JP2558510B2 - Film cartridge - Google Patents
Film cartridgeInfo
- Publication number
- JP2558510B2 JP2558510B2 JP63209304A JP20930488A JP2558510B2 JP 2558510 B2 JP2558510 B2 JP 2558510B2 JP 63209304 A JP63209304 A JP 63209304A JP 20930488 A JP20930488 A JP 20930488A JP 2558510 B2 JP2558510 B2 JP 2558510B2
- Authority
- JP
- Japan
- Prior art keywords
- film
- winding
- backing paper
- exposed film
- exposed
- 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
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C3/00—Packages of films for inserting into cameras, e.g. roll-films, film-packs; Wrapping materials for light-sensitive plates, films or papers, e.g. materials characterised by the use of special dyes, printing inks, adhesives
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Cameras Including Film Mechanisms (AREA)
Description
【発明の詳細な説明】 ［産業上の利用分野］ 本発明は、カメラ等の撮影機に使用されるフィルムカ
ートリッシに関する。TECHNICAL FIELD The present invention relates to a film cartridge used in a photographing device such as a camera.
［従来の技術］ 従来、この種のフィルムカートリッジとしては、例え
ばダブルマガジン方式のものがある。このフィルムカー
トリッジは一側に未露光フィルム供給部を有し、他側に
露光済フィルム巻取部を有している。この露光済フィル
ム巻取部と未露光フィルム供給部とを連動するフィルム
通路はカメラ側の露光部を出入させる露光窓を有してい
る。[Prior Art] Conventionally, as a film cartridge of this type, there is, for example, a double magazine type. This film cartridge has an unexposed film supply section on one side and an exposed film winding section on the other side. The film passage that links the exposed film winding section and the unexposed film supply section has an exposure window through which the exposure section on the camera side moves in and out.
このようなフィルムカートリッジをカメラにセットす
ると、未露光フィルム供給部から素巻の未露光のフィル
ムがフィルム通路内の露光位置に繰り出されて露光さ
れ、露光済のフィルムとして露光済フィルム巻取部に巻
取られるようになっている。When such a film cartridge is set in the camera, the unexposed film is unwound from the unexposed film supply section to the exposure position in the film path and is exposed, and is exposed as an exposed film in the exposed film winding section. It is designed to be wound up.
［発明が解決しようとする課題］ しかし、前記した従来のフィルムカートリッジの構成
では、露光済のフィルムの現像処理に際しては、露光済
フィルム巻取部から露光済のフィルムを取り出す必要が
あり、そのためには、露光済フィルム巻取部を破壊しな
ければならず、そのためのオープナ等の工具ないし治具
を必要とし、しかも、露光済のフィルムの取出しに手間
がかかってしまうという問題があった。[Problems to be Solved by the Invention] However, in the configuration of the conventional film cartridge described above, when developing the exposed film, it is necessary to take out the exposed film from the exposed film winding section. However, there is a problem in that the exposed film winding section must be destroyed, a tool or jig such as an opener for that purpose must be destroyed, and it takes time to take out the exposed film.
また露光済のフィルムの巻取りの際、露光済フィルム
巻取部の繰入口の内側に設けたテレンプ等の遮光部材と
の摩擦によってスタチックマークやすり傷が発生し、写
真性能が悪化するという問題があった。Further, when the exposed film is wound up, static marks or scratches are generated due to friction with a light-shielding member such as a telempe provided inside the feeding port of the exposed film winding portion, which deteriorates photographic performance. was there.
本発明は前記問題点に着目してなされたもので、その
目的とするところは、露光済のフィルムの取出しに不可
欠なオープナ等の工具ないし治具を不要とし、露光済の
フィルムの取出し作業を容易にし、しかも摩擦によるス
タチックマークやすり傷の発生を防止して、写真性能を
向上させることのできるフィルムカートリッジを提供す
ることにある。The present invention has been made in view of the above problems, and its purpose is to eliminate the need for tools or jigs such as openers that are indispensable for taking out the exposed film, and to take out the exposed film. It is an object of the present invention to provide a film cartridge that can be easily processed and can prevent the generation of static marks and scratches due to friction to improve photographic performance.
