JPH02106727U - - Google Patents

Info

Publication number
JPH02106727U
JPH02106727U JP1989016047U JP1604789U JPH02106727U JP H02106727 U JPH02106727 U JP H02106727U JP 1989016047 U JP1989016047 U JP 1989016047U JP 1604789 U JP1604789 U JP 1604789U JP H02106727 U JPH02106727 U JP H02106727U
Authority
JP
Japan
Prior art keywords
case
connecting leg
terminal plate
terminal
ladder
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
JP1989016047U
Other languages
English (en)
Other versions
JPH0749863Y2 (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 JP1989016047U priority Critical patent/JPH0749863Y2/ja
Priority to US07/479,536 priority patent/US5057802A/en
Publication of JPH02106727U publication Critical patent/JPH02106727U/ja
Application granted granted Critical
Publication of JPH0749863Y2 publication Critical patent/JPH0749863Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders or supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
    • H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
    • H03H9/1028—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device the BAW device being held between spring terminals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/58—Multiple crystal filters
    • H03H9/60—Electric coupling means therefor
    • H03H9/605—Electric coupling means therefor consisting of a ladder configuration

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Description

【図面の簡単な説明】
第１〜５図は本考案の実施例を示し、第１図は
電気濾波器Ｆの分解斜視図、第２図はインサート
成形によつて形成されたケース１の横断平面図、
第３図は半割片１ａ，１ｂの重ね合わせによつて
形成されたケース１の縦断側面図、第４図はケー
ス１に各部材を装着した状態の正面図、第５図は
接続脚６ｔ，８ｔ，９ｔを折曲した状態の底面か
らみた斜視図、第６図は取付け状態の縦断側面図
、第７図は濾過回路図である。 １……ケース、１ａ，１ｂ……半割片、２……
開口面、４ａ，４ｂ……直列共振子、５ａ，５ｂ
……並列共振子、６，８，９……端子板、６ｔ，
８ｔ，９ｔ……接続脚、１７……封止板、１８ａ
，１８ｂ……挿通孔。

Claims (1)

  1. 【実用新案登録請求の範囲】 ケース内に、所要回路を形成する直列共振子及
    び並列共振子等を収納し、該ケースの対向する両
    側面のいずれからも、前記回路の外部接続端子と
    なる端子板の接続脚を突出させた梯子型電気濾波
    器において、 接続脚を備えた入力側端子板、出力側端子板及
    びアース側端子板のうちいずれかの端子板をケー
    スに一体組付けして、該ケースの一側面から接続
    脚を突出させ、他の接続脚を備えた端子板を、ケ
    ースの他側面に形成した開口から挿入して、その
    接続脚をケースの他側面から突出させたことを特
    徴とする梯子型電気濾波器。
JP1989016047U 1989-02-14 1989-02-14 梯子型電気濾波器 Expired - Fee Related JPH0749863Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989016047U JPH0749863Y2 (ja) 1989-02-14 1989-02-14 梯子型電気濾波器
US07/479,536 US5057802A (en) 1989-02-14 1990-02-13 Ladder-type electric filter apparatus and housing therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989016047U JPH0749863Y2 (ja) 1989-02-14 1989-02-14 梯子型電気濾波器

Publications (2)

Publication Number Publication Date
JPH02106727U true JPH02106727U (ja) 1990-08-24
JPH0749863Y2 JPH0749863Y2 (ja) 1995-11-13

Family

ID=11905664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989016047U Expired - Fee Related JPH0749863Y2 (ja) 1989-02-14 1989-02-14 梯子型電気濾波器

Country Status (2)

Country Link
US (1) US5057802A (ja)
JP (1) JPH0749863Y2 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04114229U (ja) * 1991-03-20 1992-10-07 日本特殊陶業株式会社 梯子型電気濾波器
JPH04119131U (ja) * 1991-04-02 1992-10-26 日本特殊陶業株式会社 梯子型電気濾波器
JPH054624U (ja) * 1991-06-27 1993-01-22 京セラ株式会社 ラダー型フイルタ
JPH054622U (ja) * 1991-06-27 1993-01-22 京セラ株式会社 ラダー型フイルタ
JPH054623U (ja) * 1991-06-27 1993-01-22 京セラ株式会社 ラダー型フイルタ
JPH0615339U (ja) * 1992-07-24 1994-02-25 日本特殊陶業株式会社 梯子型電気濾波器

