JPH06118500A - Method for fixing magnetic head for camera - Google Patents

Method for fixing magnetic head for camera

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Publication number
JPH06118500A
JPH06118500A JP26759792A JP26759792A JPH06118500A JP H06118500 A JPH06118500 A JP H06118500A JP 26759792 A JP26759792 A JP 26759792A JP 26759792 A JP26759792 A JP 26759792A JP H06118500 A JPH06118500 A JP H06118500A
Authority
JP
Grant status
Application
Patent type
Prior art keywords
film
magnetic head
pressure plate
surface
magnetic
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.)
Withdrawn
Application number
JP26759792A
Other languages
Japanese (ja)
Inventor
Kunio Yokoyama
久仁雄 横山
Original Assignee
Olympus Optical Co Ltd
オリンパス光学工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
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Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2217/00Details of cameras or camera bodies; Accessories therefor
    • G03B2217/24Details of cameras or camera bodies; Accessories therefor with means for separately producing marks on the film
    • G03B2217/242Details of the marking device
    • G03B2217/244Magnetic devices

Abstract

PURPOSE: To provide a magnetic head fixing means for arranging the film pressing surface of a pressure plate for a camera using a film provided with a magnetic recording part and the surface abutting on the film of the magnetic head on the same plane.
CONSTITUTION: As to the camera using the film provided with the magnetic recording part, and in the magnetic head fixing method for fixing the magnetic head 11 for magnetically recording/reproducing information with reference to the magnetic recording part on the film on the pressure plate 9 for pressing the film on the prescribed position of the camera main body, the pressure plate 9 and the magnetic head 11 are integrally bonded and fixed after placing the film pressing surface of the pressure plate 9 and the surface of the magnetic head 11 abutting on the magnetic recording part on a plane jig 12 of high planeness so that the film pressing surface of the pressure plate 9 and the surface of the magnetic head 11 abutting on the magnetic recording part may lie on the same plane.
COPYRIGHT: (C)1994,JPO&Japio

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【産業上の利用分野】この発明は、カメラにおける磁気ヘッドの固定手段、詳しくは、磁気記録部を有するフィルムを使用するカメラにおける磁気ヘッドの固定方法に関するものである。 BACKGROUND OF THE INVENTION This invention, fixing means of the magnetic head in the camera, and more particularly to a method of fixing a magnetic head in a camera using a film having a magnetic recording portion.

【0002】 [0002]

【従来の技術】従来、磁気記録部を有するフィルムを使用するカメラにおける磁気ヘッドの固定手段に関しては種々提案されている。 Conventionally, various proposals have been made with respect to the fixing means of the magnetic head in a camera using a film having a magnetic recording portion. 例えば、特開平3−202830 For example, JP-A-3-202830
号公報に開示されているように、少なくともフィルムカートリッジを収納するカートリッジ室と、該カートリッジ室とアパーチャを挟んで反対側にありフィルムカートリッジから引き出された磁気記憶部付きフィルムを巻き取るフィルムスプールとを有するカメラ本体と、該カメラ本体との間の隙間に前記フィルムを挟み込み、フィルム幅方向両端部の位置規制をするガイド部を備えた圧板と、該圧板に固着されフィルム給送時に前記磁気記憶部に摺接し情報を書き込みあるいは読み出すようにした磁気ヘッドとからなり、前記圧板はフィルム走行方向に対し垂直に移動可能かつ、フィルム面と平行な面上で回転可能とするようにしたもの。 As disclosed in JP, at least the cartridge chamber a film cartridge housing, the film spool for winding the magnetic storage unit with film pulled out from there the film cartridge on opposite sides of the cartridge chamber and the aperture a camera body having, the camera sandwiching the film into the gap between the body, the pressure plate having a guide portion for the position regulation of the film widthwise ends, the magnetic memory unit when feeding secured to film loading the piezoelectric plate consists of a magnetic head to read or write the sliding contact information, the pressure plate is movable and perpendicularly to the film running direction, that so as to be rotatable on the film surface and parallel to the plane. また、特開平3−2649 In addition, JP-A-3-2649
34号公報に開示されているように、周辺が面取りされた磁気ヘッド固定部を有する圧板と、該圧板のフィルム接触面と磁気ヘッドのフィルム接触面とが同一面となるようにして前記圧板の磁気ヘッド固定部に固定され、フィルムの磁気記憶部への情報の書き込み、読み出しを行う磁気ヘッドと、前記磁気ヘッドにフィルムを押し付けるための、前記磁気ヘッド固定部を含む面取り部の面積よりも小さな面積を持つ押圧面を有する弾性材より成る押し付け部材とを備えるようにしたもの等が提案されている。 As disclosed in 34 JP, around a pressure plate having a magnetic head fixing portion which is chamfered, of the piezoelectric plate of the film contact surface and the magnetic head film contact surface and is of the pressure plate so as to be flush It is fixed to the magnetic head fixing portion, a small writing information to the magnetic storage portion of the film, a magnetic head for reading, for pressing the film to the magnetic head, than the area of ​​the chamfered portion including said magnetic head fixing portion those like which is adapted and a pressing member made of an elastic material having a pressing surface having an area have been proposed.

