KR101667935B1 - water proof ear-connector and its method thereof - Google Patents

water proof ear-connector and its method thereof Download PDF

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Publication number
KR101667935B1
KR101667935B1 KR1020150183058A KR20150183058A KR101667935B1 KR 101667935 B1 KR101667935 B1 KR 101667935B1 KR 1020150183058 A KR1020150183058 A KR 1020150183058A KR 20150183058 A KR20150183058 A KR 20150183058A KR 101667935 B1 KR101667935 B1 KR 101667935B1
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KR
South Korea
Prior art keywords
waterproof
cap
connector
epoxy
terminal
Prior art date
Application number
KR1020150183058A
Other languages
Korean (ko)
Inventor
문정훈
Original Assignee
주식회사 제이앤티씨
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Priority to KR1020150183058A priority Critical patent/KR101667935B1/en
Application granted granted Critical
Publication of KR101667935B1 publication Critical patent/KR101667935B1/en

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    • 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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5216—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases characterised by the sealing material, e.g. gels or resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module

Abstract

The present invention relates to a waterproof ear connector and a method for manufacturing the same. The waterproof ear connector includes a waterproof cap (20) for waterproofing a connector mold (10) and a cap combining unit (11), an assembly connection terminal (32), and a waterproof epoxy (40). Thereby, the present invention restricts the contraction of the waterproof epoxy by a contraction restriction protrusion so as to maximize the waterproof performance of the waterproof epoxy.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a waterproof ear connector,

The present invention relates to a waterproof ear connector and a method of manufacturing the same. More particularly, the present invention relates to a waterproof ear connector, in which an insert terminal disposed on the front side is inserted to improve terminal durability, A waterproof cap for watertight sealing the mounting surface of the connector mold, an assembly connection terminal to be assembled to the waterproof cap, A rear support wall formed in a direction perpendicular to the rear end of the water outlet wall to increase the supporting force of the water outlet wall; A plug insertion cut-out portion through which the plug connector is passed to minimize the size of the connector, A shrinkage limiting protrusion protruding in a rectangular plate shape at a central portion of the waterproof cap to form a waterproof fill groove on the outside and to support a central shrinkage of the epoxy filled in the waterproof fill groove and a waterproof seal layer filling the waterproof fill groove, The water introduced into the plug inserting portion passes through the inside of the connector mold and is firstly cut off through a water wall and is cut off by a waterproof epoxy so as to be completely waterproofed, The shrinkage limiting protrusion limits the shrinkage of the waterproof epoxy in the center direction so that the outer edge of the waterproof epoxy is firmly adhered to the connector mold to maximize the water retentivity.

It is another object of the present invention to provide a method for manufacturing a waterproof connector, which comprises the steps of: inserting a terminal to increase the durability of the connector mold and increase the durability of the front side terminal, And the waterproof cap coupling part is formed on the mounting surface so that the waterproof cap is not separated by the inserting force by the part. It forms a mold on the both sides of the mold, forms the rear supporting wall on the rear side, A cap assembly process for assembling the waterproof cap to the connector mold, and a process for assembling the waterproof cap rim and the waterproof cap rim. The waterproof filling groove formed in the epoxy filling the epoxy to waterproof Thereby improving the durability of the front side terminal in contact with the plug connector and preventing the waterproof cap from being damaged by the coupling force to the plug connector and maximizing the waterproof ability by the double wall waterproofing by the water wall and the waterproof epoxy, It is intended to maximize the waterproof performance of the waterproof epoxy by restricting the shrinkage restriction of the waterproof epoxy by the shrinkage limiting protrusion.

2. Description of the Related Art [0002] In general, a ear socket connector for a portable terminal is a type of socket connector that can be used by connecting an earphone to a portable terminal.

The ear socket connector for a portable terminal as described above is usually mounted on a terminal board.

As described above, the ear socket connector for a portable terminal includes a connector mold having a plug coupling portion into which a ear plug connector is inserted, and at least one terminal portion coupled to a terminal coupling hole formed in the connector mold.

On the other hand, in the case of the portable terminal using the ear socket connector as described above, moisture is infiltrated into the inside of the portable terminal through the exposed parts such as the ear connector, -195125, a seal is provided at the front end of the connector mold to prevent the inflow of water between the housing and the connector mold of the portable terminal.

