JPH10206562A - World timepiece - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a world timepiece enabling using as an alarm clock by making the timepiece part freely detachable. SOLUTION: A clock body 3 capable of being used independently is engaged with a disk shape world timepiece plate 4 indicating by 24 hours to a hand train part 6, a transparent dial 5 indicating by 12 hour is put on the top to face to a hand series 6b and a time difference correction plate 8 and an energizing means 9 are provided. In a through hole 1e in a support plate 1d provided in the upper opening of a cylindrical shape globe plate body 1 indicating a world map around it and in guide grooves 1a and 1b, a post 3g projected on the clock body 3 and the heads of fixing screws 3a and 3b are inserted to mount the timepiece body 3 on the globe plate body 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a world clock in which an alarm clock or the like is provided with a function of displaying current time in various parts of the world.

[0002]

2. Description of the Related Art A configuration example shown in FIG. 3 is known as a conventional mechanical world clock. (Publication Hei 8-27837
In FIG. 3, a cylindrical earth plate main body 11 displaying a world map on the outer peripheral surface is provided with operation knobs 12a, 12b, 12c and a battery 12d for setting a pointer / alarm, correcting a time difference, etc. Is fixed upright on the upper part of the table 12
A clock mechanism 16 is mounted in the opening of the earth plate main body 11, and is mechanically and electrically connected to operation knobs and the like provided on the table 12. A 24-hour time scale world time is displayed on the outer peripheral surface of the outer ring at the upper part of the clock mechanism 16, and the disk-shaped world time plate 14 having substantially the same diameter as the earth plate main body 11 is engaged and clockwise. Rotate. Furthermore, a transparent dial 15 covering the world time plate 14 and displaying a 12-hour clock graduation on the upper inner surface is mounted on the earth plate main body 11.

With the above configuration, the dial 15
The local time can be known by associating the time clock scale with the hands of the hands of the clock mechanism unit 16 and visually observing from above, and the world time plate 1 by observing from the side.
4, the time of major cities and the like in each region of the world displayed on the earth plate main body 11 at the position corresponding to the 24-hour time scale can be known.

[0004]

However, the world clock having the above-described configuration has a large cylindrical earth plate main body, so that it is easy to see and can know the time in various parts of the world, but is inconvenient to carry. However, there was a problem that it could not be used easily as a general alarm clock. In addition, there is a face that it is difficult to operate because adjustment knobs for time difference correction and the like are provided at the bottom of the earth plate body.

In order to solve the problems of the above-described conventional technology, the present invention accommodates an operation portion such as a time difference adjusting knob, a battery, and the like in a timepiece mechanism, as well as a world time plate and a character. The watch body is integrated into a compact body, including the board, and integrated into the body of the watch, which is detachably mounted on the opening of the body of the earth plate.This simplifies the operation of the knobs and separates the watch body as needed. The purpose of the present invention is to provide an extremely useful world clock that can be carried and used as a general alarm clock.

[0006]

Means for Solving the Problems In order to achieve the above object, a world clock according to the present invention is erected on a table and fixed to an upper portion of a cylindrical earth plate main body having a world map displayed on an outer peripheral surface. Is provided with position determination means. The timepiece body is provided with a position determining means for the earth plate body and a position setting means which can be freely disengaged.
The time difference correcting means is normally disengaged from the correcting gear of the world time plate incorporated in the timepiece body by the urging means, and is pressed and engaged at the time of correction to rotate the world time plate. Then, the position setting means of the timepiece body is engaged with the position determining means of the earth plate body, the timepiece body is mounted on the earth plate body, and the time difference is corrected by the time difference correcting means.

Since the world clock according to the present invention is configured as described above, it is possible to know the local time from above and the time of each region in the world displayed on the earth plate body corresponding to the world time plate from the side. In addition to having a function as a world clock, it can be used as a single alarm clock if the clock body is separated from the earth plate body. In addition, the operation of the adjustment knob such as time difference correction is simple, and if the timepiece body is mounted on the earth plate body, the relative position between the two is automatically determined, and no re-adjustment is required.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. 1A and 1B are views showing an embodiment of a world timepiece according to the present invention, wherein FIG. 1A is a sectional side view of a main part thereof, and FIG. 1B is a sectional view taken along line AA (BB, CC, C-B). D
-D). FIG. 2 is a perspective view when the timepiece main body is separated and used as a single alarm clock. Reference numeral 1 denotes a main body of the earth plate, which is displayed on the outer peripheral surface of the cylindrical shape in the same manner as a general world map by printing or pasting, and is parallel to 24 cylindrical axes representing an hourly time difference. The time difference line 1f is displayed. The lower end is erected and fixed to the upper surface concave portion of the base 2 by bonding. Also,
As a position determining means, a pair of guide grooves 1a and 1b facing the outer periphery of the upper opening is formed.
A pair of bearing plates 1c and 1d are fixed to the inner circumference in a direction at 90 ° to the directions of a and 1b, and only one bearing plate 1d has a through hole 1e.
Is provided.

Reference numeral 3 denotes a timepiece body, and a timepiece mechanism 6
, A world time plate 4 and a dial 5.
The clock mechanism 6 is configured so that when the clock main body 3 is mounted on the earth plate main body 1, the base plate 6c is positioned so that the pointer shaft 6a is located at the center.
A clock mechanism is disposed on the lower cover 3d to expose only the pointer / alarm setting knob 6g and the alarm stop knob 6h which require manual operation.
The mounting position of h is covered with the battery cover 3e and is protected from the external environment. Further, as a position setting means, the base plate 6
A pair of projections 6d and 6e having screw holes are provided at positions opposing the outer peripheral edge of the base plate 6c, and furthermore, a predetermined surface of the lower surface of the base plate 6c in a direction making an angle of 90 ° with the direction of the screw holes of the projections 6d and 6e. A post 3g is protruded at the position.

The world time plate 4 is a disk having an outer ring having substantially the same diameter as the earth plate main body 1, and is rotatably supported by the pointer shaft 6 a so as to face the upper opening of the earth plate main body 1. I have. A 24-hour time scale 4a is displayed on the outer peripheral surface of the outer ring (see FIG. 2), and a time gear 4c provided on the bottom outer surface engages with the gear train of the clock mechanism 6 to rotate clockwise. I do.

The dial 5 is a transparent shallow circular cup body, which covers the world time plate 4, is crowned by the clock mechanism unit 6, and has a 12-hour clock scale 5 a displayed on the upper inner surface and a pointer row 6 b. Corresponding. The through holes of the pair of legs 5b, 5c protruding from the lower edge correspond to the screw holes of the projections 6d, 6e as position setting means provided on the outer peripheral edge of the timepiece mechanism 6. Are fastened with the mounting screws 3a and 3b, respectively.

Reference numeral 7 denotes a time difference correcting means, which comprises a time difference correcting plate 8 and a biasing means 9 and is built in a timepiece mechanism 6 which forms a main part of the timepiece body 3.
The time difference correction plate 8 has a drive gear 8a, a disc-shaped time difference correction knob 8b, and a sliding wheel 8c fixed to the same center, and is formed by punching a guide hole formed in a base plate 6c of the timepiece mechanism 6. 6f is slidably and rotatably inserted. And
In a normal state, it is attached to the base plate 6c by caulking or the like,
The elastic force of the urging means 9 formed of a leaf spring or the like is applied to the sliding wheel 8c.
Is moved to the outer end of the guide hole 6f, and the drive gear 8a is held at a position separated from the correction gear 4b of the world time plate 4. When the time difference is to be corrected, first, the outer peripheral surface of the time difference adjusting knob 8b is pressed with a finger, and the time difference correcting plate 8 is pressed.
Is moved in the central direction until the drive gear 8a engages with the correction gear 4b of the world time plate 4 to the position shown by the chain line in the direction of the arrow BB in FIG. 1 (b), and the time difference correction knob 8b is rotated as it is. The 24-hour time scale 4a of the world time plate 4 is moved and corrected to a desired position.

In order to mount the main body 3 on the earth plate main body 1, position setting means provided in the clock mechanism 6 of the main body 3 and position determination means provided in the upper opening of the earth plate main body 1 are engaged. This is achieved by combining them. That is, first, the post 3g protruding from the base plate 6c of the timepiece mechanism 6 (see FIG. 2).
To one of the backing plates 1 provided in the upper opening of the earth plate body 1
d into the through hole 1e. In this case, since there is no through-hole in the other supporting plate 1c provided oppositely, it is possible to prevent the post 3g from being erroneously inserted into the opposite side. Next, mounting screws 3a, 3a, which are fastened to screw holes of a pair of protrusions 6d, 6e provided on the outer peripheral edge of the base plate 6c.
The head of 3b is fitted into a pair of guide grooves 1a, 1b provided in the upper opening of the earth plate main body 1. Thus, the watch body 3
Is mounted on the earth plate main body 1 to determine a predetermined normal position of the clock main body 3 with respect to the earth plate main body 1, and the outer peripheral edge of the base plate 6c carrying the clock main body 3 It is supported stably.

To separate the watch main body 3 from the earth plate main body 1, it is sufficient to simply lift the watch main body 3 by hand. When the watch body 3 is used alone, the battery cover 3
Since e is provided with the legs 3f, the watch body 3 can be given an appropriate inclination angle (see FIG. 2). The pointers and alarm-related knobs 6g and 6h are normally operated in this single state.

[0015]

As described above, according to the present invention, the following effects can be obtained. At the opening of the cylindrical earth plate body displaying the world map, the world time plate displaying the 24-hour time scale is rotated facing the earth plate body,
A 12-hour clock is placed above the clock, and a clock body equipped with a time difference correction means that can be detached only by finger operation from the outside when the time difference is corrected can be detachably mounted. In addition to being able to demonstrate its functions, the watch body can be separated and used as a general alarm clock that is convenient to carry, so the usage can be significantly increased.

In addition, the attachment / detachment of the watch body is extremely easy, and the time difference correction and other adjustment operations as a world clock can be easily performed. Can handle.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view (BB, CC, CC) of an essential part showing a preferred embodiment of a world timepiece according to the present invention.
DD (including arrow D).

FIG. 2 is an external perspective view of the timepiece body of the world timepiece according to the present invention when used alone.

FIG. 3 is an external perspective view including a cross section of a main part of a conventional world clock.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Earth plate main body 2 units 3 Clock main body 4 World time plate 5 Dial 6 Clock mechanism 7 Time difference correction means 8 Time difference correction plate 9 Energizing means

Claims (1)

[Claims] 1. A cylindrical earth plate main body having a world map displayed on an outer peripheral surface thereof fixed on a table and having a position determining means in an upper opening portion, and a position determining means for the earth plate main body which is detachable from the main body. A clock main body having a position setting means, and a time difference correcting means which is separated from the correction gear of the world time plate of the clock main body and is normally pressed by a biasing means to be pressed and engaged at the time of correction, and the position of the earth plate main body is determined. A world clock wherein the timepiece is mounted on the earth plate body by engaging the position setting means of the timepiece body with the means, and the time difference is corrected by the time difference correcting means. A world clock characterized by being able to be separated and used as a single alarm clock.