JPS62149091A - Video recording device - Google Patents

Abstract

PURPOSE:To obtain a device of small in size and handy to carry by constituting housings of an image pickup means and a recording means using plural members movable to inside when a recording medium is not loaded. CONSTITUTION:When loading a floppy plate 12, housing members 5 and 16 are separated until a pin 19a and a long hole 7b come into contact. When a cover 18 is opened, the support 13 of the plate is moved and the plate 12 is inserted from an opening 13c. When the cover 18 is closed, the spindle 14a of a motor 14 is pressed lightly into the hub 12a1 of a disk 12a through a hole 13d of the support 13, and the disk 12a comes into contact with a magnetic head 15 and kept in a good state by a guide plate 20 at all times. When a button 23 is depressed, the disk 12a is rotated by a motor 14, and an image pickup element on a circuit substrate 10 is driven, and an image coming in through a lens 2 of exposing state is recorded on the disk 12a from the magnetic head 15. When photographing is not made, the cover is opened and the floppy is taken out, and housing members 5 and 16 are pushed to inside. Then, the lens 2 and a finder 9 are covered and protected by the housing member 16. A device of small in size and handy to carrying is obtained by this constitution.

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention converts an image incident through an optical system into an optical signal using an image pickup element, and records this on a recording medium. This relates to a video recording device a.

[Conventional technology]

An example of this type of device is an electronic camera, which has been under development in recent years. This involves loading a plastic package with a magnetic disk inside the camera body, rotating the disk at television rates, and using a magnetic head to form several annular trunks concentrically to record still images. This is what we do. Unlike cameras that use regular silver-lead film, this camera allows you to take in and take out the recording medium extremely easily, eliminates the need for difficult work such as development, and erases unnecessary recorded parts. You can freely re-record parts, etc.
It has a lot of functionality, and its development is progressing rapidly. %, the related industry has recently advanced standards for this electronic camera, and the recording medium used has a diameter of 4 mm.
A magnetic disk standard called so-called video 70 sopy has been proposed, which allows recording of 50 still images on a 7+ inch MP sheet.

[Problems that the investigation aims to solve]

By the way, such a recording device for the Ei-I-Sung Dynasty requires not only good imaging performance but also ease of carrying. In other words, there is a demand for smaller devices. However, since this type of device requires a considerable area to load the recording medium, the device becomes large and loses the ability to be easily carried.This invention was created by focusing on the above-mentioned problems. It is an object of the present invention to provide a video recording device which is convenient to carry and can be miniaturized as a whole by taking out the recording medium. , the storage body for storing the recording means and the recording medium is constituted by a plurality of members that are movable inwardly with respect to each other when the recording medium is not loaded. By taking out the recording medium from the device and moving the plurality of members constituting the storage body inwardly, the entire device can be made smaller and easier to carry. A case where a single child camera is applied as an embodiment of the invention will be described based on FIGS. 1 to 5. In addition, Fig. 1 tal and Fig. 1 tbl are front views of the α-child camera; The perspective view of the Seiko camera shown in the above figure, Figures 3 and 4 are A of the one shown in Figure 1 (J and Figure 1 tbl).
, - A diagram showing a cross section along the A line and a cross section along the B-B line, respectively. Figure 5 is a diagram showing the four plates shown in Figure 3 in an open state. In each figure, l is the imaging unit. This imaging unit storage member 5 consists of an imaging means ('MIN' lens 2, finder 3, and jt & image element 4) as an imaging optical system, and an imaging unit storage member 5 that stores these. and a back cover 7 are integrally fixed with screws etc., and the front cover 6 has an imaging lens 2 and a finder 3 in its lens barrel 6a.
is provided, and the image sensor 4 is fixed to the back cover 7 together with the circuit board IO. Further, a recess 7a is formed on the rear surface of the back cover 7, and a long hole 7b is bored in this recess 7a. 11 is disk drive unit C and below,
A floppy holder 13 in which a video floppy 12 (hereinafter simply referred to as a floppy) is loaded, which is made up of a magnetic disk 12a as a recording medium and a package 12t), a spindle motor 14 for rotating the disk 13a, and a magnetic A recording means consisting of a head 15 and a D unit storage body 1 for storing these.
It consists of 6. In addition, the D unit storage body 16 has a main base 17 and a 41 +
A cover plate 18 rotatably pivoted by I8a
and a back cover 19 that is integrally fixed to the rear of the main base 11 with screws or the like. and the main base l7Kld, the spindle motor 14. f! The floppy holder 13 is rotatable about a shaft 13a on the inner surface of the lid plate 18, to which the head 15 and a head moving mechanism (not shown) for linearly moving it in the direction of the arrow in the figure are attached. In addition to being visible, a guide board 20 is also provided. The guide plate 20 and the magnetic head 15 are inserted into the holes 13b and 13c of the floppy holder I3, respectively, with the plate 18 closed, as shown in FIG. 4, so that they face each other with a small gap between them. It has become. Furthermore, a plurality of bottles 19a are embedded in the back cover 19.