However, the conventional ear connector for a portable terminal as described above has a structure in which the sealing is simply fitted on the front side of the connector mold, so that moisture flows through the joint between the sealing and the connector mold.

In addition, the conventional ear connector for a portable terminal has a problem in that the sealing state and the connector mold are merely a snap-fit structure, so that the state of engagement is not robust and the sealing state of the connector mold is lost during the assembling process.

Japanese Patent Laid-Open Publication No. 2012-195125

Accordingly, the conventional ear connector for a portable terminal has a structure in which a sealing is simply fitted on the front side of a connector mold, so that moisture flows into the sealing connector mold through capillary phenomenon, It is possible to solve the problem that since the mold coupling is a simple fitting coupling structure, the coupling state is not robust and the sealing state of the sealing mold and the connector mold is lost during the assembling process.

That is, according to the present invention, in the waterproof ear connector, the insert terminal disposed on the front side is inserted to improve the durability of the terminal, and the waterproof cap is not damaged by the coupling force of the coupled plug connector. A waterproof cap for watertight sealing the mounting surface of the connector mold, an assembly connection terminal to be assembled to the waterproof cap, a waterproof wall protruding from one side of the waterproof cap at one side, A rear support wall formed in a direction perpendicular to the rear end of the water outlet wall to increase the supporting force of the water outlet wall and a plug connector to be inserted therethrough to minimize the size of the connector, A plug inserting cutout portion, a protrusion protruding in a rectangular plate shape at a central portion of the waterproof cap, Forming a filling hole and is characterized in that the protrusions are filled to the shrinkage limit and the water-filled groove for supporting the central direction be limited shrinkage of the epoxy is filled in the water-filled groove is configured with a waterproof epoxy to form a waterproof sealing layer.

In addition, the present invention provides a method for manufacturing a waterproof connector, comprising the steps of: inserting a terminal to increase the durability of the connector mold and increase the durability of the front-side terminal, And a waterproof cap coupling part is formed on the mounting surface so that the waterproof cap can not be separated by the insertion force of the waterproof cap. A terminal assembly process for assembling the rear side terminal to the waterproof cap, a cap assembly process for assembling the waterproof cap to the connector mold, and a waterproof cap rim Epoxy filling that waterproofing is done by filling Epoxy filling into formed waterproof filling groove It is characterized by being a constant.

Therefore, according to the present invention, since the insert terminal disposed on the front side is inserted into the connector mold, the durability of the front side connection terminal is improved, and the cap connector is formed on the mounting side of the neck- Is prevented.

In addition, the present invention has the effect of improving the durability of the waterproof cap by forming a water wall on both sides of the waterproof cap, forming a rear support wall on the rear surface of the waterproof cap, and forming a shrinkage limiting protrusion at the center of the waterproof cap, And the waterproof effect through the waterproof epoxy filled in the waterproof filling groove formed on the outer side of the shrinkage limiting protrusion is maximized and the shrinkage restriction to the central part of the waterproof epoxy is limited by the shrinkage limiting protrusion, The bonding force of the mold is maintained and the water-holding effect is improved.

Further, since the front side full speed terminal, which is frequently contacted with the connector plug, is insert-injected through the terminal insert mold molding process, the durability of the connection terminal is improved and the cap coupling part to which the waterproof cap is coupled So that separation and breakage of the waterproof cap by the coupling force of the connector plug is prevented.

In addition, the present invention has the effect that the waterproof cap is formed at both sides through the waterproof cap forming process, the rear support wall is formed at the rear of the water wall, and the shrinkage limiting protrusion is formed at the center part, thereby improving the durability of the waterproof cap .

In addition, the present invention has a primary order by a water wall and a secondary order by a waterproof epoxy through a cap assembly process and an epoxy filling process, thereby maximizing the waterproof ability of the waterproof ear connector. In the epoxy filling process, The shrinkage force of the waterproof epoxy to the center portion is minimized by restricting the shrinkage of the waterproof epoxy at the central portion by the protruding portion of the waterproof epoxy, so that the rim of the waterproof epoxy and the bonding force of the connector mold are firmly maintained.

