JP2747226B2 - Clock body exterior frame - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a case made of a synthetic resin such as a clock, and more particularly to an exterior frame of a clock body in which a switch portion and a cover portion of a speaker portion are attached to the exterior frame as separate components.

[0002]

2. Description of the Related Art Today, in a clock such as an alarm clock,
There are operation parts such as a volume adjustment knob and a setting switch for an alarm sound provided on a side surface of a timepiece exterior frame or the like, and there is also a type that outputs music or the like from a speaker as an alarm sound. At the places where these operation parts and speakers are attached, through holes are provided in the watch exterior frame to expose the operation parts such as knobs and switches to the outside of the watch body, and the switch body is arranged inside the through holes. Position the lever in the through hole,
Also in the speaker mounting part, many through holes are provided as sound holes so that the sound of the speaker can be heard well from the outside,
The speaker is arranged inside the through hole.

As shown in FIG. 12, a timepiece exterior frame usually has a front plate 15 having a front surface 15 formed with appropriate irregularities and a through hole 16 for penetrating a pointer shaft as a mounting portion for a dial, a movement, or the like, as shown in FIG. An upper plate 1 extending rearward from the upper end of the front plate 15 and having a through hole 18 for providing a silence switch and the like.
4.Right side plate 11 and left side plate 12 extending rearward from the right end and left end of front plate 15, respectively, and further extending rearward from the lower end of front plate 15, and projections 19 as legs are provided on the outer surface. On the inner surface of the front plate 15, a number of bosses 17 for attaching a substrate to which a movement or the like is fixed, a back cover, and the like are formed.

As described above, the front plate 15 and the upper plate 14 and the left plate 1
2, the right side plate 11, furthermore, providing a variety of through holes in a part of the watch exterior frame 10 constituted by the bottom plate 13,
In order to complicate the molding and manufacturing of the molding die 10, a window 31 having a required size is formed on the watch exterior frame 10 at a position where the through hole is provided, depending on the position and shape of the through hole. A part cover according to the size of the part 31 is separately formed,
A through hole is formed in this part cover to allow a knob or switch lever to pass through, and this part cover is attached to the watch exterior frame 10.
There is something to be attached to.

[0005] As shown in FIG. 13, a window 31 is formed on the right side plate 11 or the bottom plate 13 of the watch exterior frame 10, and about two to four windows are provided around the window 31. Boss 21 is formed, and the parts cover is
In many cases, the main body of the component cover 40 is retracted from the side plate surface or the bottom plate surface of the watch exterior frame 10, and the component cover 40 is fixed to the window portion 31.
Prevents the tip of the switch lever and other parts that protrude from the body of the forty from protruding from the surface of the side plate 11 and the surface of the bottom plate 13 to enable external operation, and to touch the switch carelessly when switching the switch. This prevents movement and operation.

Further, when fixing the component cover 40 to the side plate or the bottom plate, as shown in FIG. 14, a locking projection 23 provided with a receiving groove 24 is formed near the window 31, and In some cases, the component cover 40 is inserted so as to slide into the receiving groove 24, and is fixed by a fixing projection 26 provided on the back cover 25 so that the component cover 40 does not fall out of the receiving groove 24.

[0007]

As described above, the fixing of the component cover to the window of the watch exterior frame by the screw is as follows.
There is a drawback that it is difficult to automate the screwing work, and it takes time and effort to assemble the exterior frame of the watch body. In the case of inserting the component cover into the receiving groove and fixing it with the back plate, the component cover is not fixed until the back cover is attached, and the component cover falls off from the watch outer frame when incorporating a movement etc. The work has to be performed so as not to do so, and there is a disadvantage that the work of assembling the timepiece is complicated.

[0008]

According to the present invention, there is provided a timepiece exterior frame provided with a window portion penetrating the side plate or the bottom plate on the side plate or the bottom plate. A stepped portion is formed around the portion, a peripheral wall portion having an outer peripheral shape corresponding to the shape of the window portion and a plate-shaped portion provided at the rear end of the peripheral wall portion and having a through hole are formed, and from the front end of the peripheral wall portion. A projection that projects outward and has an outer peripheral shape that matches the shape of the enlarged recess, and that projects outward from the peripheral wall and engages with the inside of the side plate or bottom plate around the window; As a component cover having a small bulge slightly protruding inside the side plate or bottom plate so as to protrude outward from the peripheral wall portion at a position facing the portion and to be pressed against the inner edge of the side plate or bottom plate around the window portion. Outside the watch body with the parts cover and the watch outer frame It is intended to form the frame.

A peripheral wall having a window portion penetrating a side plate or a bottom plate of a timepiece exterior frame, having a frame portion having a required thickness corresponding to the shape of the window portion, and having an outer peripheral shape slightly smaller than the frame portion. A part cover having a plate-shaped part at the rear end of the part and the peripheral wall part, a part cover having a through hole is formed in the plate-shaped part, and a projection part protruding from the inside of the side plate or the bottom plate to the window part is provided. A projection is provided on a part of the side plate or the bottom plate around the window so as to be engaged with the inside of the side plate or the bottom plate, and the side plate or the bottom plate is pressed against the inner edge of the side plate or the bottom plate around the window on the peripheral wall at a position facing the projection. There is also a case where a minute bulging portion slightly protruding is provided on the inside.

The plate portion is not limited to a flat plate shape, but may be a curved surface and positioned behind the front end of the peripheral wall portion. Then, a window portion penetrating the side plate of the watch exterior frame is provided, an enlarged concave portion is provided on the outer surface window portion peripheral edge of the side plate, a step portion is formed on the window portion peripheral edge, and a number of outer peripheral shapes corresponding to the shape of the window portion are formed. It has a flat plate portion with a through hole formed therein, and has a frame portion with a thickness corresponding to the depth of the enlarged concave portion in an outer peripheral shape corresponding to the shape of the enlarged concave portion on the outer periphery of the front surface of the flat plate portion, A protrusion protruding outward from the rear surface of the flat plate portion and engaging with the inside of the side plate around the window portion; and a side plate inner edge around the window portion protruding outward from the rear surface of the flat plate portion at a position facing the protrusion portion. There is a case where the component cover has a minute bulging portion slightly protruding inside the side plate so as to be pressed against the component.

[0011] Further, a window portion penetrating the side plate of the timepiece exterior frame is provided, and a projecting portion projecting from the inside of the side plate to the window portion is provided. A flat portion having a plurality of through holes, protruding outward from the rear surface of the flat portion and engaging with the inside of the side plate around the window, and a position facing the protruding portion. In some cases, a component cover having a slightly bulged portion slightly protruding inside the side plate so as to protrude outward from the rear surface of the flat plate portion and press against the inner edge of the side plate around the window portion may be formed.

[0012]

[Operation] The present invention forms a window on a side plate or a bottom plate,
Since the component cover having the shape corresponding to the shape of the window is inserted into the window, the exterior frame of the watch and the component cover can be integrally formed as the exterior frame of the watch having a through hole. And since it is a watch exterior frame provided with an enlarged concave portion on the periphery of the window portion and a component cover having a frame portion at the front end of the peripheral wall portion of the component cover, when the component cover is inserted into the window portion, the component cover is formed of the watch exterior frame. Prevents the parts cover from falling inward, and furthermore, the parts cover has a protrusion that engages the inside of the side plate and the like and a minute bulge that is pressed against the inside of the side plate and the like, so that the part cover moves from the window to the outside. Dropping can be prevented.

Also, when the projecting portion projecting from the window is used as a watch exterior frame provided on the side plate or the bottom plate, the projecting portion can prevent the component cover from falling inside the watch exterior frame.
The projecting portion and the minute bulging portion of the component cover can prevent the component cover from dropping out of the window. In the case where the plate-shaped portion is formed into a curved shape instead of a flat shape, the operability of a lever that penetrates the through hole as a component cover according to the shape of the switch can be improved, and the plate-shaped portion can be formed from the front end of the peripheral wall portion. Also, since the lever is located rearward, it is possible to prevent the lever from projecting from the side plate or the bottom plate by preventing the tip of the lever from projecting from the peripheral wall portion.

Also, since the component cover in which a large number of through holes are formed is also a watch exterior frame and a component cover having a frame portion, a projection portion, and a minute bulging portion, the frame cover, the projecting portion, and the minute bulging portion constitute the timepiece exterior frame and the component cover. It can be fixed to the side wall of the exterior frame, etc., the frame part prevents the component cover from falling into the interior of the exterior frame, the projection and the minute bulge prevent it from falling off,
An exterior frame having a large number of through holes can be provided.

In the case of a timepiece exterior frame having a projection projecting to a window on a side wall or the like, the projection prevents the component cover from falling into the interior of the exterior frame. The component cover is fixed to the outer frame while preventing the component frame from falling off, so that an outer frame having a large number of through holes can be obtained.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention, as shown in FIG.
A front plate 15 having a concave portion for inserting the dial and a through hole 16 for penetrating the pointer shaft, and having an appropriate boss 17 for fixing the watch substrate inside, and extending rearward from the upper end of the front plate 15. Plate with a through-hole 18 through which the sound-stop button passes
14, a right side plate 11 having a window 31, a flat left side plate 12,
And a bottom plate 13 having a flat plate-like shape and a bottom plate 13 having projections 19 formed on its outer surface as legs.

