JPH0990499A - Camera - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the increase in the scale of a camera by providing a cartridge moving means for at least either inserting or ejecting a cartridge in a camera body part. SOLUTION: When the cartridge 8 is inserted from the opening part of a cartridge chamber 1a, first the lever part 7a of a film switch 7 comes into contact with the cartridge 8, to detect the insertion of the cartridge 8. Then, a motor 2 starts to rotate and driving force by this rotation is transmitted to a driving gear 4a from a transmission gear 3a, with a gear head 3, to rotate a driving shaft 4. Thus, a driving roller 5 is rotated and when the cartridge 8 comes into contact with this driving roller 5, the insertion is started. When the cartridge 8 is inserted by a specific amount, the rotation of the motor 2 is stopped by a switch, to complete the insertion into the cartridge chamber 1a. In such a case, a projecting part 9 is provided outside a guiding roller 6 on the side surface of a camera body, to be used as a strap attaching part. Thus, the guiding roller can be efficiently arranged without making the whole size of the camera large.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a camera for automatically retracting a film cartridge or a cartridge (hereinafter referred to as a cartridge) into a cartridge chamber and / or sending the film cartridge out of the cartridge chamber.

[0002]

2. Description of the Related Art At present, there is a drop-in loading method as a method for easily loading a film into a camera. This is because the back cover of the camera is rotated almost around the axis near the camera side edge to make it half open, and in this state, the film is formed in the gap between the rear edge of the camera bottom and the bottom edge of the back cover and in the cartridge chamber. The film is loaded by dropping. Another method is to first open the bottom lid of the camera, insert the film into the groove on the bottom of the camera, and then close the bottom.

Further, the applicant of the present invention has proposed an automatic film loading camera in Japanese Patent Laid-Open No. 6-308600 or the like in which the cartridge is light and the roller is automatically pulled in by the roller when the cartridge is dropped into the camera to wait for shooting. There is. A simple explanation of this method is that when the cartridge is inserted into the camera, the drive roller is driven by the cartridge insertion detection switch (hereinafter abbreviated as the cartridge switch), and the cartridge is guided by the guide roller. It is a simple and convenient method of loading a film, which is pulled into the cartridge chamber. Less than,
This film loading method is called a powered loading method.

[0004]

SUMMARY OF THE INVENTION An object of the present invention is to provide a camera by means of a cartridge moving means provided on the side of the camera body for pulling the cartridge into and out of the cartridge chamber. It is intended to prevent the size from increasing.

[0005]

In order to achieve the above object, the present invention is provided on a side of a camera body for at least one of drawing a cartridge into a cartridge chamber and sending the cartridge out of the cartridge chamber. A cartridge moving means and a protrusion provided on the side of the camera body outside the cartridge moving means for performing a predetermined function of the camera, or a housing provided on the side of the camera body above or below the cartridge moving means. And a void portion.

[0006]

Embodiments of the present invention will be described below with reference to the drawings.

1 to 3 show a camera according to an embodiment of the present invention. FIG. 1 is a perspective view thereof, FIG. 2 is a longitudinal sectional view thereof, and FIG. 3 is a transverse sectional view thereof. is there.

First, the powered loading method will be described with reference to FIG.

Reference numeral 1 is a camera body. A motor 2 generates a predetermined amount of driving force. A gear head 3 decelerates a driving force from a pinion gear (not shown) attached to the motor 2 through a plurality of gears, and outputs it by a transmission gear 3a. The gear head 3 is fixed to the main body 1 by screws (not shown) or the like. 4 is a drive shaft that can rotate
The drive gear 4a receives and rotates the drive force output from the transmission gear 3a. A drive roller 5 is made of an elastic material such as rubber and is fixed to the drive shaft 4. A guide roller 6 is located at a position substantially opposite to the drive roller 5 in the cartridge chamber 1a, and is rotatably attached by a rotation shaft (not shown). A cartridge switch 7 is fixed to the opening of the cartridge chamber 1a from the drive roller 5 described above. Reference numeral 8 is a film cartridge (hereinafter abbreviated as "patrone").

Next, the operation of the above configuration will be described.
When the cartridge 8 is inserted through the opening of the cartridge chamber 1a, the lever portion 7a of the film switch 7 is first contacted to detect that the cartridge 8 has been inserted. Then, the motor 2 starts rotating, and the driving force due to this rotation is transmitted from the transmission gear 3a to the driving gear 4a via the gear head 3, and the driving shaft 4 rotates. As a result, the drive roller 5 rotates, and when the cartridge 8 comes into contact therewith, the drawing is started. When a proper amount is drawn, the rotation of the motor 2 is stopped by a switch (not shown), and the drawing into the cartridge chamber 1a ends.

In this state, when the size of the camera is reduced, the guide roller 6 may be exposed because the thickness of the exterior of the guide roller 6 is not desired to be large. Therefore, as shown in FIGS. 2 and 3, a protruding portion 9 is provided outside the guide roller 6 on the side surface of the camera body, and this is used as a strap attachment portion. As a result, the guide roller can be efficiently arranged without increasing the size of the entire camera. Similarly, as shown in FIG. 4, a grip rubber is provided on the outer side of the side surface of the camera body so that the protrusion 1
The grip portion may be 0.

