JPH0567213B2 - - Google Patents
Info
- Publication number
- JPH0567213B2 JPH0567213B2 JP61102149A JP10214986A JPH0567213B2 JP H0567213 B2 JPH0567213 B2 JP H0567213B2 JP 61102149 A JP61102149 A JP 61102149A JP 10214986 A JP10214986 A JP 10214986A JP H0567213 B2 JPH0567213 B2 JP H0567213B2
- Authority
- JP
- Japan
- Prior art keywords
- film
- mounting plate
- winding
- winding drive
- pin hole
- 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.)
- Expired - Lifetime
Links
- 238000004804 winding Methods 0.000 claims description 33
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Details Of Cameras Including Film Mechanisms (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は内視鏡用フイルムカセツトに関する。[Detailed description of the invention] [Industrial application field] The present invention relates to a film cassette for an endoscope.
従来特開昭59−146038号のように内視鏡に用い
るフイルムカセツトはフイルムを巻取り駆動する
ための第1の部材と、フイルムを巻取るための第
2の部材とからなつていた。
Conventionally, a film cassette used in an endoscope, as disclosed in Japanese Patent Application Laid-Open No. 146038/1982, consists of a first member for winding and driving the film and a second member for winding the film.
しかし、このように2つの部材からなるフイル
ム巻取構造はその構造工程が煩雑でコスト高にな
る問題点を残している。 However, the film winding structure composed of two members as described above has the problem that the construction process is complicated and the cost is high.
〔問題点を解決するための手段とその作用〕
本発明は上記問題点を解決するため、従来のフ
イルムを巻取るための第2の部材を排し、直接フ
イルム巻取駆動するフイルム巻取駆動筒1に、フ
イルム取付板体2に取付けたフイルム4を巻取
り、かつ駆動するようにしたものである。[Means for Solving the Problems and Their Effects] In order to solve the above problems, the present invention eliminates the conventional second member for winding the film and provides a film winding drive that directly drives the film winding. A film 4 attached to a film attachment plate 2 is wound around a tube 1 and driven.
さらに詳細に本発明フイルムカセツトの構成を
説明すれば、フイルム4はフイルム取付板体2
に、フイルム端より距離lの位置にあるピン穴
4hで取付けられる。この距離lはフイルム巻取
駆動筒1の外周より多少大きく設定しており、そ
の結果フイルム4がフイルム巻取駆動筒1に巻き
取られたとき、第1周目の巻取りフイルム部分は
フイルム巻取駆動筒1と間隙sを有して円筒状部
cを形成する。 To explain the structure of the film cassette of the present invention in more detail, the film 4 is attached to the film mounting plate 2.
, a pin hole located at a distance l from the edge of the film.
Installed in 4h. This distance l is set to be somewhat larger than the outer circumference of the film winding drive barrel 1, and as a result, when the film 4 is wound onto the film winding drive barrel 1, the first winding film portion is A cylindrical portion c is formed with a gap s between the take-up cylinder 1 and the cylinder 1 .
このようにして、フイルムの第1周目の部分は
円筒状部cを形成し、その周りにフイルム4が積
層巻回されてゆくので、従来のフイルム巻取りの
ための第2の部材を省略することができる。 In this way, the first round of the film forms a cylindrical part c, around which the film 4 is laminated and wound, so that the conventional second member for winding the film is omitted. can do.
以下、本発明フイルムカセツトの実施例につい
て説明する。
Examples of the film cassette of the present invention will be described below.
まず、図面に記載された各部材について説明す
る。 First, each member shown in the drawings will be explained.
1:フイルム4の巻取駆動筒でフイルム取付板体
2の摺動凸部2bの摺動する摺動溝1aを凹設
している。フイルム4はフイルム端から距離l
の位置において、フイム取付板体2の固定され
て、フイルム巻取駆動筒1に巻取られる。1: A sliding groove 1a in which the sliding convex portion 2b of the film mounting plate 2 slides is formed in the winding drive cylinder of the film 4. Film 4 is at a distance l from the film edge.
At this position, the film mounting plate 2 is fixed and the film is wound onto the film winding drive cylinder 1.
またフイルム巻取駆動筒1の端面には被駆動
歯1bが設けられる。 Furthermore, driven teeth 1b are provided on the end surface of the film winding drive cylinder 1.
2:フイルム端から第3図のように距離lの位置
にあるピン穴4hに固定ピン3を挿入して、フ
イルム4を取付けるフイルム取付板体である。2: A film mounting plate on which the film 4 is mounted by inserting the fixing pin 3 into the pin hole 4h located at a distance l from the end of the film as shown in FIG.
