JPH10239457A - Switch button for watch body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the structure of a switch button in which the penetration of moisture or duct into a watch body can be prevented even when a switch button is slid, and the clock body can be miniaturized. SOLUTION: In a switch button 65 for watch body which is slid within a through-hole 69 provided on a frame body 1, the switch button 65 has a substantially S-shape in a side view, and when the switch button 65 is slid to the right, the plate part 67 of the switch button blocks the through-hole 69 to prevent the penetration of moisture or dust into a watch body. When the switch button 65 is reversely slid to the left, the protruding part 66 of the switch button blocks the through-hole 69 to prevent the penetration of moisture or dust into the watch body. Further, since the sliding space T2 can be set small, the watch body can be miniaturized.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a switch button to be mounted on a dust cover of a movement of a watch body or an outer frame of the watch body.

[0002]

2. Description of the Related Art In today's wall clocks, table clocks, and alarm clocks, various switches such as a snooze switch using a push button switch, an alarm set switch using a slide switch, and a volume switch for volume control are provided on a clock body. Some are provided.

[0003] The push-button type snooze switch is usually provided on the upper part of the watch body, but the slide switch and the like are often provided on the side and the back side of the watch body. Some are provided. As shown in FIGS. 2A to 2D and FIG. 3, the slide switch is provided with a groove-shaped through hole 69 in a right side plate, a left side plate, a back cover, or the like of an exterior frame of the watch body. Through hole 69
And a space formed on one side of the through-hole 69 when the protrusion 66 moves inside the through-hole 69 when the inside of the through-hole 69 is moved. In many cases, the switch button 65 having the plate-shaped portion 67 that covers the inside of the exterior frame is covered with the knob 63 of the switch body 61, and the moving direction of the switch button 65 is generally horizontal when the timepiece is used. Or it is vertical. Note that even when the switch button 65 slides, the through hole 6
The plate-shaped portion 67 is set large so that moisture, dust, and the like do not enter the inside 9.

When the slide switch 60 is provided on the front of the timepiece, the switch button 65 may be moved in an oblique direction. Further, the knob 63 of the switch body 61 is directly inserted into the through hole 69 without using the switch button 65.
To make the knob 63 slide inside the through hole 69.

[0005]

In the above conventional slide button, the plate portion is set large so that there is no gap between the through hole and the plate portion even when the switch button slides inside the through hole. You. If the plate-shaped part is small, a gap may be created between the through-hole and the plate-shaped part due to the slide of the switch button, and moisture or dust may enter through the gap to obstruct the electronic components inside the watch body. there were. When the plate-shaped portion is set large, moisture and dust do not enter the inside of the watch body, but there is a disadvantage that the watch body becomes large because the plate-shaped portion is large.

Accordingly, the present invention has been made in view of such a conventional problem, and prevents moisture and dust from entering the timepiece body even when the switch button is slid.
An object of the present invention is to provide a structure of a switch button capable of reducing the size of a clock body.

[0007]

In order to achieve the above object, a frame is provided with a through hole, and a switch button of a timepiece sliding in the through hole, wherein the switch button is slidable. A projecting portion having substantially the same size as the through-hole, a connecting portion having one end connected to the end of the projecting portion, protruding inward of the watch body, and sliding in the through-hole; A plate-like portion having the other end connected to the end and having a size capable of closing the through hole, wherein the switch button has a substantially S-shape when viewed from the side.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to FIGS. 1 (a) to 1 (d). 1A and 1B show the structure of a switch button according to the present invention. FIG. 1A is a plan view when the switch button is slid leftward in the figure, and FIG. 1B is a cross-sectional view when the switch button is slid leftward in the figure. (C) is a plan view when the switch button is slid rightward in the figure, and (d) is a cross-sectional view when the switch button is slid rightward in the figure. Components common to the components shown in the conventional example are denoted by the same reference numerals.

As shown in FIG. 1, a recess 2 is formed at a place where a switch button 65 described later of the frame 1 is to be mounted, and the bottom of the recess 2 has a rectangular shape occupying substantially half the bottom area. A bottom plate 2a and a square through hole 69
It is composed of

The switch button 65 has a projecting portion 66 projecting from the through hole 69 for a person to perform a sliding operation, and a connecting portion 68 having one end connected to an end of the rear surface of the projecting portion 66.
And a plate-shaped portion 67 whose end on the surface is connected to the other end of the connecting portion 68. The surface of the protruding portion 66 has an uneven shape so that the sliding operation is easy, and the end 63 on the opposite side where the continuous portion 68 is provided has an inclined surface 6.
3 are provided. The rear surface of the protrusion 66 is set to be substantially the same size as the through hole 69. As shown in FIGS. 1B and 1D, the side surface of the switch button 65 is substantially S-shaped when viewed from the side. On the back surface of the plate-shaped portion 67, a recess 7 fitted with the knob 63 of the conventional slide switch 60 is provided.
0 is formed. The width of the protrusion 66 is formed slightly smaller than the width of the through hole 69, and the protrusion 66 can be penetrated from the back side of the frame 1. Note that the plate-shaped portion 67 is set slightly larger than the size of the through hole 69 so that the through hole 69 can be closed.

