CN108181797A - Equation mechanism is run by the time that differential gear controls - Google Patents
Equation mechanism is run by the time that differential gear controls Download PDFInfo
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- CN108181797A CN108181797A CN201711274187.4A CN201711274187A CN108181797A CN 108181797 A CN108181797 A CN 108181797A CN 201711274187 A CN201711274187 A CN 201711274187A CN 108181797 A CN108181797 A CN 108181797A
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- time
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- minute hand
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Classifications
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- G04B13/026—
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- 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
- G04B19/22—Arrangements for indicating different local apparent times; Universal time pieces
- G04B19/23—Arrangements for indicating different local apparent times; Universal time pieces by means of additional hands or additional pairs of hands
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- Electromechanical Clocks (AREA)
Abstract
The present invention relates to a kind of operation equation mechanisms of time,It includes indicator device,The purposes of the indicator device is to indicate the apparent or true sun time by means of civil time hour hands (46) and the true sun time minute hand (50) concentric with the civil time hour hands (46),The indicator device does not have civil time minute hand,The civil time hour hands (46) are rotated by watch and clock movement to be driven and then drives the true sun time minute hand (50),Time operation equation mechanism (44) further includes time equation cam (54),The time equation cam has by for profile that every day in 1 year, the difference between meansolartime or civil time and apparent sun time or true sun time determined,The time equation cam (54) rotates driving by the watch and clock movement with the rate of annual one circle,The position of the true sun time minute hand (50) by the time equation cam (54) location determination.
Description
Technical field
The present invention relates to a kind of time operation equation mechanism (running equation of time for clock and watch
mechanism).More particularly it relates to it is a kind of drive the minute hand for true sun time concentric with hour hands when
Between operation equation mechanism.
Background technology
It is well known that have difference between true sun time and meansolartime or civil time, wherein, institute
It is the sun twice in succession by the time to pass between above the meridian of same position to state the true sun time, it is described it is average too
The average duration of positive time or civil time to carry out average all true solar days in 1 year.Civil time with it is true
This difference between the sun time reached 22 seconds+14 minutes at 11 days 2 months, reached November 4 23 seconds -16 minutes.Nian Fu
1 year, the variation of these values was very small.
In order to indicate the time difference between civil time and true sun time, divide hand of a clock in addition to instruction civil time
In addition, some clock and watch further include so-called time equation mechanism, which includes against graduated scale movement indicating
In the pointer of one day given difference between the minute of civil time and the minute of true sun time.This true sun
Time minute hand is cam-actuated by time equation, and the profile of the time equation cam is by for being averaged too every day in 1 year
Difference between positive time and true sun time determines.
The mechanism of another time difference being used to indicate between civil time and true sun time is known as time operation equation.Match
The indicator device for having the clock and watch of time operation equation mechanism includes two concentric minute hands, and a minute hand indicates civil time
Minute, another minute hand indicates the minute of true sun time.At any time, civil time minute hand and true sun time point
The distance between needle is determined by difference of the same day for relevant 1 year between meansolartime and true sun time.
Equation mechanism is similar to the time, and the time true sun time minute hand of operation equation mechanism is cam-actuated by time equation.
The time equation cam is revolved under the driving of simple or permanent calendar mechanism with the rate of annual one circle
Turn.Simple calendar mechanism is set to indicate that Zhou Li, monthly calendar (the day of the month), month or the phases of the moon, but do not examine
Consider each month the number of days variation in (months of 28,29 or 30 days).In other words, the user of the wrist-watch with simple calendar mechanism is necessary
Artificial correction is made at the end of each month for being less than 31 days.For example, 28 days 2 months or April 30, it is necessary to make and manually repair
Just.It is similar to simple calendar mechanism, permanent calendar mechanism can indicate what day, the date, month and the phases of the moon.However, with
Unlike simple calendar mechanism, permanent calendar mechanism can consider the length (28,29 and 30 days) in each month automatically, it is not necessary into
Row manual intervention.Therefore permanent calendar mechanism automatically takes into account the leap year.
The European patent application EP 1286233A1 of applicant under one's name disclose an example of time operation equation mechanism.
The attached drawing 1 of present patent application is derived from above-mentioned European patent application EP 1286233A1, it illustrates by differential gear drive when
Between operation equation mechanism.
Also shown is time equation cam 1, the profile of the time equation cam 1 is being averaged by every day in 1 year
Difference between sun time or civil time and true sun time determines.The time equation cam 1 is in clock and watch are contained in
Simple or permanent calendar mechanism driving under, with annual one circle rate rotate.Time equation cam 1 carries month
Disk 2, month disk 2 rotated with the speed identical with cam 1, and make position and the calendar mechanism of the time equation cam 1
The date of instruction is consistent, is indicated so as to sun time minute hand 4 between the minute of civil time and the minute of true sun time
Definite difference.
