JPH05297154A - Wrist watch having operating mechanism on band - Google Patents

Abstract

PURPOSE:To provide the operation button of a wrist watch on a band. CONSTITUTION:An electric base 14 is watertightly built in a band body 10, and a key top sheet 34 having a key 32 for operating the electric base 14 mounted on the band body 10. The terminal part 16 of the electric base 14 is protruded outward from the band body 10, and the terminal part 16 protruded from the band body 10 is covered with a sealing member 20 except its top end part. The outer circumference of the terminal part 16 is covered with the band body 10 and an upper face sheet 42, and the water-tightness among the sealing member 20, the band body 10 and the upper face sheet 42 is held by adhesives 22, 40. The top end part of the terminal part 16 protruded from the band body 10 is connected to the internal terminal 52 of a watch body 46, the outer circumference of the sealing member 22 protruded from the band body 10 is nipped by the watch body 46, and the water-tightness is held by the nipped part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wristwatch having a wristwatch band provided with an operating mechanism.

[0002]

2. Description of the Related Art Conventionally, a wristwatch is provided with a plurality of operation buttons around the body of the wristwatch so as to project from the periphery thereof for adjusting the time and operating an alarm, a stopwatch, and the like. Although the maximum number of operation buttons in a conventional general wristwatch is at the side of the band, one side of the wristwatch is in the direction from 1 o'clock to 2 o'clock and from 3 o'clock to 4 o'clock.
It is arranged at a total of four locations, that is, two locations on one side in the direction from 7 o'clock to 8 o'clock and from 10 o'clock to 11 o'clock.

[0003]

In the present liquid crystal digital wrist watch, it is possible to have various functions in addition to the functions of time adjustment, alarm, stoppoch, etc., and various other kinds of demands from consumers. Function is required. When answering this request, the number of operation buttons has to be increased. For example, if the number of operation buttons is increased to five (for example, one operation button is installed at 10 o'clock direction and one operation button is installed at 11 o'clock direction). Then, the operation may be confused between the operation buttons located close to each other. Therefore, it is not desirable to increase the number of operation buttons in the conventional general wristwatch body. There is also an idea that it is not preferable to provide an operation button on the wristwatch main body because the aesthetic appearance of the wristwatch is impaired. Furthermore,
The operation buttons on the wristwatch itself are stripped of plating over a long period of time and a sharp step is created at the boundary between the plating and the metal inside.The sharp edges of the operation buttons scuff the edges of the shirt sleeve. There was a problem.

The present invention has been made in view of the above points, and by providing the wristwatch operation buttons on the band, the wristwatch main body can be made into a clean shape, and the number of operation buttons can be set to an arbitrary number. It is an object of the present invention to provide a wristwatch having an operation mechanism on a band that is capable of performing.

[0005]

In order to achieve the above-mentioned object, the present invention is a wristwatch comprising a band and a watch body, wherein the band is provided with a plurality of operation buttons, and the timepiece is operated in response to each operation button. A water-tight electrical board is provided inside the band, the terminal portion of the electrical board is pulled out to the outside of the band, and the outer periphery from the inner position of the band to the middle point of the terminal portion is covered with a sealing material. By covering the outer periphery of the sealing material with the band to prevent water from entering the electric board and the terminal portion inside the band through the contact point between the sealing material and the band, the watch body is provided with a terminal. The terminal is connected to the terminal portion, the outer periphery of the sealing material is watertightly sandwiched by the watch body, and water enters the inside of the watch body from the location where the sealing material is sandwiched. It is obtained so as to prevent.

[0006]

[Function] The terminal portion of the electric substrate is passed between the band and the watch body, but the outer periphery of the terminal portion is covered with a sealing material, and one of the outer periphery of the sealing material is covered with a band, and the sealing material is formed. The other side of the outer circumference of the watch is covered with a watch body. Further, the electrical substrate is covered with water inside the band. As a result, water does not reach the electric board and its terminals, and therefore the band can be provided with a timepiece operation mechanism.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described with reference to the drawings. FIG. 1 is an exploded perspective view showing an embodiment of a wristwatch having an operating mechanism on a band according to the present invention, and FIG. 2 is a sectional view of a wristwatch having an operating mechanism on the band. The band body 10 is made of a soft material such as synthetic resin or rubber (hereinafter, the same material is referred to as “soft material”), and the upper surface of the band body 10 has a large square area and a small square area subsequent thereto. An indented portion 12 is formed. The small area portion of the recessed portion 12 is set so as to reach the front end edge of the band body 10 on the clock side. A deformable electric substrate 14 such as a film on which an electric circuit is printed has a shape substantially matching the large square area of the recessed portion 12, and a plate-shaped terminal portion 16 is integrally formed on the electric substrate 14. It is connected and formed. The electric board 14 is adhered to the inside of the recess 12 of the band body 10 with a double-sided adhesive tape (not shown). This electric board 14 is formed with a double-sided adhesive tape on the recess 12 of the band body 10.
A plate 18 having rigidity may be interposed below the electric board 14 when it is adhered to the inside (in this case, the band body 10 and the plate 18 are adhered with a double-sided adhesive tape).

