CN205594942U - Clock and watch for education that possess removable part - Google Patents
Clock and watch for education that possess removable part Download PDFInfo
- Publication number
- CN205594942U CN205594942U CN201490000741.3U CN201490000741U CN205594942U CN 205594942 U CN205594942 U CN 205594942U CN 201490000741 U CN201490000741 U CN 201490000741U CN 205594942 U CN205594942 U CN 205594942U
- Authority
- CN
- China
- Prior art keywords
- clock
- angle
- teaching
- hour hands
- chassis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B19/00—Indicating the time by visual means
- G04B19/28—Adjustable guide marks or pointers for indicating determined points of time
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/12—Clock-reading
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- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Entrepreneurship & Innovation (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The utility model relates to a clock and watch for education that possess removable part, the utility model discloses a: the chassis, its angle display portion that possesses the time display portion that is used for the display time or be used for showing the angle, polygonal shape's bracket panel, it combines the top on chassis, and hour hands and minute hand, its along the upper surface of bracket panel and rotating for display time or angle, hour hands and minute hand constitute for following the top of bracket panel is changed. The utility model discloses in, possess multiple polygonal shape's bracket panel and polygonal shape board in with clock and watch in education, can be in education be with clock and watch the multiple polygonal shape of observation, the interior angle that calculates them perhaps carries out the comparison with the contained angle of hour hands and minute hand to can carry out more manifold education.
Description
Technical field
This utility model relates to Clock for teaching, more specifically, relates to the education being configured to change various parts
Use clock and watch.
Background technology
During education of middle and primary schools, carry out utilizing the various education of clock and watch, such as, practise being read by hour hands and minute hand
Take the process of the method for time, and then calculate the angle etc. between hour hands and minute hand.
Now, in the case of the angle between described calculating hour hands and minute hand, usage amount hornwork or use are at clock and watch
Itself possess the clock and watch of protractor for representing angle.Korean granted patent the 0194757th discloses so
Clock for teaching.
Recently so flexible Application clock and watch and the method that carries out educating diversely is implemented during education of middle and primary schools, as
The example of its educational method, it is proposed that will be in the specific time, the angle that hour hands and minute hand are constituted need not protractor and leads to
Cross the education content etc. that mathematical way calculates.
Further, user is needed to carry out education actively while directly operating Clock for teaching by multiple method
Clock for teaching with study.
Utility model content
Technical task
The purpose of this utility model is so that user changes the parts of Clock for teaching by multiple method and carries out
The study of various modes.
Problem solution
According to for reaching the feature of the present utility model of purpose described above, this utility model is a kind of to show the time
Clock for teaching, described Clock for teaching includes: chassis, and it possesses the time showing portion for showing the time or use
Angle display part in angles of display；Polygon-shaped bracket panel, it is combined in the top on described chassis and by transparent material
Matter is constituted；And hour hands and minute hand, they rotate respectively along the upper surface of described bracket panel, when being used for showing
Between or angle, described hour hands and minute hand are configured to be replaced from the top of described bracket panel.
Further, described Clock for teaching can also also include angle pin, and this angle pin is in order to measure described hour hands and minute hand
Angle and rotate along the upper surface on described chassis, described angle pin would indicate that each integral point time showing portion it
Between at a certain angle unit carry out dividing and assist to measure described hour hands and adjacent with described hour hands represent integral point time
Between the angle of display part.
Now, described angle pin possesses multiple unit portion, thus at a certain angle integral point each to described expression time
Between the angle in adjacent two time showing portion in display part divide, described bracket panel includes: central part, its
Corresponding with the center of rotation of described hour hands and minute hand；Outer part, it separates with described central part and constitutes outer ledge,
Thus form each limit of regular polygon；And connector portions, it is connected to described from described central part with radial extension
Outer part, two adjacent described connector portions and a described outer part between them form isosceles triangle
Shape.
On the other hand, described bracket panel is selectively incorporated with detachable attribute block, in described chassis, encloses
Outer peripheral face around described chassis possesses multiple joint portion at certain intervals, is selectively incorporated with referring on described joint portion
Pin (indicator).
Further, on described chassis or on the external surrounding frame that described chassis is combined, in the position corresponding with described joint portion
Place shows numeral successively, and multiple described pointers combine in the way of the most detachable and are layered in a described joint portion
On.
Additionally, upper surface on described chassis or the upper surface of display panel that is combined with described chassis illustrate scale form
Coordinate portion, described Clock for teaching also includes auxiliary needle, the center of rotation of this auxiliary needle and described hour hands and minute hand
Center of rotation is identical, and described auxiliary needle is replaceable and fixes with arbitrary angle.
Technique effect
According to this utility model as implied above, following effect can be expected.
In this utility model, can easily calculate the hour hands of clock and watch and minute hand as the student by class person by making
Angle, thus can also expect make use of the educational effect of clock and watch in addition to the function that clock and watch are original.
Especially, in this utility model, Clock for teaching does not show the angle between hour hands and minute hand itself, but
Guiding is used angle pin actively to calculate angle by class person, thus guides and carry out more high-level education.
Further, in this utility model, Clock for teaching possesses multiple polygon-shaped bracket panel and polygon-shaped
Plate, it is possible to observe various polygon-shaped in Clock for teaching, calculate they interior angle or with hour hands and the folder of minute hand
Angle compares, thus also has the effect that can carry out more various education.
Additionally, in this utility model, user can learn in conjunction with variously-shaped attribute block, it is possible to causes
The interest of user, additionally it is possible to improve the function of the decoration of Clock for teaching itself.
Further, in this utility model, it is possible to use pointer and implement the various study such as addition, subtraction, multiplication and
Least common multiple or the calculating of greatest common divisor and coordinate study, it is possible to according to the selection of user as various study works
Have and flexible Application.
Accompanying drawing explanation
Fig. 1 is the knot of the preferred embodiment illustrating the Clock for teaching possessing removable parts of the present utility model
The top view of structure.
Fig. 2 is the exploded perspective view of the structure illustrating the embodiment of the present utility model shown in Fig. 1.
Fig. 3 is the knot of the second embodiment illustrating the Clock for teaching possessing removable parts of the present utility model
The exploded perspective view of structure.
Fig. 4 is the knot of the 3rd embodiment illustrating the Clock for teaching possessing removable parts of the present utility model
The exploded perspective view of structure.
Fig. 5 is the knot of the 4th embodiment illustrating the Clock for teaching possessing removable parts of the present utility model
The exploded perspective view of structure.
Fig. 6 is the knot of the 5th embodiment illustrating the Clock for teaching possessing removable parts of the present utility model
The top view of structure.
Fig. 7 (a) to Fig. 7 (f) is to illustrate to constitute the hour hands of embodiment of the present utility model, minute hand or angle
The top view of the illustration of pin.
Fig. 8 (a) to Fig. 8 (c) is the different of the bracket panel that show respectively and constitute embodiment of the present utility model
The top view of the structure of embodiment.
Fig. 9 (a) to Fig. 9 (f) is the different of the combined block that show respectively and constitute embodiment of the present utility model
The top view of the structure of embodiment.
Figure 10 is to illustrate to utilize this utility model to implement to add the diagrammatic illustration of the illustration of calligraphy learning.
Figure 11 is to illustrate to utilize this utility model to implement the diagrammatic illustration of the illustration of least common multiple study.
Figure 12 is to illustrate to utilize this utility model to implement the diagrammatic illustration of the illustration of greatest common divisor study.
Figure 13 is to illustrate to utilize this utility model to implement the diagrammatic illustration of the illustration of coordinate study.
Detailed description of the invention
This utility model relates to the Clock for teaching of display time, it is characterised in that described Clock for teaching includes following
Partly constitute: chassis, it possesses the time showing portion for showing the time or the angle for angles of display shows
Portion；Polygon-shaped bracket panel, it is combined in the top on described chassis and is made up of transparent material；And hour hands and point
Pin, they rotate respectively along the upper surface of described bracket panel, are used for showing time or angle, time described
Pin and minute hand are configured to be replaced from the top of described bracket panel.