Described simple or permanent calendar mechanism can be any of type, and herein will not to its into
Row description comprehensively.In order to ensure correctly understanding, it is known that the calendar mechanism is convex with the rate driving time equation of annual one whole circle
Wheel 1.But only for the purpose of illustration, the date wheel set of the pointer 8 of driving instruction date (from 1 to 31) is shown
6.The date wheel set 6 is rotated with the rate of monthly one whole circle.It is activated by calendar mechanism and via intermediate date wheel 10 and deceleration
12 driving time equation cam 1 of wheel set, the intermediate date wheel 10 can make direction of rotation reversed, which can will revolve
Rotary speed is reduced to annual one whole circle from monthly one whole circle.
True sun time minute hand 4 is driven by differential gearing 14, which has as corresponding defeated
Enter the gear train of device and rack 20, gear train driving civil time minute hand 18, which coordinates with time equation cam 1
(rack 20 in two terminal location is shown in Fig. 1, one is represented with solid line, another time is with chain-dotted line table
Show).More specifically, as shown in fig. 1, differential gearing 14 includes at least one and preferably two walking by timepiece movement
The planet pinion 22 of needle mechanism driving.The two planet pinions 22 can rotation, and in the internal tooth of time equation wheel 26
It is rolled on circle 24.The time equation wheel on their outer circumference also have first band tooth section 28, time equation wheel 26 via this first
Coordinate with tooth section 28 with the second band tooth section 30 being arranged on one of end of rack 20.The rack 20 is by spring
The return action of (not shown), the spring are fixed on bezel, cluster, and tend to make to form the feeler lever of the other end of rack 20
(feeler) it 32 is resisted against on the periphery of time equation cam 1.True sun time showing train includes being arranged on differential gearing
True sun time showing pinion gear 34 at the center of device 14.True 34 one side of sun time showing pinion gear and row
Star pinion gear 22 engages, and on the other hand carries the true sun time showing wheel 38 engaged with point tooth shaft wheel 40, wherein, really too
Positive time minute hand 4 is fitted on the pipe of this point of tooth shaft.It is in one's hands that this gear train 38,40 returns to true sun time display apparatus
The center 42 of table movement, so that true sun time minute hand 4 is concentric with civil time minute hand 18.
Just now the time operation equation mechanism operation described is as follows.
Under the normal operation mode of wrist-watch, time equation cam 1, rack 20 and because this time equation wheel 26 is fixed
Motionless.But planet pinion 22 is driven by timepiece movement.Therefore, their rotations and in the internal tooth of time equation wheel 26
It is rolled on circle 24, so as to which true sun time showing pinion gear 34 be driven to rotate, this allows true sun time minute hand 4 with adjoint
Mode rotates together with civil time minute hand 18.Therefore, the distance between true sun time minute hand 4 and civil time minute hand 18
It was kept constant in a period of 24 hours.
Under the driving of calendar mechanism, time equation cam 1 is pivoted when about midnight once, in this way by day daily
Phase changed from one day by second day.Just at this moment, then make rack with the feeler lever 32 of the profile contacts of time equation cam 1
20 pivot.The 20 driving time equation wheel 26 of rack in pivot rotates.Row substantially motionless in of short duration time interval herein
Star pinion gear 22 (they complete a whole circle rotation in one hour) carries out rotation, rotation is driven by time equation wheel 26 and is then driven
True sun time showing pinion gear 34 is moved, accurately to set the position of true sun time minute hand again.
Therefore, above-described time operation equation mechanism can exist by civil time minute hand and true sun time minute hand
Meansolartime and the time difference between actual time are shown any time.
However, during use it has been observed that reading civil time or true sun time are not very convenient.In fact,
If easily measure in the concentric structure of wherein civil time minute hand and true sun time minute hand by civil time minute and
Separated time difference true sun time minute, then the current time read on wrist-watch is not very convenient, and either civil time is also
It is the true sun time.In fact, user be often forced to remind which of oneself minute hand correspond to civil time and which
One corresponds to the true sun time, even if carrying symbol in true sun time minute hand so that it and civil time minute hand to be carried out
During differentiation.Then, in the case where having identified civil time minute hand, user still must be by paying attention to civil time hour hands and the people
Civil time is reconstructed in spirit with the corresponding position of time minute hand.It should be understood that this reads on his wrist-watch hope at a glance
Time user for it is not very convenient.In addition, certain periods of 1 year, when civil time minute and true sun minute
Between difference very little when, be difficult to due to the arranged concentric of two civil time minute hands and true sun time minute hand in vision
Upper this species diversity of assessment.