The terminal portion 16 is covered with a sealing material 20 made of a soft material over the entire circumference except the tip and the vicinity of the tip. It is desirable that the sealing material 20 and the terminal portion 16 are bonded together. A part of the sealing material 20 in the longitudinal direction (the side close to the electric substrate 14) matches the small area portion of the recessed portion 12 of the band body 10, and the sealing material 20 is formed by a heat-welding adhesive 22 generally called hot melt. A part of 20 is bonded to the small area portion of the recess 12 of the band body 10 and the side surface 24 above it. The heat-welding adhesive 22 prevents water from entering at the bonding portion. That is, water is prevented from entering from the contact portion between the band body 10 and the sealing material 20 which are bonded by the adhesive 22. A pin insertion hole 26 is formed near the front end of the band body 10 on the watch side, and a pin 28 inserted into the pin insertion hole 26 connects the band body 10 and a watch body described later.

A key top sheet made of a soft material in which a spacer 30 made of a flexible material is placed on the electric board 14 and a plurality of keys 32 as operation buttons projecting upward are integrally formed on the spacer 30. Put 34. The spacer 30 and the key top sheet 34 are fitted to a large area of the recess 12 of the band body 10. A switch 36 is provided at the bottom of the key 32 (FIG. 2), while the spacer 30 has the key 32 (switch 3).
Holes 38 are formed at the respective positions corresponding to 6), and the switch 36 provided at the bottom of the key 32 is set to come into contact with the electric board 14 when the key 32 is pressed. A spacer 30 is provided on the electric substrate 14 adhered to the band body 10.
When the key top sheet 34 and the key top sheet 34 are placed, the top surface of the band main body 10, the top surface of the key top sheet 34, and the top surface of the sealing material 20 are in the surface position. An upper surface sheet 42 having a back surface coated with a heat-welding adhesive 40 generally called hot melt on the band body 10 on which the electric board 14, the spacers 30, and the key top sheet 34 are placed.
Are bonded to the entire area of the band body 10. The heat-welding adhesive 40 prevents water from entering at the bonding portion.

When the top sheet 42 is adhered to the band body 10, as shown in FIG. 2, a part of the sealing material 20 is sandwiched between the band body 10 and the top sheet 42. That is, a part of the sealing material 20 adheres to the adhesive 40 on the back surface of the top sheet 42. As a result, the entire outer periphery of a part of the sealing material 20 is covered with the adhesive 22 and the adhesive 40, and the contact point between the sealing material 20 and the band body 10 and the sealing material 20 and the top sheet. Water is prevented from entering from the contact point with 42. The top sheet 42 has a plurality of holes 44 through which the keys 32 are inserted.
In the state where 2 is bonded to the band body 10, the key 32 is inserted through the hole 44 and protrudes above the top sheet 42. Water tries to enter the gap between the top sheet 42 and the key top sheet 34 through the hole 44 of the top sheet 42, but the adhesive 40 prevents the entry of water. Top sheet 4
In the state where 2 is adhered to the band body 10, as shown in FIG.
2, the sealing material 20 projects by a length L, and the terminal portion 16 extends from the tip position of the sealing material 20.
Is protruding.

As shown in FIG. 2, the watch main body 46 comprises an upper main body 48 and a lower main body 50.
The sealing material 20 protruding by a length L from between 0 and the top sheet 42 is sandwiched between the upper body 48 and the lower body 50, and the watertightness is maintained at the sandwiched position. To When sandwiching the sealing material 20 between the upper main body portion 48 and the lower main body portion 50, a heat-sealing adhesive called hot melt is attached to the outer periphery of the sealing material 20 so as to attach the sealing material 20 and the upper main body portion 48. Alternatively, the lower main body portion 50 may be bonded. Inside the watch body 46, a concave terminal 52 that fits with the terminal portion 16 is provided, and the terminal is provided before the sealing material 20 is sandwiched between the upper body portion 48 and the lower body portion 50. 52 and the terminal portion 16 are connected.

