A CN2009101124814 A CN 2009101124814A CN 200910112481 A CN200910112481 A CN 200910112481A CN 102008159 B CN102008159 B CN 102008159B
Authority
CN
China
Prior art keywords
chain belt
latch
open end
strengthening wing
socket
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.)
Expired - Fee Related
Application number
CN2009101124814A
Other languages
Chinese (zh)
Other versions
CN102008159A (en
Inventor
王兴炯
王喆
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.)
Fujian Xunxing Zipper Polytron Technologies Inc
Original Assignee
Fujian SBS Zipper Science and Technology 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 Fujian SBS Zipper Science and Technology Co Ltd filed Critical Fujian SBS Zipper Science and Technology Co Ltd
Priority to CN2009101124814A priority Critical patent/CN102008159B/en
Publication of CN102008159A publication Critical patent/CN102008159A/en
Application granted granted Critical
Publication of CN102008159B publication Critical patent/CN102008159B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The invention relates to an opening zipper bottom stop and an opening zipper using the same. The opening zipper bottom stop comprises a plug seat and a bolt, wherein the plug seat is arranged at the bottom end of a chain belt, the bolt is arranged at the bottom end of the other chain belt corresponding to the plug seat, the plug seat comprises a seat body, a pin hole and a notch are arranged on the seat body corresponding to the bolt, the side edge of the bolt is provided with a reinforced wing which is fixedly connected to the other chain belt, the reinforced wing is arranged corresponding to the notch of the plug seat, and when the opening zipper is closed, the reinforced wing is accommodated in the notch. The opening zipper bottom zipper occupies less space and has higher using strength.

