JPH0245536U - - Google Patents
Info
- Publication number
- JPH0245536U JPH0245536U JP12138488U JP12138488U JPH0245536U JP H0245536 U JPH0245536 U JP H0245536U JP 12138488 U JP12138488 U JP 12138488U JP 12138488 U JP12138488 U JP 12138488U JP H0245536 U JPH0245536 U JP H0245536U
- Authority
- JP
- Japan
- Prior art keywords
- detection sensor
- charge
- charge lever
- output
- optical system
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Details Of Cameras Including Film Mechanisms (AREA)
- Cameras In General (AREA)
- Shutters For Cameras (AREA)
Description
第１図乃至第４図は本考案の第一実施例を示し
、第１図はシヤツタ駆動装置の側面図、第２図は
シヤツタ駆動装置の一部平面図、第３図は回路ブ
ロツク図、第４図は出力波形図であり、第５図乃
至第８図は本考案の第二実施例を示し、第５図及
び第６図はミラー駆動装置の側面図、第７図は回
路ブロツク図、第８図は出力波形等を示す図であ
り、第９図は従来例を示すシヤツタ駆動装置の構
成図である。
４，３８，５０…チヤージレバー、１８…駆動
手段、２８…検出手段、２９…被検出部、３０…
フオトインタラプタ（検出センサ）、４２…ミラ
ー（光学系部材）。
1 to 4 show a first embodiment of the present invention, in which FIG. 1 is a side view of the shutter drive device, FIG. 2 is a partial plan view of the shutter drive device, and FIG. 3 is a circuit block diagram. FIG. 4 is an output waveform diagram, FIGS. 5 to 8 show a second embodiment of the present invention, FIGS. 5 and 6 are side views of the mirror driving device, and FIG. 7 is a circuit block diagram. , FIG. 8 is a diagram showing output waveforms, etc., and FIG. 9 is a configuration diagram of a conventional shutter drive device. 4, 38, 50... Charge lever, 18... Drive means, 28... Detection means, 29... Detected part, 30...
Photo interrupter (detection sensor), 42...mirror (optical system member).
Claims (1)
られたチヤージレバーと このチヤージレバーの第一の位置から第二の位
置への移動に追従して非チヤージ位置からチヤー
ジ位置へ移動される光学系部材と、 前記チヤージレバーを第一の位置から第二の位
置へ移動させる駆動手段と、 前記チヤージレバーに被検出部を設け、固定側
にこの被検出部を検出する検出センサを設け、こ
の検出センサの出力が前記チヤージレバーの第一
の位置と第二の位置との間で切り換わりこの切り
換わり点を境に第一の位置側と第二の位置側で異
なる出力状態となるよう構成した検出手段とを備
え、 前記検出センサの出力の切り換わり点に基づい
て前記駆動手段の制動制御を行うよう構成し、 前記検出センサの出力状態より前記光学系部材
がチヤージ位置にあることを検出したことを特徴
とするカメラの光学系駆動装置。[Claims for Utility Model Registration] A charge lever provided to be movable between a first position and a second position; and a non-charge position that follows the movement of the charge lever from the first position to the second position. an optical system member that is moved from the first position to the second position; a drive means that moves the charge lever from the first position to the second position; a detected part is provided on the charge lever, and the detected part is detected on the fixed side. A detection sensor is provided, and the output of this detection sensor switches between the first position and the second position of the charge lever, and the output differs between the first position and the second position with this switching point as a border. and a detection means configured to control the driving means based on a switching point of the output of the detection sensor, and the optical system member is configured to be in a charge position based on the output state of the detection sensor. An optical system drive device for a camera, characterized in that it detects that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12138488U JP2521185Y2 (en) | 1988-09-16 | 1988-09-16 | Camera optical system drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12138488U JP2521185Y2 (en) | 1988-09-16 | 1988-09-16 | Camera optical system drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0245536U true JPH0245536U (en) | 1990-03-28 |
| JP2521185Y2 JP2521185Y2 (en) | 1996-12-25 |
Family
ID=31368338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12138488U Expired - Lifetime JP2521185Y2 (en) | 1988-09-16 | 1988-09-16 | Camera optical system drive |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2521185Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019082556A (en) * | 2017-10-30 | 2019-05-30 | キヤノン電子株式会社 | Blade driving apparatus and imaging apparatus |
| JP2019095479A (en) * | 2017-11-17 | 2019-06-20 | キヤノン電子株式会社 | Blade driving device and imaging device |
-
1988
- 1988-09-16 JP JP12138488U patent/JP2521185Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019082556A (en) * | 2017-10-30 | 2019-05-30 | キヤノン電子株式会社 | Blade driving apparatus and imaging apparatus |
| JP2019095479A (en) * | 2017-11-17 | 2019-06-20 | キヤノン電子株式会社 | Blade driving device and imaging device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2521185Y2 (en) | 1996-12-25 |