JPH07199343A - Camera - Google Patents

Abstract

PURPOSE:To load film from the radial direction of a film cartridge and to lay out another element in the thrust direction of the film cartridge. CONSTITUTION:A cover for loading/unloading a film cartridge 2 is provided to freely open/close with reference to a camera main body 1, and a film cartridge pressing member 7 holding the film cartridge 8 is provided inside the cover 2. By opening/closing the cover 2 with reference to the camera main body 1 in a state where the cartridge 8 is held by the member 7, the cartridge 8 is loaded/unloaded. Especially, the cartridge 8 is moved in a direction nearly perpendicular to an engaging member 3 provided inside, so that it is held by the member 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a camera adapted to a film cartridge by a film feeding system.

[0002]

2. Description of the Related Art Conventionally, various techniques have been proposed for attaching and detaching a film cartridge to a camera. For example, as shown in FIG. 3, inclined surfaces are formed on the upper and lower surfaces of the cartridge chamber formed on one side of the camera body 101, and a user hangs a finger (not shown) on the upper surface of the film cartridge 107 to engage it. There has been proposed a technical means for loading and unloading the film cartridge 107 by swinging around the member 103.

On the other hand, in Japanese Unexamined Patent Publication No. 62-156641, as shown in FIG. 4, a loading / unloading opening 101a of a film cartridge 107 and a loading / unloading lid 101b are provided at the bottom of the camera body 101, and the film is mounted in the spool axial direction. A technical means for mounting / dismounting the cartridge 107 is disclosed.

[0004]

However, in the technique shown in FIG. 3, the film cartridge 107 is rocked for loading and unloading. Therefore, the escape portion of the film cartridge 107 is formed on the inner wall surface of the cartridge chamber. It is necessary to increase the size of the camera body. And, this is a disadvantageous element for a camera that has been expected to be miniaturized in recent years.

On the other hand, in the technique disclosed in Japanese Patent Laid-Open No. 62-156641, the loading / unloading lid 10 is used.
It is difficult to dispose mechanical parts and the like on 1b, which is also a factor in increasing the size of the camera body.

The present invention has been made in view of the above problems. An object of the present invention is to load a film from the radial direction of the film cartridge by using a small film cartridge loading / unloading mechanism by a film feeding method. In addition, another element can be laid out in the thrust direction of the film cartridge.

[0007]

In order to achieve the above object, a camera according to a first aspect of the present invention includes a camera body, a lid member that is openably and closably attached to the camera body, and the lid. And a cartridge holding means for holding a film cartridge used in the camera body, which is provided inside the member, and the lid member holds the film cartridge in the camera holder while holding the film cartridge in the camera body. It is characterized in that the film cartridge is attached to and detached from the camera body by opening and closing.

In the camera according to the second aspect, the film cartridge of the lid member is moved by moving the film cartridge in a direction substantially perpendicular to a film winding shaft provided inside the film cartridge. It is characterized by being held by a holding means.

[0009]

That is, in the camera according to the first aspect of the present invention,
A lid member is provided so as to be openable and closable with respect to the camera body, and a cartridge holding means for holding a film cartridge used in the camera body is provided inside the lid member. Then, the film cartridge is attached to and detached from the camera body by opening and closing the cover member with respect to the camera body while the film cartridge holding unit holds the film cartridge.

Further, in the camera according to the second aspect, the film cartridge of the lid member is moved by moving the film cartridge in a direction substantially perpendicular to a film winding shaft provided inside the film cartridge. It is held by holding means.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a camera according to a first embodiment of the present invention, and in particular, a film cartridge loading / unloading lid 2
The vicinity of is shown in detail.

As shown in FIG. 1, a film cartridge loading / unloading lid 2 as a lid member is provided on one side of the camera body 1.
Is openable and closable. The patrone attachment / detachment lid 2 is formed in a substantially U shape, and is pivotally connected to the camera body 1 at one end thereof. FIG. 1 particularly shows a state in which the film cartridge loading / unloading lid 2 is opened. The outer surface of the film cartridge loading / unloading lid 2 becomes a part of the outer wall of the camera body 1 in a closed state with respect to the camera body 1.

A film cartridge 8 is loaded inside the film cartridge loading / unloading lid 2 as shown in the drawing. That is, the film cartridge is held by the projecting piece 2a provided on one wall surface functioning as the cartridge holding means and the film cartridge holding member 7 provided on the wall surface facing the projecting piece 2a. The projecting piece 2a is integrally formed inside the film cartridge loading / unloading lid 2. The protruding piece 2a may be formed as a separate member and fixed inside the film cartridge loading / unloading lid 2. In such a case, the material does not have to be the same as the film cartridge loading / unloading lid 2, and may be made of metal, for example.

