JPH07248538A - Housing cartridge for information recording body - Google Patents

Abstract

PURPOSE:To provide a housing cartridge for an information recording body capable of preventing a picture from being projected in the state where the. picture is inadvertently inverted or the picture is reversed right and left in the case of enlarging and projecting the picture by using the information recording body having a light transmissive picture recording part where the picture is recorded. CONSTITUTION:This housing cartridge 6 is provided with a housing part 7a plurally housing the information recording bodies, a read hole 7b for reading control information recorded on a control information recording part, a directional conducting part 7c fitting in the notch of the information recording body, a shutter 8 for shielding the housing part 7a, and an information recording body pressing plate 9 installed in the housing part 7a in order to energize the information recording body toward the shutter 8 in a case main body 7, and it houses the information recording body having the notch.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information recording medium storage cartridge for storing an information recording medium for recording an image to be enlarged and projected.

[0002]

2. Description of the Related Art In recent years, the effectiveness and necessity of video images in presentations have been strongly recognized.

Conventionally, for enlarging and projecting an image,
There are slide projectors (phantom lamps) and overhead projectors (OHPs). In these devices, a sheet or slide on which image information is recorded can be easily manufactured at a relatively low cost.

However, when an image is projected using these devices, the information recording body on which the image is recorded is set in the wrong direction, and the projected image is inverted or left and right reversed. There was an occasion.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of such a point, and when an image is projected, the image is erroneously inverted or the image is reversed right and left. The present invention provides a storage cartridge for an information recording body capable of preventing the above.

[0006]

DISCLOSURE OF THE INVENTION The present invention is directed to an information recording body having at least a translucent image recording portion for recording an image and accommodating an information recording body having a notch at a specific corner. An accommodating cartridge, which is an accommodating section for accommodating a plurality of information recording bodies, a shutter capable of shielding the accommodating section, and an information recording body pressing member provided in the accommodating section and having a biasing force applied in the shutter direction. The means and the direction derivation part for fitting the information recording body in a desired direction by fitting with the notch provided in the information recording body.

The information recording body has a control information recording section for recording control information, and the storage cartridge is provided with a reading hole for reading the control information recorded in the control information recording section.

Further, the information recording body accommodated in the accommodation cartridge is of a card type having a size of approximately a business card.

[0009]

When the information recording body is stored in the storage cartridge, the information recording body is stored in the storage section with a notch provided in a specific corner of the information recording body fitted to the direction derivation section. The recording body is always stored in a specific one direction with respect to the storage cartridge.

Further, when the information recording body on which the control information is recorded is used, the image projection apparatus can read the control information through the reading hole.

Further, by making the information recording body accommodated in the storage cartridge into a card type of a substantially business card size, the storage cartridge can be downsized, and the storage cartridge can be easily carried and handled.

[0012]

EXAMPLE An example of the information recording medium will be described with reference to FIGS. 1A and 1B.

The information recording body 1 is in the form of a card about the size of a business card, and has a control information recording section 2 for recording control information.
a frame 2 having a, an image film 3 which is a translucent film as an image recording portion for recording an image, a translucent base film 4 for reinforcing rigidity, and audio information recording for recording audio information. And a magnetic track layer 5 as a part, which are sequentially stacked. The magnetic track layer 5 is located in a portion facing the frame 2 and not facing the control information recording portion 2a. A notch 1a is provided at one corner of the information recording body 1 in the transport direction.

In the control information recording section 2a, for example, by a bar code method, control information such as image projection time, enlargement ratio, timing for carrying an information recording medium to be projected next, or the like is printed or entered. It is recorded by.

An image is recorded on the image film 3 by printing with an electrostatic color electrophotographic machine, handwriting, silver salt printing, microcapsule transfer printing, or the like. When recording images, use a large-format film sheet with perforations so that it can be easily divided into multiple business card size card-type films (see Fig. 2). The image can be recorded, and the manufacturing time and the manufacturing cost can be reduced. In particular, with the recent development of OA equipment including a personal computer, it is easy to create an image, and the image can be recorded on an image film in the same manner as when the image is printed out.

