JP2002228772A - Wrist watch - Google Patents

Abstract

PROBLEM TO BE SOLVED: To positively fix a sheathing member without using a machine screw and to easily replace the sheathing member. SOLUTION: The sheathing member 10 is mounted to the outer peripheral surface of a wrist watch case 2 fitted with watch glass 3 and a back lid 6. A fitting protrusion part 21 of a band mounting member 11 is fitted into a fitting recessed part 16 of the sheathing member 10, and a collar part 22 of the band mounting member 11 is locked to the lower face of the back lid 6. In this state, a lower part 27a of a metal wire 27 of a protecting member 26 is locked to a locking recessed part 25 of the band mounting member 11, and an upper part 27b of the metal wire 27 is arranged on the upper face side of the watch glass 3 to clamp the sheathing member 10 and the band mounting member 11 to the wrist watch case 2. The sheathing member 10 can thereby be positively fixed without using a machine screw, and since clamping of the sheathing member 10 by the protecting member 26 is released by detaching the upper part 27b of the metal wire 27 from the upper face of the watch glass, the sheathing member 10 can be easily replaced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a wristwatch.

[0002]

2. Description of the Related Art Conventionally, a wristwatch has a structure in which a watch glass is attached to an upper surface of a watch case, a watch module is housed inside the watch case, and a back cover is attached to a lower surface of the watch case. In such a wristwatch, in order to protect the watch glass, the watch module, and the like from impacts such as dropping, a cushioning outer member is attached to the outer surface of the watch case with screws, and a protector member is attached to the outer member. There is a structure in which the upper surface of a watch glass is protected from impact.

[0003]

However, such a conventional wristwatch has the following problems since the exterior member is attached to the outer surface of the wristwatch case with screws. For example, when exchanging the exterior member, the screw cannot be removed unless a tool such as a screwdriver is used, so that the exterior member cannot be easily exchanged.
Further, since screws for attaching the exterior member to the outer surface of the wristwatch case are exposed to the outside, the screws are required to have decorative properties, corrosion resistance, and the like, and the screws are expensive, and the manufacturing cost is increased. In such a wristwatch, the display area exposed to the watch glass is limited by the protection member attached to the exterior member, so that there is also a problem that the visible range of the display portion is narrowed.

An object of the present invention is to make it possible to securely fix an exterior member without using a screw and to easily replace the exterior member.

[0005]

The present invention has the following arrangement to solve the above-mentioned problems. In addition,
Each component is provided with a reference number and the like of a drawing attached to each element described in the section of each embodiment described later together with parentheses. As shown in FIGS. 1 to 3, a wristwatch 1 of the present invention has a watch case (2) having a watch glass (3) mounted on the upper surface and a back cover (6) mounted on the lower surface, and A fitting recess (16) which is attached to the outer peripheral surface including the upper surface and where the watch band (15) is attached
And an upper part (fitting protrusion 21) is fitted into the fitting recess of the outer member, and a lower part (flange part 22) is locked to the lower surface of the back cover. The band mounting member (11) which is attached to the wristwatch case in a state in which the locking portion (locking concave portion 25) is provided on the outer surface, and a lower portion (the metal wire 27) is provided on the locking portion of the band mounting member. Lower 2
7a) is locked, and an intermediate portion thereof is disposed along the outer surface of the exterior member, and an upper portion (upper portion 27b of the metal wire 27) is disposed on an upper surface side of the watch glass. A protection member (26) having a metal wire (27) sandwiched between watch cases.

According to the present invention, the outer case is mounted on the outer peripheral surface of the watch case to which the watch glass and the back cover are mounted, and the upper part of the band mounting member is fitted into the fitting concave portion of the outer case and the band is attached. By locking the lower part of the mounting member to the lower surface of the back cover, the band mounting member is attached to the watch case, and in this state, the lower part of the metal wire of the protect member is locked to the locking part of the band mounting member. Rotate the protect member around the lower part of the locked metal wire,
By arranging the middle part of the metal wire along the outer surface of the exterior member and arranging the upper part of the metal wire on the upper surface of the watch glass, the exterior member and the band mounting member can be sandwiched between the watch case with the protection member, Without using screws, the exterior member and the band mounting member can be securely fixed, and the protect member is turned around the lower part of the metal wire locked by the locking portion of the band mounting member, and the metal By detaching the upper part of the wire from the upper surface of the watch glass, it is possible to release the holding of the exterior member and the band mounting member by the protection member, thereby easily replacing the exterior member.