Further, the film cartridge holding member 7
In the present embodiment, the plate spring is formed of a metal plate spring having a curved surface, but it may have a planar shape, and the material is not limited to metal and may be formed of plastic, for example. Further, it goes without saying that it may be formed integrally with the patrone attachment / detachment lid 2.

Further, in the cartridge chamber of the camera body 1, a spool shaft 8a functioning as a film winding shaft provided in the film cartridge 8 is engaged, and the spool shaft 8a.
An engaging member 3 for rotationally driving is disposed so as to project.
The engagement member 3 has a substantially truncated cone shape, and a notch is formed so as to engage with the spool shaft 8a.

The engaging member 3 is urged so that it can be retracted from the film cartridge chamber by applying a force in the axial direction at least when the film cartridge cover 2 is opened / closed. .

Further, at the time of preparation for photographing, the film cartridge 8 is held by the film cartridge attaching / detaching lid 2 and the film cartridge attaching / detaching lid 2 is closed. At this time, the engaging member 3 is pushed by the lower surface of the cartridge 8 to resist the urging force, temporarily retracts from the cartridge chamber, and then when the spool shaft 8a of the cartridge 8 comes above the engaging member 3, The engaging member 3 is projected by the urging force and is engaged with the engaging member 3 and the spool shaft 8a of the film cartridge 8 to be driven, the film is sent out from the film cartridge 8, and the user can easily prepare for photographing.

After the photographing, the film is wound around the film cartridge 8 and then the opening / closing knob 6 is slid to open the film cartridge loading / unloading lid 2. The film cartridge loading / unloading lid 2 is formed such that the film cartridge 8 is partially exposed, and the user can easily take out the film cartridge 8.

On the other hand, a lens and a prism of a finder optical system (not shown) are arranged above the cartridge chamber of the camera body 1, and a drive mechanism (not shown) of the engaging member 3 and the film cartridge are shown below the lens barrel. An opening / closing mechanism for the loading / unloading lid 2 is provided.

As described above, in the camera according to the first embodiment, various things such as a finder optical system, a driving mechanism, and a transmission part can be arranged above and below the cartridge chamber. Therefore, the degree of freedom in layout is increased, and the camera can be made smaller.

Next, a second embodiment of the present invention will be described. FIG. 2 is a perspective view of a binoculars-integrated camera according to a second embodiment of the present invention. As shown in FIG. 2, a film cartridge loading / unloading lid 12 is provided on one side of the camera body 11a of the binoculars-integrated camera 11 so as to be openable and closable. FIG. 2 particularly shows a state where the film cartridge loading / unloading lid 12 is opened.

Inside the film cartridge loading / unloading lid 12, a film cartridge 17 is provided as shown in the figure.
Is loaded, and the film cartridge 17 is held by the film cartridge pressing member 16. Further, in the cartridge chamber of the camera body 11a, an engaging member 13 that engages with a spool shaft 17a that functions as a film winding shaft provided in the film cartridge 17 and that drives the spool shaft 17a to rotate is projected. It is set up. The engaging member 13 has a substantially truncated cone shape as in the first embodiment described above, and a notch is formed so as to engage with the spool shaft 17a.

Further, the engaging member 13 is the above-mentioned first member.
Similar to the embodiment described above, at least when the film cartridge loading / unloading lid 12 is opened / closed, a force is applied in the axial direction so that the film cartridge is evacuated so as to be retractable from the chamber. At the time of preparation for photographing, the film cartridge 17 is held by the film cartridge attaching / detaching lid 12 and the film cartridge attaching / detaching lid 12 is closed.

At this time, the engaging member 13 is pushed by the lower surface of the film cartridge 17 to resist the urging force, and is temporarily retracted from the cartridge chamber, and then the spool shaft 17a of the film cartridge 17 is engaged with the engaging member 13. By moving upward, the engaging member 13 is projected by the urging force, and the engaging member 13 and the spool shaft 17 of the film cartridge 17 are moved.
It is driven by engaging with a, and the user can easily prepare for photographing.

After the filming is finished, the film is taken up on the film cartridge 17 and the opening / closing knob (not shown) is operated to open the film cartridge loading / unloading lid 12. Since both ends of the film cartridge loading / unloading lid 12 are open as shown, the user can easily take out the film cartridge 17 accommodated in the film cartridge loading / unloading lid 12 with a finger (not shown). be able to.

A lens group and a lens barrel of binoculars are arranged at both ends of the cartridge chamber of the camera body 11a. As described above, according to the second embodiment, since the film patrone 17 is attached / detached outside the binoculars-integrated camera 11 as described above, the binoculars and the camera can be easily integrated. It will be possible.