1 is an illustration of a connector mold according to the present invention;
2 is an illustration of a waterproof cap according to the present invention.
Figure 3 is an illustration of a neck tine mold and a waterproof cap according to the present invention.
Fig. 4 is a diagram showing an example of completed manufacture according to the present invention. Fig.
5 is an exemplary view showing another embodiment according to the present invention.
6 is a process diagram of a production method according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

The present invention is intended to maximize the durability of the connection terminal of a waterproof ear connector and the durability and waterproof effect of the waterproof cap and to improve the waterproofing effect. The terms and words used in the present specification and claims are to be construed as ordinary or preliminary And the inventor can define the concept of the term appropriately in order to explain his or her invention in the best way. The inventor interprets the meaning and the concept corresponding to the technical idea of the present invention .

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It should be understood that various equivalents and modifications may be present.

That is, according to the present invention, in the waterproof ear connector composed of the connector mold (10), the waterproof cap (20) and the connection terminal, the insert connection terminal (31) disposed on the front side is inserted to improve the terminal durability The connector mold 10 is formed by injection molding so that the waterproof cap 20 is not broken by the coupling force of the plug connector so that the cap coupling portion 11 is formed in the mounting surface. A waterproof cap 20 for waterproofing and sealing the waterproof cap 11, an assembly connection terminal 32 assembled to the waterproof cap 20 and a waterproof filling groove 24 formed at the rim of the waterproof cap 20, And a waterproof epoxy 40 forming a layer.

The waterproof cap 20 includes a water outlet wall 21 protruding from one side thereof and a terminal connection cutout portion exposed on the front side of the water outlet wall 21 to expose a terminal inserted into the connector mold 10, A rear support wall 22 formed in a direction perpendicular to the rear end of the water outlet wall 21 to increase the supporting force of the water outlet wall 21 and a plug insertion cutout portion And a waterproof fill groove 24 protruding in a rectangular plate shape at a central portion of the waterproof cap 20 to form a waterproof fill groove 24 on the outside and to restrict shrinkage of the center of the epoxy filled in the waterproof fill groove 24, (23).

The inner surface of the connector mold 10 on the side wall end side of the cap engaging portion 11 is provided with a watertight epoxy epoxy resin layer 40 having a watertight epoxy It is possible to form the epoxy support groove 12 so that the rim of the connector mold 40 maintains a firm coupling force with the connector mold 10.

The solder part of the assembly connection terminal 32 is formed in the waterproof cap 20 and the solder part of the assembly connection terminal 32 protruded through the terminal assembly hole is formed in the center of the waterproof epoxy 40 To the central part of the waterproof cap 20 with limited shrinkage.

The waterproof cap 20 is protruded at a central portion of the waterproof filling groove 24 at a height equal to or less than 1/3 of the height of the shrinkage limiting protrusion 23 to shrink the waterproof cap 20 at the center of the waterproof cap 20 And a shrinking support protrusion 24a for supporting the shrinking support protrusion 24a.

If the shrinking support protrusion 24a is formed to have a height of 1/3 or more of the height of the shrinkage limiting protrusion 23, a cutting line of the waterproof epoxy 40 can be formed. Therefore, It is preferable to form it at a height.

Hereinafter, a manufacturing method of the present invention will be described.

That is, according to the present invention, there is provided a method of manufacturing a waterproof connector, comprising the steps of: inserting a terminal and inserting a plug to increase the durability of the connector mold 10 and increase the durability of the front- A terminal insert mold forming process 110 for forming a waterproof cap 20 coupling portion in a mounting view so that the waterproof cap 20 is not separated by the insertion force of the plug portion of the connector and the water outlet wall 21 are formed on both sides A waterproof cap molding process 120120 for forming a rear support wall 22 on the rear side and forming a shrinkage limiting protrusion 23 for increasing the durability of the waterproof epoxy 40 and limiting shrinkage of the center portion of the waterproof epoxy 40, A cap assembling process 140 for assembling the waterproof cap 20 to the connector mold 10 and a waterproof filling groove formed in the rim of the waterproof cap 20 24) Been made by filling the epoxy during the filling process (150) be made waterproof.