Further, described Clock for teaching can also also include angle pin, rotates along described chassis upper surface, with
Measuring the angle of described hour hands and minute hand, described angle pin would indicate that between the time showing portion of each integral point at a certain angle
Unit carries out dividing and assists to measure described hour hands and the folder in the time showing portion that represent integral point adjacent with described hour hands
Angle.
In described angle pin, in order to by adjacent two time showing in the time showing portion of each for described expression integral point
The angle in portion divides at a certain angle and possesses multiple unit portion.
Further, in described chassis, the outer peripheral face around described chassis possesses multiple joint portion at certain intervals, in institute
State and on joint portion, be selectively incorporated with pointer.
Now, multiple described pointers combine in the way of the most detachable and are layered on a described joint portion.
Specific embodiment
Hereinafter, as above of the present utility model specific embodiment is explained in detail with reference to the accompanying drawings.
In FIG, the structure of the preferred embodiment of the Clock for teaching possessing removable parts of the present utility model with
Top view illustrates, in fig. 2, the structure of the embodiment of the present utility model shown in Fig. 1 illustrates with exploded perspective.
Illustrated in these figures, Clock for teaching of the present utility model generally comprise chassis (100), bracket panel, time
Pin (300), minute hand (400) and angle pin (500) and constitute.Further, on described chassis (100),
It is combined with for driving the control portion of clock and watch, power supply unit, gear assembly etc., owing to they are the general structures of clock and watch,
So omitting the description.
First, about described chassis (100), described chassis (100) are configured to thin tabular, and surface shows thereon
It is shown with various numeral or character etc., it is possible to carry out time showing or angle shows.In the present embodiment, described chassis
(100) it is configured to the tabular of circle, but is not limited to this, it is also possible to be formed as various polygon-shaped.
Now, as in figure 2 it is shown, in above-mentioned chassis (100), it is also possible to possess other display panel (200).
Described display panel (200) is time or the angle in the moment can show hour hands (300) or minute hand (400) indication
The mode of degree, substantially shows time or angle outside it, and display panel (200) can be with described chassis (100)
Body ground constitutes or can be separately formed and be replaced.
At the upper surface of described display panel (200), be shown respectively the time showing portion (210) for showing the time and
Angle display part (230) for angles of display.Described time showing portion (210) and angle display part (230) are
The part shown around the outer surface edge of described display panel (200), is separated from each other at certain intervals and constitutes.
Described time showing portion (210) is the part for showing the time, its can identically with general clock and watch,
Implement or the reality by simple point or shape along clock and watch direction with the integer of specific numeral, such as 1～12
Execute (with reference to Fig. 6).
There is angle display part (230), described angle display part (230) in the inner side of described time showing portion (210)
Around the periphery of described display panel (200), display panel (200) is divided into 360 °.Now, described angle
Display can be carried out by various methods, but as shown in Figure 1, it is possible to adjacent with each time showing portion (210)
Position configure with the interval of 30 °.
In addition, as shown in the inner side of Fig. 1, it is possible to additionally display 45 °, the specific angles such as 135 °.Certainly,
More detailed scale can also be added between specific angle.
At the upper surface of described display panel (200), possess hour hands (300) and minute hand (400).Described hour hands (300)
With minute hand (400) by be located therein centre center of rotation on the basis of rotating 360 degrees and show the time, figure 1 illustrates
9: 5.
Such display panel (200) possesses angle pin (500).Described angle pin (500) is to easily know
The pin of the angle between the most described hour hands (300) and minute hand (400), along the upper table of described display panel (200)
Face and rotate.
More specifically, described angle pin (500) would indicate that between the time showing portion (210) of each integral point with necessarily
Angular unit carries out dividing and assisting to measure described hour hands (300) and the expression integral point adjacent with described hour hands (300)
The angle in time showing portion (210).