【0003】 [0003]

【発明が解決しようとする課題】ところが、上記特開平3−202830号公報に開示の磁気ヘッド固定手段は、ただ単に磁気ヘッドを圧板に固着するとしか述べられておらず、圧板と磁気ヘッドとの、フィルム当接面に関する記載はない。 However [0007] The magnetic head fixing means disclosed in JP-A Hei 3-202830 is simply not just only stated to securing the magnetic head to the pressure plate, the pressure plate and the magnetic head , there is no description about the film contact surface. この場合、両者が同一平面上になく、磁気ヘッドが圧板から突出していると、フィルムの平面性を損ないフィルムに撮影される画像の劣化をまねき、また後退していると磁気記録部に当接しないので磁気記録,再生が行われないという問題がある。 In this case, both are not on the same plane, when the magnetic head is protruded from the pressure plate, leading to deterioration of the image recorded on the film impair the flatness of the film, also abut against the magnetic recording unit when being retracted because it does not magnetic recording, there is a problem that reproduction is not performed. また、上記特開平3−264934号公報に記載の磁気ヘッドの固定方法は、圧板のフィルム押圧面と磁気ヘッドのフィルム接触面とが同一面になるようにと述べられているが、どのようにして圧板のフィルム押圧面と磁気ヘッドのフィルム接触面とを同一平面上に固定するのか具体的な手段が述べられていない。 The fixing method of a magnetic head according to JP-A Hei 3-264934, although the film pressing surface of the pressing plate and the film contact surface of the magnetic head is said to be the same plane, and how the one specific means for securing on the same plane and the film pressing surface and the film contact surface of the magnetic head of the pressure plate Te is not mentioned.

【0004】圧板は、撮影画像を高品位に保つために高い平面性が要求され、また、磁気ヘッドも磁気記録や読み出しのため、フィルムの磁気記録部に、接触させる必要がある。 [0004] the pressure plate is required the captured image is high flatness in order to keep the high quality, and because also the magnetic head of a magnetic recording and reading, the magnetic recording portion of the film, it is necessary to contact. そのために、圧板のフィルム押圧面と磁気ヘッドのフィルム当接面は同一面上にあることが必要である。 Therefore, the film contact surface of the film pressing surface and the magnetic head of the pressure plate is required to be on the same plane.

【0005】本発明の目的は、磁気記録部を有するフィルムを使用するカメラにおける圧板のフィルム押圧面と、磁気ヘッドのフィルムの磁気記録部への当接面とを同一平面上に配置するための磁気ヘッドの固定方法を提供することにある。 An object of the present invention, the pressure plate in the camera using a film having a magnetic recording portion and the film pressing surface of the magnetic head film for placement on the same plane and a contact surface of the magnetic recording portion of the and to provide a method of fixing the magnetic head.

