JP2022116711A - Decoration body, manufacturing method of decoration body, accessory, and watch - Google Patents

Abstract

To provide a highly decorative decoration body, a manufacturing method of the decoration body, an accessory with the decoration body, and a watch.SOLUTION: The decoration body comprises: decorative members 7 each formed of brittle material with light permeability; and a holding member 8 which has a fitting recess part 10 having the decorative members 7 fitted therein to be fixed. Multiple decorative members 7 are laminated in the fitting recess part 10 of the holding member 8. Consequently, as the decorative members 7 are formed of the brittle material having light permeability, even when the decorative members 7 are laminated, the laminated decorative members 7 can be seen through. As this makes it possible to perform stereoscopic decorative expression with the laminated decorative members 7, a highly decorative decoration body can be provided.SELECTED DRAWING: Figure 3

Description

TECHNICAL FIELD The present invention relates to an ornament used for accessories such as wristwatches, bracelets, and brooches, a method for manufacturing the ornament, an accessory provided with the ornament, and a timepiece.

For example, in a wristwatch as an accessory, as described in Patent Document 1, a wristwatch case is provided with a mounting recess, and a plurality of decorative members made of a brittle material such as gemstones are arranged in a planar manner in the mounting recess. Inset structures are known.

JP-A-2005-323735

In such a wristwatch, since a plurality of decorative members are arranged in a planar manner and fitted into the mounting recess of the wristwatch case, only a planar decorative expression can be achieved, resulting in a problem of poor decorativeness.

The problem to be solved by the present invention is to provide a highly decorative ornament, a method for manufacturing the ornament, an accessory provided with the ornament, and a timepiece.

The present invention is a decorative body comprising a decorative member made of a light-transmitting brittle material, wherein the decorative member is laminated in multiple layers.

According to this invention, it is possible to provide a highly decorative product.

1 is an enlarged perspective view of a wristwatch to which the invention is applied; FIG. FIG. 2 is an enlarged cross-sectional view of the wristwatch shown in FIG. 1 taken along line AA. 3 is an enlarged cross-sectional view showing a main part of the wristwatch case shown in FIG. 2; FIG. FIG. 4 is an enlarged cross-sectional view of the essential part showing the disassembled state in which the ornament is attached to the wristwatch case shown in FIG. 3; FIG. 5 is an enlarged cross-sectional view of a main part showing an exploded state in which a plurality of decorative members are stacked and fitted into the holding member for the decorative body shown in FIG. 4; 6 shows a holding member for the decorative body shown in FIG. 5, (a) being an enlarged perspective view thereof, and (b) being an enlarged developed view thereof; FIG. FIG. 10 is an enlarged cross-sectional view of a main part showing a modified example of the ornament in the wristwatch to which the invention is applied;

An embodiment of a wristwatch to which the present invention is applied will be described below with reference to FIGS. 1 to 6. FIG.
This wristwatch is an accessory that is worn on the wrist, and as shown in FIGS. 1 and 2, includes a wristwatch case 1 that is the main body of the accessory. This wristwatch case 1 has a structure in which an upper case 1b is attached to a lower case 1a via a waterproof ring 1c.

As shown in FIGS. 1 and 2, band attachment portions 2 to which a watch band (not shown) is attached are provided on the 12 o'clock side and the 6 o'clock side of the lower case 1a of the wristwatch case 1, respectively. . At the 2 o'clock side, the 3 o'clock side, the 4 o'clock side, the 8 o'clock side, and the 10 o'clock side (the 8 o'clock side and the 10 o'clock side are not shown) of the lower case 1a of the wristwatch case 1, switch portions 3 are provided. are provided respectively.

1 and 2, a watch glass 4 is attached via a packing 4a to the upper opening of the wristwatch case 1, that is, the upper opening of the upper case 1b. A back cover (not shown) is attached to the lower part of the wristwatch case 1 . A watch module (not shown) is provided inside the watch case 1 .

By the way, in the upper part of the wristwatch case 1, that is, the upper part of the upper case 1b, as shown in FIGS. It is formed in a ring shape. In this case, the upper surface of the upper case 1b of the wristwatch case 1 is formed as a gently sloping surface that gradually decreases from the inner peripheral side to the outer peripheral side. For this reason, the mounting recess 6 has a substantially square cross-sectional shape, and is formed slightly deeper on the inner peripheral side of the wristwatch case 1 than on the outer peripheral side.

As shown in FIGS. 3 to 6, the decorative body 5 includes a plurality of decorative members 7 made of a light-transmitting brittle material, and a holding member 8 in which the plurality of decorative members 7 are stacked and fitted. ing. The holding member 8 is a thin metal plate 9 made of stainless steel, titanium alloy, aluminum alloy, etc. (see FIG. 6B), for example, a metal plate 9 having a thickness of about 0.1 mm, and is formed into a ring shape as a whole. .

That is, as shown in FIGS. 4 to 6, the holding member 8 is formed by bending the inner peripheral portion and the outer peripheral portion of a ring-shaped metal plate 9 and raising the holding member 8 so that the sectional shape of the holding member 8 is recessed. A recess 10 (fixed portion) is formed. The fitting recess 10 is formed by a bottom portion 8a of the holding member 8, a rising portion 8b on the inner peripheral side of the holding member 8, and a rising portion 8c on the outer peripheral side of the holding member 8 so as to open upward. .