Here, the terminal insert mold forming process 110 is performed by inserting and inserting the front side connection terminal so as to increase the durability of the connector mold 10 and increase the durability of the front side terminal to which the torsional external force by the plug connector is most applied The connection terminal is formed by insert injection-molding so that the waterproof cap 20 is not detached by the insertion force of the plug portion of the plug connector, and the carrier supporting the connection terminal is cut To remove it.

The board piece fastening portion is protruded and formed on one side in a horizontal direction on the mounting surface of the connector mold 10 through the terminal insert mold forming process 110. On the opposite side of the board piece fastening portion, .

The edge binding force of the waterproof epoxy 40 filled in the waterproof filling groove 24 is increased on the inner surface of the side wall end side of the cap engagement portion 11 of the connector mold 10 through the terminal insert mold molding process 110, And the epoxy support groove 12 is formed so that the rim of the waterproof epoxy 40 can maintain a strong coupling force with the connector mold 10 by increasing the supporting force against the contractile force.

The forming process of the waterproof cap 20 includes forming a water wall 21 on both sides of the waterproof cap 20 and forming a rear support wall 22 on the rear side of the waterproof cap 20 to enhance the durability of the waterproof cap 20, 40 are formed so as to form a shrinkage limiting protruding portion 23 for restricting the shrinkage of the central portion.

The waterproof cap 20 formed through the waterproof cap molding process 120 is formed with a terminal assembly hole through which the solder portion of the assembly connection terminal 32 protrudes.

The shrinkage limiting protrusion 23 that limits the shrinkage of the waterproof epoxy 20 to the center of the waterproof cap 20 may be formed in the waterproof cap molding process 120 will be.

The terminal assembly process 130 assembles the assembly connection terminal 32 to the waterproof cap 20 and the solder portion of the assembly connection terminal 32 restricts the shrinkage of the waterproof epoxy 40 to the center of the waterproof cap 20. [ .

The waterproof cap 20 assembling process assembles the waterproof cap 20 having the assembly connection terminal 32 assembled to the connector mold to seal the cap engagement portion 11 of the connector mold 10.

The epoxy filling process 150 cures the epoxy filled into the waterproof filling grooves 24 of the waterproof cap 20 so that the waterproofing between the waterproof cap 20 and the connectors is performed by the waterproofing wall 21 and the waterproof epoxy 40 This is to make the waterproofing of the two sides.

Hereinafter, the application process of the present invention will be described.

As described above, the present invention can be applied to the case where the terminal insert molding process 110, the waterproof cap forming process 120, the terminal assembling process 130, the cap assembling process 140, and the epoxy filling process 150 are disposed on the front side The connector connecting terminal 31 is inserted to improve the durability of the terminal and the cap engaging portion 11 is formed so as to prevent the waterproof cap 20 from being broken by the coupling force of the plug connector. A waterproof cap 20 for waterproofing and sealing the cap engagement portion 11 formed on the mounting surface of the connector mold 10, an assembly connection terminal 32 assembled to the waterproof cap 20, And a waterproof epoxy layer (40) filled in a waterproof filling groove (24) formed in a rim of the waterproof cap (20) to form a waterproof sealing layer. The waterproof cap (20) And a terminal inserted in the connector mold (10) on the front side of the water wall (21) A rear support wall 22 formed in a direction perpendicular to the rear end side of the water outlet wall 21 to increase the supporting force of the water outlet wall 21, A plug insertion cut-out portion 22a for minimizing the size of the waterproof cap 20, a waterproof fill groove 24 protruding in a rectangular plate shape at a central portion of the waterproof cap 20, The connector connection terminal 31 disposed on the front side of the connector mold 10 is inserted so that the front side connection terminal 31 is inserted into the connector mold 10, And the breakage of the waterproof cap 20 is prevented by the plug connector in which the cap engaging portion 11 is formed and coupled to the mounting surface side of the corner tuck mold.

In addition, by the water-blocking walls 21 formed on both sides of the water-proofing cap 20, the rear supporting wall 22 formed on the rear surface of the water-blocking wall 21, and the shrinkage limiting protrusions 23 formed at the center of the water- The durability of the waterproof cap 20 is improved.

The waterproof epoxy 40 is filled in the waterproof filling grooves 24 formed on the outside of the water wall 21 and the shrinkage limiting protrusion 23. The waterproof waterproofing is performed by the shrinkage limiting protrusion 23, The shrinkage of the epoxy 40 toward the center of the waterproof cap 20 is limited and the bonding strength between the rim of the waterproof epoxy 40 and the connector mold 10 is firmly maintained.

