CN1383231A - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN1383231A CN1383231A CN02105597A CN02105597A CN1383231A CN 1383231 A CN1383231 A CN 1383231A CN 02105597 A CN02105597 A CN 02105597A CN 02105597 A CN02105597 A CN 02105597A CN 1383231 A CN1383231 A CN 1383231A
- Authority
- CN
- China
- Prior art keywords
- substrate
- terminal
- housing
- protuberance
- hole
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/028—Soldered or welded connections comprising means for preventing flowing or wicking of solder or flux in parts not desired
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/52—Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
- H01R12/523—Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures by an interconnection through aligned holes in the boards or multilayer board
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/58—Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Multi-Conductor Connections (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The subject of the present invention is to prevent the bad contact phenomenon of an electric connector which is installed on the substrate surface, which has a locking fixture penetrating through the substrate to the rear face, and which has a terminal wire, wherein the creeping flux on the rear face of the substrate passes through the insertion through-hole of the substrate fixture to the housing bottom of the electrical connector in the contiguous furnace for automatic soldering, and reaches the contact portion of the terminal through the terminal fixing hole of housing. The solution of the present invention is to have a housing 3 with an opposing face 6 to oppose to the surface 2a of a substrate 2. The opposing face 6 has a mounting face 7 to abut on the surface 2a of the substrate 2 and an intermediate face 8 where a terminal retaining hole is opened. A locking fixture 9 to protrude from the mounting face 7 penetrates a locking fixture insertion through-hole 22 of the substrate 2, and is locked to the rear face 2b of the substrate 2. A separating groove 10 is formed between the mounting face 7 and the intermediate face 8. When soldering, the flux does not reach the intermediate face 8, even if the flux reaches the mounting face 7.
Description
Technical field
The present invention relates to be installed on the surface of substrate and its terminal and engaging protuberance are stuck close in the electric connector on the back side of substrate.
Background technology
Electric connector 30 of the prior art as shown in Figure 6, engaging protuberance 35 is given prominence to from the installed surface 34 of the housing 33 that contact with the surface 32 of substrate 31, the through hole 36 that engaging protuberance 35 passes the engaging protuberance of substrate 31 is fastened on the inside 37 of substrate 31, whereby electric connector 30 is locked on the substrate 31.
The lead-in wire 39 of terminal is outstanding from the recess 38 of distance substrate installed surface 34 recessed given sizes, and each goes between and 39 passes substrate 31 corresponding through holes 40 and be projected on the inside 37 of substrate 31.
Summary of the invention
Usually in the fabrication schedule of electric connector, under state shown in Figure 6, be transported in the stove of conveyer of automatic soldering device of wave soldering (WAVE SOLDERING), lead-in wire 39 front end is welded on the conductive part (not shown) of the inside 37 of substrate 31, but the problem that exists so-called solder flux to rise.
That is to say when electric connector 30 is being transported in the stove of conveyer, expand to the surface 32 that arrives substrates 31 as the solder flux on the inside 31 of the bottom surface of substrate 31 by engaging protuberance through hole 36, then along extending transversely to recess 38, have by being formed on the danger (in Fig. 6, representing) that terminal retaining hole (not shown) on the housing 33 reaches the contact portion of terminal with arrow.At this moment can cause the danger that termination contact is bad.
The present invention proposes in view of the above problems, can prevent from really to cause that because of solder flux rises the electric connector of loose contact is a purpose to provide.
In order to achieve the above object, according to electric connector of the present invention, in the electric connector on being installed in substrate surface with the terminal through-hole of leading to the back side and the installing hole that engages protuberance, purchase and have and the surperficial opposed opposed faces of aforesaid substrate and the housing that constitutes by synthetic resin, the opposed faces of this housing comprises a pair of installed surface that contacts with the surface of substrate, and form between this a pair of installed surface and and substrate surface between be provided with the median surface of specified gap, in addition, also have with the housing one with by synthetic resin and constitute and the protuberance installing hole that engages outstanding from each installed surface and that pass substrate is fastened on a pair of engaging protuberance on the substrate back; With a plurality of terminals, described a plurality of terminal horizontally-arrangeds and are remained on the housing, are welded on the back side of substrate after being passed in the terminal through-hole of the terminal retaining hole of median surface upper shed and substrate; Above-mentioned opposed faces comprises the installed surface that makes housing and the isolated isolation channel of median surface.