5 and 6 show another embodiment of the present invention. FIG. 5 is a longitudinal sectional view thereof, and FIG. 6 is a transverse sectional view thereof. In these figures, the same components as those in the above embodiment are designated by the same reference numerals.

In the present embodiment, as shown in these figures, the mounting hole 19 is provided above the guide roller 6 (this may be below). In this case, the convex portion on the side surface of the camera can be eliminated, so that the appearance is not spoiled.

Further, as shown in FIG. 7, the position of the strap mounting hole 19 is laterally shifted in the front-rear direction of the camera so that a small remote controller can be housed in a vacant space.
0 may be provided.

In short, in this embodiment, a storage space for storing a strap, a remote controller and the like is provided above or below the guide roller 6.

(Correspondence between the Invention and the Embodiment of the Invention) In the embodiment of the invention described above, the guide roller 6 is attached to the cartridge moving means of the present invention, the protrusion 9 or 10 is attached to the protrusion of the present invention, and the strap is attached. The storage hole 19 or the remote control storage portion 20 corresponds to the storage space of the present invention.

The above is the correspondence relationship between each configuration of the present invention and each configuration of the embodiment of the present invention, but the present invention is not limited to the configurations of the embodiments of the present invention, and is claimed. It goes without saying that any structure may be used as long as it can achieve the function shown or the function of the structure of the embodiment of the invention.

For example, in the above embodiment of the present invention,
Although the case of drawing the cartridge into the cartridge chamber by the roller is shown, the present invention is for the roller to feed the cartridge from the cartridge chamber, or to retract the cartridge.
It goes without saying that the present invention can be naturally applied even if it is for both sending out. Further, in the above-described embodiment of the present invention, the guide roller is provided on the side portion of the camera body, but it goes without saying that the present invention can be applied to a drive roller. Further, the present invention can be applied to a cartridge moving means other than the above rollers that holds and moves the cartridge.

The present invention also relates to a cartridge other than the cartridges described in the above embodiments, a cartridge having an image recording medium other than a film, and other types of cartridges and a load other than a cartridge such as a battery. It is applicable even if there is.

The present invention also relates to various types of cameras such as single-lens reflex cameras, lens shutter cameras, video cameras,
Further, the present invention can be applied to optical devices and other devices other than cameras, and further to devices applied to the cameras, optical devices and other devices, or elements constituting these devices.

[0021]

As described above, according to the present invention,
By providing a cartridge moving means on the side of the camera body for at least one of drawing the cartridge into the cartridge chamber and sending the cartridge out of the cartridge chamber, a protruding portion on the side surface of the camera body that protrudes outside the cartridge moving means is provided. It is possible to prevent the camera from increasing in size by the cartridge moving means by configuring the camera to perform a predetermined function, or by forming the storage space above or below the protrusion.

[Brief description of drawings]

FIG. 1 is a perspective view of a camera according to an embodiment of the present invention.

FIG. 2 is a vertical cross-sectional view of the camera shown in FIG.

3 is a cross-sectional view of the camera of FIG.

FIG. 4 is a vertical sectional view of a camera according to another embodiment of the present invention.

FIG. 5 is a vertical sectional view of a camera according to still another embodiment of the present invention.

6 is a cross-sectional view of the camera of FIG.

FIG. 7 is a transverse sectional view of a camera according to still another embodiment of the present invention.

[Explanation of symbols]

 1 Camera Main Body 1a Patrone Chamber 2 Motor 3 Gearhead 4 Drive Shaft 5 Drive Roller 6 Guide Roller 7 Film Switch 8 Film Patrone 9 Strap Mounting Part 10 Grip Part 19 Strap Mounting Hole 20 Remote Control Storage Part

Claims (8)

[Claims] 1. A cartridge moving means provided on a side of a camera main body for at least one of drawing a cartridge into a cartridge chamber and sending the cartridge out of the cartridge chamber, and outside the cartridge moving means on a side surface of the camera main body. And a protrusion for performing a predetermined function of the camera provided on the camera. 2. The camera according to claim 1, wherein the protruding portion constitutes a strap attaching portion. 3. The camera according to claim 1, wherein the protruding portion constitutes a grip portion. 4. The camera according to claim 1, wherein the cartridge moving means is a roller for at least one of drawing the cartridge into the cartridge chamber and sending the cartridge out of the cartridge chamber. 5. A cartridge moving means provided on the side of the camera body for pulling the cartridge into and out of the cartridge chamber, and a cartridge moving means on the side of the camera body. And a storage space provided above or below the camera. 6. The camera according to claim 5, wherein the storage space constitutes a strap mounting hole. 7. The camera according to claim 5, wherein the storage space constitutes a remote control storage part. 8. The camera according to claim 5, wherein the cartridge moving unit is a roller for at least one of drawing the cartridge into the cartridge chamber and sending the cartridge out of the cartridge chamber.