[0007] In this case, the invention described in claim 2 is the one shown in FIG.
As shown in FIG. 3 to FIG. 3, the exterior member (10) is formed of a soft resin first member arranged on the outer surface of the watch case (2).
Since the bezel (12) and the second metal bezel (13, 14) attached to the outer surface of the first bezel are used, even if an impact is applied from the upper surface side of the wristwatch case, the impact is applied to the soft resin. And the second bezel is made of metal, so that a metal one and a heavy one can be obtained. Further, according to the invention described in claim 3, as shown in FIGS.
The back cover (6) is attached to the lower surface of the watch case (2) by a stepped screw (8), and a lower part of the band attachment member (11) is provided with a mounting hole (23) to be locked by the stepped screw. ), The band mounting member can be securely fixed to the watch case using the stepped screw for attaching the back cover to the watch case,
Thereby, the watch band can be securely and firmly attached.

Further, the invention described in claim 4 is the same as that shown in FIGS.
As shown in FIG. 3, the metal wire (27) of the protection member (26) is provided with a buffer portion (28) disposed on the upper surface side of the watch glass (3). A simple and low-cost member can be obtained, and even if a shock is applied to the watch case from the top side, the shock can be reduced by the shock absorber, thereby protecting the watch glass well. can do. In addition, the invention described in claim 5 corresponds to FIGS.
As shown in (4), buffer portions (35) are provided at four places on the upper surface of the exterior member (30) in the metal wire (34) of the protect member (33), respectively. The buffer portion can be arranged outside the upper surface of the watch glass, whereby the visible range of the display portion can be widened.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a wristwatch according to the present invention will be described below with reference to FIGS. FIG.
FIG. 2 is an enlarged front view of the wristwatch of the present invention, FIG. 2 is an enlarged sectional view taken along the line AA, and FIG. 3 is an exploded perspective view of a main part of FIG. As shown in FIG. 2, the wristwatch 1 includes a wristwatch case 2 made of metal. This watch case 2
A watch glass 3 is mounted via an packing 4 in an upper opening of the watch case 2, and a watch module 5 is housed inside the watch case 2. This watch module 5
It has at least one of an analog function and a digital function, and is configured to display information such as time. A metal back cover 6 for closing a lower opening of the watch case 2 is attached by a stepped screw 8 via a waterproof ring 7. The stepped screw 8 has a structure in which a step 8c larger than the outer diameter of the screw 8b is provided between the head 8a and the screw 8b.

As shown in FIGS. 2 and 3, a cushioning and decorative exterior member 10 is detachably mounted on the outer surface from the upper surface to the outer peripheral surface of the watch case 2. The band mounting members 11 are mounted on the side surfaces of the back cover 6 at 12 o'clock and 6 o'clock, respectively. As shown in FIG. 2, the exterior member 10 includes a first bezel 12 disposed on the outer surface of the watch case 2 and two second bezels 13 and 14 mounted on the outer surface of the first bezel 12. I have. First bezel 1
Reference numeral 2 is made of a soft resin, and is mounted on the outer peripheral surface including the upper surface of the watch case 2. At a position corresponding to the band mounting member 11 in the first bezel 12, a fitting recess 16 into which an upper portion of the band mounting member 11 fits is provided. In addition, on the outer peripheral surface of the first bezel 12, of the second bezels 13, 14, the second bezel 14 located on the lower side is provided.
Is provided with a mounting groove 17 for mounting.

Of the second bezels 13, 14, the second bezel 13 located on the upper side is a metal decorative ring,
It is attached to the upper outer periphery of the first bezel 12,
Positioning grooves 18 are provided in the vicinity of each of 11 o'clock and 11 o'clock, and a through hole 19 is provided in the center of each of the positioning grooves 18.
The projections 20 provided on the upper end surface of the second fitting 2 are fitted to the first bezel 12 by fitting. The second bezel 14 located on the lower side is made of metal and is disposed in the mounting groove 17 of the first bezel 12 as shown in FIG.
, Thereby being mounted on the first bezel 12.

Each of the band mounting members 11 has a watch band 15 mounted thereon.
A fitting protrusion 21 is provided to fit into the fitting recess 16 of the bezel 12, and a flange portion 2, which is engaged with a lower surface of the back cover 6, is provided below the fitting protrusion 21.
2 are provided, and are configured to be attached to the lower outer periphery of the watch case 2 located at 12 o'clock and 6 o'clock, respectively. In this case, the flange 22 of each band mounting member 11
A mounting hole 23 is provided, which is locked by press-fitting a step 8c of a stepped screw 8 for attaching the back cover 6 to the lower surface of the watch case 2. A band connecting hole 24 into which a spring bar (not shown) for mounting the watch band 15 is inserted is provided in the fitting protrusion 21 of each band mounting member 11, and a lower portion of the outer surface thereof has a band connecting hole 24 which will be described later. A locking recess 25 for locking a lower portion 27a of the metal wire 27 of the protecting member 26 to be protected is provided.

As shown in FIG. 3, the protection member 26 includes a pair of metal wires 27 and a decorative buffer 28 provided on each of the metal wires 27. As shown in FIG. 2, each metal wire 27 has a lower portion 27 a locked by a locking recess 25 of the fitting protrusion 21, an intermediate portion along the outer surface of the exterior member 10, and an upper portion 27 b of the watch glass 15. It is bent so as to be disposed on the upper surface side, and thereby, the exterior member 10 and the band attachment member 11 are configured to be sandwiched between the watch cases 2. In this case, each metal wire 27 has an upper portion 27 b having a second bezel 1 of the exterior member 10.
3 are positioned and positioned in the respective positioning grooves 18. The buffer portion 28 is made of an elastic material such as rubber or a metal, and is decorated on the upper surface thereof and is arranged on the upper surface side of the watch glass 3.

In such a wristwatch 1, the first bezel 12
The lower second bezel 14 is mounted in the mounting groove 17 of the first bezel 12, and the upper second bezel 1 is
3 and the projections 20 provided on the upper part of the first bezel 12 are fitted into the through holes 19 provided in the respective positioning grooves 18 of the second bezel 13. 13 presses the upper end of the lower second bezel 14, so that the first bezel 12 has two second bezels 13,
14 is mounted. Thereby, the exterior member 10 is configured. Thereafter, the first bezel 12 of the exterior member 10 is mounted on the outer peripheral portion of the watch case 2, and the fitting protrusion 21 of the band mounting member 11 is fitted into the fitting recess 16 of the first bezel 12. The flange 22 of the band mounting member 11 is locked to the lower surface of the back cover 6. At this time, the step portion 8 of the stepped screw 8 for attaching the back cover 6 to the lower surface of the watch case 2
c is pressed into the mounting hole 23 of the flange 22 and locked. Thereby, the band attaching member 11 is securely attached to the wristwatch case 2, and the outer member 10 is also attached more firmly.

In this state, the lower portions 27a of the metal wires 27 of the protect member 26 are locked in the locking recesses 25 of the band mounting members 11, respectively.
The protection member 26 is pivoted upward about the lower part 27a of the metal wire 27, and the middle part of the metal wire 27 is moved along the outer surface of the exterior member 10 to move the upper part 27b of the metal wire 27 to the upper surface side of the exterior member 10, The upper portion 27b of the metal wire 27 is positioned in the positioning groove 18 of the second bezel 13 for positioning. Thereby, the buffer portion 28 of the protection member 26 is arranged on the upper surface side of the watch glass 3 and the protection member 2
6, the exterior member 10 and the band attachment member 11 are attached to the watch case 2 by being sandwiched therebetween. For this reason, the exterior member 10 and the band attachment member 11 can be securely fixed to the wristwatch case 2 without using screws as in the related art.