In this case, as shown in FIGS. 6( a ) and 6 ( b ), the inner peripheral portion and the outer peripheral portion of the metal plate 9 are arranged at the inner peripheral side rising portion 8 b and the outer peripheral side rising portion 8 c of the holding member 8 . A plurality of cutouts 8d are provided at predetermined intervals along the circumferential direction for facilitating bending. In this holding member 8, the distance between the outer surface of the rising portion 8b on the inner peripheral side and the outer surface of the rising portion 8c on the outer peripheral side, that is, the length of the bottom portion 8a in the radial direction orthogonal to the circumferential direction It is formed to have the same length as the length in the radial direction orthogonal to the circumferential direction of the concave portion 6 .

In addition, as shown in FIGS. 3 to 5, the holding member 8 is formed such that the rising portion 8b on the inner peripheral side is slightly higher than the rising portion 8c on the outer peripheral side. That is, the holding member 8 is formed such that the height of the rising portion 8b on the inner peripheral side is slightly lower than the height of the inner peripheral surface of the mounting recess 6 located on the inner peripheral side of the wristwatch case 1, The height of the side raised portion 8c is the same as or slightly lower than the height of the inner peripheral surface of the mounting recess 6 located on the outer peripheral side of the wristwatch case 1. As shown in FIG.

As a result, as shown in FIG. 3, when the holding member 8 is fitted into the mounting recess 6 of the wristwatch case 1 from above, the bottom portion 8a is in close contact with the bottom surface of the mounting recess 6 of the wristwatch case 1. The rising portion 8b on the peripheral side approaches the inner peripheral surface of the mounting recess 6 located on the inner peripheral side of the wristwatch case 1 at a slightly lower height, and the rising portion 8c on the outer peripheral side is located on the outer peripheral side of the wristwatch case 1. It is formed so as to approach the inner peripheral surface of the mounting recess 6 at the same height or at a slightly lower height.

In this case, as shown in FIGS. 3 and 4, the holding member 8 is configured to be adhered and fixed within the mounting recess 6 of the wristwatch case 1 with an adhesive 11 . That is, the adhesive 11 is applied to the bottom of the mounting recess 6 of the wristwatch case 1 with a slightly thicker thickness, and when the holding member 8 is mounted in the mounting recess 6, the adhesive 11 is applied from the lower surface of the bottom 8a of the holding member 8. It wraps around the outer surfaces of the rising portion 8b on the inner peripheral side of the holding member 8 and the rising portion 8c on the outer peripheral side of the holding member 8 to adhere and fix the holding member 8 in the mounting recess 6 .

Therefore, as shown in FIGS. 3 and 4, a portion of the inner peripheral surface of the mounting recess 6 below the middle portion in the vertical direction is provided with the lower surface of the bottom portion 8a of the holding member 8 from the lower surface of the holding member 8. Adhesive reservoirs 6a for accumulating the adhesive 11 that has flowed into the outer surfaces of the rising portion 8b on the inner peripheral side and the rising portion 8c on the outer peripheral side of the holding member 8 are provided.

As a result, as shown in FIGS. 3 and 4, the holding member 8 is mounted in the mounting recess 6, and the adhesive 11 is applied from the lower surface of the bottom portion 8a of the holding member 8 to the rising portion on the inner peripheral side of the holding member 8. 8b and the rising portion 8c on the outer peripheral side of the holding member 8, the adhesive is accumulated in the adhesive reservoir portion 6a of the mounting recess 6 and is prevented from leaking out to the upper side of the mounting recess 6. .

A colored layer 10a for coloring the plurality of decorative members 7 is provided on the inner surface of the fitting recess 10 of the holding member 8, as shown in FIGS. That is, the colored layer 10a may be provided on the entire bottom surface and both side surfaces of the fitting recess 10, or may be provided on a part of the bottom surface and both side surfaces of the fitting recess 10. FIG. Although not shown, the colored layer 10a may be one of seven colors such as red, orange, yellow, green, blue, indigo, and purple, or one of twelve colors. They may be of different colors.

For example, although not shown, the colored layer 10a may have different colors on the inner surface of the fitting recess 10 with respect to the line connecting 12 o'clock and 6 o'clock. , or the inner surface of the fitting recess 10 may be divided into a plurality of parts and the divided parts may be colored differently. In this case, the colored layer 10a may have a different color for the portion corresponding to the hour character representing 1:00 to 12:00 and the other portion, or may have a different color for each hour character. .

On the other hand, as shown in FIGS. 3 to 5, the plurality of decorative members 7 are made of gemstones such as sapphire, emerald, ruby, and diamond, glass such as highly transparent quartz glass, or brittle materials such as ceramics, and are transparent or transparent. It is made of a brittle material that is translucent and has light transmittance. Each of the plurality of decorative members 7 is formed in a substantially flat ring shape having the same size as the fitting recess 10 of the holding member 8 . In this case, although two decorative members 7 are laminated in this embodiment, three or more decorative members may be laminated.

