JPH0163298U - - Google Patents

Info

Publication number
JPH0163298U
JPH0163298U JP1987155584U JP15558487U JPH0163298U JP H0163298 U JPH0163298 U JP H0163298U JP 1987155584 U JP1987155584 U JP 1987155584U JP 15558487 U JP15558487 U JP 15558487U JP H0163298 U JPH0163298 U JP H0163298U
Authority
JP
Japan
Prior art keywords
field coil
circuit board
printed circuit
attached
acoustic volume
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
JP1987155584U
Other languages
English (en)
Other versions
JPH054394Y2 (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 JP15558487U priority Critical patent/JPH054394Y2/ja
Publication of JPH0163298U publication Critical patent/JPH0163298U/ja
Application granted granted Critical
Publication of JPH054394Y2 publication Critical patent/JPH054394Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Telephone Set Structure (AREA)

Description

【図面の簡単な説明】
第１図は本案のフイールドコイル付圧電型受話
ユニツトの第一実施例の半部縦断面図、第２図は
同じく第二実施例の縦断面図、第３図は従来の同
様の受話ユニツトの一部縦断側面図である。 １：フレーム、２：固定リング、３：圧電型振
動板、４：導電コネクタ、５：端子片、６：裏ケ
ース、７：金属ケース、７ａ：突条、８：通音孔
、９：音響容積、１２：フイールドコイル、１３
：プリント基板、１４：コイルケース、１５，１
６：入力端子、１７：通音路、１８：弾接片、１
９：電気部品、２０：裏側ケース。

Claims (1)

    【実用新案登録請求の範囲】
  1. 圧電型振動板７、フレーム１、プリント基板１
    ３を金属ケース７でかしめ結合して、内部に音響
    容積９を形成し、フイールドコイル１２を付設し
    た圧電型フイルードコイル付受話ユニツトにおい
    て、フイールドコイル１２をプリント基板１３に
    取付け、このプリント基板１３を音響容積９を形
    成する隔壁としたことを特徴とする圧電型フイー
    ルドコイル付受話ユニツト。
JP15558487U 1987-10-13 1987-10-13 Expired - Lifetime JPH054394Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15558487U JPH054394Y2 (ja) 1987-10-13 1987-10-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15558487U JPH054394Y2 (ja) 1987-10-13 1987-10-13

Publications (2)

Publication Number Publication Date
JPH0163298U true JPH0163298U (ja) 1989-04-24
JPH054394Y2 JPH054394Y2 (ja) 1993-02-03

Family

ID=31433341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15558487U Expired - Lifetime JPH054394Y2 (ja) 1987-10-13 1987-10-13

Country Status (1)

Country Link
JP (1) JPH054394Y2 (ja)

Also Published As

Publication number Publication date
JPH054394Y2 (ja) 1993-02-03

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