Invention content
It is an object of the invention to by providing a kind of more compact and especially reading and simpler filled by differential gearing
The time operation equation mechanism for putting control solves the above problems and other problems.
For this purpose, the present invention relates to a kind of operation equation mechanism of time, it includes indicator device, the purposes of the indicator device
It is to indicate the apparent or true sun time by means of civil time hour hands and true sun time minute hand, during the true sun
Between minute hand and the civil time hour hands it is concentric, the indicator device does not have civil time minute hand, the civil time hour hands
It is rotated by watch and clock movement and drives and then drive true sun time minute hand, the time operation equation mechanism further includes the time
Equation cam, the profile of the time equation cam by for every day in 1 year in meansolartime or civil time
Difference between apparent sun time or true sun time determines that the time equation cam is under the driving of watch and clock movement
Rotated with the rate of annual one circle, the position of the true sun time minute hand by the time equation cam location determination.
According to the other feature of the present invention for the theme for forming dependent claims：
Time operation equation mechanism further includes differential gearing, the first input of the differential gearing by
Point tooth shaft is formed, this point of tooth shaft is driven by watch and clock movement and rotation is turned around per hour, and the second of the differential gearing is defeated
Enter and formed by the time equation cam, the differential gearing is concentrically disposed with about the true sun time minute hand；
The differential gearing includes planetary gear speed-reduction wheel set (planetary gear reduction wheel
Set) and planetary gear speedup wheel set (planetary gear reduction wheel set), described point of tooth shaft wheel is fixed on
Thereon tooth shaft (minute wheel, cannon-pinion) is divided to drive the civil time hour hands via the planetary gear speed-reduction wheel set
Needle tubing when being fitted in civil time thereon, needle tubing drives institute via the planetary gear speedup wheel set during civil time
It states true sun time minute hand and is fitted in true sun time minute hand pipe thereon；
Rotating speed can be reduced to an every 12 hours whole circles, institute by the planetary gear speed-reduction wheel set from per hour one whole circle
A whole circle per hour can be increased to by rotating speed from an every 12 hours whole circles by stating planetary gear speedup wheel set；
The planetary gear speed-reduction wheel set and the planetary gear speedup wheel set rotation, so as to be formed in civil time point
The circular trace felt relieved on needle tubing；
The planetary gear speed-reduction wheel set and the planetary gear speedup wheel set and the true sun time minute hand pipe etc.
Away from；
The planetary gear speed-reduction wheel set and the planetary gear speedup wheel set be mounted to the civil time minute hand
It is rotated freely on the integral differential frame of pipe；
The planetary gear speed-reduction wheel set and the planetary gear speedup wheel set are mounted to be secured around the differential frame
The first pin or the second pin in frame pivot；
The planetary gear speed-reduction wheel set includes first planetary gear integral with the first planet pinion；
Described that tooth shaft is divided to be engaged with first planetary gear, first planet pinion is in fixed differential crown gear
It is rolled on first ring gear, this has the function of to make the differential frame rotation；
Second planetary gear is engaged with the true sun time minute hand pipe, and the secondary planet pinion is movable
It is rolled on second ring gear of differential crown gear, the movable differential crown gear is connect with the time equation camkin；
The pivot of the movable differential crown gear is controlled by the time equation lever for being provided with tactile beak, the time equation thick stick
Bar follows the profile of the time equation cam via the tactile beak；
The time equation lever is resiliently maintained by spring on the profile for being resisted against the time equation cam；
The time equation lever is provided with the first tooth, and first tooth is with being arranged on the movable differential crown gear
Corresponding second tooth engagement, to control the movement of the movable differential crown gear；
The differential frame includes the upper frame being fixed to by means of at least one screw on lower frame.
As these features as a result, the present invention provides a kind of operation of time equation mechanism, its indicator device only by
Concentric true sun time minute hand is formed with civil time hour hands.In the case where lacking civil time minute hand, therefore can stand
Read the true sun time.Particularly, do not occur at difference between civil time minute and true sun time minute compared with
The small date reads the problem of true sun time.In addition, other than true sun time indicator device, can also set with
Usual manner includes the civil time indicator device of concentric civil time hour hands and civil time minute hand.Equally, in this feelings
Under condition, civil time can be read immediately, and when user need not be operated at heart with by civil time minute hand and the true sun
Between minute hand distinguish, and then civilian to reconstruct by assessing the difference between civil time hour hands and civil time minute hand
Time.
