JPH08160530A - Still camera - Google Patents

Abstract

PURPOSE: To provide a still camera capable of selectively taking a picture to a laterally or longitudinally long size without any need of rotating a body. CONSTITUTION: A film exchange magazine 1 with a vertical image window for a vertically long photo size used as a horizontal image window for a laterally long photo size in common, is formed so as to be capable of being loaded into a camera body at two positions rotated by 90 circumferential angles relative to each other for selectively taking a laterally or longitudinally long photo. In addition, the magazine 1 and a camera are provided with a rock fork 6, a rock bolt, a contact rivet 8 and a leaf spring contact, so that the magazine 1 can be loaded into the camera, even when rotated by 90 degrees for the camera.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a still camera for selectively photographing a horizontal or vertical plate of a small plate or a medium plate,
In particular, it relates to a single-lens reflex (SLR) camera.

[0002]

SUMMARY OF THE INVENTION An object of the present invention is to provide a still camera of the type described above without rotating the body.
That is, the image can be selectively photographed in a landscape or portrait version.

[0003]

According to the present invention, there is provided a film exchange magazine having: a) a horizontal image window for a landscape image and a vertical image window for a portrait image. , 90 for selectively shooting in landscape or portrait
It can be loaded into the body at two positions rotated by a circumferential angle of 1 degree, b) The magazine case contains the drive motor for film transport, the film slide rail forming the film passage, and the film pressing plate. C) the magazine case is supported by a slider for closing the image window before separating the film exchange magazine from the body, d) the intersection point or fitting opening between the camera and the magazine. The part and the plug-in mounting part are formed rotationally symmetrical with respect to the lock part and the electric cross point, and are complementary to the camera side in relation to the lock element and the electric cross point or electric contact provided on the magazine side. Lock element and complementary electrical contacts are provided, two lock elements and two contact elements on the camera side or magazine side, respectively, with a 90 degree circumferential angle That it is provided deviated to have, it is solved by.

When a film exchange magazine having a horizontal image window is loaded into the body, the camera for landscape photography can be operated. On the other hand, after removing the film exchange magazine from the body,
You can operate the camera for portrait photography by rotating it by a circular angle of degrees to create a vertical image window and reloading the body at that position. By providing the magazine case with the drive motor for transporting the film and the elements necessary for guiding the film, the intersection point between the body and the film exchange magazine can be formed particularly easily. Because, in order to turn the film magazine by a 90 degree circumferential angle, only a dual device of complementary locking elements and complementary electrical contacts is required, which is a body or film exchange magazine. This is because it can be equipped with.

A slider built into the film change magazine allows the image window to be closed quickly and easily and the magazine to be replaced immediately.

According to the invention, in a solution which is structurally particularly easy and works reliably, the rear surface of the body is in the form of a square for accommodating a bayonet mount attached to the magazine case. It can be provided that a fitting opening is provided.

A particularly space-saving and easy-to-handle solution for the slider is based on the invention, in which the slider is made flexible and is guided movably around the turning member in the magazine case from the outside. It is characterized by being manually moved to a closed position or an open position via a handle, for example an arcuate member.

Similarly, a structurally simple and reliable lock portion is tiltably provided on the magazine side on the magazine side, on the magazine side.
Realized by having four lock forks, four lock bolts are provided on the camera side in relation to the lock forks, and the lock bolts are provided so as to be offset from each other by a circumferential angle of 90 degrees. To be done. In this case, the lock fork can be tilted between two elastically stable tilting positions and can be tilted to a fixed position by loading or pressing the film exchange magazine into the body, and the film exchange magazine to the body. It is expedient to be able to tilt it into the open position only by removing it from.

Furthermore, the electrical intersections are preferably constituted by six contact rivets, which are provided on the magazine side offset from each other by a circumferential angle of 90 degrees, and a set of one set is provided on the camera side in relation to the contact rivets. It is expedient that only leaf spring contacts are provided.

As far as the body is concerned, this name is an adapter that can be loaded into a camera case.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. 1, 2 and 3 show a film exchange magazine 1, which can be loaded on the rear side of the body 2 shown in FIG. The illustrated body 2 may be an adapter connectable to a camera case. On the rear surface of the body 2, there is formed a square fitting opening 3 for accommodating the insertable mounting portion 5 attached to the magazine case 4.

This intersection between the camera and the magazine, that is to say the fitting opening 3 and the plug-in mounting 5, is rotationally symmetrical with respect to the lock and the electrical intersection. Speaking of the lock part, on the magazine side, magazine case 4
Of the lock forks (Riegelgabe
l) 6 (see in particular FIG. 1) is provided for tilting, the locking fork 6 being tiltable between two elastically stable tilting positions. Two lock bolts 7 and 7'are provided on the camera side in relation to the two lock forks 6, and the lock bolts 7 and 7'are 9 respectively.
They are provided offset from each other by a circumferential angle of 0 degree. As shown in FIGS. 1 and 3, the lock fork 6 provided above and in the center of the bayonet mount 5 is in the open position which is a stable spring position. When the plug-in mounting part 5 is inserted into the fitting opening 3 provided in association with the plug-in mounting part 5 and formed in the body 2, it is attached to the body 2 and has a square fitting opening 3. The lock bolts 7 or 7 ′ facing each other inside the slide slide into the accommodation holes of the lock forks 6 provided in association with the lock bolts 7 or 7 ′, and the film exchange magazine 1
Further insertion of the plug-in mounting part 5 into the fitting opening 3 tilts it into a spring-stable closed position, in which the two lock forks 6 are provided in relation to the lock fork 6. The lock bolt 7 or 7'provided is fixedly gripped at the rear. Only by removing the film exchange magazine 1 from the body 2, the lock bolts 7 previously gripped at the rear are provided.
Or 7'tilt again to the open position. No additional operation is required to elastically lock the film exchange magazine 1 to the body 2 and this locking is done automatically when the film exchange magazine 1 is loaded into the body 2 and the film exchange magazine 1 Releasing the elastic lock is again automatically performed only by removing the from the body 2.

