JPH0322495U - - Google Patents

Info

Publication number
JPH0322495U
JPH0322495U JP8249789U JP8249789U JPH0322495U JP H0322495 U JPH0322495 U JP H0322495U JP 8249789 U JP8249789 U JP 8249789U JP 8249789 U JP8249789 U JP 8249789U JP H0322495 U JPH0322495 U JP H0322495U
Authority
JP
Japan
Prior art keywords
diaphragm
magnetic circuit
voice coil
protects
opposite
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
JP8249789U
Other languages
Japanese (ja)
Other versions
JPH075749Y2 (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 JP8249789U priority Critical patent/JPH075749Y2/en
Publication of JPH0322495U publication Critical patent/JPH0322495U/ja
Application granted granted Critical
Publication of JPH075749Y2 publication Critical patent/JPH075749Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Description

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

第１図は第１実施例の断面図、第２図は第２実
施例の断面図である。第３図乃至第７図は従来の
スピーカを示す図であり、第３図は斜視図、第４
図は平面図、第５図は側面図、第６図はカバーの
側面図、第７図はカバーを取外した状態の断面図
である。 １，２……磁気回路、１２，１７……ボビン、
１４，１８……ボイスコイル、３１……保護用の
ネツト（保護ネツト）。 FIG. 1 is a sectional view of the first embodiment, and FIG. 2 is a sectional view of the second embodiment. Figures 3 to 7 are diagrams showing conventional speakers, with Figure 3 being a perspective view and Figure 4 being a perspective view.
5 is a side view, FIG. 6 is a side view of the cover, and FIG. 7 is a sectional view with the cover removed. 1, 2...magnetic circuit, 12, 17...bobbin,
14, 18...Voice coil, 31...Protection net (protection net).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 磁気回路の磁気空隙にボイスコイルの巻回され
たボビンを配して成る第１、及び第２駆動手段が
平面振動板を挟んで対向配置され、前記第１、及
び第２駆動手段は前記平面振動板を互いに逆相で
駆動する構成のスピーカにおいて、前記振動板の
放音面側に配される磁気回路を前記振動板を保護
する保護ネツトに当接せしめたことを特徴とする
スピーカ。 First and second driving means each having a bobbin around which a voice coil is wound are disposed in a magnetic gap of a magnetic circuit, and are arranged opposite to each other with a plane diaphragm in between. 1. A speaker configured to drive diaphragms in opposite phases to each other, characterized in that a magnetic circuit arranged on a sound emitting surface side of the diaphragm is brought into contact with a protective net that protects the diaphragm.
JP8249789U 1989-07-12 1989-07-12 Speaker Expired - Lifetime JPH075749Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8249789U JPH075749Y2 (en) 1989-07-12 1989-07-12 Speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8249789U JPH075749Y2 (en) 1989-07-12 1989-07-12 Speaker

Publications (2)

Publication Number Publication Date
JPH0322495U true JPH0322495U (en) 1991-03-07
JPH075749Y2 JPH075749Y2 (en) 1995-02-08

Family

ID=31629366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8249789U Expired - Lifetime JPH075749Y2 (en) 1989-07-12 1989-07-12 Speaker

Country Status (1)

Country Link
JP (1) JPH075749Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2015136656A1 (en) * 2014-03-13 2017-04-06 賢太 田中 Speaker device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2015136656A1 (en) * 2014-03-13 2017-04-06 賢太 田中 Speaker device

Also Published As

Publication number Publication date
JPH075749Y2 (en) 1995-02-08

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term