Video integral-type television

Abstract

A mechanical deck guide and a board guide for video in which a video set and a print board for video are provided integrally with a front cabinet, and a board guide for television is disposed in an array with the board guide for video. A shield plate is provided on the mechanical deck guide so as to cover it.

Description

BACKGROUND OF THE INVENTION

This invention relates to a video integral-type television (hereinafter called "TV-video") which contains a television set and a video recorder or player in a cabinet.

In a conventional TV-video, as shown in FIG. 7 (back view of TV-video) and in FIG. 8 (transverse sectional view thereof), the video set 1 is placed on a bottom plate 2a in a cabinet 2, front surface being secured with a screw 3 in front of a front plate 2b of the cabinet 2. Further, the rear portion thereof is secured with screws 3 to a rear cabinet 8 as shown in FIG. 8.

A mechanical deck 1a of the video recorder or player 1 is attached to a plastic molded casing 1b. As shown in FIG. 8, the rear portion of the mechanical deck 1a or the rear portion of the casing 1b is provided with a plurality of printed circuit boards for television print board 5 in a vertical direction.

A printed circuit board for television of the television set is attached along the inner inside of one side in the cabinet 2, said printed circuit board 5 being provided with a power transformer 6 for television. As the power transformer for television, a flyback transformer is chiefly used. Further, as the one for the video, a power source not illustrated in the video recorder or player 1 is separately provided.

In FIG. 7, numeral 7 is a shield plate provided on the video recorder or player.

As described above, in the conventional TV-video, a video deck cuts into the cabinet of the television set and is attached to the cabinet as it is.

Accordingly, the wiring lines between the printed circuit board for television print board 5 and the printed circuit board for video are long and numerous as shown in FIG. 7 and FIG. 8.

In addition, it takes considerable time to install the printed circuit board for television print board 5 and the printed circuit boards for video 4 . . . 4.

Heretofore, since the video deck is designed to be contained in the cabinet as it is, the power source for video is provided to the video deck, while the power source for television is provided to the television set, respectively. Accordingly, the number of parts is numerous and there exist defects, such as the video set catching noise through the power for television.

BRIEF DESCRIPTION OF THE INVENTION

This invention is characterized in that in a TV-video recorder or player, wherein a television set and a video recorder or player are contained in the same case:

a front end thereof is fixed to the inside of a front plate of the front cabinet and arranged approximately parallel to a case bottom plate; comprises a mechanical deck guide wherein a mechanical deck of the video recorder or player is inserted slidably therein from the rear of the case, a board guide for video arranged at a lower portion of the mechanical deck guide and a printed circuit board for video is inserted therein from the rear portion of the case providing a fixed slit to the bottom plate of the front cabinet, a board guide for television arranged parallel to the board guide for said video, and a shield plate placed on said mechanical deck guide removably so as to cover said mechanical deck guide; said mechanical deck guide, said board guide and said board guide for television being inserted the mechanical deck of the video recorder or player, the print board for video and the printed circuit board for television respectively from the rear of the front cabinet.

Further, said mechanical deck guide, said board guide for video and said board guide for television are integrally formed with the cabinet, respectively.

At a base end of the cabinet front plate side of said mechanical deck guide, the board guide plate for video and board guide for television are provided with a taper-like guide portion and an engaged supporting portion, respectively.

The printed circuit board for video is screwed to the lower surface of the mechanical deck through a supporter, while the rear end of the mechanical deck is attached to the bottom plate of the front cabinet removably.

A connecting line which connects the printed circuit board for video to the printed circuit board for television is removably connected to each other.

The printed circuit board for television is provided with the common power for the television and video recorder or player.

The above common power is a switching power.

Since the printed circuit board for video is attached under the mechanical deck of the video recorder or player, both the mechanical deck and the printed circuit board for video are inserted in the board guide for the video and the mechanical deck at the same time.

The connection of the printed circuit board for video to the printed circuit board for television is performed by connecting the connector.

The top ends of the mechanical deck, printed circuit board for video and printed circuit board for television are inserted along the guide forwardly, and guided to the engaged supporting portion through the taper-like guiding portion to be grasped at each top end firmly by the engaged supporting portion.

Since the power source is common and attached to the printed circuit board for television, the negative influence of magnetic force to the video recorder or player is avoidable.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a transverse sectional view which shows the state of the front cabinet as seen from the rear.

FIG. 2 is a vertical sectional view which shows the state of the front cabinet seen from the side.

FIG. 3 is a vertical sectional view which shows the state wherein the mechanical deck and the print board for video are contained in the front cabinet.

FIG. 4 is a side view of the shield plate of this invention.

FIG. 5 is a plane view of the shield plate of this invention.