Description

The open end zipper that open end zipper ends and uses this time to end down
Technical field
The present invention relates to end under a kind of slide fastener and this time of use slide fastener only, particularly a kind of open end zipper ends down and this time of use open end zipper only.
Background technology
The following of existing open end zipper only generally is made up of socket and latch, through this socket and latch separately, the closed folding that realizes two monolateral chain belts.The Chinese utility model patent of announcing on July 14th, 2004 promptly discloses a kind of bottom stop resistor of separable slide fastener for No. 03256489.9, and it comprises a retaining and a lower claw.This time retaining for the one ejection formation in the chain belt bottom, this time keeps off by a block seat and extends laterally out a reinforcing chip and a reinforcing block on film.This block seat front end is provided with a tenon, and this tenon top inner edge is provided with a groove, and is provided with a pawl groove at side, and this block seat also is provided with a fluting at inner side edge simultaneously, and the top of this fluting is provided with a stops, and this fluting and this pawl groove intercommunication and this two bottom land are provided with a block.And this lower claw is shaped in the bottom of another chain belt, and this lower claw extends laterally out a calvus and a rest shoe on film by a bird pawl.This bird pawl can be embedded into this pawl groove and receive this block block, and this bird pawl top is provided with a trip and can matches with the groove on this tenon, and the hook part of the protrusion on trip top can be colluded into fixing in the sprocket.
Yet, for the flatwise tensile strength and the service life of improving this bottom stop resistor, preventing that it in use is worn, tears, this block seat laterally disposed has this reinforcing chip and this reinforcing block, and this bird pawl laterally disposed has this calvus and this rest shoe.But this reinforcing chip, reinforcing block, calvus, rest shoe extend laterally out this block seat and this bird pawl respectively, and it is bigger to take up space, and expend on the one hand raw material, moulding is complicated, influence attractive in appearance on the other hand and can not be used for ending down less occasion.
Summary of the invention
In view of this, be necessary to provide a kind of open end zipper that open end zipper ends down and this time of use ends less and that working strength is higher that takes up space.
A kind of open end zipper ends down, comprises socket and latch, and this socket is arranged on the bottom of a chain belt; This latch is to should socket being arranged on the bottom of another chain belt, and this socket comprises pedestal, on this pedestal to being provided with pin-and-hole and fluting by latch; The side of this latch is provided with strengthening wing, and this strengthening wing is fastened on this another chain belt, and this strengthening wing is to fluting setting that should socket; When closed, this strengthening wing is housed in this fluting.
A kind of open end zipper comprises that pull head, chain belt only reach down, and this time only comprises socket and latch; This socket is arranged on the bottom of a chain belt, and this latch is to should socket being arranged on the bottom of another chain belt, and this socket comprises pedestal; To being provided with pin-and-hole and fluting by latch, the side of this latch is provided with strengthening wing on this pedestal, and this strengthening wing is fastened on this another chain belt; This strengthening wing is to fluting setting that should socket; When closed, this strengthening wing is housed in this fluting, this pull head to should strengthening wing and this another chain belt be provided with the passageway.
Compared with prior art, this open end zipper ends down through at the side of its latch fluting that should socket being provided with this strengthening wing, under the less prerequisite that takes up space, has improved this time flatwise tensile strength only; In use, the strengthening wing of this latch replaces the fluting of this chain belt and this socket to produce friction, has prevented the wear and rupture of this chain belt effectively, has improved working strength and life-span that this time ends.And through the setting of this strengthening wing size, this strengthening wing is housed in this fluting when making closure, does not increase the overall volume of ending under this open end zipper, has the less advantage that takes up space.This open end zipper ends down through adopting this open end zipper, has improved it under the condition that under not increasing, only takes up space and has ended the flatwise tensile strength and the service life at place down.
Description of drawings
Fig. 1 is the perspective exploded view of open end zipper first embodiment of the present invention.
Fig. 2 is that open end zipper shown in Figure 1 saves behind the pull head perspective exploded view along another angle.
Fig. 3 is the solid assembling sketch map of open end zipper shown in Figure 2.
Fig. 4 is the partial sectional view after the open end zipper assembling shown in Figure 2.
Fig. 5 is the cutaway view along C-C line among Fig. 4.
Fig. 6 is the sketch map of open end zipper second embodiment of the present invention.
Fig. 7 is the sketch map of open end zipper the 3rd embodiment of the present invention.
The explanation of Reference numeral:
100,100a, 100b open end zipper 142,142a strengthening wing
10,10a ends 143 grooves down
12 sockets, 145 inclined-planes
121 pin handles, 20 pull heads
The deck of boat on 1212 trips 21
122,23 times decks of boat of 122a pin-and-hole
123 pedestals, 25 passageways
124 flutings, 30 chain belts
Adhesive tape is strengthened in 125 stop sections 31,41
127 stops 40,40a chain belt
129 barricades, 42,44 breach
