JPS60140942U - Bounce prevention device for movable mirror in single-lens reflex camera - Google Patents
Bounce prevention device for movable mirror in single-lens reflex cameraInfo
- Publication number
- JPS60140942U JPS60140942U JP2918984U JP2918984U JPS60140942U JP S60140942 U JPS60140942 U JP S60140942U JP 2918984 U JP2918984 U JP 2918984U JP 2918984 U JP2918984 U JP 2918984U JP S60140942 U JPS60140942 U JP S60140942U
- Authority
- JP
- Japan
- Prior art keywords
- movable mirror
- mirror
- prevention device
- bounce prevention
- lens reflex
- 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
Links
Landscapes
- Cameras In General (AREA)
- Shutters For Cameras (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
第１図〜第４図は本考案の一実施例を示しており、第１
図は可動ミラーの支持状態を示す側面図、第２図はバウ
ンド防止装置を備えたミラー駆動機構部の正面図であっ
てフィルムが巻き上げられシャッタチャージがなされた
状態、第３図は同じく可動ミラーが跳ね上げられた状態
、第４図は同じく可動ミラーが測光位置に復帰しフィル
ム巻き上げ前の状態、第５図は他の実施例を示しており
ミ第３図に対応する部分正面図である。
１０・・・・・・可動ミラー、１１・・・・・・ミラー
保持部材、１３・・・・・・ストッパ、１４・・・・・
・係合突起、２０・・・・・・基板、３０・・・・・・
ミラー駆動レバー、３５・・・・・・バウンド防止立回
げ部、４０・・・・・・復帰中間レバー、４１・・・・
・・復帰レバー、４２・・・・・・復帰補助レバー、５
０・・・・・・レリーズ係止レバー、６ｏ・・・・・・
バウンド防止レバー、６３・・・・・・制限端、７ｏ・
・曲記憶スイッチ、７１・・・・・・記憶スイッチ接片
、７２・・曲記憶グランド接片、台０・・・・・・シャ
ツタレリーズレバー、９１・・・・・・シャッタ係止レ
バー、９２・・曲シ、ヤツタ後幕信号レバー、９４・・
・・・・シャッタ先幕信号レバー。Figures 1 to 4 show an embodiment of the present invention.
The figure is a side view showing the supporting state of the movable mirror, Figure 2 is a front view of the mirror drive mechanism equipped with a bounce prevention device, with the film wound up and the shutter charged, and Figure 3 is a side view of the movable mirror as well. FIG. 4 shows a state in which the movable mirror has returned to the photometry position and before film winding, and FIG. 5 shows another embodiment and is a partial front view corresponding to FIG. 3. . 10...Movable mirror, 11...Mirror holding member, 13...Stopper, 14...
・Engagement protrusion, 20... Board, 30...
Mirror drive lever, 35... Bound prevention vertical rotation part, 40... Return intermediate lever, 41...
...Return lever, 42...Return auxiliary lever, 5
0... Release locking lever, 6o...
Bound prevention lever, 63...Restriction end, 7o.
- Song memory switch, 71... Memory switch contact piece, 72... Song memory ground contact piece, Base 0... Shirt release lever, 91... Shutter locking lever , 92... song, Yatsuta rear curtain signal lever, 94...
...Shutter front curtain signal lever.
Claims (4)
る駆動機構とを備えた一眼レフレックスカメラにおける
可動ミラーのバウンド防止装置において、前記可動ミラ
ーまたはそれに連動する部材に係合する方向に付勢され
たバウンド防止部材を設け、前記可動ミラーが上昇位置
に至った時、前記可動ミラーまたはそれに連動する部材
に係合して該可動ミラーのバウンドを防止し、シャツタ
幕走行終了に対応し付勢力に抗して変位して前記係合を
解除するよう前記バウンド防止部材を配設したこと番特
徴とする一眼レフレックスカメラにおける可動ミラーの
バウンド防止装置。(1) In a bounce prevention device for a movable mirror in a single-lens reflex camera that includes a movable mirror and a drive mechanism that inverts and holds the movable mirror, the movable mirror is biased in a direction to engage with the movable mirror or a member interlocked therewith. A bounce preventing member is provided, and when the movable mirror reaches the raised position, it engages with the movable mirror or a member linked thereto to prevent the movable mirror from bouncing, and applies a biasing force in response to the end of the shutter curtain travel. A bounce prevention device for a movable mirror in a single-lens reflex camera, characterized in that the bounce prevention member is disposed so as to be displaced against the force and release the engagement.
フレックスカメラにおける可動ミラーのバウンド防止装
置において、前記可動ミラーを上昇位置および下降位置
に反転させるミラー駆動部材と、該ミラー駆動部材を復
帰させる復帰機構と、該復帰機構を係止する係止機構と
により前記駆動機構を形成し、前記バウンド防止部材が
前記可動ミラーもしくはミラー駆動部材を係止可能にし
、前記シャッタの後幕走行終了時に係止解除するよう、
前記シャッタの後幕または該後幕に連動する部材を前記
バウンド防止部材に係合させることを特徴とする一眼レ
フレックスカメラにおける可動ミラーのバウンド防止装
置。(2) Utility Model Registration Scope of Claim 1 In the bouncing prevention device for a movable mirror in a single-lens reflex camera as set forth in claim 1, there is provided a mirror drive member for reversing the movable mirror to a raised position and a lowered position, and a return of the mirror drive member. The drive mechanism is formed by a return mechanism that causes the movable mirror to move, and a locking mechanism that locks the return mechanism, and the bounce prevention member can lock the movable mirror or the mirror drive member, and To release the lock,
A bounce prevention device for a movable mirror in a single-lens reflex camera, characterized in that a rear curtain of the shutter or a member interlocked with the rear curtain is engaged with the bounce prevention member.
／ツクスカメラにおける可動ミラーのバウンド防止装置
において、前記可動ミラーを上昇位 。 置および下降位置に反転させるミラー駆動部材と、該ミ
ラー駆動部材を復帰させる復帰機構と、該復帰機構を係
止する係止機構とにより前記駆動機構を形成し、前記バ
ウンド防止部材が前記可動ミラーもしくはミラー駆動部
材を係止可能にし、前記シャッタの先幕走行終了時に係
止解除するよう、前記シャッタの先幕または該 ′先
幕に連動する部材を前記バウンド防止部材に係合させる
ことを特徴とする一眼レフレックスカメラにおける可動
ミラーのバウンド防止装置。(3) Single-lens camera 7L as stated in Claim 1 of Utility Model Registration Claims
/ In a bounce prevention device for a movable mirror in a Tsukusu camera, the movable mirror is raised to a raised position. The drive mechanism is formed by a mirror drive member that reverses the movable mirror to the lowered and lowered positions, a return mechanism that returns the mirror drive member, and a locking mechanism that locks the return mechanism, and the bounce prevention member is configured to rotate the movable mirror. Alternatively, the front curtain of the shutter or a member interlocked with the front curtain is engaged with the bounce prevention member so that the mirror drive member can be locked and the front curtain of the shutter is released from the lock when the front curtain of the shutter finishes traveling. A bounce prevention device for a movable mirror in a single-lens reflex camera.
の一眼レフレックスカメラにおける可動ミラーのバウン
ド防止装置において、カメラに備えた電気回路の少なく
とも一つのスイッチが有するばねを、前記バウンド防止
部材を付勢するためニ用イたことを特徴とする一眼レフ
レックスカメラにおける可動ミラーのバウンド防止装置
。(4) Utility model registration In the bounce prevention device for a movable mirror in a single-lens reflex camera according to claims 1 to 3, a spring included in at least one switch of an electric circuit provided in the camera is used as a bounce prevention device. A bouncing prevention device for a movable mirror in a single-lens reflex camera, characterized in that a device is used to bias a member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2918984U JPS60140942U (en) | 1984-02-29 | 1984-02-29 | Bounce prevention device for movable mirror in single-lens reflex camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2918984U JPS60140942U (en) | 1984-02-29 | 1984-02-29 | Bounce prevention device for movable mirror in single-lens reflex camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60140942U true JPS60140942U (en) | 1985-09-18 |
Family
ID=30527771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2918984U Pending JPS60140942U (en) | 1984-02-29 | 1984-02-29 | Bounce prevention device for movable mirror in single-lens reflex camera |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60140942U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012063453A (en) * | 2010-09-14 | 2012-03-29 | Pentax Ricoh Imaging Co Ltd | Impact absorption mechanism for movable mirror of camera |
| JP2012063454A (en) * | 2010-09-14 | 2012-03-29 | Pentax Ricoh Imaging Co Ltd | Impact absorption mechanism for movable mirror of camera |
-
1984
- 1984-02-29 JP JP2918984U patent/JPS60140942U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012063453A (en) * | 2010-09-14 | 2012-03-29 | Pentax Ricoh Imaging Co Ltd | Impact absorption mechanism for movable mirror of camera |
| JP2012063454A (en) * | 2010-09-14 | 2012-03-29 | Pentax Ricoh Imaging Co Ltd | Impact absorption mechanism for movable mirror of camera |
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