Further describe the angle pin (500) playing these effects.With reference to Fig. 2, described angle pin (500)
Including central part (510), from described central part (510) extend and with multiple unit portions (530) of radial extension,
And connect the connecting portion (520) between them and constitute.
Multiple described unit portions (530) are from described central part (510) with radial extension, and its angle is certain, passes through
User counts the number of described unit portion (530) and judges described hour hands (300) and adjacent with hour hands (300)
Angle between time showing portion (210).More accurately, due to two unit portions (530) adjoining each other it
Between angle (hereinafter referred to as " unit angle ") be certain, so counting by counting the number at such unit angle
Calculate the angle between hour hands (300) and the time showing portion (210) adjacent with hour hands (300).
In the present embodiment, the multiple unit portions (530) possessed in described angle pin (500) are positioned at center
(530') is formed as relatively long in unit portion, and this is easily to learn unit angle for the position according to hour hands (300).
In described chassis (100), it is provided with polygon-shaped bracket panel (600).Described bracket panel (600) shape
Become polygon-shaped, can show variously-shaped polygon-shaped outside it, but in Fig. 1 and Fig. 2 the first of diagram
In embodiment, possess the inner periphery at hexagon shape and define the bracket panel (600) of 6 equilateral triangles.
Described bracket panel (600) is to observe various polygon-shaped from Clock for teaching, and it is possible to learn
Practise plate, the hour hands (300) variable along with its position and the rotation of minute hand (400) and observe various angle.Such as,
Totally 6 equilateral triangles of performance are respectively provided with the interior angle of 60 ° in the bracket panel (600), owing to now representing mutual
It is 30 ° between two time showing portions (210) of adjacent integral point, so an as it is shown in figure 5, equilateral triangle
Two apex portion be arranged in the position corresponding with two the time showing portions (210) being spaced from each other 60 °.
If additionally, hour hands (300) and minute hand (400) lay respectively on the specific limit of equilateral triangle (610),
The most easily learn hour hands (300) and the angle of minute hand (400).Further, by the plurality of equilateral triangle of combination
Rhombus, trapezoidal, regular hexagon etc. can be observed in a bracket panel (600) various polygon-shaped, thus implement
Various educational functions.
On the other hand, described bracket panel (600), described hour hands (300) and minute hand (400) and angle pin (500)
It is configured to replaceable.That is, described hour hands (300) and minute hand (400) and angle pin (500) can be from the described ends
Dish (100) separates upward, it is possible to be replaced with miscellaneous part.Additionally, described bracket panel (600) energy
Multiple study is carried out while being enough replaced by multiple polygon-shaped other bracket panel (600).
This, not only for moulding the ornamental side of clock and watch, enters one also for being replaced by the desired parts of user
Step guides the interest for clock and watch, and finds various educational function.In Fig. 3～Fig. 6, show variously-shaped respectively
Hour hands (300) and minute hand (400) and angle pin (500).
In addition, described bracket panel (600) also can be changed.That is, described bracket panel (600) does not limit
Due to hexagon shape, it is also possible to become 12 limit shapes or the triangle of Fig. 4 as shown in Figure 3.
Observing in more detail, described bracket panel (600) includes and described hour hands (300) and the rotation of minute hand (400)
Central part (not giving drawing reference numeral) corresponding to center, separately constitute the outer part of outer ledge from described central part
(not giving drawing reference numeral) and be connected to the connector portions of described outer part with radial extension from described central part
(610) constitute.
Thus, two adjacent described connector portions (610) and the described outer part formation etc. between them
Lumbar triangle shape.
Further, desired variously-shaped by such bracket panel (600) is changed to user, it is possible to polygon
Interior angle etc. carry out more various study.
On the other hand, as shown in Figure 6, in described chassis (100), around the outer peripheral face of described chassis (100)
Possess multiple joint portion (910) at certain intervals, described joint portion (910) are selectively incorporated with pointer (950).
Described joint portion (910) is the part for being combined with described pointer (950), as shown in the figure, it is possible to
Be formed as prominent shape or be formed as the shape of depression.