14 latches, 50 chain teeth
The specific embodiment
Fig. 1 is the perspective exploded view of open end zipper 100 first embodiment of the present invention.This open end zipper 100 comprises under the open end zipper and to end 10, one pull head 20, a chain belt 30 and a chain belt 40.On this chain belt 30 and the chain belt 40 respectively correspondence be provided with nylon chain tooth 50.This time ends 10 and comprises a socket 12 and a latch 14.This socket 12 is injected and molded in the both sides up and down of these chain belt 30 bottoms, and 14 pairs of this latches should socket 12 be injected and molded in the both sides up and down of these chain belt 40 bottoms.When making this open end zipper 100, need will to end down earlier 10 socket 12 and latch 14 injection mo(u)ldings on a slide fastener long-chain (figure does not show), again with this slide fastener long-chain along only 10 places cut-out of this time, thereby form this open end zipper 100.
Please referring to figs. 1 through Fig. 4, this socket 12 comprises a pin handle 121 and a pedestal 123.The upper end of this pin handle 121 is provided with a trip 1212, and the lower end of this pin handle 121 is connected with this pedestal 123.123 pairs of this pedestals should be provided with a pin-and-hole 122 and a fluting 124 by latch 14, and this pin-and-hole 122 runs through the pedestal 123 of this socket 12, and this fluting 124 is arranged on the sidewall of these pedestal 123 relative these latches 14 and with this pin-and-hole 122 and is communicated with.Setting through this pin-and-hole 122 and this fluting 124; This pedestal 123 forms a stop section 125 respectively in the both sides of this fluting 124; This two stop section 125 is respectively applied for the latch 14 (as shown in Figure 5) that block is molded over these chain belt both sides about in the of 40, prevents that it laterally breaks away from this pedestal 123.The bottom of this fluting 124 is provided with a stops 127 to bottom that should latch 14, and this stops 127 connects these two stop sections 125.
These latch 14 integrated injection moldings are in the both sides up and down of this chain belt 40; The bottom of this latch 14 is provided with a strengthening wing 142 towards a side of this chain belt 40; This strengthening wing 142 and these latch 10 integrated injection moldings, simultaneously, this strengthening wing 142 is connected a side of this chain belt 40 through injection mo(u)lding.142 pairs of this strengthening wings should socket 12 fluting 124 be provided with, the thickness of this strengthening wing 142 is less than the height (as shown in Figure 5) of this latch 14 in these chain belt 40 1 sides.The upper end of this latch 14 is provided with a groove 143, and this groove 143 can be accommodated the trip 1212 on fixing this pin handle 121.The bottom of this latch 14 is provided with an inclined-plane 145 to a side that should socket 12, and this inclined-plane 145 can guide this latch 14 to be inserted into easily in the pin-and-hole 122 of this socket 12.The bottom of this chain belt 40 is provided with a breach 42 to the size of stops 127 that should pedestal 123, and the bottom of this latch 14 is stretched out this chain belt 40 and is housed in this breach 42 (as shown in Figure 4), and the bottom surface of this strengthening wing 142 is concordant with this breach 42.When this time ended 10 merging, the breach 42 of this chain belt 40 can be accommodated the stops 127 (as shown in Figure 4) of this socket 12.This chain belt 30 is provided with a breach 44 near these pedestal 123 places.Setting through this breach 42 and this breach 44; Make when this time ends 10 merging; The bottom of this pedestal 123 is concordant with the bottom of this chain belt 30 and this chain belt 40, thereby is convenient to add man-hour with the bottom cut-out formation slide fastener whole chain of this open end zipper 100 from this pedestal 123 of slide fastener long-chain upper edge.
Please with reference to Fig. 1, this pull head 20 is provided with on one the deck of boat 21 and the deck of boat 23 once, and 23 of deck of boat 21 and this time decks of boat form a passageway 25 on this, and 25 pairs in this passageway should be provided with this strengthening wing 142 by chain belt 40.
Please, when closing chain, hold this chain belt 40 in hand, drive this latch 14 and pass in the pin-and-hole 122 that this pull head 20 is inserted into this socket 12 referring to figs. 1 through Fig. 6.Wherein, the strengthening wing 142 of this latch 14 and coupled chain belt 40 pass passageway 25 and this fluting 124 of this pull head 20, stop motion when the stops 127 of this strengthening wing 142 and this socket 12 connects successively.Then, upwards spur this pull head 20, the chain tooth 50 on this chain belt 30 and the chain belt 40 is meshing with each other, accomplish the closure (like Fig. 3 and shown in Figure 5) of this open end zipper 100.At this moment, the pin-and-hole 122 of this socket 12 is accommodated this latch 14, and this fluting 124 is accommodated this strengthening wing 142, and this trip 1212 is housed in this groove 143.
Please with reference to Fig. 2, Fig. 3 and Fig. 4; The width of this fluting 124 is greater than the width of this strengthening wing 142, and the height of this fluting 124 is greater than the height of this strengthening wing 142, therefore; When this time ended 10 closures, this strengthening wing 142 can be housed in this fluting 124 (as shown in Figure 3) fully.Thereby do not increase this time on the whole and end 10 occupied volumes, compare prior art and have the less advantage of volume.In appearance, this strengthening wing 142 is covered by this fluting 124, cannot see this strengthening wing 142, has improved the presentation quality of product.