［課題を解決するための手段］ 本願発明に係るフィルムカートリッジは、未露光フィ
ルムを裏紙と共に遮光状態に収納する未露光フィルム供
給部と、該未露光フィルム供給部の繰出口から繰出方向
に延長されて連結部を成すと共に端部で巻取方向に湾曲
して環状を成した弾性を有する環状抱持部と、該環状抱
持部に軸部が抱かれた形で解放状態に配置された両端に
フランジを有する巻取り側スプール軸と、を有してな
り、該巻取り側スプール軸にフィルムの先端を裏紙と共
に固定し、該巻取り側スプール軸の巻取り操作に従って
巻取った露光済フィルムを裏紙と共に前記環状抱持部の
弾性により抱え込む構成であること、を特徴とする。[Means for Solving the Problems] A film cartridge according to the present invention includes an unexposed film supply section for storing an unexposed film together with a backing paper in a light-shielding state, and an extension in a supply direction from an outlet of the unexposed film supply section. And an annular holding portion having an elasticity that forms a connecting portion and is curved at the end in the winding direction to form an annular shape, and a shaft portion is held in the annular holding portion and is disposed in a released state. An exposure spool which has a take-up spool shaft having flanges at both ends, wherein the leading end of the film is fixed to the take-up spool shaft together with a backing paper, and the take-up spool shaft is taken up in accordance with a take-up operation. The finished film is held together with the backing paper by the elasticity of the annular holding portion.
［作 用］ 露光済のフィルムの巻取りの際、露光済フィルム巻取
部が繰入口を何ら備えていないので、繰入口の内側に設
けられる遮光部材との摩擦によるスタチックマークやす
り傷の発生を防止でき、写真性能を向上させることがで
きる。[Operation] When the exposed film is taken up, the exposed film take-up part does not have any feeding port, so static marks and scratches are generated due to friction with the light blocking member provided inside the feeding port. Can be prevented and the photographic performance can be improved.
フィルムカートリッジを取外しても、遮光用の裏紙の
巻込まれた縁端部と、スプール軸の両端に形成されたフ
ランジとで露光済のフィルムの遮光性が保持される。Even if the film cartridge is removed, the light-shielding property of the exposed film is maintained by the edge portion on which the light-shielding backing paper is wound and the flanges formed at both ends of the spool shaft.
また、露光済のフィルムの現像処理を行うために露光
済のフィルムを取出す場合、オープナ等の工具ないし治
具が不要となり、取出し作業が著しく簡便になる。した
がって、前記問題点を除去することができる。Further, when the exposed film is taken out for developing the exposed film, a tool or jig such as an opener is not required, and the taking out work is significantly simplified. Therefore, the problem can be eliminated.
［実施例］ 以下、本発明の実施例を図面に基づいて詳細に説明す
る。Embodiments Embodiments of the present invention will be described in detail below with reference to the drawings.
第１図は本発明の実施例に係るフィルムカートリッジ
の未使用状態を示す斜視図である。FIG. 1 is a perspective view showing an unused state of a film cartridge according to an embodiment of the present invention.
図面において符号１は未露光フィルム供給部であり、
この未露光フィルム供給部１は軸なしで、素巻の未露光
のフィルムが遮光用の裏紙２とともに収納されており、
フィルムの先端は遮光用の裏紙２のリーダー部３に接着
テープ等で固着されている。未露光フィルム供給部１の
繰出口４に遮光部材が設けられ、内部への光を遮れるよ
うになっている。In the drawings, reference numeral 1 is an unexposed film supply unit,
The unexposed film supply unit 1 has no axis and the unexposed film of the unrolled film is stored together with the backing paper 2 for shading,
The front end of the film is fixed to the leader portion 3 of the light-shielding backing paper 2 with an adhesive tape or the like. A light blocking member is provided at the delivery port 4 of the unexposed film supply unit 1 so as to block light to the inside.
このような未露光フィルム供給部１の繰出口４から遮
光用の裏紙２のリーダー部３が繰出され、リーダー部３
の先端が露光済フィルム巻取部５のスプール軸６に接着
されて露光済のフィルムが遮光用の裏紙２とともに巻付
けられるようになっている。The leader portion 3 of the light-shielding backing paper 2 is fed out from the feeding port 4 of the unexposed film supply portion 1 and the leader portion 3
Of the exposed film is adhered to the spool shaft 6 of the exposed film winding section 5 so that the exposed film is wound together with the light-shielding backing paper 2.
露光済フィルム巻取部５のスプール軸６は大径に形成
され、両端に夫々フランジ7a、7bが形成されている。一
方のフランジ7aの中心にはカメラ側の駆動軸と嵌合する
嵌合孔が形成され、他方のフランジ7bの中心にはカメラ
側の軸受穴と嵌合する小径軸８が突出して形成されてい
る。The spool shaft 6 of the exposed film winding portion 5 is formed to have a large diameter, and flanges 7a and 7b are formed on both ends thereof, respectively. A fitting hole for fitting the drive shaft on the camera side is formed in the center of one flange 7a, and a small diameter shaft 8 for fitting in the bearing hole on the camera side is formed to project in the center of the other flange 7b. There is.
また露光済フィルム巻取部５は未露光フィルム供給部
１と一体的に形成した押え片９で支持され、未露光フィ
ルム供給部１と所定の間隔をなしている。The exposed film take-up unit 5 is supported by a holding piece 9 formed integrally with the unexposed film supply unit 1 and is spaced apart from the unexposed film supply unit 1 by a predetermined distance.
詳しくは、押え片９は未露光フィルム供給部１の繰出
口４の一部から帯状に繰出方向に延伸し、端部で巻取方
向に湾曲してスプール軸６よりも若干小さい径の環状を
なし、先端部がフリーに形成される環状抱持部10を備
え、スプール軸６およびこれに巻付けられた遮光用の裏
紙２や露光済フィルムを弾性的に抱え込むことによって
露光済フィルム巻取部５を支持できるようになってい
る。More specifically, the holding piece 9 extends in a feeding direction in a strip shape from a part of the feeding port 4 of the unexposed film supply section 1, is curved in a winding direction at an end portion, and has an annular shape having a diameter slightly smaller than that of the spool shaft 6. None, provided with an annular holding portion 10 whose free end is formed, and spooling the spool shaft 6 and the light-shielding backing paper 2 and the exposed film elastically to wind up the exposed film. The part 5 can be supported.
次に、前記構成のフィルムカートリッジの使用方法を
説明する。Next, a method of using the film cartridge having the above structure will be described.
第１図に示す未使用状態のフィルムカートリッジをカ
メラのカートリッジ収納室にセットして空撮りを行う
と、露光済フィルム巻取部５のスプール軸６に、まず遮
光用の裏紙２のリーダー部３が巻付けられ、次いで、遮
光用の裏紙２とともに未露光フィルムが露光位置に繰出
される。そして、コマ毎に露光済のフィルムを巻取る
と、露光済のフィルムの巻取径が次第に増大し、これに
伴って押え片９の環状抱持部10は第１図において仮想線
で示すように付勢力に抗して拡径する。When the unused film cartridge shown in FIG. 1 is set in the cartridge storage chamber of the camera and an idle shooting is performed, the leader portion of the light-shielding backing paper 2 is first attached to the spool shaft 6 of the exposed film winding portion 5. 3 is wound, and then the unexposed film is delivered to the exposure position together with the backing paper 2 for shading. When the exposed film is wound for each frame, the winding diameter of the exposed film is gradually increased, and the annular holding portion 10 of the pressing piece 9 is correspondingly shown by a phantom line in FIG. Expands the diameter against the urging force.
所定のコマ数の露光を終えて遮光用の裏紙２のトレー
ラー部をも巻取ると、遮光用の裏紙２のトレーラー部は
スプール軸６に巻付けられ、押え片９の環状抱持部10に
よって巻太りしないように保持され、その結果、フィル
ムカートリッジの取外しが可能となる。When the trailer portion of the light-shielding backing paper 2 is also wound up after the exposure of a predetermined number of frames, the trailer portion of the light-shielding backing paper 2 is wound around the spool shaft 6, and the annular holding portion of the holding piece 9 is held. It is held by 10 so that it will not be overwhelmed, and as a result, the film cartridge can be removed.
カメラからフィルムカートリッジを取外しても、遮光
用の裏紙２の巻込まれた縁端部と、スプール軸６の両端
に形成されたフランジ7a、7bとで露光済のフィルムの遮
光性が保持される。Even when the film cartridge is removed from the camera, the light-shielding property of the exposed film is maintained by the rolled-in edge portion of the light-shielding backing paper 2 and the flanges 7a and 7b formed at both ends of the spool shaft 6. .
露光済のフィルムの現像処理に際しては、露光済フィ
ルム巻取部５を破壊することなく露光済のフィルムを取
出し、自動現像処理機にセットする。このように露光済
のフィルムの取出しに際し、オープナ等の工具ないし治
具が不要となり、取出し作業が著しく簡便となる。When developing the exposed film, the exposed film is taken out without breaking the exposed film winding section 5 and set in the automatic developing processor. In this way, a tool or jig such as an opener is not required when taking out the exposed film, and the taking-out work becomes extremely simple.
また、露光済のフィルムを巻取の際、内側にテレンプ
等の遮光部材を設ける繰入口が何ら形成されていないの
で、遮光部材との摩擦によるスタチックマークやすり傷
の発生を防止でき、写真性能を向上させることができ
る。Further, when the exposed film is wound up, there is no inlet for providing a light-shielding member such as a telemp inside, so it is possible to prevent the occurrence of static marks and scratches due to friction with the light-shielding member, and to improve photographic performance. Can be improved.
なお、本発明は前記実施例に限定されるものではな
い。例えばこの実施例では幅の狭い押え片が１本の場合
について説明したが、これに限らず、幅広の押え片を設
け、あるいは２本の押え片を平行に設けて露光済フィル
ム巻取部を確実に支持することもできる。The present invention is not limited to the above embodiment. For example, in this embodiment, the case where the number of the pressing pieces having a narrow width is one has been described, but the present invention is not limited to this, and a wide pressing piece is provided, or two pressing pieces are provided in parallel to form an exposed film winding section. It can also be reliably supported.
また環状抱持部10の幅だけを広くすること、環状
抱持部10を未露光フィルム供給部１に連結する連結部11
の幅を広くすること（フィルム平面性を補助的に向上す
ることが、より好ましい。）、該連結部11は未露光フ
ィルム供給部１と一体成形される必要はなく、嵌合、接
着等の任意の手段で固定してもよい。連結部11と環状
抱持部10との境に折れ線やミシン目等を入れておき、全
露光済フィルムをカメラから取出した後、ここから切り
離し、現像所に対する現像依頼取扱を容易にすること、
等の実施例を本発明は包含する。Further, only the width of the annular holding portion 10 is widened, and the connecting portion 11 for connecting the annular holding portion 10 to the unexposed film supply portion 1
The width of the film is wider (it is more preferable to supplementally improve the flatness of the film), and the connecting portion 11 does not need to be integrally molded with the unexposed film supply portion 1, so that the fitting, bonding, etc. It may be fixed by any means. Put a polygonal line or perforations at the boundary between the connecting portion 11 and the annular holding portion 10, take out all the exposed film from the camera, and then separate it from here to facilitate the handling of development requests to the photo lab,
The present invention encompasses such examples.
［発明の効果］ 本発明によれば、露光済フィルム巻取部が未露光フィ
ルム供給部と一体的に形成した押え片で支持される構成
としたので、露光済のフィルムの取出しに不可欠なオー
プナ等の工具ないし治具を不要とし、露光済のフィルム
の取出し作業を容易にし、しかも摩擦によるスタチック
マークやすり傷の発生を防止して、写真性能を劣化させ
ないという効果がある。EFFECTS OF THE INVENTION According to the present invention, the exposed film take-up portion is supported by the pressing piece formed integrally with the unexposed film supply portion, so that the opener essential for taking out the exposed film is used. There is an effect that no tools or jigs, etc. are required, the work of taking out the exposed film is facilitated, and static marks or scratches due to friction are prevented from occurring, so that the photographic performance is not deteriorated.
第１図は本発明の実施例に係るフィルムカートリッジの
未使用状態を示す斜視図である。 1:未露光フィルム供給部 2:裏紙 3:リーダー部 4:繰出口 5:露光済フィルム巻取部 7a,7b:フランジ 9:押え片 10:環状抱持部FIG. 1 is a perspective view showing an unused state of a film cartridge according to an embodiment of the present invention. 1: Unexposed film supply part 2: Backing paper 3: Leader part 4: Feeding port 5: Exposed film winding part 7a, 7b: Flange 9: Presser piece 10: Annular holding part
───────────────────────────────────────────────────── フロントページの続き (72)発明者 小林 秀雄 東京都日野市さくら町１番地 コニカ株 式会社内 (56)参考文献 実開 昭58−188655（ＪＰ，Ｕ) 実開 昭63−124247（ＪＰ，Ｕ) 実開 昭52−21839（ＪＰ，Ｕ) 実開 昭49−74236（ＪＰ，Ｕ) 特公 昭41−15676（ＪＰ，Ｂ１) 実公 昭36−19745（ＪＰ，Ｙ１) 実公 昭38−24809（ＪＰ，Ｙ１) 実公 昭51−43822（ＪＰ，Ｙ２) 米国特許3896467（ＵＳ，Ａ) ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Hideo Kobayashi, No. 1 Sakura-cho, Hino-shi, Tokyo Konica Co., Ltd. (56) References JP, U) Actual opening Sho 52-21839 (JP, U) Actual opening Sho 49-74236 (JP, U) Special public Sho 41-15676 (JP, B1) Actual public Sho 36-19745 (JP, Y1) Actual public Showa 38-24809 (JP, Y1) Showa 51-43822 (JP, Y2) US Patent 3896467 (US, A)
Claims (1)
納する未露光フィルム供給部と、該未露光フィルム供給
部の繰出口から繰出方向に延長されて連結部を成すと共
に端部で巻取方向に湾曲して環状を成した弾性を有する
環状抱持部と、該環状抱持部に軸部が抱かれた形で解放
状態に配置された両端にフランジを有する巻取り側スプ
ール軸と、を有してなり、該巻取り側スプール軸にフィ
ルムの先端を裏紙と共に固定し、該巻取り側スプール軸
の巻取り操作に従って巻取った露光済フィルムを裏紙と
共に前記環状抱持部の弾性により抱え込む構成であるこ
とを特徴とするフィルムカートリッジ。1. An unexposed film supply section for accommodating an unexposed film together with a backing paper in a light-shielding state, and a winding section extending from a delivery port of the unexposed film supply section in a delivery direction to form a connecting section and winding at an end section. An annular holding portion which is curved in a direction and has an annular shape and which has elasticity, and a winding-side spool shaft having flanges at both ends, which are arranged in a released state so that the shaft portion is held by the holding member. The front end of the film is fixed to the winding side spool shaft together with the backing paper, and the exposed film wound according to the winding operation of the winding side spool shaft is held together with the backing paper in the annular holding portion. A film cartridge characterized by being held by elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63209304A JP2558510B2 (en) | 1988-08-22 | 1988-08-22 | Film cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63209304A JP2558510B2 (en) | 1988-08-22 | 1988-08-22 | Film cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0256545A JPH0256545A (en) | 1990-02-26 |
| JP2558510B2 true JP2558510B2 (en) | 1996-11-27 |
Family
ID=16570738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63209304A Expired - Lifetime JP2558510B2 (en) | 1988-08-22 | 1988-08-22 | Film cartridge |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2558510B2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3896467A (en) | 1972-09-30 | 1975-07-22 | Fuji Photo Film Co Ltd | Compact photographic camera |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5221839U (en) * | 1975-08-02 | 1977-02-16 | ||
| JPS58188655U (en) * | 1982-06-07 | 1983-12-15 | 富士写真フイルム株式会社 | film cartridge |
| JPS63124247U (en) * | 1987-02-05 | 1988-08-12 |
-
1988
- 1988-08-22 JP JP63209304A patent/JP2558510B2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3896467A (en) | 1972-09-30 | 1975-07-22 | Fuji Photo Film Co Ltd | Compact photographic camera |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0256545A (en) | 1990-02-26 |
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