With respect to the electrical intersection, one side of the plug-in mounting part 5 (see FIG. 2) is displaced to the upper side of the plug-in mounting part 5 (see FIG. 1) and is shifted by a circumferential angle of 90 degrees. On each side, preferably six contact rivets 8 and 8'are respectively provided, in relation to the contact rivets 8 and 8 ', on the camera side one side inside the square fitting opening 3 Only 6
Individual leaf spring contacts 9 are provided.

Insertable mounting portion 5 of film exchange magazine 1
Surrounds a rectangular image window 10, which is used for landscape photography in the horizontal orientation and for portrait photography in the vertical orientation. The image window 10 is closed by a slider 11 formed with flexibility, and the slider 11 is moved around a turning member in the magazine case 4 to a closed position or an open position. The slider 11 guided in the slit is externally attached to the magazine case 4
It is activated by the movement of the arcuate member 12 projecting from it. FIG. 3 shows that the slider 11 shown by the dotted line is in the open position for opening the image window 10. Bow member 12
By moving the slider in the direction of arrow 13,
1 is moved so as to cover the image window 10, and the inner space of the magazine case 4 is light-tightly closed.

The built-in members housed in the film change magazine 1 are shown in dotted lines in FIG. The film spool 14 includes a winding spool 15 provided in association with the film spool 14, and the winding spool 15 is driven by a drive motor 16 via an intermediate gear 17. The film is guided in a film path, which is usually defined by a film slide rail, not shown in detail in the drawing, and a film pressing plate.

As shown in the figure, in order to selectively photograph in a landscape or portrait version, the film exchange magazine 1 can be loaded into the body at two positions tilted by a 90 ° circumferential angle.

The magazine case 4 comprises a rear wall 4a which can be pivotally mounted, in which a bow member 12 for actuating the slider 11 is movably guided.

[Brief description of drawings]

FIG. 1 is a plan view of a film exchange magazine.

FIG. 2 is a rear view of the film exchange magazine shown in FIG.

FIG. 3 is a view based on FIG. 1 of a film exchange magazine with a built-in member shown in dotted lines.

FIG. 4 is a rear view of the body.

[Explanation of symbols]

1 ... Film exchange magazine, 2 ... Body, 3 ... Fitting opening, 4 ... Magazine case, 5 ... Insert mounting part, 6 ... Lock fork, 7, 7 '... Lock bolt, 8, 8' ... Contact rivet , 9 ... Leaf spring contact, 10 ... Image window, 11 ... Slider, 12 ... Bow member, 16 ... Drive motor.

Claims (6)

[Claims] 1. A film exchange magazine (1) comprising a horizontal image window for a landscape image and a vertical image window (10) for a portrait image in a landscape or portrait format. For selective photography, the body (2) can be loaded in two positions rotated by 90 ° circumferential angle with each other; b) The magazine case (4) has a drive motor (16) for transporting a film. ), And a film slide rail forming a film passage and a film pressing plate are housed therein. C) The magazine case (4) separates the film exchange magazine (1) from the body (2). Before that, a slider (11) for closing the image window (10) is supported, d) the intersection between the camera and the magazine, ie the fitting opening (3) and the bayonet mount (5). Lock Department (6, 7,
7 ') and the electric intersections (8, 8', 9) are formed in rotational symmetry, and the locking element (6) provided on the magazine side and the electric intersections, that is, the electric contacts (8, 8 ') Related to the camera side is a complementary locking element (7,7 ')
And said complementary electrical contacts (9) are provided, the locking element and the contact element being provided on the camera side or the magazine side respectively 2
A still camera, in particular, a single-lens reflex camera, characterized in that they are provided so as to be offset from each other by a circumferential angle of 90 degrees. 2. A square fitting opening (3) on the rear surface of the body (2) for accommodating the plug-in mounting part (5) attached to the magazine case (4). The still camera according to claim 1, further comprising: 3. The slider (11) is formed to be flexible and is movably guided in the magazine case (4) around a turning member, and is externally hand-handled, for example, an arched member (12). The still camera according to claim 1, wherein the still camera is moved to a closed position or an open position via. 4. The lock portion has, on the magazine side, two lock forks (6) tiltably provided on opposite sides of the magazine case (4). 4 on the camera side in relation to (6)
Lock bolts (7, 7 ') are provided, the lock bolts (7, 7') being offset from one another by a circumferential angle of 90 degrees, respectively. The still camera according to any one of 1. 5. The lock fork (6) is tiltable between two elastically stable tilting positions for loading or pressing the film exchange magazine (1) on the body (2). Can be tilted to a fixed position by
The still camera according to claim 4, wherein the still camera can be tilted to an open position only by removing the film exchange magazine (1) from the body (2). 6. The electrical intersections (3, 5) are each preferably composed of six contact rivets (8, 8 ') provided on the magazine side offset from each other by a circumferential angle of 90 degrees,
1 in relation to the contact rivet (8, 8 ') on the camera side
Only the leaf spring contacts (9) of the set are provided,
The still camera according to any one of claims 1 to 5.