As described above, in the present invention, the band body 10
The electric board 14 is provided in a watertight manner, and the terminal portion 16 of the electric board 14 connects the band main body 10 and the timepiece main body 46 which are separate members from each other. This band body 10
The outer periphery of the terminal portion 16 that communicates between the watch body 46 and the watch body 46 is covered with the sealing material 20, and the sealing material 20 has water honey at a position where the sealing material 20 is attached to the band, and the sealing material 20 is connected to the watch body 46. Ensure that the mounting contact points are honeydew. Therefore, the band body 10 and the watch body 46
Even if water enters between them, the water does not reach the inside of the electric board 14, the terminal portion 16, or the watch body 46 mounted inside the band body 10 through the sealing material 20. As a result, even if the electric board 14 and the key 32 are provided in the band,
It does not affect operation or performance.

In the above embodiment, the switch 3
6 is provided on the bottom surface of a key top sheet 34 in which the keys 32 are integrally formed, and the key top sheet 34 provided with the switch 36 and the top sheet 42 are separate bodies. Instead of this, as shown in FIG. 4, the key 56 may be integrally formed on the top sheet 54, and the switch 36 may be provided on the bottom surface of the top sheet 54 corresponding to the position of the key 56. Thereby, the top sheet 34 can be omitted.

[0014]

As described above, according to the wrist watch having the operation mechanism in the band according to the present invention, since the operation button is provided in the band, the number of keys as the operation buttons can be set arbitrarily. This allows the wristwatch to have many functions. In addition, the wristwatch body does not need to be provided with operation buttons, and the aesthetic appearance of the wristwatch is not impaired. Further, it is not necessary to provide an operation button projecting from a plurality of positions of the watch body to the outside, and a terminal for connecting to the terminal portion of the electric board may be provided at one place facing the band, and the structure of the wristwatch body is simple. Therefore, the manufacturing cost of the wristwatch main body can be significantly reduced. In addition, by eliminating the operation button on the wristwatch body, the problem that the edge of the sleeve of the shirt is worn away by the operation button is eliminated.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a wrist watch having an operation mechanism on a band according to the present invention.

FIG. 2 is a cross-sectional view of a main part of a wristwatch provided with an operating mechanism on a band according to the present invention.

FIG. 3 is a perspective view of a wristband having an operating mechanism on the band according to the present invention, on the band side.

FIG. 4 is a cross-sectional view of another embodiment of the top sheet used in the present invention.

[Explanation of symbols]

 10 band body 14 electric board 16 terminal part 20 sealing material 22 adhesive 32 key 32 key top sheet 40 adhesive 42 top sheet 44 hole 46 watch body 52 terminal

Claims (3)

[Claims] 1. A wristwatch comprising a band and a watch main body, wherein the band is provided with a plurality of operation buttons, and an electronic board for operating a timepiece which operates in response to each operation button is provided inside the band in a watertight manner. The terminal portion of the electric board is pulled out to the outside of the band, the outer periphery of the terminal portion from the inner position of the band to the middle position to the tip is covered with a sealing material, and the outer periphery of the sealing material is covered with the band to form the sealing material. The water is prevented from entering the electric board and the terminal portion inside the band from the contact portion with the band, the terminal is provided inside the watch body, and the terminal and the terminal part are connected to each other by the watch body. A band is characterized in that the outer periphery of the sealing material is sandwiched in a watertight manner and water is prevented from entering the inside of the watch body from the location where the sealing material is sandwiched. A wristwatch with a structure. 2. The band comprises a band body made of a soft material and a top sheet made of a soft material having a hole for inserting the operation button, and the electric board and the sheet between the band body and the top sheet. A key top sheet having operation buttons and the sealing material are sandwiched, and the band body and the top sheet are adhered to each other with a heat-welding adhesive to prevent water from entering the electric board from the adhering portion. The wristwatch according to claim 1, wherein the wristband is provided with an operating mechanism. 3. The band comprises a band body made of a soft material and a top sheet made of a soft material provided with the operation buttons, and the electric board and the sealing material are sandwiched between the band body and the top sheet, 2. An operating mechanism for a band according to claim 1, wherein the band main body and the top sheet are adhered to each other with a heat-sealing adhesive to prevent water from entering the electric board from the adhering portion. A equipped watch.