JPH02128133U - - Google Patents
Info
- Publication number
- JPH02128133U JPH02128133U JP3785789U JP3785789U JPH02128133U JP H02128133 U JPH02128133 U JP H02128133U JP 3785789 U JP3785789 U JP 3785789U JP 3785789 U JP3785789 U JP 3785789U JP H02128133 U JPH02128133 U JP H02128133U
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- opening
- shutter blade
- blade
- focal plane
- 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
- Shutters For Cameras (AREA)
Description
第１図ないし第４図は本考案に係るフオーカル
プレーンシヤツタの一実施例を示す図であり、第
１図はこのフオーカルプレーンシヤツタの分解斜
視図、第２図はこのシヤツタの断面図、第３図は
閉鎖シヤツタ羽根ユニツトがシヤツタ開口を閉鎖
した状態を示す平面図、第４図はこのシヤツタの
作動終期を示す断面図であり、第５図ないし第８
図は従来のフオーカルプレーンシヤツタを示す図
であり、第６図、第７図および第８図はそれぞれ
このシヤツタの作動初期、中期、終期を示す断面
図である。
１ａ……シヤツタ開口、３……閉鎖シヤツタ羽
根ユニツト（閉鎖シヤツタ羽根）、５……開放シ
ヤツタ羽根ユニツト（開放シヤツタ羽根）、８…
…フイルム面、１３……制動手段。
1 to 4 are views showing one embodiment of a focal plane shutter according to the present invention, FIG. 1 is an exploded perspective view of this focal plane shutter, and FIG. 2 is a cross-sectional view of this shutter. 3 is a plan view showing a state in which the closing shutter blade unit closes the shutter opening, FIG. 4 is a sectional view showing the final stage of operation of this shutter, and FIGS.
This figure shows a conventional focal plane shutter, and FIGS. 6, 7, and 8 are sectional views showing the early, middle, and final stages of operation of this shutter, respectively. 1a...Shutter opening, 3...Closed shutter blade unit (closed shutter blade), 5...Open shutter blade unit (open shutter blade), 8...
...Film surface, 13...braking means.
Claims (1)
を開放する開放シヤツタ羽根と、前記開放シヤツ
タ羽根から微小間隔だけ離隔して撮影レンズ側に
配設され、前記開放シヤツタ羽根の作動後に作動
してシヤツタ開口を閉鎖する閉鎖シヤツタ羽根と
を備えたフオーカルプレーンシヤツタにおいて、
前記閉鎖シヤツタ羽根に作用して作動終期の作動
速度を遅くする制動手段を配設したことを特徴と
するフオーカルプレーンシヤツタ。 An opening shutter blade that is operated by the shutter release to open the shutter opening; and an opening shutter blade that is arranged on the photographing lens side at a minute distance from the opening shutter blade, and is operated after the opening shutter blade is activated to close the shutter opening. In a focal plane shutter equipped with a closing shutter blade,
A focal plane shutter characterized in that a braking means is provided that acts on the closing shutter blade to slow down the operating speed at the final stage of operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3785789U JPH02128133U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3785789U JPH02128133U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02128133U true JPH02128133U (en) | 1990-10-23 |
Family
ID=31545342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3785789U Pending JPH02128133U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02128133U (en) |
-
1989
- 1989-03-31 JP JP3785789U patent/JPH02128133U/ja active Pending