When the epoxy support groove 12 is formed on the inner surface of the connector mold 10 on the side wall end side of the cap engaging portion 11 in the practice of the present invention, The bound epoxy force of the waterproof epoxy 40 is improved by binding the epoxy filled in the filling groove to improve the supporting ability against the contracting force of the waterproof epoxy 20 to the central portion of the waterproof cap 20,

In addition, in the practice of the present invention, when a terminal assembly is formed in the waterproof cap 20 and the solder portion of the assembly connection terminal 32 protrudes through the terminal assembly, the assembly connection terminal 32 Is supported by the waterproof cap 20 at a central portion thereof with limited shrinkage.

In the embodiment of the present invention, when the shrinking support protrusion 24a is formed at the center of the waterproof filling groove 24 of the waterproof cap 20, So that the waterproof epoxy 40 and the connector mold 10 can be more strongly bonded to each other and water retentivity can be improved.

When the front side full speed terminal, which is in frequent contact with the connector plug through the terminal insert mold molding process 110, is injected by insert injection, the durability of the connection terminal is improved and the waterproof cap 20 are formed on the side of the mounting surface so as to prevent breakage of the waterproof cap 20 due to the coupling force of the connector plug.

The waterproof cap forming process 120 may be used to form the water wall 21 on both sides and the rear wall 22 to be formed behind the water wall 21, The durability of the waterproof cap 20 is improved.

In the embodiment of the present invention, the primary order by the water wall 21 and the secondary order by the waterproof epoxy 40 are performed through the cap assembly process 140 and the epoxy filling process 150 The waterproof ability of the waterproof connector 40 is maximized. In the epoxy filling process 150, the shrinkage limiting protrusion 23 restricts the shrinkage of the waterproof epoxy 40 at the center portion, so that the waterproof epoxy 40 minimizes the contracting force to the center portion So that the rim of the waterproof epoxy 40 and the bonding force of the connector mold 10 are firmly maintained to improve the water retentivity.

10: connector mold 11: cap coupling portion 12: epoxy supporting groove
20: Waterproof cap
21: water wall 22: rear wall 22a: plug insertion cut-
23: shrinkage limiting projection 24: waterproof filling groove 24a: shrinkage support projection
31: Insert connection terminal
32: Assembly connection terminal
40: waterproof epoxy
110: Terminal insert mold molding process
120: Waterproof cap forming process
130: Terminal assembly process
140: Cap assembly process
150: Epoxy filling process

Claims (4)

A waterproof ear connector comprising:
The insert connection terminal 31 disposed on the front side is inserted to improve the durability of the terminal and the cap engagement portion 11 is formed so as to prevent the waterproof cap 20 from being broken by the coupling force of the plug connector A waterproof cap 20 for watertightly sealing the cap coupling portion 11 formed on the mounting surface of the connector mold 10 and an assembly connection terminal 32 assembled to the waterproof cap 20, And a waterproof epoxy (40) filled in a waterproof filling groove (24) formed at a rim of the waterproof cap (20) to form a waterproof sealing layer;
The waterproof cap 20 includes a water inlet wall 21 protruding from one side thereof and a terminal connection cutout portion exposed on the front side of the water outlet wall 21 to expose a terminal inserted into the connector mold 10, A rear support wall 22 formed in a direction perpendicular to the rear end side of the rear wall 21 to increase the supporting force of the water wall 21 and a plug insertion cutout 22a through which the plug connector is inserted to minimize the size of the connector, A shrinkage limiting protrusion 23 protruding in a rectangular plate shape at the center of the waterproof cap 20 to form a waterproof fill groove 24 on the outside and to support the central shrinkage of the epoxy filled in the waterproof fill groove 24 ) Of the waterproof connector (20).

The method of claim 1, further comprising:
The edge of the waterproof epoxy 40 filled in the waterproof fill groove 24 is increased on the inner surface of the side wall end side of the cap mold coupling portion 11 of the connector mold 10 to increase the supporting force against the contracting force to the center portion, (12) is formed so that the rim of the connector mold (10) can maintain a firm engagement with the connector mold (10).