As shown in FIGS. 3 to 5, decoration layers 7a are provided on the front surface (upper surface) and the back surface (lower surface) of the plurality of decorative members 7, respectively. These decorative layers 7a are cut glass layers or the like, or thin film layers such as printed layers or vapor deposition layers having light transmittance such as patterns and figures. Thus, when the plurality of decorative members 7 are laminated, each decorative layer 7a can be seen from above, so that a three-dimensional decorative expression can be obtained. In this case, the decorative layer 7a may be provided on all of the upper and lower surfaces of the plurality of decorative members 7, or may be provided partially on any of the upper and lower surfaces of the plurality of decorative members 7. good.

In addition, as shown in FIGS. 3 to 5, each of the plurality of decorative members 7 has a chamfered portion 7b at each corner of the upper and lower surfaces. In this case, among the plurality of decorative members 7, the uppermost decorative member 7 is gently inclined such that its upper surface gradually decreases from the inner peripheral side to the outer peripheral side, like the upper surface of the wristwatch case 1. It is formed on an inclined surface. As a result, the plurality of decorative members 7 are formed so that the height of the inner peripheral portion side is higher than the height of the outer peripheral portion side when the plurality of decorative members 7 are stacked one on top of the other.

As shown in FIGS. 3 and 4, the plurality of decorative members 7 are transparent or semi-transparent when the decorative layers 7a provided on the upper and lower surfaces are aligned with each other when superimposed one on top of the other. are temporarily fixed with an adhesive (not shown). For this reason, when the plurality of decorative members 7 are superimposed one on the other and fitted into the fitting recess 10 of the holding member 8, the top surface of the top decorative member 7 is tilted. A portion of the decorative member 7 corresponding to the chamfered portion 7b on the upper surface side is arranged to protrude upward from the fitting recess 10. As shown in FIG.

That is, as shown in FIGS. 3 and 4, when the plurality of decorative members 7 are stacked and fitted in the fitting recess 10 of the holding member 8, the inner peripheral portion of the upper surface of the uppermost decorative member 7 The upper end portion corresponding to the chamfered portion 7b of the fitting recess 10 is arranged to protrude above the rising portion 8b on the inner peripheral side of the fitting recess 10. As shown in FIG.

Similarly, as shown in FIGS. 3 and 4, when the plurality of decorative members 7 are stacked and fitted in the fitting recess 10 of the holding member 8, the outer peripheral portion of the upper surface of the uppermost decorative member 7 The upper end portion substantially corresponding to the chamfered portion 7b of the fitting recess 10 is arranged so as to protrude above the rising portion 8c on the outer peripheral side of the fitting recess 10. As shown in FIG.

Thus, as shown in FIGS. 2 and 3, when the holding member 8 is mounted in the mounting recess 6 of the wristwatch case 1, the decoration 5 protrudes above the fitting recess 10 of the holding member 8. The top surface of the uppermost decorative member 7 is arranged so that it is almost flush with the top surface of the wristwatch case 1 and inclined. That is, even if the height of the holding member 8 is slightly lower than the depth of the mounting recess 6 of the wristwatch case 1 , the top surface of the top decorative member 7 is substantially flush with the top surface of the wristwatch case 1 . is configured to be placed in

By the way, as shown in FIGS. 3 to 5, when the plurality of decorative members 7 are stacked and fitted in the fitting recess 10 of the holding member 8, the fitting recess is secured by the fixing portion 12, which is the member fixing portion. It is configured to be fixed within 10 . That is, the fixing portion 12 includes a locking convex portion 12a provided on the rising portion 8c on the outer peripheral side of the holding member 8, which is the inner surface of the fitting recess 10, and protruding toward the inside of the fitting recess 10, and the uppermost portion. An engagement recess 12b is provided along the circumferential direction of the outer peripheral surface of the decorative member 7 and engages with the locking protrusion 12a of the fitting recess 10. As shown in FIG.

As a result, as shown in FIGS. 3 to 5, when the plurality of decorative members 7 are fitted in the fitting recess 10 of the holding member 8 in a stacked state, the fixing portion 12 is fixed to the fitting recess 10. A locking projection 12a projecting inwardly engages with an engagement recess 12b provided on the outer peripheral surface of the uppermost decorative member 7, thereby forming a plurality of decorations in the fitting recess 10. It is configured to fix the members 7 in a stacked state.

Further, as shown in FIGS. 3 to 5, the plurality of decorative members 7 are laminated and fitted in the fitting recess 10 of the holding member 8, and the ultraviolet curable resin, which is a photocurable resin, is used as an adhesive. 13 is also configured to be fixed in the fitting recess 10 . That is, the UV curable resin 13 is transparent or translucent, and hardens when irradiated with UV rays. It is

For this reason, as shown in FIGS. 3 to 5, the ultraviolet curable resin 13 is applied to the uppermost decorative member in a state in which a plurality of decorative members 7 are stacked and fitted in the fitting recess 10 of the holding member 8. When ultraviolet rays are irradiated from above 7, the irradiated ultraviolet rays pass through the plurality of decorative members 7 and irradiate the ultraviolet curing resin 13, whereby the ultraviolet curing resin 13 is cured to form a plurality of stacked decorative members. The decorative member 7 is fixed in the fitting recess 10 to prevent the plurality of decorative members 7 from being displaced due to rattling in the circumferential direction.

Next, a method for manufacturing such a wristwatch will be described.
This wristwatch manufacturing method includes a first step of forming a fitting recess 10 by bending a metal plate 9 to form a holding member 8, and a plurality of decorative members in the fitting recess 10 of the holding member 8. A second step of forming the ornament 5 by stacking and fitting and fixing the ornaments 7, and a third step of attaching the ornament 5 to the attachment recess 6 of the wristwatch case 1. .

That is, in the first step, as shown in FIGS. 6(a) and 6(b), the rising portion 8c on the outer peripheral side located on the outer peripheral side of the bottom portion 8a of the ring-shaped metal plate 9 is preliminarily provided. An engaging convex portion 12a (see FIG. 5) of the fixing portion 12 is formed by press working at the place where the fixing portion 12 is to be fitted. At the same time, a plurality of notches are formed at respective locations corresponding to the inner peripheral side rising portion 8b and the outer peripheral side rising portion 8c located on the inner peripheral side and the outer peripheral side of the bottom portion 8a of the metal plate 9. The portions 8d are provided at predetermined intervals along the circumferential direction.

Then, as shown in FIGS. 5 and 6, the inner peripheral portion and the outer peripheral portion of the metal plate 9 are raised by a bending process such as press working, so that the inner peripheral portion corresponding to the bottom portion 8a of the metal plate 9 is bent. Rising portions 8b and 8c are formed on the outer peripheral portion and the outer peripheral portion, respectively. At this time, a plurality of cuts are provided at respective locations corresponding to the inner peripheral side rising portion 8b and the outer peripheral side rising portion 8c located on the inner peripheral side and the outer peripheral side of the bottom portion 8a of the metal plate 9. Due to the notch 8d, the rising portion 8b on the inner peripheral side and the rising portion 8c on the outer peripheral side of the metal plate 9 are easily and satisfactorily bent.

Thus, in the first step, the fitting recess 10 opened upward by the bottom portion 8a of the metal plate 9, the rising portion 8b on the inner peripheral side of the metal plate 9, and the rising portion 8c on the outer peripheral side of the metal plate 9 is formed. A formed holding member 8 is formed. At this time, a locking projection 12 a is provided on the rising portion 8 c on the outer peripheral side of the holding member 8 that is the inner surface of the fitting recess 10 so as to protrude into the fitting recess 10 .

In this first step, a colored layer 10 a for coloring the plurality of decorative members 7 is provided on the inner surface of the fitting recess 10 of the holding member 8 . The colored layer 10 a may be provided on the entire bottom surface and both side surfaces of the fitting recess 10 , or may be partially provided on the bottom surface and both side surfaces of the fitting recess 10 . In this case, the colored layer 10a may be of a single color, or may be of partially different colors.

For example, the colored layer 10a may have different colors on the inner surface of the fitting recess 10 with a line connecting 12 o'clock and 6 o'clock as a boundary. As a boundary, different colors may be used in the vertical direction, or the inner surface of the fitting recess 10 may be divided into a plurality of portions and the divided portions may be colored differently. In this case, the colored layer 10a may have a different color for the portion corresponding to the hour character representing 1:00 to 12:00 and the other portion, or may have a different color for each hour character. .

In the second step, when the plurality of decorative members 7 are fitted into the fitting recesses 10 of the holding member 8, the engagement recesses 12b are formed in advance on the outer peripheral surface of the uppermost decorative member 7 to form the plurality of decorations. The member 7 is laminated. At this time, the decorative layers 7a provided on the upper and lower surfaces of the plurality of decorative members 7 are aligned with each other, and the plurality of decorative members 7 are arranged so that the decorative patterns and figures formed by the decorative layers 7a are three-dimensionally expressed. is laminated. In this state, the plurality of laminated decorative members 7 are adhered and temporarily fixed with a transparent or translucent adhesive (not shown) having optical transparency.

When the plurality of laminated decorative members 7 are fitted into the fitting recess 10 of the holding member 8, an ultraviolet ray, which is a photocurable resin having light transmittance, is applied to almost the entire inner surface of the fitting recess 10 in advance. A hardened resin 13 is applied. In this state, the plurality of laminated decorative members 7 are fitted into the fitting recesses 10 of the holding member 8 . Then, among the plurality of laminated decorative members 7, the engagement concave portion 12b provided on the outer peripheral surface of the uppermost decorative member 7 is engaged with the engaging convex portion 12a provided on the rising portion 8c on the outer peripheral side of the holding member 8. are engaged to fix the plurality of laminated decorative members 7 in the fitting recesses 10 of the holding member 8 .

At this time, since the UV curable resin 13 applied to almost the entire inner surface of the fitting recess 10 is not hardened and has fluidity, the plurality of laminated decorative members 7 are fitted to the holding member 8. A plurality of decorative members 7 that are smoothly and favorably laminated are fitted into the fitting recess 10 of the holding member 8 without being affected by the UV curable resin 13 when fitted into the recess 10 .

In this state, when ultraviolet rays are irradiated from above the uppermost decorative member 7, the irradiated ultraviolet rays pass through the plurality of laminated decorative members 7, and the ultraviolet curable resin 13 is applied to the inner surface of the fitting recess 10. is irradiated to Then, the ultraviolet curable resin 13 is cured by the irradiated ultraviolet rays, and the plurality of decorative members 7 laminated by the cured ultraviolet curable resin 13 are fixed in the fitting recesses 10 of the holding member 8, thereby forming the plurality of decorative members. 7 can be prevented from being displaced due to backlash in the circumferential direction. Thereby, the decorative body 5 is formed.

In the third step, the ornament 5 is attached to the attachment recess 6 of the wristwatch case 1 and fixed. At this time, as shown in FIG. 4, adhesive 11 is thickly applied to the bottom side of the inner surface of the mounting recess 6 of the wristwatch case 1 in advance, and in this state, the holding member 8 of the ornament 5 is attached to the mounting recess of the wristwatch case 1. Fit in 6. Then, the adhesive 11 flows from the lower surface of the bottom portion 8a of the holding member 8 to the outer surfaces of the rising portion 8b on the inner peripheral side of the holding member 8 and the rising portion 8c on the outer peripheral side of the holding member 8. As shown in FIG.

As shown in FIG. 3, the adhesive 11 that has flowed in is accumulated in an adhesive reservoir 6a that is provided below the middle portion in the vertical direction of the inner peripheral surface of the mounting recess 6. As shown in FIG. As a result, the holding member 8 is mounted in the mounting recess 6 and fixed with the adhesive 11 . At this time, even if the adhesive 11 flows from the lower surface of the bottom portion 8a of the holding member 8 to the outer surfaces of the rising portion 8b on the inner peripheral side of the holding member 8 and the rising portion 8c on the outer peripheral side of the holding member 8, Since the adhesive 11 is accumulated in the adhesive reservoir 6a, the adhesive 11 does not leak to the upper side of the mounting recess 6. - 特許庁

Next, the operation of such a wristwatch ornament 5 will be described.
The decorative body 5 is formed by stacking a plurality of decorative members 7 made of a light-transmitting brittle material in the fitting recess 10 of the holding member 8 . A three-dimensional decorative expression can be obtained by allowing the provided decorative layer 7a to be seen through from above. This enhances decorativeness.

In this case, since the colored layer 10a is provided on the inner surface of the fitting recess 10 of the holding member 8, the plurality of decorative members 7 laminated in the fitting recess 10 of the holding member 8 by the colored layer 10a. is colored. This also enhances the decorativeness. In this case, the colored layer 10a may be provided in a single color over substantially the entire inner surface of the fitting recess 10, and the plurality of decorative members 7 may be colored in a single color. A plurality of decorative members 7 may be partially colored with different colors by partially providing them with different colors.

For example, the colored layer 10a may be colored differently in the left-right direction with the line connecting 12 o'clock and 6 o'clock on the inner surface of the fitting recess 10 as a boundary, and the plurality of decorative members 7 may be colored in different colors in the left-right direction. Alternatively, the colored layer 10a may be colored differently in the vertical direction with the line connecting 3 o'clock and 9 o'clock as a boundary, and the plurality of decorative members 7 may be colored in different colors in the vertical direction. Further, the colored layer 10a may be formed by dividing the inner surface of the fitting recess 10 into a plurality of parts, and coloring the divided parts with different colors to partially color the plurality of decorative members 7 with different colors. These also enhance decorativeness.

As described above, according to this wristwatch ornament 5, the decorative member 7 made of a light-transmitting brittle material and the holding member 8 having the fitting recess 10 in which the decorative member 7 is fitted and fixed. , and a plurality of decorative members 7 are laminated in the fitting recess 10 of the holding member 8, so that a highly decorative member can be provided.

That is, in this wristwatch ornament 5, the plurality of decorative members 7 are made of a light-transmitting brittle material. can be seen through, and thus a three-dimensional decoration can be expressed by the plurality of laminated decorative members 7, so that a product with high decorativeness can be provided.

In this case, the decorative body 5 of this wristwatch is provided with decorative layers 7a on the front and back surfaces (upper and lower surfaces) of the plurality of decorative members 7, so that each of the laminated decorative members 7 has a different decorative expression. In addition, a three-dimensional decorative expression can be achieved with the entirety of the plurality of laminated decorative members 7.例文帳に追加As a result, three-dimensional decoration can be expressed by the plurality of decorative layers 7a provided on the upper and lower surfaces of the plurality of decorative members 7, so that a more highly decorative product can be provided.

In addition, in this wristwatch ornament 5 , the holding member 8 is formed by bending the metal plate 9 to form the fitting recess 10 . The thickness can be reduced, and the fitting recess 10 can be easily manufactured. That is, the holding member 8 has a plurality of cutouts 8d formed at predetermined intervals in the circumferential direction at positions corresponding to the rising portion 8b on the inner peripheral side and the rising portion 8c on the outer peripheral side of the ring-shaped metal plate 9. , the rising portions 8b and 8c on the inner peripheral side and the outer peripheral side of the holding member 8 can be easily formed by bending even if the holding member 8 is ring-shaped.