Because the present invention is installed separately the edge of face and median surface by isolation channel, so in the stove of the conveyer of automatic soldering device, even the solder flux of expansion on the substrate the inside reaches on the installed surface along engaging protuberance through hole, can not expand on the median surface because of being trapped in the isolation channel yet.Therefore can prevent really that termination contact takes place is bad because of influence that solder flux rises.
According to the electric connector of the first embodiment of the present invention, above-mentioned housing is used on the connection side end face that becomes to the back side of opposed faces and connects into right electrical connector and connect recess and form opening; Above-mentioned terminal comprises to laterally outstanding forniciform protuberance; This protuberance passes the terminal retaining hole from the opposed faces side of housing and is inserted in and connects recess and accommodated, and contact portion is set on the top of protuberance.
At this moment the terminal retaining hole must make the terminal protuberance pass through when being contained in terminal in the housing.For this reason, the terminal retaining hole becomes big in the outstanding direction of relevant protuberance at least.Therefore, just in case solder flux reach under the situation on the median surface, though this tendency in the contact portion that reaches terminal is easily arranged, arrives on the median surface, so even can prevent really also that in this type electric connector solder flux from flowing to contact portion because of preventing solder flux itself in the present invention really.
According to the second embodiment of the present invention, setting makes the periphery of engaging protuberance at least at the open opening groove of the opposition side of centre on above-mentioned installed surface.According to the present invention, in the stove of the conveyer of automatic soldering device,, also can impel this solder flux to flow to the opposition side of median surface by opening groove even the solder flux that expands on the basic the inside arrives on the installed surface along engaging protuberance through hole.The result can prevent the bad generation of termination contact of rising and to cause because of solder flux more reliably.
According to the electric connector of the third embodiment of the present invention, the degree of depth of above-mentioned isolation channel and width and greater than 3mm.The present inventor finds: in order to prevent to arrive median surface by the solder flux that installed surface invades in the isolation channel, and propose to have what be equivalent to so-called edge surface distance is important opinion, that is to say as making this distance, then can obtain especially effectively effect greater than 3mm.
Description of drawings
Fig. 1 is the partial cut away side views that expression one embodiment of the present invention electric connector is installed in the state on the substrate.
Fig. 2 is the profile along the II-II line of Fig. 1.
Fig. 3 is the amplification view of the major part of Fig. 1.
Fig. 4 is from see the brief strabismus map of electric connector as the opposed faces side of bottom surface.
Fig. 5 is the upward view of electric connector.
Fig. 6 is the general profile chart of the electric connector of prior art.
Embodiment
Illustrate preferred embodiment of the present invention with reference to the accompanying drawings.
Fig. 1 is the partial cut away side views that the electric connector of expression one embodiment of the present invention is installed in the state on the substrate, and Fig. 2 is the profile along the II-II line of Fig. 1, omits in the drawings substrate is shown, and Fig. 3 is the local amplification view of the major part of Fig. 1.
At first with reference to Fig. 1, electric connector 1 of the present invention has that the surperficial 2a that is installed in substrate 2 goes up and the housing 3 that is made of the synthetic resin of insulating properties and be configured to for example terminal row 4,5 (only show one-sided terminal row 4 at Fig. 1, see Fig. 2) of two row of horizontally-arranged under the state that connects this housing 3.
With reference to Fig. 1, housing 3 is long limit at left and right directions X, and housing 3 has the opposed opposed faces 6 with substrate surface 2a, and the opposite end of the left and right directions X of this opposed faces 6 is as a pair of installed surface 7,7 that contacts with the surperficial 2a of substrate 2.On opposed faces 6, the median surface 8 that a pair of installed surface is 7,7 is in from the recessed position of installed surface 7 beginnings, between the surperficial 2a of median surface 8 and substrate 2 predetermined gap is set in addition.Each terminal of each terminal row 4 (5) is outstanding from median surface 8, passes the inside 2b and is welded on (not shown) on the conductive part of the inside 2b of substrate 2 from the surperficial 2a of substrate 2.