These pins 19a are inserted into a plurality of long holes 7b from the rear surface of the back cover 7, and each retaining ring 2I prevents them from coming off from the long holes 7b.
and 19 are # movable IJth relative to each other. Therefore, the imaging unit storage member 5 and the D and D unit storage bodies 16 can be moved from the state shown in FIG. 5 when a disc is not loaded. It is movable to the state of No. 31 Ne1 (the reverse is also possible), and this member 5 and the housing body 16 constitute the housing body 22 that forms the outer shell of the entire electronic camera. When loading the floppy 12 in the video recording device a, first, as shown in FIG.
Remove the imaging unit storage member 5 and stretch the D unit storage body 16 outward until the bottle 19a and the elongated hole 7b are cleaned. After that, the lid plate I8 is rotated in the opposite direction in the figure, centering on the shaft 18a. Rotate it clockwise.This moves the 70-tube holder 13 as well, allowing the floppy 12 to be inserted through its opening 13c.In this state, after inserting the floppy 12, rotate the cover plate 18 clockwise.
The disk is loaded into a state as shown in FIG. At this time,
The hole of the disk 12a is inserted through the spindle part 14ad70 of the spindle motor 14 and the hole +3d of the spindle holder 13.
The disk I2a is lightly press-fitted into the magnetic head 15, and the contact state between the disk I2a and the magnetic head 15 is always maintained in good condition by the guide plate 20 facing the magnetic head 15 via the disk 12a. 0 held here,
When the shutter button 23 is pressed, the spindle motor 1
4 rotates the disk 12a and the circuit board 1
The image pickup device 4 provided on the magnetic head 1 is driven and the image incident through the exposed image pickup lens 1 is converted into an electrical signal and then recorded on the disk 12a by the magnetic head 15.

Also, when not photographing, from the state shown in Figure 4,! (&
Rotate I8 counterclockwise, remove the floppy disk 12f from the floppy holder 13, and set it in the state shown in the wJs diagram.After this, rotate the cover plate 18 clockwise, then remove the imaging unit storage member 5, and remove it. ]The unit storage body 16 is pushed inwardly into each other at the edge where the bin 19a and the right end 7bz of the elongated hole 7b come into contact. As shown in FIG. 2 and finder 9 are covered by 1) and D storage member 16, these lenses 2 and finder 9 are protected from dust and external impact.In addition, in the above embodiment, the storage body is not used as an imaging means. The recessed part 5 of the imaging unit 1 that stores the storage device, etc., and the D unit storage member 16 that stores the recording means, etc. are made movable with respect to each other. It is also 0JtfE to configure these by movably connecting them.

Further, although the above embodiments have been described using an electronic camera as an example, the present invention can also be applied to other devices such as VTI (VTI, etc.).

[Effects of the Invention] As explained above, according to the present invention, by taking out the recording medium, the entire device can be significantly downsized, making it extremely easy to carry.

[Brief explanation of drawings]

Figure 1 (al, tbl) is a front view showing an electronic camera applied as a practical example of the present invention. Fig. 2 is a perspective view of the 'tC electronic camera shown in Fig. 1, and Fig. 3 is an A-A of the one shown in Fig. 1 tar.
Line sectional view, Figure 4 is taken from B-B of the one shown in Figure 1 (bl).
Figure 5 is a cross-sectional view of the video floppy loading section shown in Figure 4 with the video floppy loading section open. Diagram 1 of the magnetic disk collection (a
) 0) A-A line WI- plane circle figure 3 male figure 1 figure (b) line B-B line 1' plane figure 114 figure IL board! I asked 4 missing Asahi! One side shown + [1211 Fig. 5

Claims (2)

[Claims] (1) An imaging means consisting of an optical system and an image sensor, a recording means for recording a video signal from the image sensor on a removable recording medium, and a housing that forms the outer shell of the device and houses each of the above means and the recording medium. 1. A video recording device comprising: a storage body comprising a plurality of members that are movable inwardly when the recording medium is not loaded. (2) The optical system is covered by at least one of the plurality of members when the recording medium is not loaded, and is exposed to the outside when the recording medium is loaded. Video recording device.