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260675A (en) * 1991-04-12 1993-11-09 Ngk Spark Plug Co., Ltd. Ladder-type electric filter device
JPH0522073A (ja) * 1991-07-10 1993-01-29 Ngk Spark Plug Co Ltd 梯子型電気濾波器
US5392012A (en) * 1991-09-18 1995-02-21 Ngk Spark Plug Co., Ltd. Piezoelectric filter in a casing sealed by an insulating filler and having cranked connecting legs
JPH0588029U (ja) * 1992-04-24 1993-11-26 日本特殊陶業株式会社 梯子型電気濾波器
JPH06152316A (ja) * 1992-11-05 1994-05-31 Murata Mfg Co Ltd ラダー型フィルタ
JPH0818382A (ja) * 1994-06-27 1996-01-19 Murata Mfg Co Ltd 圧電部品
US5973442A (en) * 1996-02-22 1999-10-26 Murata Manufacturing Co., Ltd. Piezo-resonator, filter and AM receiving circuitry using piezo-resonator
US5939957A (en) * 1996-07-26 1999-08-17 Ngk Spark Plug Co., Ltd. 6-elements ladder type piezoelectric filter
US20090179764A1 (en) * 2008-01-15 2009-07-16 Chul-Sub Lee Device For Detecting Passenger's Weight In Vehicle
US11616488B2 (en) * 2016-09-30 2023-03-28 Intel Corporation FBAR devices having multiple epitaxial layers stacked on a same substrate

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5748091U (ja) * 1980-09-03 1982-03-17
JPS60169927U (ja) * 1984-04-17 1985-11-11 株式会社村田製作所 ラダ−型フイルタ
JPS614314A (ja) * 1984-06-19 1986-01-10 Toko Inc 梯子形圧電濾波器
JPS6190317U (ja) * 1984-11-17 1986-06-12
JPS62196418U (ja) * 1986-06-04 1987-12-14
JPS6364117U (ja) * 1986-10-15 1988-04-27
JPS63114072U (ja) * 1987-01-17 1988-07-22
JPS63145363U (ja) * 1987-03-13 1988-09-26
JPS643326U (ja) * 1987-06-23 1989-01-10
JPS6425610A (en) * 1987-07-22 1989-01-27 Murata Manufacturing Co Electronic component

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53149750A (en) * 1977-06-01 1978-12-27 Nec Corp Ceramic filter
JPS5672513A (en) * 1979-11-20 1981-06-16 Toshiba Corp Piezoelectric filter
JPS60256201A (ja) * 1984-06-01 1985-12-17 Matsushita Electric Ind Co Ltd 複合型発振子
JP2524969Y2 (ja) * 1987-11-27 1997-02-05 日本特殊陶業株式会社 梯子型電気濾波回路装置

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5748091U (ja) * 1980-09-03 1982-03-17
JPS60169927U (ja) * 1984-04-17 1985-11-11 株式会社村田製作所 ラダ−型フイルタ
JPS614314A (ja) * 1984-06-19 1986-01-10 Toko Inc 梯子形圧電濾波器
JPS6190317U (ja) * 1984-11-17 1986-06-12
JPS62196418U (ja) * 1986-06-04 1987-12-14
JPS6364117U (ja) * 1986-10-15 1988-04-27
JPS63114072U (ja) * 1987-01-17 1988-07-22
JPS63145363U (ja) * 1987-03-13 1988-09-26
JPS643326U (ja) * 1987-06-23 1989-01-10
JPS6425610A (en) * 1987-07-22 1989-01-27 Murata Manufacturing Co Electronic component

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04114229U (ja) * 1991-03-20 1992-10-07 日本特殊陶業株式会社 梯子型電気濾波器
JPH04119131U (ja) * 1991-04-02 1992-10-26 日本特殊陶業株式会社 梯子型電気濾波器
JPH054624U (ja) * 1991-06-27 1993-01-22 京セラ株式会社 ラダー型フイルタ
JPH054622U (ja) * 1991-06-27 1993-01-22 京セラ株式会社 ラダー型フイルタ
JPH054623U (ja) * 1991-06-27 1993-01-22 京セラ株式会社 ラダー型フイルタ
JPH0615339U (ja) * 1992-07-24 1994-02-25 日本特殊陶業株式会社 梯子型電気濾波器

Also Published As

Publication number Publication date
JPH0749863Y2 (ja) 1995-11-13
US5057802A (en) 1991-10-15

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees