JP3034476U - Four-way clock selector switch - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] To provide a changeover switch for promptly executing a changeover of a display function associated with a direction change of a four-way clock. SOLUTION: Two limit frames arranged so as to present 90 degrees to each other are provided, and two accommodating zones and two temporary storage zones are respectively provided on the inner edges of the two limit frames, and the same limit zones are provided. The accommodation area and the temporary storage area in the position frame are arranged so as to intersect at 90 degrees, and each is directed to one direction of the four-direction clock,
In each of the two limiting frames, rotatable steel balls are respectively placed, and two sets of terminals are provided such that the contact ends of the terminals are in the accommodation area, and when the steel balls are placed in the accommodation area, Energize the contact end of the corresponding terminal and connect it to the control circuit board in the watch by the connecting end of the terminal.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a switch for a four-way watch, and more particularly to a switch for automatically switching the function executed by the four-way watch to a function corresponding to a designated direction when the direction of the four-way watch is changed.

[0002]

[Prior art]

 A four-way watch is a watch in which four faces around a square watch are left as abandonment parts.The four faces of the open part have a kind of function respectively, and the watch has an optional face as an abandonment part. When placed on a table or other flat surface, the watch performs the function represented by the standing part. For example, when the 1st side represents the local time, the 2nd side represents the specified alarm time, the 3rd side represents the time of the capital of a country, the 4th side represents the date, and the clock is the 1st. The display face plate of the watch shows the local time when it is left on the face, and the display face plate of the watch shows the set alarm time when the left face is changed to the second face. For the third and fourth faces, Is also like this.

The basic structure of the four-way watch is as shown in FIG. 1, and includes a front cover 1 having a rectangular frame shape, a rear cover 2 having the same outer shape as the front cover 1, a changeover switch 3, and a control circuit board 4. It is provided with a face plate 5. Among them, the changeover switch 3 and the control circuit board 4 are placed in an internal space formed by the front lid 1 and the rear lid 2 being combined and fixed so as to face each other, and the display face plate 5 is placed at the front end of the front lid 1. It is fitted on the surface to form a single watch. When the user places the watch on the table with one of the four surrounding surfaces, the change-over switch 3 automatically energizes the terminals corresponding to the functions of the contact surface with the table. , A signal corresponding to the control circuit board 4 is output and displayed on the display face plate 5.

The above-described change-over switch 3 is implemented in a manner as shown in FIG. 2 in a known technique. As can be seen from FIG. 2, it has a hollow rectangular lid 31 installed at 45 degrees with the rectangular outer frame of the timepiece, a cross limiting frame 32 provided in the lid 31, and freely. It has a rotating steel ball 33 and four pairs of terminals provided at the four corners of the lid 31, one end of which extends into the four recesses 321 of the cross limiting frame 32 and the other ends respectively. It is joined to the circuit of the control circuit board 4. As a result, the steel ball 33 automatically rolls due to the turning of the timepiece and falls into the corresponding recess 321 in the cross limiting frame 32, whereby the pair of terminals 34 in the recess 321 is moved to the steel ball 33. As a conductor, the automatic switching of the four-direction function of the watch is completed.

The above-mentioned known changeover switch has one protrusion angle 322 between the adjacent recesses 321 of the cross limiting frame 32, and when the recess 321 moves downward, the protrusion 322 has an upper wall surface. Is horizontal and the turning speed of the watch is slow, there is a possibility that the steel ball 33 cannot fall into the lower recess 321.

[0006]

[Problems to be solved by the device]

 The present invention improves the structure of the above-mentioned changeover switch to eliminate the possibility that the steel ball cannot fall into a desired position, that is, when the direction of the four-way clock is changed, the steel ball is surely secured. It is an object of the invention to provide a kind of four-way clock changeover switch that is depressed to a desired position and causes the corresponding terminals to pass electricity.

[0007]

[Means for Solving the Problems]

 According to the invention of claim 1, the two storage areas 101, 102, 201, 202 and the temporary storage areas 103, 104, 203, 204 are provided on the inner edges of the two limiting frames 10, 20 which are located at 90 degrees to each other. Are provided to form a space surrounded by four sides, and the accommodation area and the temporary storage area in the same limit frame 10 and 20 are provided at positions intersecting with each other at 90 degrees. Orient it so that when one containment area of the limit frame is located vertically, the other containment area of the limit frame is located on the left and right, and a set of terminals is provided in each containment area. , The contact end of the terminal is located in the accommodating area, the connecting end of the terminal is extended to the outside of the limit frame and connected to the control circuit board, and the inside of each limit frame is inside the limit frame. Switching switch for a four-way watch with a steel ball 40 And when the steel ball 40 in one of the limit frames falls into the lower accommodation area by changing the direction of the four-direction clock, the contact ends of the terminals in the accommodation area are conducted, The steel ball 40 in the other limit frame falls into the temporary storage area below and causes the four-way clock to execute the function of the circuit in which the terminal conducts. It is a switch for a four-way clock, which is characterized by completing automatic switching.

According to a second aspect of the present invention, there is provided a switch for a four-way watch according to the first aspect, in which one cover plate is further provided on the front surface of the limiting frame and one back plate is provided at the rear. The opposite faces of the inner edges of the cover plate and the backing plate are four-way watch switching switches, characterized in that they have central portions projecting from each other and both sides have slightly concave arcs in the direction of the two accommodation areas. .

[0009]

[Embodiment of the invention]

 The present invention relates to a switch for a four-way clock, and more particularly to a switch used for automatically switching to a function of a designated direction when the direction of the four-way clock is changed. The present invention comprises two limit frames arranged so as to form 90 degrees with each other, and two accommodation areas and two temporary storage areas are provided on the inner edges of the two limit frames, respectively, and the same limitation area is provided. The accommodation area and the temporary preservation area in the position frame are arranged so as to intersect at 90 degrees, and each is directed to one direction of the four-way clock, that is, one accommodation area in one position frame faces downward. At that time, there is another containment area above it, and two temporary storage areas on each side. At this time, the limit frame arranged to form another 90-degree angle is Contrary to the position frame, temporary storage areas will be located above and below, and accommodation areas will be located on the left and right. One more freely rolling steel ball is placed in the above two limiting frames, two sets of terminals are provided so that the contact ends of the terminals are in the accommodation area, and the steel balls are placed in the accommodation area. When broken, the contact end of the corresponding terminal is energized, and the connecting end of the terminal connects to the control circuit board in the watch.

The change-over switch of the four-way watch of the present invention described above is implemented by the method shown in FIGS.

[0011]

【Example】

 As shown in FIG. 3, the change-over switch of the four-direction timepiece of the present invention comprises two limit frames 10 and 20 arranged to present 90 degrees to each other, and the inner edges of the two limit frames 10 and 20. Are respectively provided with two storage areas 101, 102, 201, 202 and two temporary storage areas 103, 104, 203, 204, and the temporary storage with the storage areas 101, 102 within the same limit frame 10 Wards 103 and 104 are arranged so as to intersect at 90 degrees, and each is directed to one direction of the four-direction clock. That is, when one accommodation area 101 in one limit frame 10 is turned downward, another accommodation area 102 is located above it and two temporary storage areas 103 and 104 are provided on both sides. Another limit frame 20 arranged to form an angle of 90 degrees with the limit frame 10 is contrary to the limit frame 10 described above, and the temporary preservation areas 203 and 204 are located above and below the accommodation area. 201 and 202 are located on the left and right sides.

Two sets of terminals 30 and one steel ball 40 are installed in the two limiting frames 10 and 20, respectively, and each set of terminals 30 is connected to the contact end 301. The contact end 301 has an end 302, and the contact end 301 is provided in each of the accommodating compartments 101, 102, 201, 202, and the connecting end 302 extends outward from the accommodating compartment and connects to a control circuit board in the timepiece. . The steel balls 40 are rotatable in the two limit frames 10 and 20, respectively, and when the steel balls 40 are rotated and fall into any one of the accommodating compartments 101, 102, 201 and 202, the terminals 30 in the accommodating compartments are provided. The contact end 301 is contacted to bring the contact end 301 into conduction.

As shown in FIG. 4, when the four-direction watch is placed in one of the directions due to the above structure, the accommodation area 101 of one limit frame 10 (A in FIG. 4) therein. , 102 are in the upper and lower directions, respectively, and the temporary storage areas 103, 104 are in the left and right directions. When the steel balls 40 in the limit frame 10 fall into the downward accommodation area 101 due to gravity. The contact end 301 of the terminal 30 located in the accommodating area 101 is made conductive, and the connecting end 302 causes the control circuit board to execute a function facing the direction. At this time, the other limiting frame 20 is arranged so as to have a position of 90 degrees with the above-mentioned limiting frame 10, and therefore, the downward position is the temporary storage area 203, and the left and right sides are located. The steel balls 40 in the limit frames 20 remain in the temporary storage area 203 due to the action of gravity and do not activate the function of the timepiece.