A method of manufacturing a waterproof ear connector comprising:
The terminal 10 is inserted and inserted into the waterproof cap 20 by the insertion force of the plug portion of the plug connector so that the durability of the connector mold 10 is enhanced and the durability of the front side terminal, A mold insert molding process 110 for forming a waterproof cap 20 engaging portion in a mounting surface so as not to be separated from the mounting surface of the waterproof cap 20 and a waterproofing wall 21 on both sides thereof and forming a rear support wall 22 on the rear side, A waterproof cap molding process 120 for forming a shrinkage limiting protrusion 23 for increasing the height of the waterproof epoxy 40 and limiting the shrinkage of the center portion of the waterproof epoxy 40 and a terminal assembly process 130 for assembling the rear side terminal to the waterproof cap 20 A cap assembling process 140 for assembling the waterproof cap 20 to the connector mold 10 and an epoxy filling process to fill the waterproof fill groove 24 formed at the rim of the waterproof cap 20, process( 150). ≪ / RTI >
4. The method of claim 3, further comprising:
The edge binding force of the waterproof epoxy 40 filled in the waterproof filling groove 24 is increased on the inner surface of the side wall end side of the cap engagement portion 11 of the connector mold 10 through the terminal insert mold molding process 110, Wherein an epoxy support groove (12) is formed to increase a supporting force against a contractive force so that a rim of the waterproof epoxy (40) maintains a strong coupling force with the connector mold (10).
KR1020150183058A 2015-12-21 2015-12-21 water proof ear-connector and its method thereof KR101667935B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180108969A (en) * 2017-03-24 2018-10-05 주식회사 제이앤티씨 FPCB type waterproof ear connector and its manufacturing method
KR20190108983A (en) * 2018-03-16 2019-09-25 주식회사 제이앤티씨 Ear connector for electronic equipment
KR102066440B1 (en) 2019-07-31 2020-01-15 주식회사 제이앤티씨 Manufacturing method of socket mold for socket connector for electronic device

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Publication number Priority date Publication date Assignee Title
JP2012195125A (en) 2011-03-16 2012-10-11 Excel Denshi:Kk Connector of electronic apparatus, plug of the electronic apparatus, and waterproof structure of the electronic apparatus
KR200473124Y1 (en) * 2012-12-11 2014-06-24 주식회사 제이앤티씨 An ear connector for a mobile
KR20140113789A (en) * 2013-03-14 2014-09-25 삼성전자주식회사 Waterproof ear jack and method for manufacturing thereof
KR20140126603A (en) * 2013-04-23 2014-10-31 한국단자공업 주식회사 Waterproof connector for ear phone and making method for the same
CN204257880U (en) * 2014-12-24 2015-04-08 昆山长盈精密技术有限公司 A kind of waterproof earphone jack

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012195125A (en) 2011-03-16 2012-10-11 Excel Denshi:Kk Connector of electronic apparatus, plug of the electronic apparatus, and waterproof structure of the electronic apparatus
KR200473124Y1 (en) * 2012-12-11 2014-06-24 주식회사 제이앤티씨 An ear connector for a mobile
KR20140113789A (en) * 2013-03-14 2014-09-25 삼성전자주식회사 Waterproof ear jack and method for manufacturing thereof
KR20140126603A (en) * 2013-04-23 2014-10-31 한국단자공업 주식회사 Waterproof connector for ear phone and making method for the same
CN204257880U (en) * 2014-12-24 2015-04-08 昆山长盈精密技术有限公司 A kind of waterproof earphone jack

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180108969A (en) * 2017-03-24 2018-10-05 주식회사 제이앤티씨 FPCB type waterproof ear connector and its manufacturing method
KR102140575B1 (en) * 2017-03-24 2020-08-04 주식회사 제이앤티씨 FPCB type waterproof ear connector and its manufacturing method
KR20190108983A (en) * 2018-03-16 2019-09-25 주식회사 제이앤티씨 Ear connector for electronic equipment
KR102044177B1 (en) * 2018-03-16 2019-11-13 주식회사 제이앤티씨 Ear connector for electronic equipment
KR102066440B1 (en) 2019-07-31 2020-01-15 주식회사 제이앤티씨 Manufacturing method of socket mold for socket connector for electronic device

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