KR970051462A - 유니트에 전자파 차폐스프링이 설치된 셀프 - Google Patents
유니트에 전자파 차폐스프링이 설치된 셀프 Download PDFInfo
- Publication number
- KR970051462A KR970051462A KR1019950047701A KR19950047701A KR970051462A KR 970051462 A KR970051462 A KR 970051462A KR 1019950047701 A KR1019950047701 A KR 1019950047701A KR 19950047701 A KR19950047701 A KR 19950047701A KR 970051462 A KR970051462 A KR 970051462A
- Authority
- KR
- South Korea
- Prior art keywords
- self
- unit
- shielding spring
- elastic
- piece
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/18—Construction of rack or frame
-
- 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
- H01R4/58—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 characterised by the form or material of the contacting members
- H01R4/64—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
- H05K7/1424—Card cages
- H05K7/1425—Card cages of standardised dimensions, e.g. 19"-subrack
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/0015—Gaskets or seals
- H05K9/0016—Gaskets or seals having a spring contact
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
Description
Claims (3)
- 전후부 상하에 횡으로 설치된 4개의 프레임(11a,11b,11c,11d), 좌우 양쪽에 설치되어 상기 4개의 프레임(11a,11b,11c,11d)을 고정하는 셀프측판(12), 후측에 백플레인 콘넥터(14)가 설치된 백플레인(13)로 구성된 함체의 내부에 인쇄회로기판(21)과, 상기 각 인쇄회로기판(21)의 선부에 고정되는 전면판(30)으로 구성된 유니트(20)가 일정간격 배설된 셀프(10)에 있어서, 상기 셀프(10)에 일정간격 배설되는 유니트(20)에 구성되는 전면판(30)의 벼면 일측에 세로방향으로 길게 돌출형성되고, 그 일측면에 길이방향으로 고정홈(112)이 형성된 돌출편(111)과, 상기 돌출편(111)의 외주의 전면에 차폐스프링(40)이 씌워져 셀프의 전방으로 방출되는 전자파를 차단하도록 한 것을 특징으로 하는 유니트에 전자파 차폐스프링이 설치된 셀프.
- 제1항에 있어서, 상기 차폐스프링(40)은 V형으로 절곡된 판스프링 구조로 그 일측면을 일정간격으로 절결하여 형성된 다수개의 밀착탄성편(42)과, 상기 각 밀착탄성편(42)의 내측을 밀착탄성편의 외각을 따라 절결하여 형성됨과 동시에 상기 절결부 내측으로 좀더 들어가도록 절곡된 고정탄성편(41)을 구비하되, 상기 고정탄성편의 절곡부 양측에 끝단방향의 소정각도로 절결시켜 그 단부가 상기 고정홈(112)에 걸리게 하는 쪽편(43)을 형성하여 구성된 것을 특징으로 하는 유니트에 전자파 차폐스프링이 설치된 셀프.
- 제2항에 있어서, 상기 차폐스프링(42)의 배면 및 각각의 밀착탄성편 외측면 양측에 길이방향으로 일정간격으로 접촉돌기(44)가 다수개 돌출형성된 것을 특징으로 하는 유니트에 전자파 차폐스프링이 설치된 셀프.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950047701A KR0184960B1 (ko) | 1995-12-08 | 1995-12-08 | 유니트에 전자파 차폐스프링이 설치된 셀프 |
US08/764,099 US5746326A (en) | 1995-12-08 | 1996-12-06 | Shelf unit with a spring for use in a rack for storing a communication system |
DE19651113A DE19651113A1 (de) | 1995-12-08 | 1996-12-09 | Einschubeinheit zur Verwendung in einem Rack zur Aufnahme eines Kommunikationssystems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950047701A KR0184960B1 (ko) | 1995-12-08 | 1995-12-08 | 유니트에 전자파 차폐스프링이 설치된 셀프 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970051462A true KR970051462A (ko) | 1997-07-29 |
KR0184960B1 KR0184960B1 (ko) | 1999-05-15 |
Family
ID=19438471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950047701A KR0184960B1 (ko) | 1995-12-08 | 1995-12-08 | 유니트에 전자파 차폐스프링이 설치된 셀프 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5746326A (ko) |
KR (1) | KR0184960B1 (ko) |
DE (1) | DE19651113A1 (ko) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE503467C2 (sv) * | 1994-12-14 | 1996-06-17 | Ericsson Telefon Ab L M | Jordnings- och skärmningsanordning |
DE29706673U1 (de) * | 1997-04-14 | 1997-06-05 | bopla Gehäuse Systeme GmbH, 32257 Bünde | Bauteil für HF-dichte Behältnisse |
US5952608A (en) * | 1997-08-11 | 1999-09-14 | Kim; Sun-Ki | Finger strip for shielding electromagnetic wave and front panel assembly mounting the same |
US6011832A (en) * | 1998-06-25 | 2000-01-04 | Ameritech Corporation | Multiple service announcement system and method |
DE29817537U1 (de) * | 1998-10-01 | 1999-11-18 | Siemens AG, 80333 München | Kontaktfederleiste zum Aufstecken auf eine Halteleiste, und Kontaktteil mit Kontaktfederleiste und Halteleiste, insbesondere Frontplatte einer Flachbaugruppe |
US6283770B1 (en) * | 1998-12-11 | 2001-09-04 | Cisco Technology, Incc. | Minimal intrusion EMI shielding clip to maintain electrical contact between two parallel surfaces |
JP2000277960A (ja) * | 1999-03-24 | 2000-10-06 | Nec Corp | プラグインユニット収容ラック型装置の防塵構造 |