第3図において2aは蓋板、2hは蓋板2a
に穿設されるピン穴である。 In Fig. 3, 2a is the cover plate, 2h is the cover plate 2a
This is a pin hole drilled in the
フイルム取付板体2はその内面に摺動凸部2
bを凸設し、フイルム巻取駆動筒1を摺動可能
とする。 The film mounting plate 2 has a sliding protrusion 2 on its inner surface.
b is provided in a protruding manner so that the film winding drive cylinder 1 can be slid.
3:フイルム端のピン穴4hに挿入して、フイル
ム4をフイルム取付板体2に取付ける固定ピ
ン。3: A fixing pin that is inserted into the pin hole 4h at the end of the film to attach the film 4 to the film mounting plate 2.
4:ピン穴4hにおいてフイルム取付板体2に固
定されるフイルム。4: Film fixed to the film mounting plate 2 at pin hole 4h.
フイルム4の第1周目の部分は前記したよう
に内筒状部cを構成し、フイルム巻取駆動筒1
と間隙sを有することになる。 As described above, the first round portion of the film 4 constitutes the inner cylindrical portion c, and the film winding drive cylinder 1
and a gap s.
5:内視鏡本体7に取付けられるフイルム巻取
駆動筒1の駆動歯。 5: Drive teeth of the film winding drive tube 1 attached to the endoscope body 7.
6:本体7の蓋8を閉めると同時に突出する押動
子。6: A pusher that protrudes when the lid 8 of the main body 7 is closed.
7:内視鏡本体。 7: Endoscope body.
8:蓋。 8: Lid.
9:巻戻し筒。 9: Rewind tube.
以上のように本発明フイルムカセツトは、フイ
ルム巻取駆動筒1がフイルム取付板体2に対して
摺動可能に取付けられる。そしてフイルム4には
フイルム端から距離lにあるピン穴4hが穿設さ
れ、このピン穴4hの位置において、フイルム4
はフイルム取付板体2に取付けられる。 As described above, in the film cassette of the present invention, the film winding drive barrel 1 is slidably mounted on the film mounting plate 2. A pin hole 4h is formed in the film 4 at a distance l from the end of the film, and at the position of this pin hole 4h, the film 4
is attached to the film attachment plate 2.
以下本発明フイルムカセツトの製造順序、構
成、作用について詳述する。 The manufacturing sequence, structure, and operation of the film cassette of the present invention will be described in detail below.
まづフイルム取付板体2と一体の固定ピン3に
フイルム4のピン穴4hを挿通し、さらに蓋体2
aのピン穴2hを固定ピン3に挿通し、フイルム
4をフイルム取付板体2に取付ける。 First, insert the pin hole 4h of the film 4 into the fixing pin 3 that is integrated with the film mounting plate 2, and then attach the lid 2.
Insert the fixing pin 3 through the pin hole 2h of a, and attach the film 4 to the film mounting plate 2.
つぎにフイルム取付板体2の摺動凸部2bをフ
イルム巻取駆動筒1の摺動溝1aに嵌合し、フイ
ルム4を巻取れば、フイルム4の第1周目の部分
は円筒状部cを構成する。なぜならば、ピン穴4
hはフイルム端からの距離lの位置に穿設してあ
り、フイルム端はフイルム取付板体2につき当た
り、フイルム巻取駆動筒1に対して間隙sを残し
て円筒状部cを構成するからである。したがつて
前記距離lは円突状部cをほぼ真円になるように
設定されている。 Next, when the sliding convex portion 2b of the film mounting plate 2 is fitted into the sliding groove 1a of the film winding drive tube 1 and the film 4 is wound, the first rotation portion of the film 4 is formed into a cylindrical portion. Configure c. Because pin hole 4
h is bored at a distance l from the film end, and the film end touches the film mounting plate 2, leaving a gap s with respect to the film winding drive cylinder 1 to form a cylindrical part c. It is. Therefore, the distance l is set so that the circular protrusion c is approximately a perfect circle.
このようにして構成したフイルム4とフイルム
巻取駆動筒1、フイルム巻戻筒8をフイルムカセ
ツトに収納すれば本発明フイルムカセツトが得ら
れる。 The film cassette of the present invention can be obtained by storing the film 4 thus constructed, the film take-up drive tube 1, and the film rewind tube 8 in a film cassette.
本発明フイルムカセツトを第2図のように内視
鏡本体7に挿入して、蓋9を閉めれば押動子6が
突出し、フイルム巻取駆動筒1はフイルム円筒状
部c内をフイルム取付板体2に案内されて摺動
し、その被駆動歯1bは本体7の駆動歯5と噛合
することになる。 When the film cassette of the present invention is inserted into the endoscope body 7 as shown in FIG. 2 and the lid 9 is closed, the pusher 6 protrudes, and the film winding drive tube 1 moves the inside of the film cylindrical portion c to the film mounting plate. It slides while being guided by the body 2, and its driven teeth 1b mesh with the driving teeth 5 of the main body 7.