And, it is also possible in being formed as ring-type other external surrounding frame (900), possess described joint portion (910),
Described external surrounding frame (900) may be incorporated on described chassis (100).
Described pointer (950) above performs learning functionality by being selectively combined in described joint portion (910), from
And user can combine one or more randomly from multiple described joint portions (910) and use.Such finger
Pin (950) can alone or used along with described angle pin (500) and carry out various study, but such as in profit
Before calculating angle with angle pin (500), joint portion (910) are combined by multiple pointers (950) and
Learn in advance so that corresponding with calculating based on angle pin (500).
Or, it is also possible to position corresponding with described joint portion (910) in described external surrounding frame (900) shows respectively
Registration word, carries out addition or subtraction study (with reference to Figure 10) by combination or the dismounting of described pointer (950),
Multiplication is learnt by combining pointer (950) successively across certain intervals.
Now, as shown in FIG. 11 and 12, it is also possible to a joint portion (910) is combined multiple pointer (950).
That is, described pointer (950) also is able to be configured to multiple structure being layered on top of each other, and uses as being used for learning minimum public
Multiple or the teaching aid of greatest common divisor.For the stacking of described pointer (950), described pointer (950) can be formed
Prominent and the undercut for top.
Detachable attribute block (A) can be optionally combined on described bracket panel (600).Described attribute block (A)
It is combined in described bracket panel (600) and performs decoration functions, according to circumstances use as showing preferred coordinates
The means of position.
In this utility model, described pointer (950) and attribute block (A) can be animal or things, polygon
Role's shape of shape etc..Certainly, in addition to described pointer (950) and attribute block (A), described hour hands (300),
Minute hand (400) and angle pin (500) can also be role's shapes.
On the other hand, as shown in figure 13, it is possible to the upper surface at described display panel (200) is formed with coordinate portion.Institute
State coordinate portion and can show the upper surface of described display panel (200) with scale form, thus carry out obtaining hour hands (300)
With the coordinate of the position of one end indication of minute hand (400) or by hour hands (300) and minute hand (400)
Heart portion obtains the study of the slope etc. of hour hands (300) and minute hand (400) as virtual coordinate basis.
Right of the present utility model is not limited to above-described embodiment, but by described in claims
Content-defined, field of the present utility model possesses the right that the people of common knowledge can record in detail in the claims
In the range of carry out various deformation or change is apparent from.
In described Clock for teaching, it is possible to farther include that there is the center of rotation identical with described hour hands and minute hand
Auxiliary needle (B, C), described auxiliary needle (B, C) can be changed and fix with arbitrary angle.Described auxiliary needle
(B, C) can perform decoration functions in the same manner with described attribute block (A), or according to circumstances uses as being used for
The means of the position of performance preferred coordinates.
Industrial applicability
This utility model relates to the Clock for teaching of display time, can easily count as the student by class people by making
Calculate hour hands and the angle of minute hand of clock and watch, thus can also expect to utilize the religion of clock and watch in addition to the function that clock and watch are original
Educate effect.
Claims (10)
1. possessing a Clock for teaching for removable parts, it shows the time, and the feature of this Clock for teaching exists
In,
Described Clock for teaching includes:
Chassis, it possesses the time showing portion for showing the time or the angle display part for angles of display；
Polygon-shaped bracket panel, it is combined in the top on described chassis；And
Hour hands and minute hand, they rotate respectively along the upper surface of described bracket panel, and show time or angle
Degree,
Described hour hands and minute hand are configured to be replaced from the top of described bracket panel.
Possess the Clock for teaching of removable parts the most as claimed in claim 1, it is characterised in that
Described Clock for teaching also includes angle pin, and this angle pin rotates along the upper surface on described chassis, to survey
Fixed described hour hands and the angle of minute hand,
Described angle pin would indicate that between the time showing portion of each integral point, unit carries out dividing and assists to survey at a certain angle
Fixed described hour hands and the angle in the time showing portion that represent integral point adjacent with described hour hands.
Possess the Clock for teaching of removable parts the most as claimed in claim 2, it is characterised in that
Described angle pin possesses multiple unit portion, thus adjacent by the time showing portion of each for described expression integral point
The angle in two time showing portions divide at a certain angle.
4. the Clock for teaching possessing removable parts as described in any one in claims 1 to 3, its
It is characterised by,
Described bracket panel includes:
Central part, it is corresponding with the center of rotation of described hour hands and minute hand；
Outer part, it separately constitutes the edge in outside, thus forms each limit of regular polygon from described central part；With
And
Connector portions, it is connected to described outer part from described central part with radial extension,
Two adjacent described connector portions and a described outer part between them form isosceles triangle shape.
Possess the Clock for teaching of removable parts the most as claimed in claim 4, it is characterised in that
Described bracket panel is selectively incorporated with detachable attribute block.
Possess the Clock for teaching of removable parts the most as claimed in claim 1, it is characterised in that
On described chassis, the outer peripheral face around described chassis possesses multiple joint portion at certain intervals,
Described joint portion is selectively incorporated with pointer.
Possess the Clock for teaching of removable parts the most as claimed in claim 6, it is characterised in that
On described chassis or on the external surrounding frame that described chassis is combined, in the position corresponding with described joint portion successively
Numeral is shown.
Possess the Clock for teaching of removable parts the most as claimed in claim 6, it is characterised in that
Multiple described pointers combine in the way of the most detachable and are layered on a described joint portion.
Possess the Clock for teaching of removable parts the most as claimed in claim 1, it is characterised in that
Upper surface on described chassis or the upper surface of display panel being combined with described chassis, it is shown that scale form
Coordinate portion.
Possess the Clock for teaching of removable parts the most as claimed in claim 1, it is characterised in that
Described Clock for teaching also includes auxiliary needle, in the rotation of the center of rotation of this auxiliary needle and described hour hands and minute hand
The heart is identical,
Described auxiliary needle is replaceable and fixes with arbitrary angle.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20-2013-0003902 | 2013-05-20 | ||
| KR2020130003902U KR200472084Y1 (en) | 2013-05-20 | 2013-05-20 | An educational clock having exchangeable parts |
| PCT/KR2014/004509 WO2014189266A1 (en) | 2013-05-20 | 2014-05-20 | Educational clock having exchangeable parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205594942U true CN205594942U (en) | 2016-09-21 |
Family
ID=51485289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201490000741.3U Expired - Fee Related CN205594942U (en) | 2013-05-20 | 2014-05-20 | Clock and watch for education that possess removable part |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR200472084Y1 (en) |
| CN (1) | CN205594942U (en) |
| WO (1) | WO2014189266A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111399363A (en) * | 2020-04-10 | 2020-07-10 | 戴亚高 | Direction-changeable hour hand indicating two-dimensional machine core |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200497623Y1 (en) * | 2022-05-23 | 2024-01-08 | 김미진 | Clock-shaped tool for teaching mathematics |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2808436B2 (en) * | 1996-08-19 | 1998-10-08 | 全国学校用品株式会社 | Learning clock |
| KR100914757B1 (en) * | 2007-10-19 | 2009-09-02 | 송지윤 | Watch having angle measurement function |
| KR20120134759A (en) * | 2011-06-03 | 2012-12-12 | 윤일 | Watch as the design of the transformation |
| KR101234580B1 (en) * | 2012-04-18 | 2013-02-22 | 김태현 | An educational clock |
-
2013
- 2013-05-20 KR KR2020130003902U patent/KR200472084Y1/en active IP Right Grant
-
2014
- 2014-05-20 CN CN201490000741.3U patent/CN205594942U/en not_active Expired - Fee Related
- 2014-05-20 WO PCT/KR2014/004509 patent/WO2014189266A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111399363A (en) * | 2020-04-10 | 2020-07-10 | 戴亚高 | Direction-changeable hour hand indicating two-dimensional machine core |
Also Published As
| Publication number | Publication date |
|---|---|
| KR200472084Y1 (en) | 2014-04-08 |
| WO2014189266A1 (en) | 2014-11-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20210520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |