JPH0270500U - - Google Patents

Info

Publication number
JPH0270500U
JPH0270500U JP1989114374U JP11437489U JPH0270500U JP H0270500 U JPH0270500 U JP H0270500U JP 1989114374 U JP1989114374 U JP 1989114374U JP 11437489 U JP11437489 U JP 11437489U JP H0270500 U JPH0270500 U JP H0270500U
Authority
JP
Japan
Prior art keywords
opening area
housing
casing
bent portion
groove
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.)
Pending
Application number
JP1989114374U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1989114374U priority Critical patent/JPH0270500U/ja
Publication of JPH0270500U publication Critical patent/JPH0270500U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Casings For Electric Apparatus (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例に係わるＣＡＴＶ機
器における筐体構造を示す断面図、第２図Ａ及び
Ｂはそれぞれ従来のＣＡＴＶ機器における筐体構
造を示す断面図及びその部分拡大断面図である。 １５……回路基板、２１……筐体本体、２１ａ
……基板取付け用ボス、２２……溝、２３……堤
部、２４……蓋、２５……金属箔。 FIG. 1 is a sectional view showing the casing structure of a CATV device according to an embodiment of the present invention, and FIGS. 2A and 2B are a sectional view and a partially enlarged sectional view showing the casing structure of a conventional CATV device, respectively. be. 15... Circuit board, 21... Housing body, 21a
...Boss for mounting the board, 22...Groove, 23...Bank, 24...Lid, 25...Metal foil.

Claims (1)

【実用新案登録請求の範囲】 機器を構成する要素装置が筐体内に収容されて
なるＣＡＴＶ機器において、 上記筐体本体の開口域を囲む上周縁部に設けら
れた溝と、 この溝により上記筐体開口域との間に形成され
た堤部と、 上記筐体開口域を閉塞する蓋と、 この蓋の外周縁部に上記筐体上周縁部の溝に沿
つて下方へ折曲げ形成され上記筐体開口域の閉塞
時において上記溝に圧入される折曲げ部と、 この蓋の折曲げ部を含む下面側全域を被覆し上
記筐体開口域の閉塞時において上記溝に圧入され
た折曲げ部の内周面と上記筐体開口域を囲む堤部
との間にサンドイツチ状に挾み込まれる金属箔と
を具備し、 上記筐体内を電磁気的に密封したことを特徴と
するＣＡＴＶ機器。[Claims for Utility Model Registration] CATV equipment in which elemental devices constituting the equipment are housed in a housing, a groove provided in the upper peripheral edge surrounding the opening area of the housing body; a bank formed between the body opening area and the housing opening area; a lid closing the housing opening area; A bent portion that is press-fitted into the groove when the housing opening area is closed, and a bent portion that covers the entire lower surface side including the bent portion of the lid and is press-fitted into the groove when the housing opening area is closed. CATV equipment, comprising: a metal foil sandwiched between the inner circumferential surface of the casing and an embankment surrounding the opening area of the casing in the form of a sandwich, the inside of the casing being electromagnetically sealed.
JP1989114374U 1989-09-29 1989-09-29 Pending JPH0270500U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989114374U JPH0270500U (en) 1989-09-29 1989-09-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989114374U JPH0270500U (en) 1989-09-29 1989-09-29

Publications (1)

Publication Number Publication Date
JPH0270500U true JPH0270500U (en) 1990-05-29

Family

ID=31355062

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989114374U Pending JPH0270500U (en) 1989-09-29 1989-09-29

Country Status (1)

Country Link
JP (1) JPH0270500U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004327499A (en) * 2003-04-21 2004-11-18 Sharp Corp Radio wave leakage prevention structure

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337403B2 (en) * 1975-06-28 1978-10-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337403B2 (en) * 1975-06-28 1978-10-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004327499A (en) * 2003-04-21 2004-11-18 Sharp Corp Radio wave leakage prevention structure

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