In addition, a pair ofly engage protuberance 9 to form projection respectively outstanding from a pair of installed surface 7,7 with housing 3 one and by what synthetic resin constituted, each engages protuberance 9 and passes the inside 2b by engaging protuberance through hole 22 from the surperficial 2a of substrate 2 and be stuck on the 2b of the inside.
Present embodiment is characterised in that: cross the opposed faces 6 of housing 3, form the isolated isolation channel 10 that makes each installed surface 7 and median surface 8 on opposed faces 6, the solder flux when preventing to weld by this isolation channel 10 rises.
With reference to Fig. 2, the terminal 4a of terminal row 4 and terminal 4b chiasmus, as shown in Figure 2, for terminal 4a and terminal 4b, its lead-in wire shape difference of 71,72 only, the terminal 5a and the terminal 5b chiasmus of same terminal row 5, for terminal 5a and terminal 5b, shape difference of its lead-in wire 73,74 only.
See figures.1.and.2, housing 3 has opening and is the connection recess 12 on the connection side end face 11 at the back side of opposed faces 6 becoming.The insertion protuberance (not shown) that connects recess 12 and be the electric connector that is used to make cooperations side inserts the recess of connection, and this electric connector 1 is used as so-called top type formation.
With reference to Fig. 2, difference horizontally-arranged row form terminal maintenance groove 15 on a pair of maintenance wall 13,14 in front and back of the division connection recess 12 in housing 3, the terminal of each terminal row 4,5 correspondence of maintenance in each terminal maintenance groove 15.
On the bottom 3a that becomes to the housing 3 below the connection recess 12, be formed with the terminal retaining hole 16 of the terminal that keeps each terminal row 4,5 respectively.
Terminal 4a has the elongated main part 17 that is housed in the terminal maintenance groove 15 that connects recess 12 bends to the chevron shape with being arranged on the front end of this main part 17 protuberance 18.Top by this protuberance 18 constitutes contact portion 19.And terminal 4a have the portion that is pressed into 20 that is pressed in the terminal retaining hole 15 that connects main part 17 be pressed into the lead-in wire 71 that portion 20 links to each other and forms the L word shape of giving prominence to the direction of housing 3.Protuberance 18 is inwardly outstanding to Y (left and right directions in the drawings) along the place ahead of housing 3.
Though terminal 4b also has same formation with terminal 4a, difference is that the lead-in wire 71 of terminal 4a is offset manyly to the place ahead of housing, and the lead-in wire 72 of terminal 4b is offset a little to the terminal rear.
Though the terminal 4a of the relative terminal row 4 of terminal 5a of terminal row 5 and the fore-and-aft direction Y of housing 3 are opposed, the 4b of the relative terminal row 4 of its shape is shapes of front and back symmetry.In addition, though the fore-and-aft direction Y of the terminal 4b of the relative terminal row of the terminal 5b of terminal row 5 and housing 3 is opposed, the terminal of the relative terminal row of its shape 4b is the shape of front and back symmetry.So, 71,72,73, the 74 evenly dispersions that respectively go between can be made, thereby the interference of each wire bonds part on the 2b of the inside of substrate 2 can be prevented; Can improve actual installation density again.
For example when being assembled in terminal 4a in the housing 3, being inserted in as the protuberance 18 of the front end of the terminal 4a terminal retaining hole 16 by the bottom 3a of housing 3 and connecting in the recess 12.For this reason, with regard to the section configuration of terminal retaining hole 16, with the size of width setup for protuberance 17 is passed through of fore-and-aft direction.Therefore be pressed under the state in the terminal retaining hole 16 being pressed into portion 20, in terminal retaining hole 16, have the gap.In addition, the projection that is pressed into that is formed in the portion of being pressed into 20 is swelled to the left and right directions (being the direction of vertical paper in Fig. 2) of housing 3.
With reference to Fig. 3, in substrate 2,71～74 pass to connect to form terminal through-hole 21 and connect to the inside 2b and be formed for engaging protuberance through hole 22 that engaging protuberance 9 is passed from the surperficial 2a of substrate 2 for making respectively to go between.