Recording of audio information on the magnetic track layer 5 is performed by converting the audio information into an electric signal and using a magnetic head based on the converted signal to form a magnetic track (magnetic tape).
It is easily done using a conventional recording device that records into

FIG. 3 shows an embodiment of the present invention and is a schematic explanatory view of a storage cartridge 6 for storing a plurality of information recording bodies 1.

Reference numeral 7 denotes a case body, which is a housing portion 7a for housing a plurality of information recording bodies 1 and a reading hole 7 for reading control information recorded in the control information recording portion 2a by an optical sensor described later.
b and a direction derivation portion 7c for fitting the notch 1a of the information recording body 1 to accommodate the information recording body 1 in the correct direction.

Reference numeral 8 denotes a shutter slidably provided on the case body 7, and is normally biased by a biasing means such as a spring (not shown) in such a direction as to shield the storage portion 7a and normally closes the storage portion 7a. When it is mounted on an image projection device to be described later, the storage part 7a slides in an open state.

Reference numeral 9 is an information recording medium pressing plate as an information recording medium pressing means provided in the housing 7a for urging the information recording medium in the direction of the shutter 8 and is urged by a spring 9a. (See Figure 4). Reference numeral 10 denotes a roller rotatably provided on the case body 7 for reducing resistance when the information recording medium is conveyed.

When an index or a heading (a hatched portion in FIG. 3) with a title for classifying the information recording bodies 1 stored in the storage cartridge 6 is attached to the surface of the shutter 8. By providing a recess having a depth substantially the same as the thickness of the index on the surface of the shutter 8, positioning can be easily performed at the time of sticking, and the shutter 8 and the shutter 8 can be flush with each other.

FIG. 4 is a schematic block diagram of an embodiment of the image projection apparatus.

The image projection apparatus 11 is equipped with a storage cartridge 6 in which a plurality of information recording bodies 1 are stored,
Light for reading the control information recorded in the control information recording section 2a via the feed rollers 12, 13, 20 as a conveying means for conveying the information recording body 1 in the storage cartridge 6 and the reading hole 7b of the storage cartridge 6. A sensor 14, a magnetic head 15 as a voice information reading means for reading voice information recorded on the magnetic track layer 5, and a speaker 16 for reproducing the voice information read by the magnetic head 15 as voice.
an audio reproduction circuit 16 as an audio reproduction means having an amplifier 16b together with a, a light source 17 for projecting an image recorded on the information recording body 1, and an image light passing through the image film 3 of the information recording body 1. Optical system 1 such as a lens for magnifying and projecting
A magnifying and projecting unit 18 as a magnifying and projecting unit including a driving system 8a and a lens is provided.

Further, a control circuit 19 for inputting the control information read by the optical sensor 14 and controlling the feed rollers 12, 13, 20, the sound reproducing circuit 16, and the magnifying and projecting section 18 is provided.

A plurality of information recording bodies 1 are stored in the storage portion 7a of the storage cartridge 6. When the information recording body 1 is stored in the storage cartridge 6, the notch 1a and the direction derivation portion 7c are provided. Since the information recording bodies 1 cannot be stored unless they are fitted together, the information recording bodies 1 are always aligned and stored in the correct direction. As a result, it is possible to prevent the image from being projected in an inverted or left-right reversed state.

When the storage cartridge 6 is attached to the image projection device 11, the shutter 8 is slid and opened. The information recording body 1 stored in the storage cartridge 6 is first carried out of the storage cartridge 6 by the feed roller 12, and when the control information recording section 2a of the information recording body 1 passes over the reading hole 7b of the storage cartridge 6. Optical sensor 14
The control information is read by. The read control information is input to the control circuit 19.

Further, when the information recording medium 1 is conveyed by the feed rollers 12 and 13, the magnetic track layer 5 comes into contact with the magnetic head 15 and the magnetic track layer 5 moves in the contact state, the magnetic track layer 5 is formed. The recorded voice information is read by the magnetic head 15. The voice information read by the magnetic head 15 is input to the voice reproducing circuit, is appropriately amplified by the amplifier 16b, and the voice is reproduced and output from the speaker 16a. The timing for reproducing the sound can be appropriately delayed by a delay circuit using a buffer or the like under the control of the control circuit 19 based on the read control information.