In the camera of the present invention, the user can easily load and unload the film cartridge, and since both sides of the cartridge chamber, which is the direction of the film cartridge, can be effectively used, the camera can be made smaller and binoculars, etc. It is possible to make products that integrate the camera with the camera. Also,
In a camera having an engaging member for transmitting a driving force to a spool shaft of a film cartridge to rotate the spool shaft in a predetermined direction, a cartridge chamber is provided inside a lid for attaching and detaching the film cartridge. .
Furthermore, since it is not necessary to provide a space for forming a relief portion on the inner wall surface of the patrone chamber or a notch or a space for mounting and dismounting the patrone, it is possible to provide a space of about the same size as the patrone. Further miniaturization can be achieved by eliminating the space and notch.

Further, in the crust direction of the film cartridge, the drive mechanism, the optical system, the battery chamber, etc. can be effectively utilized, so that the degree of freedom in the layout inside the camera increases. The engaging member is provided so as to be movable when the film cartridge is attached or detached, that is, in the present invention, when the lid for attaching or detaching the film cartridge is opened or closed. Has been proposed to.

According to the embodiment of the present invention as described above, the following configuration can be obtained. (1) A camera body, a lid member that is openable and closable with respect to the camera body, and is provided inside the lid member,
By including a film cartridge holding means for holding a film cartridge used in the camera body, by opening and closing the lid member with respect to the camera body while holding the film cartridge in the film cartridge holding means. In a camera for mounting and dismounting a film cartridge on the camera body, the film cartridge is moved in a direction substantially perpendicular to a film winding shaft provided inside the film cartridge, It is held by the patrone holding means of the lid member, and the lid member has an opening in at least a part of the film patrone at an end portion along the film winding axis in the film patrone. Characteristic camera.

(2) A camera body, a lid member which is openable and closable with respect to the camera body, and a cartridge which is provided inside the lid member and holds a film cartridge used in the camera body. Holding means for holding the film cartridge in the cartridge holding means, wherein the lid member is attached to and detached from the camera body in a camera, all surfaces on the outside of the lid member Is a part of the surface that forms the appearance of the camera.

As described in detail above, in the camera of the present invention, a new format patrone of the feeding system can be easily loaded in the radial direction, and a drive mechanism, an optical system, and a battery chamber are provided in the thrust direction of the patrone. Or, it is configured so that a large member such as a strobe main capacitor can be laid out.

The cartridge is constructed so as to be inserted into the openable cartridge chamber from the radial direction.
At this time, the projection for feeding and rewinding the film retracts with the release of the cartridge chamber and projects by closing. Also, since the top and bottom of the Patrone chamber is open,
You can easily take out the cartridge. Furthermore, since it doubles as an exterior, it is effective for space efficiency. It should be noted that the present invention is not limited to the embodiments described above, and it goes without saying that various improvements and modifications can be made without departing from the spirit of the invention.

[0033]

According to the present invention, it is possible to load a film in the radial direction of the cartridge by using a small film cartridge loading / unloading mechanism by a film feeding system, and another film can be loaded in the thrust direction of the cartridge. A camera can be provided whose elements can be laid out.

[Brief description of drawings]

FIG. 1 is a diagram showing a configuration of a camera according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a configuration of a camera according to a second embodiment of the present invention.

FIG. 3 is a diagram for explaining loading of a film cartridge in a camera according to a conventional technique.

FIG. 4 is a diagram for explaining loading of a film cartridge in a camera according to a conventional technique.

[Explanation of symbols]

1 ... Camera body, 2 ... Film cartridge cover
2a ... projecting piece, 3 ... engaging member, 4 ... release button, 5
... LCD display section, 6 ... Opening / closing knob, 7 ... Film patrone holding member, 8 ... Film patrone, 8a ... Spool shaft, 11 ... Binocular integrated camera, 12 ... Film patrone attaching / detaching lid, 13 ... Engaging member, 14 ... release button, 15 ... LCD display section, 16 ... film cartridge holding member, 17 ... film cartridge, 17a ... spool shaft.

Claims (2)

[Claims] 1. A camera body, a lid member provided to be openable and closable with respect to the camera body, and a cartridge holder provided inside the lid member for holding a film cartridge used in the camera body. Means for loading and unloading the film cartridge with respect to the camera body by opening and closing the lid member with respect to the camera body while the film cartridge holding means holds the film cartridge. A camera characterized by. 2. The film patrone is held by the patrone holding means of the lid member by moving the film patrone in a direction substantially perpendicular to a film winding shaft provided inside the film patrone. The camera according to claim 1, wherein the camera is a camera.