The section of isolation channel 3 forms and roughly forms rectangle, the depth H of isolation channel 10 (specifically being equivalent to) and width W apart from the height of installed surface 7 be set at greater than 3mm.For example establishing the degree of depth is 2mm, and width W is 1.7mm.
Then engaging protuberance base circumference is described, is forming opening groove 27 on the installed surface 7 so that around the base portion of installation engaging protuberance 9 with reference to Fig. 4 and Fig. 5.This opening groove 27 direction X to the left and right extends, and is open on the end of housing 3 and separation trough 10.Therefore, installed surface 7 is separated into front and back a pair of part 7a, 7b.In the scope of the spacer body 24 that arrives engaging protuberance 9 on the bottom of opening groove 27, form cut-in groove 28 in addition.And above-mentioned intercommunicating pore 29 openings are on the part of opening groove 29 and separation trough 10.
According to present embodiment, because the edge of installed surface 7 and median surface is cut off by isolation channel 10, so have following advantage.Promptly as shown in Figure 1, state on the surperficial 2a that electric connector is installed in substrate 2 by engaging protuberance 9, when it automatically being transported in the furnace apparatus conveyer belt stove, even when the solder flux of expanding on the inside of substrate 2 is on engaging protuberance through hole 22 arrival installed surfaces 7, because of being trapped in the isolation channel 10, and can not be sent on the pars intermedia face of terminal retaining hole 16 (see figure 2) openings yet.Therefore can prevent the loose contact of the terminal 4a that takes place because of influence that solder flux rises etc. really.
Particularly because the depth H of isolation channel 10 and width W and be greater than 3mm, so can fully guarantee to arrive the distance that is equivalent to so-called edge surface distance of median surfaces by installed surface 7, thereby can prevent really that solder flux is sent to installed surface 8.
In addition, according to present embodiment, when being installed in terminal 4a in the housing 3, because must make protuberance 18 by terminal retaining hole 16, so terminal retaining hole 16 forms greatlyyer, therefore, just in case when solder flux reaches on the median surface, though this tendency that reaches contact portion is easily arranged, as mentioned above, because can prevent really that solder flux from reaching on the pars intermedia, so present embodiment is particularly preferred.
In addition, because opening groove 27 is set on installed surface 7, so it is sufficiently big can guaranteeing to make along engaging protuberance 9 volume that the solder flux that gets up is detained that rises, and because also make this solder flux enter into cut-in groove 28 and intercommunicating pore 29 by opening groove 27, so can be used as integral body, to guarantee to be detained the volume of solder flux very big, can prevent really that solder flux from arriving median surface 8 one sides, it is bad to prevent termination contact more reliably.
In addition, the present invention is not subjected to the qualification of above-mentioned execution mode, for example can not want intercommunicating pore 29 yet.And can make opening groove at least in the distolateral opening of housing 3.In addition, can also carry out various changes within the scope of the invention.
Claims (4)
1. electric connector, it is characterized in that: in the electric connector on being installed in substrate surface with the terminal through-hole of leading to the back side and the installing hole that engages protuberance, purchase and have and the surperficial opposed opposed faces of aforesaid substrate and the housing that constitutes by synthetic resin, the opposed faces of this housing comprise a pair of installed surface that contacts with the surface of substrate and form between this a pair of installed surface and and substrate surface between be provided with the median surface of specified gap;
In addition, also have with the housing one with by synthetic resin and constitute and the protuberance installing hole that engages outstanding from each installed surface and that pass substrate is fastened on a pair of engaging protuberance on the substrate back; With
A plurality of terminals, described a plurality of terminal horizontally-arrangeds and are remained on the housing, are welded on the back side of substrate after being passed in the terminal through-hole of the terminal retaining hole of median surface upper shed and substrate;
Above-mentioned opposed faces comprises the installed surface that makes housing and the isolated isolation channel of median surface.
2. electric connector as claimed in claim 1 is characterized in that: above-mentioned housing is used on the connection side end face that becomes to the back side of opposed faces and connects into right electrical connector and connect recess and form opening;
Above-mentioned terminal comprises to laterally outstanding forniciform protuberance;
This protuberance passes the terminal retaining hole from the opposed faces side of housing and is inserted in and connects the recess inner face and accommodated, and contact portion is set on the top of protuberance.
3. electric connector as claimed in claim 1 or 2 is characterized in that: setting makes the periphery of engaging protuberance at least at the open opening groove of the opposition side of centre on above-mentioned installed surface.
4. as claim 1,2 or 3 described electric connectors, it is characterized in that: the degree of depth of above-mentioned isolation channel and width and greater than 3mm.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001123170A JP4597416B2 (en) | 2001-04-20 | 2001-04-20 | Electrical connector |
| JP123170/01 | 2001-04-20 | ||
| JP123170/2001 | 2001-04-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1383231A true CN1383231A (en) | 2002-12-04 |
| CN1215605C CN1215605C (en) | 2005-08-17 |
Family
ID=18972769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021055971A Expired - Fee Related CN1215605C (en) | 2001-04-20 | 2002-04-18 | Electrical connector |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4597416B2 (en) |
| KR (1) | KR100458682B1 (en) |
| CN (1) | CN1215605C (en) |
| TW (1) | TW543252B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101107754B (en) * | 2005-01-27 | 2011-08-10 | Adc电信公司 | Loop plug |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007059227A (en) * | 2005-08-25 | 2007-03-08 | Japan Aviation Electronics Industry Ltd | Connector mounted on base board |
| JP5026942B2 (en) * | 2007-12-10 | 2012-09-19 | 日本圧着端子製造株式会社 | Board connector and manufacturing method thereof |
| KR101014992B1 (en) * | 2009-12-22 | 2011-02-17 | 엘지이노텍 주식회사 | Connector |
| JP5692333B1 (en) | 2013-10-30 | 2015-04-01 | 第一精工株式会社 | Electrical connector housing |
| JP6815635B2 (en) * | 2017-03-01 | 2021-01-20 | 日本圧着端子製造株式会社 | connector |
| WO2023199569A1 (en) * | 2022-04-13 | 2023-10-19 | 日立Astemo株式会社 | Drive control device for electric motor |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5914285U (en) * | 1982-07-20 | 1984-01-28 | ケル株式会社 | connector |
| JPS60109286U (en) * | 1983-12-27 | 1985-07-24 | アルプス電気株式会社 | socket |
| JPH01137072U (en) * | 1988-03-15 | 1989-09-19 | ||
| JP2667056B2 (en) * | 1992-05-29 | 1997-10-22 | アイティーティー・インダストリーズ・インコーポレーテッド | Hole down system for connectors |
| JPH065336A (en) * | 1992-06-24 | 1994-01-14 | Fujitsu Ltd | Connector for mounted on circuit board |
| TW299922U (en) * | 1994-10-05 | 1997-03-01 | Sega Enterprises Kk | Connection structure between connector and circuit board, and connector for use with this connection structure |
| JP3278573B2 (en) * | 1996-04-12 | 2002-04-30 | 日本圧着端子製造株式会社 | Lock structure of connector for printed wiring board |
| JP2824453B2 (en) * | 1996-10-15 | 1998-11-11 | 株式会社ワカ製作所 | connector |
| KR20000011448U (en) * | 1998-12-02 | 2000-07-05 | 윤종용 | connector |
| JP3467460B2 (en) * | 2000-09-05 | 2003-11-17 | シャープ株式会社 | Jack type photoelectric sharing connection device |
-
2001
- 2001-04-20 JP JP2001123170A patent/JP4597416B2/en not_active Expired - Fee Related
-
2002
- 2002-04-18 KR KR10-2002-0021129A patent/KR100458682B1/en not_active IP Right Cessation
- 2002-04-18 CN CNB021055971A patent/CN1215605C/en not_active Expired - Fee Related
- 2002-04-19 TW TW091108099A patent/TW543252B/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101107754B (en) * | 2005-01-27 | 2011-08-10 | Adc电信公司 | Loop plug |
Also Published As
| Publication number | Publication date |
|---|---|
| TW543252B (en) | 2003-07-21 |
| KR100458682B1 (en) | 2004-12-03 |
| JP2002319443A (en) | 2002-10-31 |
| CN1215605C (en) | 2005-08-17 |
| JP4597416B2 (en) | 2010-12-15 |
| KR20020082115A (en) | 2002-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050817 Termination date: 20120418 |