When the four-direction watch is rotated 90 degrees from the above-mentioned direction (A in FIG. 4) and placed in another direction, as shown in FIG. The storage areas 101 and 102 that were in the upper and lower directions are converted to the left and right directions, and the temporary storage areas 103 and 104 that were in the left and right directions are converted to the upper and lower directions. The steel ball 40 falls on the temporary storage area 103 facing downward and does not function as a clock. At this time, in the other limit frame 20, the temporary preservation areas 203 and 204, which were previously located in the upper and lower directions, are converted to the left and right directions, and the accommodation areas 201 and 202 that were previously in the left and right directions. The steel balls 40 in the limit frame 20 automatically roll down into the accommodation area 201, and the contact ends 301 of the terminals 30 in the accommodation area 201 are electrically connected to each other. To execute the function corresponding to the direction after being converted into the control circuit board through the connecting end 302.

Further, as shown in FIG. 3, when the present invention is implemented, in order to prevent the terminals 30 and the steel balls 40 from coming off, outer covers 50 are provided on the front sides of the limiting frames 10 and 20, respectively. In addition to preventing the ball 40 from falling off from the front side of the limit frames 10 and 20, a backing plate 60 is provided on the rear side of the limit frames 10 and 20, respectively, and the steel ball 40 is placed inside the limit frames 10 and 20. Restrict to be in. The outer cover 50 and the backing plate 60 described above are provided so as to face the front and the rear of the timepiece, that is, in two directions other than the four directions of the timepiece, so that the front or the back of the timepiece is placed on a table or other plane. When the present invention is carried out, the outer balls 50 and the inner end surfaces of the backing plate 60 located at the front and the rear of the timepiece are not contacted with any of the terminals 30 when it is left as the surface to be left. Each of them has an arc degree, and the arc degree is extended between the accommodating areas 101, 102, 201, 202, respectively, and an intermediate portion thereof is slightly projected. Thus, when the watch is left in the front or rear direction, the direction of gravity of the steel ball 40 is on the outer lid 50 or the stop plate 60, and due to its arc degree, the steel ball 40 automatically moves. Then, it rolls into the accommodation area 101 or 102, 201 or 202 of the limiting frames 10 and 20, contacts the two sets of terminals 30 therein, and the terminal 30 that comes into contact with the steel ball 40 earlier becomes conductive, and the watch is connected to the terminal. Perform the function of contacting 30.

[0016]

[Effect of the invention]

 The change-over switch of the four-direction watch of the present invention allows at least one set of terminals 30 to be conducted by the steel balls 40 in any direction, and when the direction is changed, the function of the timepiece is rapidly changed. It is possible to improve the drawbacks of the known technology.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a known four-way watch.

FIG. 2 is a cross-sectional structure display diagram of a change-over switch of a known four-way clock.

FIG. 3 is an exploded perspective view of the present invention.

FIG. 4 is a view showing the operation of the present invention when changing positions.

[Explanation of symbols]

10, 20 ... Limiting frames 101, 102, 201, 2
02 ... accommodation area 103, 104, 203, 204 ... temporary storage area 3
0 ... Terminal 40 ... Steel ball 301 ... Contact end 30
2 ... Connecting end 50 ... Outer lid 60 ... Paddle plate

Claims (2)

[Utility model registration claims] 1. The two accommodation areas 101, 10 are provided at the inner edges of the two limiting frames 10, 20 which are located at 90 degrees to each other.
2, 201, 202 and temporary storage areas 103, 104, 20
3 and 204 are respectively provided to form a space surrounded by four sides, and the accommodation area and the temporary storage area in the same limit frame 10 and 20 are provided at positions intersecting with each other at 90 degrees, and each of them has a four-direction clock. Orient it in one direction so that when the containment area of one of the limit frames is located vertically, the containment area of the other limit frame is located at the left and right, and one set of terminals is provided for each containment area. Is provided, the contact end of the terminal is located in the accommodation area, the connecting end of the terminal is extended outside the limiting frame and connected to the control circuit board, and the limiting end is placed in each limiting frame. A changeover switch of a four-direction watch provided with a steel ball 40 that freely rolls in a frame, in which one steel ball 40 in the limit frame is located below by a change in direction of the four-direction watch. When contacting the terminal, make the contact end of the terminal in the accommodation area conductive and The steel ball 40 in the frame is allowed to enter the temporary storage area below, and the automatic switching of the functions of the four-direction clock is completed by causing the four-direction clock to execute the function of the circuit in which the terminals conduct. Switch for four-way clock. 2. The switch for a four-way watch according to claim 1, wherein one cover plate is further provided on the front surface of the limit frame, and one cover plate is provided behind the limit frame. A switch for a four-way clock, characterized in that the opposite sides of the inner edge of the plate each have a central protrusion and both sides have a slightly concave arc in the direction of the two accommodation areas.