なお、前記円筒状部cは巻取られたフイルム4
により押され、完全な真円とはならないが、巻取
りの進行につれ求心力が働き極端な真円の形状か
ら逸脱することはない。 Note that the cylindrical portion c is a part of the wound film 4.
As the winding progresses, centripetal force acts and the winding does not deviate from its perfectly round shape.
フイルム取付板体2に取付けられるフイルム4
のピン穴4hと、フイルム端との距離lはフイル
ム巻取駆動筒1の外径より、多少大きく設定して
あるので、フイルム4をフイルム巻取駆動筒1に
巻取ると、その第1周目の部分は円筒状部cを形
成する。したがつて、この円筒状部cに残余のフ
イルム4は巻き取られてゆくので、従来のような
フイルム巻取のための巻取筒は必要としない。
Film 4 attached to film attachment plate 2
The distance l between the pin hole 4h and the end of the film is set to be somewhat larger than the outer diameter of the film winding drive barrel 1, so when the film 4 is wound onto the film winding drive barrel 1, its first rotation The eye portion forms a cylindrical portion c. Therefore, since the remaining film 4 is wound around this cylindrical portion c, there is no need for a conventional winding tube for film winding.
第1図:本発明フイルムカセツト要部の側面
図、第2図:フイルムカセツトを内視鏡に挿入し
たときの作用説明図、第3図:本発明フイルムカ
セツトの要部の分解斜視図、
1:フイルム巻取駆動筒、1a:摺動溝、1
b:被駆動歯、2:フイルム取付板体、2a:蓋
板、2b:摺動凸部、2h:ピン穴、3:固定ピ
ン、4:フイルム、4h:ピン穴、5:駆動歯、
6:押動子、7:内視鏡本体、8:巻戻し筒、
9:蓋板、s:間隙、c:円筒状部。
Figure 1: A side view of the main parts of the film cassette of the present invention, Figure 2: An explanatory view of the action when the film cassette is inserted into an endoscope, Figure 3: An exploded perspective view of the main parts of the film cassette of the present invention, 1 : Film winding drive tube, 1a: Sliding groove, 1
b: Driven tooth, 2: Film mounting plate, 2a: Cover plate, 2b: Sliding protrusion, 2h: Pin hole, 3: Fixed pin, 4: Film, 4h: Pin hole, 5: Drive tooth,
6: Pusher, 7: Endoscope main body, 8: Rewind tube,
9: lid plate, s: gap, c: cylindrical part.
Claims (1)
動筒1とフイルム端部からの距離lにあるピン穴
4hの位置でフイルム4を取付けたフイルム取付
板体2とからなり、フイルム巻取駆動筒1はフイ
ルム取付板体2に対して摺動可能であり、 前記ピン穴4hとフイルム端との距離lはフイ
ルム巻取駆動筒1の外周より大きく設定してあ
り、その結果フイルム4がフイルム巻取駆動筒1
に巻き取られたとき、第1周目の巻取りフイルム
部分はフイルム取付板体2に突き当り、フイルム
巻取駆動筒1と間隙Sを有して円筒部cを形成し
ており、かつ、前記距離lは円筒状部cを形成す
るとき、ほぼ真円になるように設定してある、 ことを特徴とする内視鏡用フイルムカセツト。[Scope of Claims] 1. A film winding drive tube 1 having driven teeth 1b on its end surface, and a film mounting plate 2 having a film 4 mounted thereon at a pin hole 4h located at a distance l from the end of the film. The film winding drive barrel 1 is slidable on the film mounting plate 2, and the distance l between the pin hole 4h and the film end is set to be larger than the outer circumference of the film winding drive barrel 1. As a result, the film 4 is moved to the film winding drive cylinder 1.
When the film is wound up, the first winding film portion abuts the film mounting plate 2 and forms a cylindrical portion c with a gap S with the film winding driving cylinder 1. A film cassette for an endoscope, characterized in that the distance l is set so that when the cylindrical part c is formed, it is almost a perfect circle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10214986A JPS62260129A (en) | 1986-05-06 | 1986-05-06 | Film cassette for endoscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10214986A JPS62260129A (en) | 1986-05-06 | 1986-05-06 | Film cassette for endoscope |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62260129A JPS62260129A (en) | 1987-11-12 |
JPH0567213B2 true JPH0567213B2 (en) | 1993-09-24 |
Family
ID=14319682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10214986A Granted JPS62260129A (en) | 1986-05-06 | 1986-05-06 | Film cassette for endoscope |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62260129A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59146038A (en) * | 1983-02-09 | 1984-08-21 | Olympus Optical Co Ltd | Film cassette |
-
1986
- 1986-05-06 JP JP10214986A patent/JPS62260129A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59146038A (en) * | 1983-02-09 | 1984-08-21 | Olympus Optical Co Ltd | Film cassette |
Also Published As
Publication number | Publication date |
---|---|
JPS62260129A (en) | 1987-11-12 |
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