JPH0415312U - - Google Patents

Info

Publication number
JPH0415312U
JPH0415312U JP5494890U JP5494890U JPH0415312U JP H0415312 U JPH0415312 U JP H0415312U JP 5494890 U JP5494890 U JP 5494890U JP 5494890 U JP5494890 U JP 5494890U JP H0415312 U JPH0415312 U JP H0415312U
Authority
JP
Japan
Prior art keywords
piezoelectric filter
base
output terminals
input
metal plate
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
Application number
JP5494890U
Other languages
Japanese (ja)
Other versions
JPH0727692Y2 (en
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 JP1990054948U priority Critical patent/JPH0727692Y2/en
Publication of JPH0415312U publication Critical patent/JPH0415312U/ja
Application granted granted Critical
Publication of JPH0727692Y2 publication Critical patent/JPH0727692Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Description

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

第１図、第２図、第３図は本考案の実施例を示
す図、第４図は比較データを示す図、第５図は従
来例を示す図である。 １……圧電フイルタ、２，３２，３３，４２，
４３，４５，４６……電磁気遮蔽金属板。 1, 2, and 3 are diagrams showing an embodiment of the present invention, FIG. 4 is a diagram showing comparative data, and FIG. 5 is a diagram showing a conventional example. 1...Piezoelectric filter, 2, 32, 33, 42,
43, 45, 46... Electromagnetic shielding metal plate.

Claims (1)

【実用新案登録請求の範囲】 (1) ベースに設置した圧電フイルタ素子をキヤ
ツプにて気密封止し、このベースから入、出力端
子とアース端子を導出した圧電フイルタにおいて
、この入、出力端子間に少なくとも１つの電磁気
遮蔽金属板を介在させたことを特徴とする圧電フ
イルタのシールド構造。 (2) ベースに設置した圧電フイルタ素子をキヤ
ツプにて気密封止し、このベースから入、出力端
子とアース端子を導出した圧電フイルタを金属ケ
ースにて被覆するとともに、この金属ケースの一
部を前記各端子側に延出し電磁気遮蔽金属板とし
、この入、出力端子間に少なくとも１つ介在させ
たことを特徴とする表面実装形圧電フイルタのシ
ールド構造。[Scope of Claim for Utility Model Registration] (1) In a piezoelectric filter in which a piezoelectric filter element installed on a base is hermetically sealed with a cap, and input and output terminals and a ground terminal are led out from this base, between the input and output terminals. 1. A piezoelectric filter shielding structure, characterized in that at least one electromagnetic shielding metal plate is interposed in the piezoelectric filter. (2) The piezoelectric filter element installed on the base is hermetically sealed with a cap, and the piezoelectric filter whose input and output terminals and ground terminals are led out from this base is covered with a metal case, and a part of this metal case is A shield structure for a surface-mounted piezoelectric filter, characterized in that an electromagnetic shielding metal plate extends to each of the terminals, and at least one electromagnetic shielding metal plate is interposed between the input and output terminals.
JP1990054948U 1990-05-25 1990-05-25 Surface mount type piezoelectric filter shield structure Expired - Lifetime JPH0727692Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990054948U JPH0727692Y2 (en) 1990-05-25 1990-05-25 Surface mount type piezoelectric filter shield structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990054948U JPH0727692Y2 (en) 1990-05-25 1990-05-25 Surface mount type piezoelectric filter shield structure

Publications (2)

Publication Number Publication Date
JPH0415312U true JPH0415312U (en) 1992-02-07
JPH0727692Y2 JPH0727692Y2 (en) 1995-06-21

Family

ID=31577466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990054948U Expired - Lifetime JPH0727692Y2 (en) 1990-05-25 1990-05-25 Surface mount type piezoelectric filter shield structure

Country Status (1)

Country Link
JP (1) JPH0727692Y2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55818U (en) * 1978-06-15 1980-01-07
JPS55142024U (en) * 1979-03-27 1980-10-11
JPS63136422U (en) * 1987-02-27 1988-09-07
JPH01103914U (en) * 1987-12-28 1989-07-13

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55818U (en) * 1978-06-15 1980-01-07
JPS55142024U (en) * 1979-03-27 1980-10-11
JPS63136422U (en) * 1987-02-27 1988-09-07
JPH01103914U (en) * 1987-12-28 1989-07-13

Also Published As

Publication number Publication date
JPH0727692Y2 (en) 1995-06-21

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Legal Events

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R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term