When the information recording body 1 is further conveyed by the feed roller 13 and is conveyed to a fixed position on the optical path formed by the light source 17, the conveyance of the information recording body 1 by the feed roller 13 is temporarily stopped. To be done.

In the state where the information recording body 1 is temporarily stopped,
The light emitted from the light source 17 is guided by a mirror so as to illuminate the image film 3 from directly below, and when the light emitted from the light source 17 passes through the image film 3, it is based on the image recorded on the image film 3. Optical system 18 as image light
It is incident on a. At this time, the control circuit 19 controls the movement of the optical system 18a based on the input control information, adjusts the distance between the optical system 18a and the image film 3,
The image light is controlled so as to be enlarged and projected at a magnification based on the control information.

As a result, image light based on the image recorded on the image film 3 is formed, enlarged at a desired magnification, and projected on a screen (not shown).

Based on the read control information, the control circuit 19 controls the projection time of the image recorded on the information recording medium being conveyed at that time, and drives the feed roller 20 at an appropriate timing to control the information. Eject the recording material. Then, the feed roller 12 is driven to convey the next information recording body 1, and in the same manner, sound reproduction and image enlargement projection are performed.

[0032]

As is apparent from the above description, when the information recording body of the present invention is stored in the storage cartridge, the notch provided in a specific corner of the information recording body is fitted with the direction lead-out portion. Since the information recording body is stored in the storage section,
The information recording body is always stored in a specific one direction with respect to the storage cartridge. As a result, the information recording bodies 1 are always aligned and stored in the correct direction, and it is possible to prevent an image from being projected in an inverted or left-right reversed state.

Even if control information such as the magnification and projection time of the image to be projected and the projection timing of the image recorded on the next information recording body is recorded on the information recording body, the image projection apparatus still has a reading hole. Through the, the control information can be read without any inconvenience.

Further, by making the information recording body accommodated in the storage cartridge into a card type of a substantially business card size, the storage cartridge can be miniaturized and the storage cartridge can be easily carried and handled.

If the surface of the shutter is provided with a recess for sticking the index or heading, the positioning can be done easily when sticking the index or heading, and the shutter can be flush with the shutter. The appearance also improves.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram of an information recording body according to an embodiment of the present invention.

FIG. 2 is a diagram showing an example of an image film used for producing an information recording body of the information recording body according to the embodiment of the present invention.

FIG. 3 is a schematic configuration diagram showing an embodiment of the storage cartridge of the present invention.

FIG. 4 is a schematic configuration diagram of an image projection apparatus according to an embodiment of the present invention.

[Explanation of symbols]

 1 Information Recording Body 1a Notch 2 Frame 2a Control Information Recording Section 3 Image Film (Image Recording Section) 4 Base Film 5 Magnetic Track Layer 6 Storage Cartridge 7 Case Body 7a Storage Section 7b Reading Hole 7c Direction Derivation Section 8 Shutter 9 Information Recording Body pressing plate (information recording body pressing means) 9a Spring 10 Roller 11 Image projection device 12, 13, 20 Feed roller 14 Optical sensor 15 Magnetic head 16 Sound reproduction circuit 16a Speaker 16b Amplifier 17 Light source 18 Enlargement projection unit 18a Optical system 19 Control circuit

Claims (3)

[Claims] 1. A storage cartridge for storing an information recording body, which has at least a light-transmitting image recording section for recording an image and has a notch in a specific corner, A storage unit that stores a plurality of sheets, a shutter that can shield the storage unit, an information recording body pressing unit that is provided in the storage unit and applies a biasing force in the shutter direction, and an information recording body. A cartridge for accommodating an information recording body, comprising a direction deriving portion for fitting the information recording body in a desired direction by fitting the notch. 2. The information recording body has a control information recording section for recording control information, and has a reading hole for reading the control information recorded in the control information recording section. Storage cartridge for the described information recording body. 3. A storage cartridge for an information recording body according to claim 1, wherein the information recording body is a card type having a substantially business card size.