The locking recess 25 of the band mounting member 11
2 of metal wire 27 of protect member 26
When the protect member 26 is rotated around the center 7a to separate the upper portion 27b of the metal wire 27 and the buffer portion 28 from the upper portion of the outer member 10 and the upper surface of the watch glass 3, the outer member 10 and the band are attached by the protect member 26. The holding of the member 11 with respect to the watch case 2 is released, whereby the exterior member 10 can be easily removed from the watch case 2 and the exterior member 10 can be easily replaced.

As described above, in the wristwatch 1, the exterior member 10 includes the first bezel 12 made of a soft resin and the two metal second bezels 13 and 14 mounted on the outer surface of the first bezel 12. Therefore, even if an impact is applied from the upper surface side of the watch case 2, the impact is applied to the first resin
The watch module 5 and the watch glass 3 in the watch case 2 can be absorbed by the bezel 12.
And the two second bezels 13 and 14 are made of metal, so that a metal one and a heavy one can be obtained. In this case, the exterior member 1
0 is not necessarily the first bezel 12 and the two second bezels 1
3 and 14 are formed separately, but a structure in which the first bezel 12 and the two second bezels 13 and 14 are integrally formed by insert molding or the like may be used.

In this wristwatch 1, the fitting projection 21 of the band mounting member 11 fits into the fitting recess 16 of the exterior member 10, and the flange 22 of the band mounting member 11 engages with the lower surface of the back cover 6. The stepped portion 8 c of the stepped screw 8 for fixing the back cover 6 to the lower surface of the watch case 2 is
3 to be locked by press-fitting.
Is securely attached to the watch case 2, so that when the watch band 15 is pulled diagonally upward, the band mounting member 1 attached to the lower part of the watch case 2 and the back cover 6
1 serves as a reinforcing member, which can prevent a large force from being applied to the first bezel 12 of the exterior member 10 and, when the watch band 15 is pulled diagonally downward, the watch case 2
The first bezel 12 mounted on the outer peripheral surface of the band serves as a reinforcing member, so that a large force can be prevented from being applied to the band mounting member 11, whereby the watch band 15 can be securely and satisfactorily mounted.

Next, a second embodiment of the wristwatch of the present invention will be described with reference to FIGS. In addition, FIG.
The same parts as those in the first embodiment shown in FIG. In this wristwatch 1, the exterior member 30 is the first
The protection member 33 includes a pair of metal wires 34 and a pair of metal wires 34.
, And has a structure substantially the same as that of the first embodiment except for this. That is, similarly to the first embodiment, the first bezel 31 is made of a soft resin, and is mounted on the outer peripheral surface including the upper surface of the watch case 2. The second bezel 32 is a decorative ring made of metal, and is attached to the upper outer periphery of the first bezel 31.

The pair of metal wires 34 of the protection member 33 has a lower portion formed of the exterior member 30 as in the first embodiment.
Is folded so that the middle part is arranged along the outer surface of the exterior member 30 and the upper part is arranged on the upper surface side of the watch glass 3.
0 and the band mounting member 11 are sandwiched between the watch cases 2. The buffer portion 35 is a pipe-shaped member made of an elastic material such as rubber, and is bent in a substantially “<” shape, into which a metal wire 34 is inserted. It is provided at each of four locations. The pipe portion 36 is a metal pipe into which the metal wire 34 is inserted. The pipe portion 36 is fixed to the metal wire 34 located between the respective buffer portions 35 by welding or the like. It is arranged in a floating state without contact.

In such a wristwatch 1, in addition to the same operation and effect as the first embodiment, in particular, the protection member 33 is provided with a pair of metal wires 34, a buffer portion 35 provided on the pair of metal wires 34, and a pipe. Since each pipe 36 is arranged in a floating state without contacting the upper surface of the watch glass 3 by each buffer 35, an impact is applied to the protect member 33 from the upper surface of the watch case 2. However, the shock can be absorbed by each buffer portion 35 and the first bezel 31, whereby the watch module 5 and the watch glass 3 in the watch case 2 can be protected well and the watch glass 3 Since only the pipe portion 36 is located above, the timepiece is compared with the case where the buffer portion 28 is arranged above the watch glass 3 as in the first embodiment. It is possible to widen the viewing range of the display portion of the module 5.

In the above-described second embodiment, the case where the metal wire 34 of the protection member 33 is divided into two is described. However, the present invention is not limited to this. For example, as in the first modification shown in FIGS. May be configured. That is, the protection member 37 of the first modified example has a structure in which one metal wire 38 is continuously bent, the lower portions on both left and right sides are locked to the lower side of the exterior member 30, and each intermediate portion is A metal wire 38 is bent along the outer surface of the member 30 so that each upper portion is disposed on the upper surface side of the watch glass 3. Also in this case,
A pipe portion 36 may be provided on each upper side of the metal wire 38, and buffer portions 35 may be provided on both sides thereof. Such a protection member 37 has the same operation and effect as the second embodiment. In addition, since the protection member 37 has a structure in which one metal wire 38 is bent, the number of parts can be reduced and the protection can be performed at one time. A member 37 can be attached.

In the second embodiment, the metal wire 34
Although the pipe-shaped buffer portion 35 made of an elastic material such as rubber is provided at a predetermined position, the present invention is not limited to this. For example, the buffer portion 35 may be configured as in a second modification shown in FIG. That is, the protection member 39 has a structure in which the coil spring 41 is provided at a predetermined position of the metal wire 40. In this case, a through hole 42 is provided in the side wall of the watch case 2 in a vertical direction, and the coil spring 4 is formed on the upper surface of the exterior member 10 so as to correspond to the through hole 42.
1 is provided with an insertion hole 43 for insertion. Then, the metal wire 40 on which the coil spring 41 is mounted is inserted into the insertion hole 4 of the exterior member 10.
3 and the through-hole 42 of the watch case 2, and the coil spring 41 is inserted into the insertion hole 43 of the exterior member 10 to elastically contact the upper surface of the watch case 2, and the lower end of the metal wire 40 inserted in this state The part is locked to the lower surface of the watch case 2 by the E-ring 44. Thereby, the metal wire 40
Is attached to the wristwatch case 2 so as to move up and down while being urged upward by the spring force of the coil spring 41. Even with such a structure, since the impact can be absorbed by the coil spring 41, the same operation and effect as in the second embodiment can be obtained.

Further, the protection member 45 is not limited to the above-described second embodiment and its modifications, but may be configured as in a third modification shown in FIGS. 11 and 12, for example. As in the first modification, the protect member 45 is formed by bending a single metal wire 46 continuously, and furthermore, a plate is provided between the opposite ends of the metal wire 46 at a portion facing the upper surface of the exterior member 30 and facing each other. This is a structure in which a spring 47 is stretched. That is, the metal wire 46 is arranged such that lower portions on both left and right sides are locked to the lower side of the exterior member 30, each intermediate portion is along the outer surface of the exterior member 30, and each upper portion is disposed on the upper surface side of the watch glass 3. Metal wire 46
Is bent. As shown in FIG. 12, the leaf spring 47 is curved so that the middle portion is convex upward, thereby having a spring property.
In such a protection member 45, the leaf spring 47
Accordingly, the shock can be absorbed, so that the same operation and effect as those of the first modification can be obtained.

Next, a third embodiment of the wristwatch of the present invention will be described with reference to FIGS. The same parts as those in the first embodiment shown in FIGS. This wristwatch 50 has an exterior member 51.
Metal wire 5 of the protection member 52 between
6, and the other structure is almost the same as that of the first embodiment. In this case, as shown in FIG. 14, the exterior member 51 includes a first bezel 53 and a second bezel 54, each of which is formed of a synthetic resin.
The first bezel 53 is formed in a substantially ring shape, is mounted on the outer peripheral surface of the watch case 2, presses the second bezel 54 against the watch case 2, and has band mounting portions 55 on the 12 o'clock side and the 6 o'clock side. It has a structured structure. The second bezel 54 is formed in a ring shape located inside the first bezel 53, is disposed over the upper surface of the watch case 2 and the outer peripheral portion of the upper surface of the watch glass 3, and corresponds to the upper surface of the watch glass 3. It has a structure in which a notch 57 that sandwiches the metal wire 56 is provided on the inner peripheral surface.