FIG. 6 is a right side view of the shield plate of this invention.

FIG. 7 is a rear view of the conventional video integral-type television and

FIG. 8 is a transverse sectional view of the conventional video integral-type television.

DETAILED DESCRIPTION OF THE INVENTION

Detailed description of this invention will be explained as follows based upon the attached drawings.

FIG. 1 is a transverse sectional view which shows a state of the front cabinet of this invention as seen from the rear. FIG. 2 is a vertical sectional view which shows a state of the front cabinet of this invention as seen from the side. FIG. 3 is a vertical sectional view which shows a state wherein the mechanical deck and the printed circuit board for video are contained in the front cabinet of FIG. 2. FIG. 4 is a right side view of the shield plate. FIG. 5 is a plan view of the shield plate and FIG. 6 is a right side view of the shield plate.

In the FIGS., numeral 11 is a front cabinet, 12 is a window for a Braun tube, 13 is a window for a speaker, 121 and 122 are mechanical deck guides, 131 and 132 are board guides for video, and 141 and 142 are board guides for television.

The mechanical deck guides 121 and 122 are formed integrally with the front plate 11b of the front cabinet 11 and arranged parallel to the bottom mechanical guide.

However, the mechanical deck guides 121 and 122 may be fixed to the front plate of the front cabinet 11.

Further, at the lower portion of the mechanical deck guides 121 and 122, the board end of the board guides for video 131 and 132 are integrally formed or fixed thereto the same as the mechanical deck guides 121 and 122 at a fixed slit with the bottom plate 11a of the front cabinet.

Furthermore, the board guides for television 141 and 142 are arranged parallel to the board guides for video 131 and 132 by the same construction as the board guides for video 131 and 132.

In order to wrap the top end of the mechanical deck 123 (2 points chain line) in the mechanical deck guides 121 and 122, taper-like guide portions 121a and 122a and engaged supporting portions 121b and 122b are provided respectively at the board end of the front plate 11b in the mechanical deck guides 121 and 122. The numerals 121c and 122c are guides at the time of inserting the mechanical deck 123 (shown by two points chain lines) and the mechanical deck 123 is introduced along those guides to attain to the guide portions 121a and 122a.

The introducing portions 131a, 132a and the engaged supporting portions 131b, 132b are also provided at the front plate 11b sides of the board guides for video 131 and 132. In addition, at the front plate sides of the board guides for television 141 and 142 are also provided with the introducing portions and the engaged supporting portions, which are not illustrated.

The numeral 15 is a connector which connects the printed circuit board for video 133 (two points chain line) and the printed circuit board for television (two points chain line) and are removable from each other.

In the FIGS., the numeral 16 is a switching power.

The numerals 121d and 122d are upper portion guides provided at the intermediate portion between the mechanical deck guides 121 and 122, said upper portion guide being parallel to the bottom plate 11a and being a rib which reinforces the mechanical deck guide.

The numeral 17 is an inserting hole of the video hole.

The numeral 14 is a shield plate wherein tabs for engagement 14a, FIG. 3 are provided by being hooked at the rear end as shown in the Figures.

Assembling of the mechanical deck 123, printed circuit board for video print 133, printed circuit board for television 143, shield plate 14 or the like to the front cabinet 11 will be explained as follows.

The printed circuit board for video print 133 is clamped with screws 20 at the lower portion of the mechanical deck 123 through the supporter 19. This printed circuit board 133 is inserted from the rear of the front cabinet 11 along the guides 121c, 122c as shown in FIG. 2 and at last when urged strongly, the top end of the mechanical deck 123 and the printed circuit board for video 133 are respectively engaged with the engaged supporting portion to wrap through the above introducing portion.

The shield plate 14 is also inserted into the front cabinet 11 from the rear thereof, and tabs for engagement 14a, 14a of the rear end constrain the rear end of the shield plate 14 with rib 18a of the rear cabinet 18 in a state that the tabs 14a, 14a are inserted into the rear end of the mechanical guides 121 and 122, thereby preventing the drawing out of the shield plate to the outside.

If an earth of the shield plate 14 is necessary, the shield plate 14, mechanical deck 123 and the bottom cover 10 can be electrically connected by providing an earth plate 9 and clamping with a bolt 23.

Then, the printed circuit board for television 143 is inserted in the board guides for television 141 and 142 to be engaged to the engaged supporting portion through the introducing portion (not illustrated), the top end thereof the same as the print substrate for video.

The wiring of the installed printed circuit board for video 133 and of the printed circuit board for television 143 are connected to each other by inserting the connector 15.

The rear end of the mechanical deck 123 is fixed to the bottom plate 11a with bolts 22 and 23 through a spacer 21 as shown in FIG. 3.

According to this invention described in detail, the following effects are obtained:

(1) Heretofore, since the video deck is contained within the cabinet, a casing (the greater part of the casing is prepared by plastic mold forming) for containing the mechanical deck is necessary, while in this invention there is no necessity for the casing because the mechanical deck is maintained by guide, and it is lightweight.

(2) The printed circuit board for video is inserted in the guide in a state that it is fixed to the lower portion of the mechanical deck. Since the printed circuit board for television is also assembled after being inserted to the guide, assembling is easy.

(3) Since the printed circuit boards for both video and television are disposed in an array and connected with the connector, there is no need of wiring between the video and television sets.

(4) Since the power source for video does not exist on the printed circuit board of the video recorder or player, but is provided on the printed circuit board for television as a common power source, there is no negative influence due to the magnetic line of force of the power source. Further, since the power source is common, the number of parts is few.

Claims

1. A TV-VCR compound assembly in which a television set and a video set are jointly installed in a cabinet, comprising:

a CRT;

a mechanical deck for said video set;

a first printed circuit board for said television set; and

a second printed circuit board for said video set;

wherein said first and second printed circuit boards are slidably insertable from a rear part of said cabinet;

said mechanical deck is installed between said CRT and both of said first and second printed circuit boards; and

said cabinet is provided with guide members for said first and second printed circuit boards inserted from said rear part and for securing said first and second printed circuit boards within said cabinet.

2. The TV-VCR compound assembly as claimed in claim 1 further comprising an electric power supply which is installed on said first printed circuit board and supplies electric power to said television set and said video set.

3. The TV-VCR compound assembly as claimed in 2, wherein said first printed circuit board and said second printed circuit board are electrically connected with a conductive connector such that said electric power is supplied to said second printed circuit board from said first printed circuit board via said conductive connector.

4. The TV-VCR compound assembly as claimed in claim 1 wherein said guide members include a first guide member (142) for guiding said first printed circuit board; a second guide member (131) for guiding said second printed circuit board and further guide members (141) and (132) for guiding both said first and second printed circuit boards.

5. A TV set having a single cabinet in which a VCR is incorporated, comprising:

a first printed circuit board on which a circuit for said TV set is installed;

a first guide member arranged within said cabinet and extending from a rear part to a front part of said cabinet, said first guide member having an introducing portion at a rear end and an engaging supporting portion at a front end, said first guide member guiding said first printed circuit board which is slidably insertable from said introducing portion and supporting said first printed circuit board by said engaging supporting portion;

a second printed circuit board on which a circuit for said VCR is installed; and

a second guide member arranged within said cabinet and extending from a rear part to a front part of said cabinet, said second guide member having an introducing portion at a rear end and an engaging supporting portion at a front side, said second guide member guiding said second printed circuit board which is slidably insertable from said introducing portion and supporting said second printed circuit board by said engaging supporting portion.

6. A TV set according to claim 5, wherein said first guide member includes first grooves extending substantially from said rear end and said front end in parallel with each other, and each said first groove receiving one end of said front and rear ends of said first printed circuit board.

7. A TV set according to claim 5, wherein said second guide member includes second grooves extending substantially from said rear end and said front end in parallel with each other, and each said second groove receiving one end of said front and rear ends of said second printed circuit board.

8. A TV set according to claim 5, wherein said first guide member includes first grooves extending substantially from said rear end and said front end in parallel with each other, and each said first groove receiving one end of said front and rear ends of first printed circuit board, and said second guide member includes second grooves extending substantially from said rear end and said front end in parallel with each other, and said second groove receiving one end of said front and rear ends of said second printed circuit board.

9. A TV set according to claim 8, wherein said first grooves and said second grooves are arranged at a same height position from a bottom plate of said cabinet so that said first printed circuit board and said second printed circuit board are arranged in the same horizontal plane in parallel with each other.

10. A TV set according to claim 5, further comprising a mechanical deck for said VCR, wherein said second printed circuit board is attached below said mechanical deck, whereby said second printed circuit board is inserted in said cabinet together with said mechanical deck.

11. A TV-VCR compound assembly in which a television set and a video set are jointly installed in a cabinet, comprising:

a CRT;

a mechanical deck for said video set;

a first printed circuit board for said television set;

a second printed circuit board for said video set;

wherein said first and second printed circuit boards are slidably insertable into said cabinet;

said cabinet being provided with guide members for said first and second printed circuit boards for securing said first and second printed circuit boards in a substantially common plane within said cabinet to position adjacent edges of said first and second printed circuit board in proximity to each other;

an electric power supply which is installed on one of said first and second printed circuit boards for supplying electric power thereto; and

connector means for bridging between said printed circuit boards and supplying power from said one to the other of said printed circuit boards.