【0006】 [0006]

【課題を解決するための手段】本発明のカメラにおける磁気ヘッドの固定方法は、磁気記録部を有するフィルムを使用するカメラであって、フィルム上の磁気記録部に対して情報を磁気記録・再生する磁気ヘッドを、上記フィルムをカメラ本体の所定の位置に押圧する圧板に固定する磁気ヘッドの固定方法において、上記圧板のフィルム押圧面と、上記磁気ヘッドの上記磁気記録部への当接面とが同一平面となるように、平面性の高い平板治具上に、上記圧板のフィルム押圧面と、上記磁気ヘッドの上記磁気記録部への当接面とを載置した後、上記圧板と上記磁気ヘッドとを一体に接着して固定することを特徴とする。 Fixing method of the magnetic head in the camera of the present invention In order to achieve the above object, according to a camera using a film having a magnetic recording portion, the magnetic recording and reproducing information from the magnetic recording portion on the film the magnetic head, in the method of fixing the magnetic head to be fixed to a pressure plate for pressing a predetermined position of the camera body to the film, and the film pressing surface of the pressure plate, the contact surface to the magnetic recording portion of the magnetic head so they become the same plane, on the plane highly flat tool, after placing the film pressing surface of the pressure plate, and a contact surface to the magnetic recording portion of the magnetic head, the pressure plate and the characterized by adhesively secured together and a magnetic head.

【0007】 [0007]

【作用】平板治具の平面上に、圧板のフィルム押圧面と、磁気ヘッドの磁気記録部への当接面とを載置し、圧板と磁気ヘッドとを一体に接着固定する。 [Action] on the plane of the plate jig, and the film pressing surface of the pressure plate, by placing the abutment surface of the magnetic recording portion of the magnetic head, bonding and fixing the pressure plate and the magnetic head together.

【0008】 [0008]

【実施例】図1は、本発明による磁気ヘッドの固定方法を説明するための圧板9と磁気ヘッド11の概略断面を示した図である。 DETAILED DESCRIPTION FIG. 1 is a view showing a schematic cross section of the pressing plate 9 and the magnetic head 11 for explaining a method of fixing the magnetic head according to the present invention. 上面が高平面度の平面性を有する、例えば定盤などの平板治具12を用い、同平板治具12の高い平面性を有する上面12aに、上記圧板9と同圧板9の所定の位置に設けられたヘッド配置孔9aに嵌入した磁気ヘッド11とを、圧板9のフィルム押圧面9bおよび上記磁気ヘッド11の磁気記録部6a(図2参照) Upper surface having a flatness of high flatness, for example using a plate jig 12, such as surface plate, the upper surface 12a with a high planarity of the plate jig 12, a predetermined position of the pressure plate 9 and the pressure plate 9 and a magnetic head 11 that is fitted into the head arrangement hole 9a provided, the magnetic recording portion 6a of the film pressing surface 9b and the magnetic head 11 of the pressure plate 9 (see FIG. 2)
の接触面がそれぞれ上記上面12a上に当接するように載置する。 Contact surfaces respectively placed so as to abut on the upper surface 12a.

【0009】かくすると、圧板9のフィルムを押圧する面と、上記磁気ヘッド11のフィルム上の磁気記録部6 [0009] Upon Thus, a surface for pressing the film pressure plate 9, the magnetic recording unit 6 film on the magnetic head 11
aに接触する面とが、平面性の高い同一平面上に位置する状態となる。 And contacting surface a is in a state positioned on the higher planarity same plane. このようにしておいて、上記圧板9と上記磁気ヘッド11との接触境界部分を接着剤13で接着して、同圧板9と同磁気ヘッド11とを一体に固定する。 In this manner leave, by bonding contact boundary portion between the pressure plate 9 and the magnetic head 11 with adhesive 13, fixing the same pressure plate 9 and the magnetic head 11 together.

