JPH03112441U - - Google Patents

Info

Publication number
JPH03112441U
JPH03112441U JP2044190U JP2044190U JPH03112441U JP H03112441 U JPH03112441 U JP H03112441U JP 2044190 U JP2044190 U JP 2044190U JP 2044190 U JP2044190 U JP 2044190U JP H03112441 U JPH03112441 U JP H03112441U
Authority
JP
Japan
Prior art keywords
mirror
assembly
mirror angle
detection element
angle
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
JP2044190U
Other languages
Japanese (ja)
Other versions
JP2576870Y2 (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 JP1990020441U priority Critical patent/JP2576870Y2/en
Publication of JPH03112441U publication Critical patent/JPH03112441U/ja
Application granted granted Critical
Publication of JP2576870Y2 publication Critical patent/JP2576870Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)

Description

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

第１図は本考案ミラーの角度検出装置のミラー
アセンブリおよびアクチユエータアセンブリの１
部を破断して示した斜視図、第２図は第１図の
−線における断面図、第３図はピボツトプレー
トとアクチユエータアセンブリとの位置関係を示
す１部破断正面図、第４図は磁電検出素子の斜視
図、第５Ａ図ないし第５Ｃ図はミラーの傾きと磁
束の方向とを示す概略正面図、第６図は磁気検出
素子の特性線図、第７図はミラーの振り角と磁気
検出素子の出力電圧との関係を示す線図、第８図
は検出回路図、第９図は本考案のインナーミラー
の角度検出装置に適用した場合の１部破断斜視図
である。 １０……電導リモコンバツクミラー、１１……
ミラーベース、１２……ミラーボデー、１３……
電導格納機構、１４……ミラーアセンブリ、１５
……アクチユエータアセンブリ、１６……鏡、１
７……ミラーホルダー、１８……ピボツトプレー
ト、２０……ピボツト、２１，２２……可動用ソ
ケツト、２３，２４……永久磁石、３６，３７…
…磁気検出素子、３８……アンプ基板。 Figure 1 shows one part of the mirror assembly and actuator assembly of the mirror angle detection device of the present invention.
FIG. 2 is a sectional view taken along the - line in FIG. 1, FIG. 3 is a partially cutaway front view showing the positional relationship between the pivot plate and the actuator assembly, and FIG. The figure is a perspective view of the magnetoelectric detection element, Figures 5A to 5C are schematic front views showing the inclination of the mirror and the direction of magnetic flux, Figure 6 is a characteristic diagram of the magnetic detection element, and Figure 7 is the swing of the mirror. FIG. 8 is a diagram showing the relationship between the angle and the output voltage of the magnetic detection element, FIG. 8 is a detection circuit diagram, and FIG. 9 is a partially cutaway perspective view when applied to the inner mirror angle detection device of the present invention. 10... Conductive remote control back mirror, 11...
Mirror base, 12...Mirror body, 13...
conductive storage mechanism, 14...mirror assembly, 15
... Actuator assembly, 16 ... Mirror, 1
7... Mirror holder, 18... Pivot plate, 20... Pivot, 21, 22... Movable socket, 23, 24... Permanent magnet, 36, 37...
...Magnetic detection element, 38...Amplifier board.

Claims (1)

【実用新案登録請求の範囲】 １ ミラーボデー内にミラー角度変更用アクチユ
エータを内蔵させたバツクミラーにおいて、ミラ
ーアセンブリのピボツトプレートに永久磁石を固
定し、前記角度変更用アクチユエータアセンブリ
側にミラーの傾きによる磁界の変化を検出する磁
気検出素子を設けたことを特徴とするミラー角度
検出装置。 ２ ピボツトプレートはミラーアセンブリの角度
回動時の支点を有し、かつピボツトプレートの支
点を中心とする該プレート面上の垂直方向と水平
方向に永久磁石を設ける一方、各永久磁石に近接
する位置のミラー角度変更用アクチユエータアセ
ンブリに磁気検出用素子を設けたことを特徴とす
る請求項１記載のミラーの角度検出装置。 ３ アクチユエータアセンブリのフロントハーフ
側に保護用フレームを配設して磁気検出素子の出
力増幅器を含むＰＣ基板を設けたことを特徴とす
る請求項１記載のミラーの角度検出装置。[Claims for Utility Model Registration] 1. In a back mirror with a mirror angle changing actuator built into the mirror body, a permanent magnet is fixed to the pivot plate of the mirror assembly, and the mirror is mounted on the side of the angle changing actuator assembly. A mirror angle detection device characterized by being provided with a magnetic detection element that detects changes in magnetic field due to tilt. 2 The pivot plate has a fulcrum for the angular rotation of the mirror assembly, and permanent magnets are provided in the vertical and horizontal directions on the plate surface centered on the fulcrum of the pivot plate. 2. The mirror angle detection device according to claim 1, further comprising a magnetic detection element provided on the actuator assembly for changing the mirror angle at the position where the mirror angle is changed. 3. The mirror angle detection device according to claim 1, further comprising a protective frame disposed on the front half side of the actuator assembly and a PC board including an output amplifier of the magnetic detection element.
JP1990020441U 1990-03-02 1990-03-02 Mirror angle detector Expired - Lifetime JP2576870Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990020441U JP2576870Y2 (en) 1990-03-02 1990-03-02 Mirror angle detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990020441U JP2576870Y2 (en) 1990-03-02 1990-03-02 Mirror angle detector

Publications (2)

Publication Number Publication Date
JPH03112441U true JPH03112441U (en) 1991-11-18
JP2576870Y2 JP2576870Y2 (en) 1998-07-16

Family

ID=31523532

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990020441U Expired - Lifetime JP2576870Y2 (en) 1990-03-02 1990-03-02 Mirror angle detector

Country Status (1)

Country Link
JP (1) JP2576870Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1632394A2 (en) 2004-08-05 2006-03-08 Murakami Corporation Mirror and angle detection apparatus
EP1632395A2 (en) * 2004-08-05 2006-03-08 Murakami Corporation Mirror and angle detection device
WO2022004226A1 (en) * 2020-07-03 2022-01-06 株式会社村田製作所 Position detection device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136843U (en) * 1982-03-10 1983-09-14 市光工業株式会社 Mirror position detection device
JPS60134049U (en) * 1984-02-18 1985-09-06 市光工業株式会社 Mirror position detection device
JPS63114847U (en) * 1987-01-21 1988-07-23
JPS6428343U (en) * 1987-08-12 1989-02-20

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136843U (en) * 1982-03-10 1983-09-14 市光工業株式会社 Mirror position detection device
JPS60134049U (en) * 1984-02-18 1985-09-06 市光工業株式会社 Mirror position detection device
JPS63114847U (en) * 1987-01-21 1988-07-23
JPS6428343U (en) * 1987-08-12 1989-02-20

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1632394A2 (en) 2004-08-05 2006-03-08 Murakami Corporation Mirror and angle detection apparatus
EP1632395A2 (en) * 2004-08-05 2006-03-08 Murakami Corporation Mirror and angle detection device
EP1632395A3 (en) * 2004-08-05 2007-09-05 Murakami Corporation Mirror and angle detection device
EP1632394A3 (en) * 2004-08-05 2007-09-05 Murakami Corporation Mirror and angle detection apparatus
WO2022004226A1 (en) * 2020-07-03 2022-01-06 株式会社村田製作所 Position detection device

Also Published As

Publication number Publication date
JP2576870Y2 (en) 1998-07-16

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R250 Receipt of annual fees

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EXPY Cancellation because of completion of term