JPH0236135U - - Google Patents

Info

Publication number
JPH0236135U
JPH0236135U JP11399588U JP11399588U JPH0236135U JP H0236135 U JPH0236135 U JP H0236135U JP 11399588 U JP11399588 U JP 11399588U JP 11399588 U JP11399588 U JP 11399588U JP H0236135 U JPH0236135 U JP H0236135U
Authority
JP
Japan
Prior art keywords
light emitting
light receiving
parts
light
key switch
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
JP11399588U
Other languages
English (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 JP11399588U priority Critical patent/JPH0236135U/ja
Publication of JPH0236135U publication Critical patent/JPH0236135U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Switches Operated By Changes In Physical Conditions (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の、光学式キーボー
ドのマトリクス方式の立体図、第２図は本考案の
一実施例の、光学式キーボードの一対一方式の側
面図、第３図は従来の実施例を示す、接点接触式
キーボードの側面図を示す。 １……キースイツチ、２……スプリング、３…
…キースイツチ支持板、４……発光素子、５……
受光素子、６……可動電極、７……固定電極。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数の発光部と、前記発光部と対向して設置さ
    れた複数の受光部と、前記発光部と前記受光部の
    軸上に設けられたキースイツチからなり、前記キ
    ースイツチの動きを、前記発光部と前記受光部間
    の遮蔽物の有無として検出する事を特徴とする光
    学式キーボード。
JP11399588U 1988-08-30 1988-08-30 Pending JPH0236135U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11399588U JPH0236135U (ja) 1988-08-30 1988-08-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11399588U JPH0236135U (ja) 1988-08-30 1988-08-30

Publications (1)

Publication Number Publication Date
JPH0236135U true JPH0236135U (ja) 1990-03-08

Family

ID=31354338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11399588U Pending JPH0236135U (ja) 1988-08-30 1988-08-30

Country Status (1)

Country Link
JP (1) JPH0236135U (ja)

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