As shown in FIG. 2, the window portion 31 penetrates from the outer surface of the right side plate 11 as a side plate of the exterior frame to the inner surface. A stepped portion 35 is formed in the window portion 31 and an outer portion of the window portion 31 is larger than an inner portion thereof. The component cover 40 to be inserted into the window 31
As shown in FIGS. 2 to 4, has a peripheral wall portion having an outer peripheral shape corresponding to the shape of the window portion 31. The peripheral wall portion includes an upper peripheral wall portion 41, a right peripheral wall portion 42, a left peripheral wall portion 43, and The lower peripheral wall portion 44 serves as a cylindrical peripheral wall portion. The lower peripheral wall portion 44 has a frame portion 49 protruding from the front end of the peripheral wall portion in the outer peripheral direction, and a plate-like portion having a through hole 54 at the rear end of the peripheral wall portion. 51 is provided.

The through-hole 54 is not limited to the case where it is formed within the range of the plate-like portion 51, and as shown in FIGS. 3 and 4, the size of the range from the plate-like portion 51 to the peripheral wall portion. Sometimes. The frame portion 49 has an outer peripheral shape that matches the shape of the enlarged concave portion 33 provided on the outer surface of the right side plate 11, and the thickness H of the frame portion 49.
To the depth h of the enlarged recess 33, and
A projection 53 is formed outside the upper peripheral wall 41, and a minute bulge 55 is formed outside the lower peripheral wall 44.

As shown in FIG. 5, when the component cover 40 is fitted into the window 31, the projection 53 is engaged with the inside of the right side plate 11 to prevent the component cover 40 from coming off the window 31. The small bulging portion 55 formed on the lower peripheral wall portion 44 facing the upper peripheral wall portion 41 provided with the projection portion 53 is provided on the right side plate 11.
Right side plate 11 so that the shoulder is pressed against the inside of the window
Has a shape slightly protruding inside.

Therefore, as shown in FIG. 6, the component cover 40 includes a frame portion 49 formed on the upper peripheral wall portion 41 and a projecting portion 53.
The upper edge of the window portion 31 is sandwiched between the lower peripheral wall portion and the component cover 40 about the position of the projection 53.
If the 44 is pressed firmly into the window 31, the minute bulge 55 abuts on the lower edge of the window 31, and then the minute bulge 55 is slightly elastically deformed by the component cover 40 and the right side plate 11. 11, the component cover 40 is fitted and fixed to the window 31.

As described above, the component cover 40 according to this embodiment is
Has a frame portion 49 at the front end of the peripheral wall portion, and the thickness H of the frame portion 49 matches the depth h of the enlarged concave portion 33, so that the component cover 40 projects from the side wall surface of the watch exterior frame 10. Since the plate-shaped portion 51 located at the rear end of the peripheral wall portion is provided with the through hole 54, the volume lever and the switch lever that penetrate the through hole 54 also do not protrude from the side wall surface of the watch exterior frame 10. That is what you can do.

The component cover 40 is easily fitted into the window portion 31 by abutting the projection 53 on the inner side of the upper edge of the window portion 31 and forcing the lower portion of the component cover 40 into the window portion 31. To fix the parts cover 40 to the watch exterior frame 10,
Until the substrate is attached inside the front plate 15 and the back cover 25 is fixed, it is possible to remove it from the watch exterior frame 10 by strongly pressing from the inside, but the back cover 25 is attached to the watch exterior frame 10 After that, the component cover 40 cannot be removed from the watch exterior frame 10.

Further, by separately injection-molding the watch exterior frame 10 and the component cover 40 in this manner, it is possible to easily form and remove the mold so that the switch levers are projected from the outer surface of the watch body. This makes it possible to easily manufacture an external frame of a watch body without a watch. In the above embodiment,
As shown in FIG. 5 and the like, the plate-shaped portion 51 of the component cover 40 is curved, but in the above embodiment, the plate-shaped portion 51 of the component cover 40 is curved according to the shape of the volume as the operation switch. When the operation switch is a slide switch or the like, a flat plate-shaped portion 51 may be used as shown in FIG.

The position where the window 31 is provided depends on the timepiece exterior frame 10.
Not only the right side plate 11 but also the left side plate 12 which is another side plate, or the bottom plate 13 may be provided. In the above embodiment, the enlarged concave portion 33 is formed on the outer surface of the right side plate 11 at the periphery of the window portion 31. However, as shown in FIGS. According to the outer peripheral shape of the frame portion 49, the projecting portion 37 projecting to the window portion 31 at a position retracted from the outer surface of the right side plate 11 by a distance corresponding to the thickness H of the frame portion 49 has an upper edge and a lower portion of the right side plate 11. It may be provided on the edge.

The projecting portions 37 are not limited to the case where one or two protruding portions are provided on the upper edge or the lower edge of the window portion 31 as shown in FIG.
In some cases, a discontinuous protruding portion 37 may be provided around the window portion 31 by appropriately arranging the number around the window portion 31. Incidentally, if the projecting portion 37 is provided continuously around the window portion 31, it is substantially the same as the embodiment shown in FIG. Furthermore, the above embodiment
One through hole 54 is provided in the plate-shaped portion 51 to allow the switch lever to penetrate, or a timepiece exterior frame in which a plurality of through holes 54 are provided to collect the switch levers may be used. is there.

Further, it goes without saying that the shape of the component cover 40 and the through hole 54 is not limited to a rectangle, but may be an appropriate shape such as an oval. Further, the above-described embodiment is the component cover 40 for preventing the switch lever from protruding from the surface of the side plate or the bottom plate 13 of the watch exterior frame 10, but other components, such as switches, are disposed inside the component cover 40. It may be a speaker.

In this case, as shown in FIGS. 10 and 11, the component cover 40 is formed by forming a large number of through holes 54 in the flat plate portion 52, and a frame portion 49 is formed on the outer periphery of the flat plate portion 52. The projections are adjusted to the thickness of the side plate on which the window 31 is formed.
53 and minute bulges 55 are formed. The through hole 54
As shown in FIG. 11, not only a circular shape as shown in FIG. 11, but also a slit-shaped through hole 54 and a number of slits may be provided in parallel.

As described above, since the timepiece exterior frame according to the present embodiment separately injection-molds the timepiece exterior frame 10 and the component cover 40, the type of the pigment or the material resin added to the resin material is changed. By changing the color, it is possible to make the operation part stand out.

[0029]

According to the present invention, there is provided an outer frame of a timepiece body, wherein a window is formed in a side plate or a bottom plate of the timepiece outer frame, the window is fitted to the window, and the shape does not protrude from the outer surface of the side plate or the bottom plate. Since the exterior frame of the watch body is configured by the component cover and the watch exterior frame, the exterior frame of the watch body can be easily fixed and integrated with the watch exterior frame by fitting, The component cover is prevented from dropping by the enlarged concave portion or the protruding portion and the frame portion, is prevented from falling off by the protruding portion and the micro-bulging portion, and can be easily fitted by pushing the micro-bulging portion, This is an external frame of the clock body that allows easy assembly of the clock body.

Further, in the case frame of the timepiece, since the component cover is formed separately from the case frame, it is easy to form the component cover in which the plate-like portion is retracted from the peripheral wall portion, and the operation switch can be easily operated. A timepiece exterior frame in which a recess that does not allow a lever to protrude from the outer surface of the timepiece exterior frame is formed on a side plate or a bottom plate, thereby facilitating molding of the timepiece exterior frame and facilitating assembly of the timepiece body.

The exterior frame of the timepiece body has a component cover in which a large number of through holes are formed in a flat plate portion and a timepiece exterior frame in which an enlarged recess or protrusion is provided in the window portion. Is provided as a component cover that can be fitted into the window of the side plate, and is an exterior frame of a watch body that can facilitate molding and assembly of a watch having a large number of through holes such as speaker holes, and an enlarged recess. Alternatively, the component cover can be prevented from dropping by the projection and the frame, prevented from falling by the projection and the minute bulge, and can be easily fitted by pushing the minute bulge. This is an external frame of the clock body in which the clock body can be easily assembled.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of a watch exterior frame according to the present invention.

FIG. 2 is a partial cross-sectional side view showing a main part of an exterior frame of the timepiece according to the present invention.

FIG. 3 is a perspective view showing a first embodiment of a component cover in an exterior frame of the timepiece body according to the present invention.

FIG. 4 is a rear view showing the first embodiment of the component cover in the exterior frame of the timepiece according to the present invention.

FIG. 5 is a sectional view showing a main part of an exterior frame of the timepiece according to the present invention.

FIG. 6 is a view showing a state in which a component cover of the exterior frame of the timepiece body according to the present invention is attached to the timepiece exterior frame.

FIG. 7 is a view showing another embodiment of the component cover in the exterior frame of the timepiece according to the present invention.

FIG. 8 is an essential part perspective view showing another embodiment of the timepiece exterior frame in the timepiece body according to the present invention.

FIG. 9 is a cross-sectional view showing a main part of the exterior frame of the timepiece according to the invention.

FIG. 10 is a perspective view showing another embodiment of the component cover in the exterior frame of the timepiece body according to the present invention.

FIG. 11 is a back view showing another embodiment of the component cover in the exterior frame of the timepiece body according to the present invention.

FIG. 12 is a perspective view showing an example of a conventional watch exterior frame.

FIG. 13 is a diagram showing an example of attaching a conventional component cover.

FIG. 14 is a view showing an exterior frame for fixing a conventional component cover.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Watch exterior frame 11 Right side plate 12 Left side plate 13 Bottom plate 14 Top plate 15 Front plate 16 Through hole 17 Boss 18 Through hole 19 Projection 21 Boss 22 Screw 23 Locking projection 24 Receiving groove 25 Back cover 26 Fixed projection 31 Window 33 Enlarged Recess 35 Step 37 Projection 40 Component cover 41 Upper peripheral wall 42 Right peripheral wall 43 Left peripheral wall 44 Lower peripheral wall 49 Frame part 51 Plate part 52 Flat plate part 53 Projection part 54 Through hole 55 Micro bulging part

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) G04B 37/00 G04B 37/04

Claims (5)

(57) [Claims] A window portion penetrating through the side plate or the bottom plate,
A timepiece exterior frame having an enlarged recess around the outer surface window portion periphery of the side plate or the bottom plate and a step formed around the window portion, and a cylindrical shape having an outer peripheral shape corresponding to the shape of the window portion. A frame having a peripheral wall portion and a plate-shaped portion provided at a rear end of the peripheral wall portion and having a through hole, and protruding in an outer peripheral direction from a front end of the peripheral wall portion and having an outer peripheral shape corresponding to the shape of the enlarged concave portion; A projection that projects outward from the peripheral wall and engages with the inside of the side plate or bottom plate around the window, and a window that projects outward from the peripheral wall at a position facing the projection. An exterior frame for a timepiece body, comprising a component cover having a minute bulging portion which is pressed against an inner edge of a peripheral side plate or a bottom plate and slightly protrudes inside the side plate or the bottom plate. 2. It has a window part penetrating the side plate or the bottom plate,
And, a watch exterior frame having a protruding portion projecting from the inside of the side plate or the bottom plate to the window portion, a frame portion having a required thickness corresponding to the shape of the window portion, and an outer periphery slightly smaller than the frame portion. A cylindrical peripheral wall portion and a plate-shaped portion at the rear end of the peripheral wall portion, and the plate-shaped portion is a component cover having a structure having a through hole, and a part of the peripheral wall portion is provided around a window. Has a protrusion engaged with the inside of the side plate or the bottom plate, and is pressed against the inner edge of the side plate or the bottom plate around the window portion at the position facing the protrusion and slightly protrudes inside the side plate or the bottom plate. An exterior frame for a timepiece, comprising a component cover having a minute bulge. 3. The exterior of a timepiece body according to claim 1, wherein the plate-shaped portion is a component cover positioned behind the front end of the peripheral wall portion while having a flat or curved shape. frame. 4. It has a window part penetrating the side plate or the bottom plate,
A timepiece exterior frame having an enlarged recess at the periphery of the window on the outer surface of the side plate, and a stepped portion formed at the periphery of the window, and a number of through-holes were formed in an outer peripheral shape matching the shape of the window. A flat plate portion having a flat plate shape, a frame portion having an outer peripheral shape corresponding to the shape of the enlarged concave portion on the outer periphery of the front surface of the flat plate portion, and a side plate or a bottom plate protruding outward from a rear surface of the flat plate portion and surrounding the window portion. A projection that engages with the inside of the side plate or the inside of the side plate or the bottom plate so as to protrude outward from the rear surface of the flat plate portion at a position facing the projection and press against the inner edge of the side plate or the bottom plate around the window. An exterior frame for a timepiece, comprising a component cover having a slightly protruding minute bulge. 5. A timepiece exterior frame having a window portion penetrating through the side plate or the bottom plate and having a projecting portion projecting from the inside of the side plate to the window portion, and a required external shape having a shape matching the shape of the window portion. A flat plate portion having a thickness, having a large number of through holes in the flat plate portion, and projecting outward from the rear surface of the flat plate portion and engaging with the inside of the side plate or the bottom plate around the window portion; A small bulging portion slightly protruding inside the side plate or the bottom plate so as to protrude outward from the rear surface of the flat plate portion at a position opposed to the projection portion and to be pressed against the inner edge of the side plate or the bottom plate around the window portion. An exterior frame of a timepiece, comprising a component cover having the component.