In addition, in this wristwatch ornament 5, since the inner surface of the fitting recess 10 is colored with the colored layer 10a, the plurality of light-transmitting ornamental members 7 can be colored as a whole. It can enhance decorativeness. In this case, in this wristwatch, the colored layer 10a may be provided in a single color over substantially the entire inner surface of the fitting recess 10 to color the plurality of laminated decorative members 7 in a single color. may be partially provided with different colors on the inner surface of the plurality of laminated decorative members 7 so that the plurality of laminated decorative members 7 are partially colored with different colors.

That is, in this wristwatch ornament 5, for example, the colored layer 10a has different colors in the horizontal direction with respect to the line connecting 12 o'clock and 6 o'clock on the inner surface of the fitting recess 10, and a plurality of laminated layers are formed. The decorative member 7 may be colored in different colors in the horizontal direction, and the colored layer 10a may be colored in different colors in the vertical direction with the line connecting 3 o'clock and 9 o'clock as a boundary to form a plurality of laminated decorative members. 7 may be colored in different colors vertically. In addition, the colored layer 10a divides the inner surface of the fitting recess 10 into a plurality of parts, and colors the divided parts in different colors, thereby partially coloring the laminated decorative members 7 in different colors. Also good. These can also enhance decorativeness.

In addition, the wristwatch ornament 5 is provided with a fixing portion 12 for fixing the plurality of decorative members 7 in the fitting recess 10 of the holding member 8, so that the plurality of decorative members 7 are laminated by the fixing portion 12. It can be reliably and favorably fixed in the fitting recess 10 of the holding member 8 in the state of being held.

That is, in this wristwatch ornament 5, the fixing portion 12 is formed by the locking protrusion 12a provided on the inner surface of the fitting recess 10 and the outer peripheral surface of the uppermost decorative member 7 among the plurality of decorative members 7. By providing the engaging recess 12b with which the locking projection 12a engages, when the plurality of decorative members 7 are stacked and fitted in the fitting recess 10, the fitting recess 10 can be engaged with the engagement recess 12b of the uppermost decorative member 7, the plurality of stacked decorative members 7 can be easily and securely inserted into the fitting recess 10 of the holding member 8. can be fixed to

Furthermore, in this wristwatch ornament 5, a plurality of decorative members 7 are laminated and fixed in the fitting recess 10 of the holding member 8 with an ultraviolet curable resin 13, which is a photocurable resin. Since the plurality of decorative members 7 laminated by the resin 13 can be fixed in the fitting recess 10 of the holding member 8, it is possible to prevent the plurality of decorative members 7 from being displaced due to rattling in the circumferential direction. In this case, since the ultraviolet curable resin 13 is transparent or translucent, even if the colored layer 10 a is provided on the inner surface of the fitting recess 10 , the plurality of decorations laminated through the ultraviolet curable resin 13 can be formed. The member 7 can be colored.

In addition, in the method of manufacturing the ornament 5 for this wristwatch, the first step of forming the holding member 8 having the fitting recess 10 formed therein by bending the metal plate 9; 10, a second step of stacking, fitting and fixing a plurality of decorative members 7 made of a brittle material having light transmittance. can be easily manufactured, and a plurality of decorative members 7 can be easily and satisfactorily laminated and attached to the holding member 8 .

In this case, in the first step, in advance, the rising portion 8b on the inner peripheral side and the rising portion 8c on the outer peripheral side located on the inner peripheral side and the outer peripheral side of the bottom portion 8a of the ring-shaped metal plate 9 are A plurality of cutouts 8d are provided at corresponding locations at predetermined intervals along the circumference, and in this state, the inner and outer circumferences of the metal plate 9 are raised by bending such as press working. , the rising portions 8b and 8c can be easily and satisfactorily formed on the inner peripheral portion and the outer peripheral portion of the portion corresponding to the bottom portion 8a of the metal plate 9, respectively.

In other words, at this time, the plurality of metal plates 9 are provided at respective locations corresponding to the inner peripheral side rising portion 8b and the outer peripheral side rising portion 8c located on the inner peripheral side and the outer peripheral side of the bottom portion 8a of the metal plate 9. Even if the metal plate 9 is in the form of a ring-shaped flat plate, the notch portion 8d allows the rising portion 8b on the inner peripheral side and the rising portion 8c on the outer peripheral side of the ring-shaped metal plate 9 to be easily and satisfactorily separated. It can be folded. As a result, the bottom portion 8a of the metal plate 9, the rising portion 8b on the inner peripheral side of the metal plate 9, and the rising portion 8c on the outer peripheral side of the metal plate 9 form the fitting recess 10 opened upward with good accuracy. be able to.

In the second step, the decorative layers 7a provided on the front and back surfaces (upper and lower surfaces) of the plurality of decorative members 7 are aligned so that the decorative patterns and figures formed by the decorative layers 7a are formed. In this state, the plurality of decorative members 7 are bonded with a transparent or translucent adhesive (not shown) having optical transparency. It can be temporarily fixed by bonding.

Therefore, in the second step, when the plurality of laminated decorative members 7 are fitted into the fitting recess 10 of the holding member 8, the uppermost decorative member 7 among the plurality of laminated decorative members 7 is Since the locking projections 12a of the fixing portion 12 provided on the rising portion 8c of the outer peripheral portion of the holding member 8 can be engaged with the engaging recesses 12b of the fixing portion 12 provided on the outer peripheral surface, A plurality of decorative members 7 can be reliably and favorably fixed in the fitting recesses 10 of the holding member 8 .

