JPS58168937U - brightness adjustment device - Google Patents

brightness adjustment device

Info

Publication number
JPS58168937U
JPS58168937U JP6572682U JP6572682U JPS58168937U JP S58168937 U JPS58168937 U JP S58168937U JP 6572682 U JP6572682 U JP 6572682U JP 6572682 U JP6572682 U JP 6572682U JP S58168937 U JPS58168937 U JP S58168937U
Authority
JP
Japan
Prior art keywords
adjustment device
brightness adjustment
brightness
illumination lamp
alarm
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
JP6572682U
Other languages
Japanese (ja)
Other versions
JPS6348440Y2 (en
Inventor
諭 中條
Original Assignee
日産自動車株式会社
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 by 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP6572682U priority Critical patent/JPS58168937U/en
Publication of JPS58168937U publication Critical patent/JPS58168937U/en
Application granted granted Critical
Publication of JPS6348440Y2 publication Critical patent/JPS6348440Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
  • Control Of Voltage And Current In General (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第1図は従来の輝度制御装置の電気回路、第2図から第
4図は本考案による輝度制御装置の異なる実施例の電気
回路である。 1・・・発振部、2・・・デユーティ比制御部、3・・
・トランジスタ、4・・・ランプ、6・・・輝度増加ス
イッチ、7・・・輝度低下スイッチ、8・・・警報部、
9・・・タイマO
FIG. 1 shows an electric circuit of a conventional brightness control device, and FIGS. 2 to 4 show electric circuits of different embodiments of the brightness control device according to the present invention. DESCRIPTION OF SYMBOLS 1... Oscillation part, 2... Duty ratio control part, 3...
・Transistor, 4...Lamp, 6...Brightness increase switch, 7...Brightness decrease switch, 8...Alarm unit,
9...Timer O

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 照明用ランプの輝度を手動で調整する装置において、照
明用ランプの輝度が最大または最小になったとき一定時
間警報を発する警報手段を設けたことを特徴とする輝度
調整装置。
1. A device for manually adjusting the brightness of an illumination lamp, characterized in that the device is provided with an alarm means for issuing an alarm for a certain period of time when the brightness of the illumination lamp reaches a maximum or minimum.
JP6572682U 1982-05-07 1982-05-07 brightness adjustment device Granted JPS58168937U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6572682U JPS58168937U (en) 1982-05-07 1982-05-07 brightness adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6572682U JPS58168937U (en) 1982-05-07 1982-05-07 brightness adjustment device

Publications (2)

Publication Number Publication Date
JPS58168937U true JPS58168937U (en) 1983-11-11
JPS6348440Y2 JPS6348440Y2 (en) 1988-12-13

Family

ID=30075672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6572682U Granted JPS58168937U (en) 1982-05-07 1982-05-07 brightness adjustment device

Country Status (1)

Country Link
JP (1) JPS58168937U (en)

Also Published As

Publication number Publication date
JPS6348440Y2 (en) 1988-12-13

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