【0010】このようにして圧板9と磁気ヘッド11を一体化して圧板をカメラの裏蓋(図示されず)に組み付ける。 [0010] assembling the plate by integrating the pressure plate 9 and the magnetic head 11 in this way the camera back cover (not shown). これにより、上記圧板9と磁気ヘッド11とのフィルム当接面の平面性が確保され、また、圧板と磁気ヘッドとが一体となることで、磁気ヘッドを保持するための磁気ヘッド保持機構を設けることなく磁気ヘッドをカメラ内に配設することができる。 Thus, flatness of the film contact surface between the pressure plate 9 and the magnetic head 11 is secured, also by the pressure plate and the magnetic head are integrated, providing the magnetic head holding mechanism for holding the magnetic head it can be disposed a magnetic head in the camera without.

【0011】図2は、上記図1にて説明した固定方法により取り付けられた磁気ヘッド11を有する圧板9を有するカメラの内部構造を示したものである。 [0011] Figure 2 is a diagram showing an internal structure of a camera having a pressure plate 9 with a magnetic head 11 attached by fixing method described in FIG 1. カメラ本体に設けられたアパーチャ1の上下縁部には、それぞれフィルムレール2,3がフィルムの走行方向に沿って突出している。 The upper and lower edge of the aperture 1 provided in the camera body, respectively the film rails 2 and 3 are projected along the running direction of the film. 上記フィルムレール2,3の更に上下位置には、同フィルムレール2,3にそれぞれ平行して僅かに後方に向けて高く形成された圧板レール4,5が設けられている。 Further vertical position of the film rails 2 and 3, the pressure plate rails 4 and 5 formed higher toward the back slightly in parallel respectively to the film rails 2 and 3 are provided. また、上記アパーチャ1の背面から見て左側には磁気記録部6aを有するフィルム6を収納しているフィルムパトローネ7が、図示されないカメラのパトローネ室に装填され、右側には上記フィルムを巻上げる巻上スプール8が図示されないスプール室に配設されている。 Further, the film cartridge 7 which houses the film 6 having a magnetic recording portion 6a on the left side when viewed from the rear of the aperture 1, is loaded in the cartridge chamber of the unillustrated camera, winding the film on the right side winding upper spool 8 is disposed in the spool chamber (not shown). そして、上記フィルムパトローネ7から引き出されて同巻上スプール8に巻き付けられた上記フィルム6は上記アパーチャ1の後方に展張される。 Then, the film cartridge 7 the film 6 wound on the take-up spool 8 is pulled out from the stretched to the rear of the aperture 1.

【0012】この展張されたフィルム6の裏面を上記圧板9が押圧しフィルムの平面度を確保する。 [0012] The stretched been back surface of the film 6 the pressure plate 9 is to ensure the flatness of the pressed film. 即ち、上記フィルム6の後方には、展張されたフィルム6を押圧する圧板9が図示されないカメラの裏蓋に、該圧板9を前方へ押圧するための弾性部材である板バネからなる圧板バネ10によって支持されている。 That is, the back of the film 6, the back cover of the camera plate 9 for pressing the film 6 is stretched is not shown, the pressure plate spring 10 made of a leaf spring which is an elastic member for pressing the piezoelectric plate 9 forward It is supported by. 上記フィルム6にはフィルムの前面の露光面とは反対の面、即ち背面がわの下端部にフィルムの長手方向と同方向で幅の狭い帯状の磁気記録部6aが形成されている。 The above film 6 opposite to the surface, i.e., a narrow strip of the magnetic recording portion 6a in the same direction as the longitudinal direction of width of the film to the lower end of I the back is formed with the front of the exposed surface of the film.

【0013】そして、上記圧板9には、背面から見て右下部に上記磁気ヘッド11が上述した本発明の磁気ヘッドの固定方法により上記圧板9の前面と同一面上となるように固定されて上記磁気記録部6aに当接し、同磁気記録部6aに対して情報の書き込み,読み出しを行うようになっている。 [0013] Then, the pressure plate 9, the magnetic head 11 to the lower right as viewed from the rear is fixed so that the upper front and the same surface of the pressure plate 9 by a fixing method for a magnetic head of the present invention described above contact with the magnetic recording portion 6a, writing of information to the magnetic recording portion 6a, and performs a read.

【0014】このようなカメラの構成において、上記パトローネ7から引き出されたフィルム6は上記巻上げスプール8に巻き付けられて巻き上げられ、上記フィルム6はその上下移動をそれぞれ上記上部の圧板レール4の下面,上記下部の圧板レール5の上面で規制される。 [0014] In the configuration of such a camera, the film 6 drawn from the cartridge 7 is wound wound on the winding spool 8, the film 6 is the lower surface of the vertical movement of each of the upper pressure plate rails 4, It is restricted by the upper surface of the lower pressure plate rail 5. ここで、図示されない裏蓋を閉じると、上記圧板9は、その上端面,下端面がそれぞれ上記圧板レール4の後面, Here, closing the not shown back cover, the pressure plate 9, the rear surface of the upper end surface, lower end surface the pressure plate rail 4, respectively,
圧板レール5の後面に圧接するので、展張された上記フィルム6はフィルムレール2の後面,フィルムレール3 Since pressed against the rear surface of the pressure plate rails 5, stretched by the surface after the film 6 is a film rail 2, the film rails 3
の後面と上記圧板9との隙間に、その上下端部が位置するように規制され、これによって同フィルムは平面度が確保されて撮影レンズの結像面に位置する。 The surface and gaps between the pressure plate 9 after being regulated to its upper and lower end portions are located, whereby the film is located on the imaging plane of the photographing lens is secured flatness. そして、このフィルムに対して撮影が行われ、記録部に撮影情報等が磁気記録される。 The shooting for this film is performed, the photographic information and the like is magnetically recorded in the recording unit.

【0015】 [0015]

【発明の効果】本発明によれば、圧板がフィルムに圧接する面と磁気ヘッドがフィルム上の磁気記録部に当接する面とを同一平面上に位置させて一体に固定したものを容易に得ることができるので、圧板のフィルム圧接面から磁気ヘッドが突出することによるフィルムの撮影画像の平面性の不良の発生、および圧板のフィルム当接面から磁気ヘッドが引っ込むことによる磁気ヘッドの記録・ According to the present invention, the pressure plate is obtained easily those secured together by coplanar pressure faces and the magnetic head and the surface contacting the magnetic recording portion on the film in the film it is possible, the generation of the plane of the defect of the captured image of the film by the magnetic head protrudes from the film pressing surface of the pressure plate, and recorded from the film contact surface of the pressing plate of the magnetic head by the magnetic head is retracted,
再生の不良の発生を防止することができる。 It is possible to prevent the occurrence of defective playback. また、圧板と磁気ヘッドとが一体となるために、磁気ヘッドを保持する機構を別に設ける必要がなく、よってスペースをとらないので、カメラの小型化および軽量化に寄与することができる。 Further, in order to the pressure plate and the magnetic head are integrated, there is no need to separately provide a mechanism for holding the magnetic head, thus does not take space, can contribute to size and weight of the camera.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】本発明の磁気ヘッドの固定方法を説明するための圧板と磁気ヘッドの概略断面図。 Schematic cross-sectional view of a pressure plate and a magnetic head for explaining a method of fixing the magnetic head of the present invention; FIG.

【図2】本発明の方法によって磁気ヘッドを固定された圧板を有するカメラの内部の要部斜視図。 Main part perspective view of the interior of a camera having a pressure plate which is fixed a magnetic head by the method of the invention; FIG.