In addition, in the manufacturing method of the decorative body 5 of this wristwatch, in the second step, after applying the UV curable resin 13, which is a light-transmitting photocurable resin, to the inner surface of the fitting recess 10, the fitting recess 10 is A plurality of decorative members 7 are stacked and fitted in the inside, and in this state, the ultraviolet curable resin 13 is irradiated with ultraviolet rays through the plurality of decorative members 7 to cure the ultraviolet curable resin 13, so that the cured ultraviolet curable resin can be cured. A plurality of decorative members 7 can be fixed in the fitting recess 10 by 13, thereby preventing positional displacement of the plurality of decorative members 7 due to rattling in the circumferential direction.

Furthermore, in this wristwatch, the decorative body 5 in which the plurality of decorative members 7 are stacked and fitted in the fitting recess 10 of the holding member 8, and the mounting recess that is the mounting portion to which the holding member 8 of the decorative body 5 is mounted. By providing the wristwatch case 1 which is an accessory main body provided with 6, the plurality of laminated decorative members 7 can be easily and favorably attached to the wristwatch case 1 by the holding member 8.例文帳に追加

In the above-described embodiment, the fixing portion 12 for fixing the plurality of laminated decorative members 7 in the fitting recess 10 of the holding member 8 consists of the locking protrusion 12a provided in the fitting recess 10 and the maximum Although a case has been described in which the engaging recess 12b provided in the upper decorative member 7 is provided, the present invention is not limited to this. A structure in which an engaging projection is provided may be used.

Further, in the above-described embodiment, the plurality of laminated decorative members 7 are fixed in the fitting recess 10 of the holding member 8 by the engagement between the locking protrusion 12a and the engaging recess 12b of the fixing portion 12. Although the case has been described, the present invention is not limited to this. It may be configured to be fixed within the recess 10 .

That is, the clamping portion 15 of this modified example is a crimped portion provided at the upper end portion of the rising portion 8b on the outer peripheral side of the holding member 8, as shown in FIG. The clamp portion 15, which is the crimping portion, crimps the upper end portion of the rising portion 8b on the outer peripheral side of the holding member 8 in a state in which a plurality of decorative members 7 are stacked and fitted in the fitting recess 10 of the holding member 8. A plurality of decorative members 7 may be laminated and fixed in the fitting recess 10 of the holding member 8 by processing.

7, the clamping portion 15 of this modified example is a plate spring portion provided at the upper end portion of the rising portion 8b on the outer peripheral side of the holding member 8. As shown in FIG. The clamp portion 15, which is a leaf spring portion, is a plate at the upper end portion of the rising portion 8b on the outer peripheral side of the holding member 8 when the plurality of decorative members 7 are stacked and fitted into the fitting recess 10 of the holding member 8. When it is fitted against the spring force of the spring portion, the uppermost decorative member 7 among the plurality of laminated decorative members 7 is pressed by the spring force of the leaf spring portion, and the plurality of laminated decorative members 7 are formed. may be configured to be fixed in the fitting recess 10 of the holding member 8 .

Further, in the above-described embodiment, a case has been described in which the ultraviolet curable resin 13 is used as the light-transmissive photocurable resin for fixing the plurality of decorative members 7 in the fitting recesses 10 of the holding member 8. The present invention is not limited to this, and for example, an infrared curable resin having light transmittance may be used. This infrared curable resin is cured when irradiated with infrared rays.

Further, in the above-described embodiment, the case where the holding member 8 of the ornament 5 is adhered and fixed in the mounting recess 6 of the wristwatch case 1 with the adhesive 11 has been described, but the present invention is not limited to this. The holding member 8 of the ornament 5 may be adhered and fixed in the mounting recess 6 of the wristwatch case 1 with double-sided adhesive tape. In this case, since the double-sided adhesive tape has no fluidity, it is not necessary to provide the adhesive reservoir 6a on the inner surface of the mounting recess 6. FIG.

Furthermore, in the above-described embodiments, the case of application to a wristwatch was described, but the present invention does not necessarily have to be a wristwatch, and can also be applied to accessories such as bracelets, brooches, pendants, necklaces, and earrings.

Although one embodiment of the present invention has been described above, the present invention is not limited to this, and includes the invention described in the claims and the scope of equivalents thereof.
The invention described in the claims of the present application will be additionally described below.

(Appendix)
According to a first aspect of the present invention, there is provided a decorative body comprising a decorative member made of a light-transmitting brittle material, wherein the decorative member is laminated in plurality.

According to a second aspect of the present invention, the decorative body according to the first aspect includes a holding member having a fixing portion to which the decorative member is fixed, and a plurality of the decorative members are laminated in the fixing portion of the holding member. It is a decoration characterized by being

The invention according to claim 3 is the decoration according to claim 1 or 2, wherein the plurality of decorative members are decorated on front and back surfaces thereof.

The invention according to claim 4 is the decoration according to claim 2, wherein the fixing member is formed by bending a metal plate in the holding member.

The invention according to claim 5 is the decoration according to claim 2 or 4, wherein the inner surface of the fixing part is colored.