Can know by above narration; The following of this open end zipper 100 ends 10 through set up this strengthening wing 142 at the side of this latch 14; And this strengthening wing 142 is combined with this chain belt 40 through injection mo(u)lding; Increased the bonded area of this latch 14, under integral body takes up space less prerequisite, improved this time and ended 10 flatwise tensile strength with this chain belt 40.When closing chain, the strengthening wing of this latch 14 142 replaces this chain belt 40 and this pull head 20 and this socket 12 to produce friction, has prevented the wear and rupture of this chain belt 40 effectively, has improved this time life-span of 10 only.The breach 42 of parallel this chain belt 40 in the bottom surface of this strengthening wing 142 makes this chain belt 40 can not receive this stops 127 and replaces, and prevents that this chain belt 40 from producing wear and rupture, has improved this time service life of 10 only.Setting through these strengthening wing 142 sizes; This strengthening wing 142 is housed in this fluting 124 when making closure; Make this strengthening wing 142 on the one hand promoted effectively this time only 10 flatwise tensile strength and chain belt 40 anti-tear, antifriction performance; This strengthening wing 142 does not increase only 10 overall volume of this time on the other hand, has the less advantage of footprint area.
In addition, this two breach the 42, the 44th ended before 10 through on this chain belt 40 and this chain belt 30, carrying out stamping-out moulding in this time of injection mo(u)lding.When prior art is ended in this time of injection mo(u)lding,, can not accurately locate, tend to weighed wounded by the sidewall of this time mould only because of flexible skew owing to having certain elasticity with the chain belt that only is connected down.And if with latch junction that this time ends be that the chain belt of indentation, there is weighed wounded the generation unfilled corner, this chain belt is easy to torn along indentation, there when then using.And the present invention is provided with this strengthening wing 142 through the junction at this latch 14 and this chain belt 40; Be equivalent to that breach 42 places to this chain belt 40 step down in mould; Even there is deviation these chain belt 40 location during matched moulds; Breach 42 places of this chain belt 40 can not weighed wounded by mould side wall yet, thus the technical problem that this chain belt 40 is torn along these breach 42 places when having avoided using.
Understandable; This latch 14 and this strengthening wing 142 are one-body molded on this chain belt 40; 142 pairs of this strengthening wings should be slotted and 124 are provided with, make this time only during 10 closures this strengthening wing 142 be housed in this pin-and-hole 122 and slot in 124, from cannot see this strengthening wing 142 in appearance.Can take up space more for a long time, the size that can suitably increase this strengthening wing 142 makes its fluting that stretches out this socket 12 slightly 124, ends 10 flatwise tensile strength so that further promote this time.This time ends the side that 10 strengthening wing 142 only is arranged on this chain belt 40, makes that this strengthening wing 142 is less with the integral thickness of this chain belt 40, is convenient to pass the passageway 25 of this pull head 20 and the fluting 124 of this socket 12.Under the situation of conditions permit, also can this strengthening wing 142 be taken shape in the both sides of this chain belt 40.Inclined-plane 145 on this latch 14 makes this latch 14 can more easily be inserted in this pin-and-hole 122, also this inclined-plane 145 can be set in the practice.The bottom surface of this strengthening wing 142 and this breach 42 are parallel, and this chain belt 40 makes this chain belt 40 produce fracture with replacing of this stops 127 when closing chain to avoid; Also can make the bottom surface of this strengthening wing 142 protrude the breach 42 on this chain belt 40 slightly, thereby reduce contacting of this chain belt 40 and this stops 127 as far as possible.
Please with reference to Fig. 6; It is depicted as the sketch map of open end zipper second embodiment of the present invention; The following 10a that ends of this open end zipper 100a is with the difference of first embodiment of the invention: the bottom surface of this strengthening wing 142a is concordant with the bottom surface of this latch 14, bottom this pin-and-hole 122a to should latch 14 and strengthening wing 142a be provided with a barricade 129.Concordant through the bottom surface of this strengthening wing 142a and the bottom surface of this latch 14 are provided with, compare the length that first embodiment has increased this strengthening wing 142a, make this strengthening wing 142a and this chain belt 40a combine more firm.
Please with reference to Fig. 7; It is depicted as the sketch map of open end zipper the 3rd embodiment of the present invention; The difference of this open end zipper 100b and first embodiment of the invention is: 40 pairs of this chain belt 30 and chain belts should descend to end 10 above that downside be respectively equipped with one deck and strengthen adhesive tape 31,41, this two is strengthened adhesive tape 31,41 and is molded on this two chain belt 30,40 through heat pressing process.This time ends 10 socket 12 and latch 14 and this strengthening wing 142 and all is arranged on and strengthens adhesive tape 31 or strengthen on the adhesive tape 41.The effect of this reinforcement adhesive tape 31,41 is to improve the intensity at these two chain belts, 30,40 places.
Obviously, those skilled in the art can carry out various changes and modification to the embodiment among the present invention and not break away from the spirit and scope of the present invention.Like this, if these in the embodiment of the invention are revised within the scope that belongs to claim of the present invention with modification and be equal to, then the embodiment among the present invention also is intended to comprise these changes and modification interior.

