CN1029438C - Cassette provided with magnetic tape on two coplanar reels - Google Patents

Abstract

A cassette (1) provided with magnetic tape (3) comprises a housing (9) with two main walls (11, 13) and a several transverse walls (15, 17, 19, 21). One of the main walls (13) is imperforate and is provided with a window (39) which can be opened and a label (37) interposed between the window (39) and the main wall (13). The window (39) is secured to the housing (9) by means of a tab (45) and projections (55, 57) and can be moved away temporarily from the label (9) to note data on the label (37).

Description

Cassette provided with magnetic tape on two coplanar reels

The present invention relates to a kind of tape cassete of tape on two coplane plate rails, this tape cassete comprises a shell, this shell has two parallel main walls and a plurality of cross wall, a cross wall in the described cross wall forms the antetheca with a preceding hole, part tape promptly passes this preceding hole and extends, the first wall of two main walls has two plate rail drive holes, the second main wall does not have the hole at least basically, this tape cassete also comprises a window and a registration plate, this window is configured on the shell, and at least a portion is on the second main wall, and registration plate is then between window and shell.

Netherlands patent applications 8903088(this paper also includes for your guidance) in promptly introduced described the sort of tape cassete of this instructions beginning, this patented claim can not announced before day in present patent application.Magnetic tape cassette described in this patented claim is prepared to use for digital audio signal, is listed on the registration plate about the interrelated data of record in the information on the tape.The window of tape cassete and shell do not comprise any facility that window and shell are interconnected, and therefore these parts must be bonded to each other or weld.If this tape cassete dress is prerecorded tape, then registration plate need not to make the form that can unload from tape cassete.If what this tape was box-packed is empty tape, the user can want the interrelated data of recorded content is write on the registration plate.And under the situation of the magnetic tape cassette of pre-recording, because window has covered registration plate, and because of bonding or welded structure can not unload window, interrelated data can not be write on the registration plate.

The purpose of this invention is to provide described that a kind of tape cassete of this instructions beginning, but the user can be listed in data on the registration plate.For reaching this purpose, the invention is characterized in that window can be opened.Like this, we just can unload the window that covers registration plate, put, get registration plate.

An embodiment of tape cassete of the present invention is characterised in that tape cassete comprises a stationary installation, is used for removably window fixed to shell.So just window can be unloaded from shell, so that put, get registration plate.

Best, stationary installation comprises interlocking member.Compare with being connected of carrying out of the power of borrowing (being the connection that part to be connected forms for the other side's application of force each other), interlocking-type connects (i.e. the connection that forms by means of the shape of each coupling part) can not produce stress in the tape cassete each several part, thereby so not tight to the requirement of each several part.In addition, the interlocking-type connection can also make and no longer exist because of plastic yield makes the caused fixation problem of stress decrease.

Stationary installation preferably with the tape cassete parts in integral body of at least one element formation.Like this, stationary installation no longer is discrete parts, but constitutes an integral body with shell and window.This has reduced the manufacturing and the assembly cost of tape cassete.

In this embodiment of the present invention, the second main wall that is preferably in tape cassete is provided with a recessed district, a cross wall in the described cross wall forms the rear wall with another recessed district, window is the L font and engages with each recessed district, this embodiment is characterised in that, stationary installation comprises that one constitutes the joint of an integral body with window, and the second main wall of shell has a hole, and joint promptly embeds in this hole.Like this, when window is contained on the shell, can't see stationary installation, thereby do not influence the outward appearance of tape cassete.

Best described hole is positioned near on the second main wall of rear wall, and the inside surface of rear wall has a recess, and a free end of joint has a projection that engages with this recess.

Stationary installation is included in some projections that the window edge surface is provided with and defines the recess that is provided with on the sidewall in recessed district on the second main wall and rear wall, and each projection engages with each recess.These projections and recess can constitute stationary installation individually, or combine the formation stationary installation with above-mentioned joint and aperture, can't see also when window is contained on the shell and touch less than them, thereby do not influence the outward appearance of tape cassete.

Another embodiment of tape cassete of the present invention is characterised in that window is connected with shell swingably.Like this, we can put, get registration plate, and window keeps being connected with shell simultaneously, thereby can not lose.

Among the embodiment of the tape cassete of the invention described above, tape cassete comprises two plate rails that tep reel is housed, but also can have such feature: shell has a transparent window at least, and this window is fixedlyed connected with shell, can see the part of one of them plate rail by this window.Like this, the user can see how many tapes on the plate rail has, and helps the length of determining that tape can further be recorded.

Referring now to accompanying drawing, illustrates in greater detail content of the present invention.

Fig. 1 is first view of tape cassete of the present invention.

Fig. 2 is second view of tape cassete of the present invention.

Fig. 3 is the tape cassete cut-open view from the position intercepting of stationary installation.

Fig. 4 shows the window of tape cassete.

Fig. 5 shows the registration plate of tape drum.

Fig. 6 shows the tape cassete of not tape recording board and window.

Fig. 7 is the cut-open view of tape cassete of the present invention, is included in a hinged joint between the window enclosure.

Fig. 8 shows the tape cassete of Fig. 7, and its window is being opened.

Fig. 1 and 2 shows the embodiment of tape cassete 1 of the present invention, is provided with tape 3 on two coplane plate rails 5 and 7.The shell 9 of tape cassete 1 comprises the first main wall 11 and the second main wall 13, also has four cross walls 15,17,19,21(also referring to Fig. 6), these cross walls, one of them constitutes antetheca 15, and another constitutes rear wall 17.Antetheca 15 has a preceding hole 23, and the usefulness for magnetic head passes through also has two pinch roller holes 25 and 27, and a part of tape 3 promptly extends along pinch roller hole 25 and 27.Shell 9 holds two plate rails 6 and 8 that tep reel 5 and 7 are housed.The first main wall 11 has two plate rail drive holes 29 and 31, the second main walls 13 not to have the hole.Fig. 1 is the view at the tape cassete first main wall place.Tape cassete 1 has a slip lid 33, for the hole 23,25,27,29 and 31 on the closure 9.As we can see from the figure, slip lid 33 is in the position of opening, thereby comes out in each aperture.Fig. 2 is the view at the tape cassete second main wall 13 places.The second main wall 13 and rear wall 17 have a recessed district 35(to see Fig. 6), registration plate 37 and window 39 promptly are placed in the recessed district 35.Can see plate rail 5 and 7 and tep reel 6 and 8 by two transparent windows 41 and 43 that adjoin registration plate 37.

Window 39 can unload from shell 9, and it is fixed on the shell with stationary installation, sees Fig. 3.Stationary installation comprises joint 45.Joint 45 forms an integral body with window 39, and extends by hole 38 on the registration plate 37 and the hole 47 on the second main wall 13.One end of joint 45 is connected with window 39, and the free end of joint 45 has a projection 49 to engage with recess 51 on rear wall 17 inside surfaces 53.Corresponding to the position of projection 49, on rear wall 17 and window 39, can also open the other aperture, so just can from the outside projection 49 be extruded outside the recess 51, thereby can unload window at an easy rate.Stationary installation also comprise two on window 39 edge surfaces 59 projection 55 and 57 and two on the sidewall 65 in the recessed district 35 of defining of the second main wall 13 recess 61 and 63(also referring to Fig. 4 and 6).

Window 39 illustrates separately in Fig. 4.Window 39 is transparent, is the L font.Window 39 covers registration plate 37 and two windows 41 and 43.Registration plate 37 illustrates separately in Fig. 5.Registration plate has a hole 38, for the usefulness of the joint 45 that holds window 39.One side 36 blank of registration plate can be write about being recorded in the data of the information on the tape in order to notes.The another side of registration plate can paste various charts or advertising sign.The trap 40 of registration plate 37 is folded to another side, just registration plate can be inserted in the tape cassete, with the one side of registration plate facing to window, thereby can arbitrarily see one side or another side.Fig. 6 shows the tape cassete 1 of not being with window and registration plate.Recessed district 35 is that the darkest local window 41 and 43 in registration plate position is defining the registration plate zone.

Fig. 7 shows another embodiment of tape cassete 1, and wherein window 39 is connected with shell 9 through gentle matter hinged joint 67.Therefore, window 39 can not run out of outside the shell 9, and is correctly in place all the time when closing.Tape cassete 1 its window 39 shown in Fig. 8 is being opened.

Although above with reference to description of drawings content of the present invention, therefore should be noted that the present invention will never be confined to the embodiment shown in the accompanying drawing.The present invention comprises that also all that is different with embodiment in the accompanying drawing, but in the described scope of claim, and utilize the embodiment of basic thought of the present invention, promptly the tape cassete shell window covers registration plate, and this window can be opened to take, put registration plate.For example, window may be clipped on the shell with embodiment different shown in the accompanying drawing, or with the stationary installation of for example screw and so on window fixed to shell.Also joint and each projection may be configured in other position shown in the last figure of window in addition, and the aperture is opened on another part of shell, for example open on rear wall.Hinged joint can soften the matter hinged joint and use another kind of hinged joint, and window is connected on the another location of shell, for example the position of close tape cassete back.

Claims (8)

1, a kind of tape cassete of tape on two coplane plate rails, this tape cassete comprises a shell, this shell has two parallel main walls and a plurality of cross wall, a cross wall in the described cross wall forms the antetheca with a preceding hole, part tape promptly passes this preceding hole and extends, the first main wall of two main walls has two plate rail drive holes, the second main wall does not have the hole at least basically, this tape cassete also comprises a window and a registration plate, this window is configured on the shell, and at least a portion is on the second main wall, registration plate is then between window and shell, it is characterized in that this tape cassete comprises removably and/or swingably with the stationary installation of window fixed to the shell.

2, tape cassete as claimed in claim 1 is characterized in that, stationary installation comprises interlocking portions.

3, tape cassete as claimed in claim 2, wherein window and shell form the tape cassete parts, it is characterized in that, and at least one element in stationary installation and the tape cassete parts forms an integral body.

4, tape cassete as claimed in claim 3, wherein the second main wall has a recessed district, and a cross wall in the described cross wall constitutes the rear wall with another recessed district, window is the L font, and engage with each recessed district, it is characterized in that, described stationary installation comprises that one forms the joint of an integral body with window, and the second main wall of shell has an aperture, and joint promptly embeds in this aperture.

5, tape cassete as claimed in claim 4 is characterized in that, described aperture is positioned at close rear wall place on the second main wall, and the inside surface of rear wall has a recess, and the free end of joint has a projection that engages with this recess.

6, as claim 3,4 or 5 described tape cassetes, it is characterized in that, stationary installation comprises some projections and recess, these projections are located on the edge surface of window and recess is located at Bian Bizhong, described limit wall defines the recessed district that is located on the second main wall and the rear wall, and each projection engages with each recess.

As the described tape cassete of claim 4,5 or 6, it is characterized in that 7, described registration plate has a hole in the position of window joint.

8, as the described tape cassete of above arbitrary claim, this tape cassete comprises two plate rails that tep reel is housed, and it is characterized in that, shell has a transparent window of fixedlying connected with shell at least, can see the part of one of them plate rail by this window.

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