Next, an assembling method and operation of the switch button 65 will be described. First, the slide switch 60 shown in the related art is fixed inside the watch body, and the knob 63 of the slide switch 60 is set to the plate-shaped portion 6.
7 fits into a recess 70 provided on the back surface. Also, the switch button 65 is set at the position shown in FIG. 1B by operating the protrusion 66, and in this state, the frame 1 passes through the protrusion 66 from the through hole 69 of the frame 1. Then, assembly is performed. At this time, since the projecting portion 66 is provided with the inclined surface 63, the assembling becomes easy even if the through hole 69 and the rear surface of the projecting portion 66 are set to substantially the same size.

The slide switch 60 is fixed inside the watch body, and the knob 63 of the slide switch is
Since the slide switch 60 is engaged with the slide switch 60, the slide switch 60 is turned on and off by sliding the protrusion 66 of the switch button 65. When the switch button 65 is slid left and right as shown in FIGS. 1B and 1D, the connecting portion 68 of the switch button 65 is locked at both ends of the through hole 69. The installation portion 68 can be moved only within the through hole 69, and the slide switch can be turned on and off satisfactorily.

As in the present invention, the switch button 65 is substantially S-shaped when viewed from the side, and the switch button 65 is shown in FIG.
When the slider is slid to the left as shown in (b), the protrusion 66 closes the through hole 69, so that moisture or dust does not enter the watch body. Conversely, when the slide is made to the right as shown in FIG. 1 (d), the plate-shaped portion 67 closes the through hole 69 to prevent moisture and dust from entering the watch body.

The size (M2 in the figure) and the amount of slide (L2 in the figure) of the switch button 65 of the present invention shown in FIG.
The size of the conventional switch button (M1 in the figure) and the amount of sliding (L2 in the figure) of the conventional switch button shown in FIG.
Comparing 1), T2 is smaller, that is, the device can be downsized.

In the present embodiment, the knob of the slide switch is fitted into the recess 70 provided on the back surface of the plate portion 67. However, the knob may be used as a stop switch provided on a dust cover of a timepiece movement, for example. Is possible. In this case, a rotor (not shown) is arranged near the end 64 of the plate-shaped portion 67 opposite to the side of the continuous portion 68, and the rotor and the end 64 of the plate-shaped portion 67 are moved by sliding of the protruding portion 66. Engagement and disengagement can be repeated. In this case, the slide switch 61 and the recess 70 provided in the plate-like portion are not required.

The frame in the present invention includes not only the exterior frame but also the timepiece movement. Although the concave portion 2 is not always necessary, the provision of the concave portion 2 improves the design without the protrusion 66 protruding and retracting from the frame 1, and furthermore, the damage of the continuous portion 68 can be prevented as much as possible. The plate-shaped portion 67 does not have to have a flat plate shape as shown in the drawing, and may have, for example, a slight curvature or some unevenness. Further, in the present embodiment, the switch button 65 is slid left and right, but
Depending on the position where the through-hole 69 is installed, the slide hole may be slid up and down or in an oblique direction.

[0017]

As described above, according to the present invention, the frame body is provided with a through-hole, and the switch button of the watch body is slidable in the through-hole. A projecting portion having an equal size, a connecting portion protruding inward from the end of the protruding portion and sliding in the through hole, and the other end of the connecting portion being connected to the end; And a plate-like part large enough to close the through-hole, and the switch button is characterized by having a substantially S-shaped side view, so that even if the switch button is slid, moisture remains inside the watch body. It is possible to provide a switch button structure capable of preventing the entry of dust, dust, and the like and allowing the watch body to be downsized.

[Brief description of the drawings]

FIG. 1 shows the structure of a switch button according to the present invention;
(A) is a top view when a switch button is slid leftward in the figure. (B) is a sectional view when the switch button is slid leftward in the figure. (C) is a plan view when the switch button is slid rightward in the figure. (D) is a sectional view when the switch button is slid rightward in the figure.

FIG. 2 shows the structure of a conventional switch button;
(A) is a top view when a switch button is slid leftward in the figure. (B) is a sectional view when the switch button is slid leftward in the figure. (C) is a plan view when the switch button is slid rightward in the figure. (D) is a sectional view when the switch button is slid rightward in the figure.

FIG. 3 is a perspective view showing the structure of a conventional slide button.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 frame 2 recess 60 slide switch 61 switch body 63 knob 65 switch button 63 inclined surface 64 end 66 protrusion 67 plate-like portion 70 recess 69 through hole

Claims (1)

[Claims] 1. A switch button of a watch body provided with a through hole in a frame body and slid in the through hole, wherein the switch button is slidable and has a protrusion having a size substantially equal to the through hole. A connecting portion that is connected at one end from the end of the protruding portion and protrudes inward of the watch body and slides in the through-hole; and the other end of the connecting portion is connected to the end portion and is connected to the through-hole. And a plate-like portion having a size capable of closing the switch button, wherein the switch button has a substantially S-shaped side view when viewed from the side.