Claims (10)

1. an open end zipper ends down, comprises socket and latch, and this socket is arranged on the bottom of a chain belt; This latch is to should socket being arranged on the bottom of another chain belt, and this socket comprises pedestal, on this pedestal to being provided with pin-and-hole and fluting by latch; It is characterized in that the side of this latch is provided with strengthening wing, this strengthening wing is fastened on this another chain belt; This strengthening wing is to fluting setting that should socket, and when closing chain, this strengthening wing is housed in this fluting.
2. open end zipper according to claim 1 ends down, it is characterized in that this latch and this strengthening wing integrated injection molding are on this another chain belt.
3. open end zipper according to claim 1 ends down, it is characterized in that this strengthening wing is positioned at a side of this another chain belt.
4. open end zipper according to claim 1 ends down, it is characterized in that the width of this fluting is greater than the width of this strengthening wing, and the height of this fluting is greater than the height of this strengthening wing.
5. open end zipper according to claim 1 ends down, it is characterized in that the bottom of another chain belt is stretched out in the bottom of this latch, and the bottom surface of this strengthening wing is concordant with the bottom of this chain belt, and the bottom of this fluting is provided with stops to bottom that should latch.
6. open end zipper according to claim 2 ends down, it is characterized in that the bottom of the fluting of this socket is provided with stops, and the bottom of another chain belt is to being provided with breach by stops, and the bottom of this latch is housed in this breach, and this strengthening wing is positioned at this indentation, there.
7. open end zipper according to claim 6 ends down, it is characterized in that, this another chain belt to should latch above that downside be respectively equipped with one deck and strengthen adhesive tape, this latch and strengthening wing thereof are arranged on this reinforcement adhesive tape.
8. open end zipper according to claim 1 ends down, it is characterized in that, this pin-and-hole bottom is provided with barricade, and the bottom surface of this strengthening wing is concordant with the bottom surface of this latch.
9. open end zipper according to claim 1 ends down, it is characterized in that this socket also comprises pin handle, and this pin handle is connected with this pedestal, and this pin handle is provided with trip, on this latch to being provided with groove by trip.
10. open end zipper comprises pull head, chain belt and ends down, it is characterized in that, this time down only only is selected from the claim 1 to 9 each described open end zipper, this pull head to should strengthening wing and this another chain belt be provided with the passageway.
CN2009101124814A 2009-09-07 2009-09-07 Opening zipper bottom stop and opening zipper using same Expired - Fee Related CN102008159B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009101124814A CN102008159B (en) 2009-09-07 2009-09-07 Opening zipper bottom stop and opening zipper using same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009101124814A CN102008159B (en) 2009-09-07 2009-09-07 Opening zipper bottom stop and opening zipper using same

Publications (2)

Publication Number Publication Date
CN102008159A CN102008159A (en) 2011-04-13
CN102008159B true CN102008159B (en) 2012-04-25