As shown in FIG. 15, the protection member 52 is composed of a metal wire 56 that is substantially continuous in a ring shape, and a pair of substantially columnar buffer portions 58 provided at opposing portions of the metal wire 56, respectively. Has become. In this case, the metal wire 56 is bent almost obliquely at both ends of straight portions facing each other parallel to each other, and then bent almost horizontally, and the substantially horizontal portion is curved in an arc shape and continuous. As shown in FIG. 14, both side portions curved in an arc shape are the second bezel 5.
4 to be inserted into the notch 57 and sandwiched between the watch glass 3 and the second bezel 54. The pair of cushioning portions 58 are each made of an elastic material such as rubber, are formed in a substantially cylindrical shape with an outer peripheral surface curved to have a convex curved surface, and are attached to opposing linear portions of the metal wire 56 so that the upper surface of the watch glass 3 can be formed. It is configured to be in contact with the body.

In such a wristwatch 50, both sides of the metal wire 56 of the protect member 52, which are curved in an arc shape, are inserted into the notches 57 of the second bezel 54 of the exterior member 51, and the second bezel 54 is attached to the watch case 2. The first bezel 53 is attached to the outer peripheral surface of the wristwatch case 2 and the outer peripheral portion of the second bezel 54 is pressed down and fixed in this state. The both sides of the metal wire 56 of the protection member 52 that are curved in an arc shape are sandwiched between the second bezel 54 and the watch glass 3, whereby the protection member 52 can be fixed.

In this state, the buffer portion 58 is
Protective member 52 is not displaced by itself due to swing of the arm or the like during use. Further, in this state, the pair of buffer portions 58 is picked up with the thumb and the index finger and lifted from the upper surface of the watch glass 3 so that the protect member 52 can be rotated and moved.
0 °), so that the position of the buffer 58 can be easily changed without removing the protection member 52, thereby disposing the buffer 58 in a position where it does not interfere with the display portion. And the display portion can be easily viewed.

In the third embodiment, the metal wire 56 of the protection member 52 is formed substantially continuously in a ring shape. However, the present invention is not limited to this. For example, FIGS.
As shown in a modified example shown in FIG.
A structure in which 1 is divided into two may be used. That is, the metal wire 61 is divided into two at the arcuately curved portions of the metal wire 61 located on both sides of the two buffer portions 58, and both are formed in a symmetrical shape. In such a structure, in addition to the same operation and effect as the third embodiment, in particular, as shown in FIG. 16, since the two metal wires 61 can be separately rotated and moved, they do not obstruct the display portion. Each of the buffer portions 58 can be arranged at the position, whereby the display can be more easily viewed.

[0030]

As described above, according to the present invention, an outer member is attached to the outer peripheral surface of a watch case to which a watch glass and a back cover are attached, and a band attaching member is fitted to a fitting recess of the outer member. The band mounting member is attached to the wristwatch case by fitting the upper part of the band mounting member and the lower part of the band mounting member to the lower surface of the back cover, and in this state, the lower part of the metal wire of the protect member is engaged with the band mounting member. The protector is turned around the lower part of the locked metal wire, the middle part of the metal wire is aligned with the outer surface of the exterior member, and the upper part of the metal wire is placed on the upper surface of the watch glass. Since the outer member and the band mounting member can be sandwiched between the watch case by the protect member, the outer member and the band mounting member can be securely fixed without using screws. By turning the protect member around the lower part of the metal wire locked by the locking part of the band mounting member, and detaching the upper part of the metal wire from the upper surface of the watch glass, the exterior by the protect member is formed. The holding of the member and the band mounting member can be released, and thus the exterior member can be easily replaced.

In this case, the wristwatch comprises a first bezel made of a soft resin disposed on the outer surface of the wristwatch case and a second bezel made of metal mounted on the outer surface of the first bezel. Even if an impact is applied to the protection member arranged on the upper surface side of the case, the impact can be absorbed by the first bezel made of a soft resin, and
Since the bezel is made of metal, it is possible to obtain something with a metallic feeling and a heavy feeling. In addition, the back cover is attached to the lower surface of the watch case with a stepped screw, and the lower part of the band mounting member is provided with a mounting hole to be locked by the stepped screw, so that the back cover is attached to the watch case. The band attaching member can be securely and firmly fixed to the watch case by using the attached screw, whereby the watch band can be securely attached.