【符号の説明】 DESCRIPTION OF SYMBOLS

6 ‥‥‥‥フィルム 6a ‥‥‥‥磁気記録部 9 ‥‥‥‥圧板 11 ‥‥‥‥磁気ヘッド 12 ‥‥‥‥平板治具 6 ‥‥‥‥ film 6a ‥‥‥‥ magnetic recording portion 9 ‥‥‥‥ pressure plate 11 ‥‥‥‥ magnetic head 12 ‥‥‥‥ flat tool

Claims (1)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 磁気記録部を有するフィルムを使用するカメラであって、フィルム上の磁気記録部に対して情報を磁気記録・再生する磁気ヘッドを、上記フィルムをカメラ本体の所定の位置に押圧する圧板に固定する磁気ヘッドの固定方法において、 上記圧板のフィルム押圧面と、上記磁気ヘッドの上記磁気記録部への当接面とが同一平面となるように、平面性の高い平板治具上に、上記圧板のフィルム押圧面と、上記磁気ヘッドの上記磁気記録部への当接面とを載置した後、上記圧板と上記磁気ヘッドとを一体に接着して固定することを特徴とするカメラにおける磁気ヘッドの固定方法。 1. A camera using a film having a magnetic recording portion, pressing the information to the magnetic recording portion on the film magnetic head for magnetic recording and reproducing, a predetermined position of the camera body to the film in the method of fixing the magnetic head to be fixed to the pressure plate to the film pressing surface of the pressure plate and, as the contact surface to the magnetic recording portion of the magnetic head is flush, planar highly flat tool on to be a film pressing surface of the pressure plate, after placing the contact surface to the magnetic recording portion of the magnetic head, characterized in that fixing by bonding together the said pressure plate and the magnetic head fixing method of the magnetic head in the camera.
JP26759792A 1992-10-06 1992-10-06 Method for fixing magnetic head for camera Withdrawn JPH06118500A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26759792A JPH06118500A (en) 1992-10-06 1992-10-06 Method for fixing magnetic head for camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26759792A JPH06118500A (en) 1992-10-06 1992-10-06 Method for fixing magnetic head for camera

Publications (1)

Publication Number Publication Date
JPH06118500A true true JPH06118500A (en) 1994-04-28

Family

ID=17446954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26759792A Withdrawn JPH06118500A (en) 1992-10-06 1992-10-06 Method for fixing magnetic head for camera

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Country Link
JP (1) JPH06118500A (en)

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US5822640A (en) * 1997-09-30 1998-10-13 Eastman Kodak Company Camera including dual sided auxiliary circuit board
US5822639A (en) * 1997-09-30 1998-10-13 Eastman Kodak Company Camera having self timer unwind without exposure
US5860033A (en) * 1997-09-30 1999-01-12 Eastman Kodak Company Fill-flash/flash-defeat switch retained by electronic flash unit
US5867742A (en) * 1997-09-30 1999-02-02 Eastman Kodak Company Multiple function shutter button assembly
US5895136A (en) * 1997-09-30 1999-04-20 Eastman Kodak Company Miniature flash circuit switch with high current capability
US5926660A (en) * 1997-09-30 1999-07-20 Eastman Kodak Company Camera and mechanical timer mechanism
US5940639A (en) * 1997-09-30 1999-08-17 Eastman Kodak Company Camera having self timer dwell

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5822640A (en) * 1997-09-30 1998-10-13 Eastman Kodak Company Camera including dual sided auxiliary circuit board
US5822639A (en) * 1997-09-30 1998-10-13 Eastman Kodak Company Camera having self timer unwind without exposure
US5860033A (en) * 1997-09-30 1999-01-12 Eastman Kodak Company Fill-flash/flash-defeat switch retained by electronic flash unit
US5867742A (en) * 1997-09-30 1999-02-02 Eastman Kodak Company Multiple function shutter button assembly
US5895136A (en) * 1997-09-30 1999-04-20 Eastman Kodak Company Miniature flash circuit switch with high current capability
US5926660A (en) * 1997-09-30 1999-07-20 Eastman Kodak Company Camera and mechanical timer mechanism
US5940639A (en) * 1997-09-30 1999-08-17 Eastman Kodak Company Camera having self timer dwell

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