Family

ID=43838655

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009101124814A Expired - Fee Related CN102008159B (en) 2009-09-07 2009-09-07 Opening zipper bottom stop and opening zipper using same

Country Status (1)

Country Link
CN (1) CN102008159B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022038070A (en) * 2020-08-26 2022-03-10 Ykk株式会社 Element member, chain member, and product with slide fastener

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1024733A (en) * 1963-04-16 1966-04-06 Lightning Fasteners Ltd Improvements in or relating to sliding clasp fasteners
CN1237392A (en) * 1998-05-29 1999-12-08 Ykk株式会社 Bottom end stop attaching portions of fastener tapes
CN2489625Y (en) * 2001-07-27 2002-05-08 曹昌文 Zipper lower stop structure with anti-pull effect
CN2629501Y (en) * 2003-05-23 2004-08-04 王瑞玲 Improved structure of double-open-end zipper
CN2631271Y (en) * 2003-07-10 2004-08-11 福建浔兴拉链科技股份有限公司 Improved structure of open zipper

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1024733A (en) * 1963-04-16 1966-04-06 Lightning Fasteners Ltd Improvements in or relating to sliding clasp fasteners
CN1237392A (en) * 1998-05-29 1999-12-08 Ykk株式会社 Bottom end stop attaching portions of fastener tapes
CN2489625Y (en) * 2001-07-27 2002-05-08 曹昌文 Zipper lower stop structure with anti-pull effect
CN2629501Y (en) * 2003-05-23 2004-08-04 王瑞玲 Improved structure of double-open-end zipper
CN2631271Y (en) * 2003-07-10 2004-08-11 福建浔兴拉链科技股份有限公司 Improved structure of open zipper

Also Published As

Publication number Publication date
CN102008159A (en) 2011-04-13

Similar Documents

Publication Publication Date Title
KR101493204B1 (en) Fastener stringer
CN100556330C (en) The top end stops that is used for slide fastener
US20070079486A1 (en) Buckle
WO2010067459A1 (en) Separable fitting for slide fastener
CN102008159B (en) Opening zipper bottom stop and opening zipper using same
KR100240220B1 (en) Separable bottom stop assembly for slide fastener
TW201436730A (en) Fastener stringer and method for manufacturing fastener stringer
FI100635B (en) Zipper slider
US5025535A (en) Bottom end stop for slide fastener
JP2936148B2 (en) Hidden slide fastener separable bottom stop
CN218752310U (en) Plastic handle assembling structure of aviation case
KR200347176Y1 (en) Sealed Receptacle having enforced Hinge
CN208930620U (en) A kind of Folding spoon injection mold
CN109717555B (en) Slider for slide fastener and slide fastener
CN201225740Y (en) Decorative strip for air conditioner decorative door
CN214872386U (en) Core-pulling mechanism of zipper tooth mold of zipper
CN215242591U (en) Automobile interior trim part injection mold capable of realizing oblique drawing and demolding
CN216255772U (en) Quick-insertion pull head with auxiliary pull-in function
CN214230146U (en) Multicolor injection molding zipper tooth, zipper and zipper injection mold
CN213621273U (en) Anti-theft device for two-color split plug-in combined milk powder cover
KR102386866B1 (en) Preform injection mold of container with integral handle
CN220001007U (en) Non-binding pull head and double-opening zipper
CN211591154U (en) Zipper injection mold
CN213428701U (en) Injection molding zipper
CN205884951U (en) Torque spring suitcase lock

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20180607

Address after: 362246 No. 18, Binxi Road, Hua Hai village, Shen Hu Town, Jinjiang City, Quanzhou, Fujian

Patentee after: Fujian xunxing zipper Polytron Technologies Inc

Address before: 362246 Jinjiang, Fujian, Fujian, Fujian, Shenzhen, Hang Hang Village Road East 90 Xun Xing zipper Polytron Technologies Inc

Patentee before: FUJIAN SBS ZIPPER SCIENCE & TECHNOLOGY Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120425

Termination date: 20210907