Further, since the metal wire of the protect member is provided with a buffer portion disposed on the upper surface side of the watch glass, the structure of the protect member can be simplified and the price can be reduced. Even if the wristwatch case receives an impact from the upper surface side, the impact can be reduced by the buffer portion, whereby the watch glass can be protected well. In addition, since the buffer portion is provided at each of the four positions located on the upper surface of the exterior member in the metal wire of the protect member, these buffer portions can be arranged outside the upper surface of the watch glass. Thereby, the visible range of the display portion can be widened.

[Brief description of the drawings]

FIG. 1 is an enlarged front view showing a first embodiment of a wristwatch of the present invention.

FIG. 2 is an enlarged cross-sectional view of a main part taken along the line AA of FIG.

FIG. 3 is an exploded perspective view of a main part of FIG. 1;

FIG. 4 is an enlarged front view showing a second embodiment of the wristwatch of the present invention.

FIG. 5 is a front view showing the protection member of FIG. 4;

6 is a side view of the protection member of FIG. 5 as viewed from the near side.

FIG. 7 is an exemplary front view showing a first modification of the protection member according to the second embodiment;

FIG. 8 is a sectional view taken along the line BB in FIG. 7;

9 is a side view of the protection member of FIG. 7 as viewed from the near side.

FIG. 10 is an enlarged sectional view of a main part of a wristwatch showing a second modification of the protection member of the second embodiment.

FIG. 11 is an exemplary front view of a wristwatch showing a third modification of the protection member according to the second embodiment;

FIG. 12 is a right side view of FIG. 11;

FIG. 13 is an enlarged front view showing a third embodiment of the wristwatch of the present invention.

FIG. 14 is a sectional view taken along the line CC of FIG. 13;

FIG. 15 is a front view of the protection member of FIG. 13;

FIG. 16 is an exemplary front view of a wristwatch showing a modification of the protection member according to the third embodiment;

FIG. 17 is a front view of the protection member of FIG. 16;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Wristwatch 2 Wristwatch case 3 Watch glass 5 Watch module 6 Back cover 8 Screw with step 10, 30 Exterior member 11 Band mounting member 12, 31 First bezel 13, 14, 32 Second bezel 15 Watch band 16 Fitting recess 21 Fitting Mating protrusion 22 Flange 23 Mounting hole 25 Locking recess 26, 33 Protecting member 27, 34 Metal wire 28, 35 Buffer

Continued on the front page (72) Inventor Hiroki Nishiyama 3-2-1 Sakaemachi, Hamura-shi, Tokyo Casio Computer Co., Ltd. Hamura Technical Center (72) Inventor Nachi Nakamura 3-2-1 Sakaemachi, Hamura-shi, Tokyo Casio Hamura Technology Center, Computer Co., Ltd.

Claims (5)

[Claims] 1. A watch case having a watch glass mounted on an upper surface and a back cover mounted on a lower surface, and a fitting recess mounted on an outer peripheral surface including an upper surface of the watch case and where a watch band is mounted. An exterior member provided; an upper portion fitted into the fitting recess of the exterior member; the lower portion being attached to the wristwatch case in a state where the lower portion is engaged with the lower surface of the back cover; A band mounting member provided with: a lower portion is locked to the locking portion of the band mounting member, an intermediate portion thereof is disposed along an outer surface of the exterior member, and an upper portion is disposed on an upper surface side of the watch glass. A wristwatch, comprising: a protection member having a metal wire for holding the exterior member and the band mounting member between the wristwatch case. 2. The exterior member comprises a first bezel made of a soft resin disposed on an outer surface of the wristwatch case, and a second bezel made of a metal mounted on an outer surface of the first bezel. The wristwatch according to claim 1, wherein 3. The back cover is attached to a lower surface of the watch case with a stepped screw, and a mounting hole is provided at a lower portion of the band mounting member to be locked by the stepped screw. The wristwatch according to claim 1. 4. The wristwatch according to claim 1, wherein the metal wire of the protection member is provided with a buffer portion disposed on an upper surface side of the watch glass. 5. The wristwatch according to claim 1, wherein buffer portions are provided at four positions of the metal wire of the protect member on the upper surface of the exterior member.