The invention according to claim 6 is the decoration body according to any one of claims 2, 4, and 5, further comprising a member fixing portion for fixing the plurality of decorative members in the fixing portion of the holding member. The decoration body is characterized by comprising:

According to a seventh aspect of the present invention, in the decorative body according to the sixth aspect, the member fixing portion includes a locking portion provided on the inner surface of the fixing portion, and a locking portion provided on the outer peripheral surface of the decorative member. and an engaging portion with which the locking portion engages.

The invention according to claim 8 is the decoration according to claim 6, wherein the member fixing portion is a clamp portion for fixing the plurality of decorative members in the fixing portion. .

The invention according to claim 9 is the decoration body according to any one of claims 2 and 4 to 8, wherein the plurality of decorative members have a light transmittance inside the fixed portion of the holding member. The decorative body is fixed by a photocurable resin.

The invention according to claim 10 is the decorative body according to any one of claims 2 and 4 to 9, wherein the fixing part is a fitting recess into which the decorative member is fitted and fixed. It is a decorative body characterized by

The invention according to claim 11 is the decoration according to any one of claims 1 to 10, wherein a plurality of the decorative members are laminated on the accessory main body.

According to a twelfth aspect of the invention, a first step of forming a holding member having a fixing portion formed by bending a metal plate; and a second step of stacking and fixing a plurality of decorative members.

According to a thirteenth aspect of the invention, in the method for manufacturing the decorative body according to the twelfth aspect, in the second step, after applying a light-transmitting photocurable resin to the inner surface of the fixing portion, the The plurality of mounting members are stacked and fitted into the fixing portion, and in this state, the photocurable resin is irradiated with light through the plurality of decorative members to cure the photocurable resin, thereby fixing the laminated plurality of mounting members. The method of manufacturing the ornament is characterized in that the mounting member is fixed within the fixing portion.

The invention according to claim 14 is a decorative body according to any one of claims 2 and 4 to 10, and an accessory body provided with a mounting portion to which the holding member of the decorative body is mounted. , is an accessory characterized by comprising:

According to a fifteenth aspect of the invention, there is provided a timepiece comprising the decorative body according to any one of the first to eleventh aspects.

1 wristwatch case 2 band mounting portion 3 switch portion 4 watch glass 5 decorative body 6 mounting recess 6a adhesive reservoir portion 7 decorative member 7a decorative layer 8 holding member 8a bottom portion 8b, 8c rising portion 8d notch portion 9 metal plate 10 fitting Attachment recess 10a Colored layer 12 Fixing portion 12a Locking projection 12b Engagement recess 13 UV curable resin 15 Clamping portion

Claims (15)

Equipped with a decorative member formed of a brittle material having optical transparency,
A decorative body, wherein a plurality of the decorative members are laminated. In the decoration according to claim 1,
A holding member having a fixing portion to which the decorative member is fixed,
A decorative body, wherein a plurality of the decorative members are stacked in the fixed portion of the holding member. In the decoration according to claim 1 or claim 2,
A decorative body, wherein front and back surfaces of the plurality of decorative members are decorated. In the decoration according to claim 2,
The decoration body, wherein the holding member has the fixing portion formed by bending a metal plate. In the decorative body according to claim 2 or claim 4,
The decorative body, wherein the inner surface of the fixing portion is colored. In the decorative body according to any one of claims 2, 4, and 5,
A decoration, comprising: a member fixing portion that fixes the plurality of decorative members in the fixing portion of the holding member. In the decoration according to claim 6,
The member fixing portion includes a locking portion provided on the inner surface of the fixing portion, and an engaging portion provided on the outer peripheral surface of the decorative member with which the locking portion engages. Decoration body to be. In the decoration according to claim 6,
The decorative body, wherein the member fixing portion is a clamp portion that fixes the plurality of decorative members in the fixing portion. In the decorative body according to any one of claims 2 and 4 to 8,
A decorative body, wherein the plurality of decorative members are fixed in the fixing portion of the holding member with a light-transmitting photocurable resin. In the decorative body according to any one of claims 2 and 4 to 9,
The decorative body, wherein the fixing portion is a fitting recess into which the decorative member is fitted and fixed. In the decorative body according to any one of claims 1 to 10,
A decorative body, wherein a plurality of the decorative members are laminated on an accessory body. a first step of forming a holding member having a fixing portion formed by bending a metal plate;
a second step of stacking and fixing a plurality of decorative members made of a light-transmitting brittle material on the fixing portion of the holding member;
A method for manufacturing an ornament, comprising: In the method for manufacturing the decorative body according to claim 12,
In the second step, after applying a light-transmitting photocurable resin to the inner surface of the fixing portion, the plurality of mounting members are stacked and fitted in the fixing portion, and in this state, the plurality of decorative members are mounted. A method for manufacturing a decorative body, comprising: irradiating the photo-curable resin with light through a light beam to cure the photo-curable resin, and fixing the plurality of laminated mounting members in the fixing portion. a decorative body according to any one of claims 2 and 4 to 10;
an accessory body provided with an attachment portion to which the holding member of the ornament is attached;
An accessory characterized by comprising: A timepiece comprising the decorative body according to any one of claims 1 to 11.

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