US6399880B1 (en) * | 2000-08-08 | 2002-06-04 | Lucent Technologies Inc. | Apparatus and method for electromagnetic shielding |
US6522538B1 (en) * | 2001-03-06 | 2003-02-18 | Intel Corporation | Electronic device EMC shield with helical spring |
DE10115525C1 (de) * | 2001-03-28 | 2002-11-28 | Rittal Electronic Systems Gmbh | Kontaktanordnung |
US6590153B1 (en) * | 2002-03-25 | 2003-07-08 | Adc Dsl Systems, Inc. | Electronic circuit cards |
US7457134B2 (en) * | 2002-08-13 | 2008-11-25 | Finisar Corporation | Electromagnetic radiation containment system |
DE10260402B4 (de) * | 2002-12-16 | 2007-08-02 | Siemens Ag | Einrichtung zur Herstellung einer unter Kontaktkraft gehaltenen stromleitenden Überbrückung und elektrisches Erdungsgerät mit einer derartigen Einrichtung |
DE50306934D1 (de) * | 2003-01-03 | 2007-05-10 | Rohde & Schwarz | Messgerätmodule und messgerät |
US7102897B2 (en) * | 2003-05-14 | 2006-09-05 | Hitachi High-Technologies Corporation | Circuit board module, circuit board chassis and electromagnetic shielding plate therefor |
US7619169B1 (en) | 2003-08-08 | 2009-11-17 | Cisco Technologies, Inc. | Method and apparatus for reducing electromagnetic radiated emissions from a chassis |
US6994572B2 (en) * | 2003-11-26 | 2006-02-07 | International Business Machines Corporation | Apparatus, system, and method for component deactivated interlock |
US20070221591A1 (en) * | 2006-03-24 | 2007-09-27 | Yang-Yuan Hsu | Wedged sliding trough structure |
US20080011510A1 (en) * | 2006-07-12 | 2008-01-17 | General Electric Company | Hybrid faceplate having reduced EMI emissions |
US8933346B1 (en) * | 2010-09-28 | 2015-01-13 | Rockwell Collins, Inc. | Miniature surface mount technology electromagnetic interference shielding device |
US9603277B2 (en) * | 2014-03-06 | 2017-03-21 | Adtran, Inc. | Field-reconfigurable backplane system |
CN106325398B (zh) * | 2015-06-17 | 2019-03-15 | 纬创资通(中山)有限公司 | 服务器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4872212A (en) * | 1987-05-15 | 1989-10-03 | Eip Microwave, Inc. | Microwave main frame |
GB9200453D0 (en) * | 1992-01-10 | 1992-02-26 | Bicc Plc | Enclosure for circuit board |
JPH08500695A (ja) * | 1992-08-31 | 1996-01-23 | シーメンス アクチエンゲゼルシヤフト | シールド付き電気的支持架 |
US5343361A (en) * | 1993-06-11 | 1994-08-30 | The Whitaker Corporation | Thermal junction for card edges in a card cage and ground clip therefor |
US5504657A (en) * | 1994-06-27 | 1996-04-02 | At&T Corp. | System for providing air flow control and EMR shielding of front panels of computers and similar electronic equipment |
-
1995
- 1995-12-08 KR KR1019950047701A patent/KR0184960B1/ko not_active IP Right Cessation
-
1996
- 1996-12-06 US US08/764,099 patent/US5746326A/en not_active Expired - Fee Related
- 1996-12-09 DE DE19651113A patent/DE19651113A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE19651113A1 (de) | 1997-06-12 |
KR0184960B1 (ko) | 1999-05-15 |
US5746326A (en) | 1998-05-05 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19951208 |
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PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19951208 Comment text: Request for Examination of Application |
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PG1501 | Laying open of application | ||
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19980929 |
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PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19981222 Patent event code: PR07011E01D |
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PR1002 | Payment of registration fee |
Payment date: 19981222 End annual number: 3 Start annual number: 1 |
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PG1601 | Publication of registration | ||
FPAY | Annual fee payment |
Payment date: 20011203 Year of fee payment: 4 |
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PR1001 | Payment of annual fee |
Payment date: 20011203 Start annual number: 4 End annual number: 4 |
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Termination category: Default of registration fee Termination date: 20030909 |