Description of the drawings
Other features and advantages of the present invention will be from below to the exemplary of the formula devices such as time according to the present invention operation
The detailed description of embodiment more clearly shows, and the non limiting example of example attached drawing for reference only provides, in the accompanying drawings：
- Fig. 1 is the time driven according to prior art by differential gear to run regarding for equation mechanism as described above
Figure；
- Fig. 2 is the vertical view of the formula devices such as time operation according to the present invention；
- Fig. 3 is the true sun time showing mechanism of the same side for being respectively positioned on timepiece dial and civil time indication mechanism
Sectional view and
- Fig. 4 be one be located at the dial plate side of clock and watch and another one be located at clock and watch shell rear cover side the true sun time
The sectional view of indication mechanism and civil time indication mechanism.
Specific embodiment
The present invention is originated from such total inventive concept：A kind of time operation equation mechanism including indicator device, institute are provided
The purposes for stating indicator device is referred to by means of civil time hour hands and the true sun time minute hand concentric with civil time hour hands
Show the apparent or true sun time, wherein indicator device does not have civil time minute hand.Under this arrangement, it can read immediately true
The sun time because user do not needed to before it can read the apparent or true sun time civil time minute hand with it is true too
It is distinguished between positive time minute hand.In the present case, it might even be possible to mention the apparent or true sun time hour
True display because the minute of only true sun time different from the minute of civil time to a certain extent for the whole year, and
The true sun time hour is identical with civil time hour.Therefore civil time hour hands merge with true sun time hour hands, make
User's until right is supplied to by the indicator device being made of concentric civil time hour hands and true sun time minute hand
It should be in the accurate true sun time.In addition, according to the present invention apparent or true sun time display apparatus can advantageously by
Civil time indicator device supplements, and the civil time indicator device is included by point identical with true sun time display apparatus
Tooth shaft-driven concentric hour hands and minute hand.Therefore, user can be at a glance clear and accurately reads true sun time and civilian
Time.
It is an object of the invention to a kind of new time operation equation mechanism, its finger are integrated in clock and watch such as watch
Needle device includes the true sun time minute hand concentric with civil time hour hands.It is for this purpose, as shown in Fig. 2, whole by reference numeral
44 is representing, times according to the present invention operation equation mechanisms include indicator device, the purposes of the indicator device be by means of
Civil time hour hands 46 and true sun time minute hand 50 indicate apparent or true sun time, the true sun time point
Needle 50 is concentric with civil time hour hands 46 and indicates the minute of true sun time.Wearer to enable wrist-watch easily knows
Untrue sun time minute hand 50, the latter can for example have the sun to divine by astrology the diagram of symbol 52 in end.As in the following description
Will see in detail, one day given true sun time minute hand 50 accurate location can in 24 hours a left side about midnight
The right side is determined once or can be continuously adjustable.
Fig. 2 also illustrates a part for time operation equation mechanism 44 according to the present invention, particularly time equation cam 54,
It should be remembered that the profile of time equation cam 54 by every day in 1 year in meansolartime or civil time and the true sun
Difference between time or apparent sun time determines.
Referring again to Fig. 2, it can be seen that time equation cam 54 is fixed on time equation wheel 56, the time equation wheel
The 56 simple or permanent calendar mechanism (not shown) by being contained in clock and watch is driven with the rate of annual one whole circle.It is described
Simple or permanent calendar mechanism can be any of type, and it will not be described in detail herein.In order to just
Really understand the present invention, it is known that the calendar mechanism with the rate driving time equation cam 54 of annual one whole circle be fixed thereon when
Between equation wheel 56 it is sufficient that.In the case where calendar mechanism also be used to show date, which is included with monthly one
The rate rotation of whole circle and the date wheel 58 for driving date indicator 104 simultaneously.In addition, time equation wheel 56 is passed through by date wheel 58
It is driven by intermediate date wheel 60 and deceleration wheel set 62, which can make direction of rotation reversed, which can be with
Rotating speed is reduced to annual one whole circle from monthly one whole circle.
According to the present invention, true sun time minute hand 50 is driven by differential gearing 64, the differential gearing 64
Corresponding input is the wheel set 66 of going train and time equation lever 68 (referring to Fig. 3).Going train wheel set 66 drives civilian
Time hour hands 46, and time equation lever 68 coordinates with time equation cam 54.
More specifically, as shown in figure 3, during civil time needle tubing 70 by the going train wheel set 66 of watch and clock movement via for example
Point tooth shaft wheel 72 for being pressed or being otherwise affixed in point tooth shaft 74 drives.Then, tooth shaft 74 is divided to drive planetary reduction gear
Device wheel set 76, the planetary reducer wheel set 76 is by the first planetary gear 78 and first planet integral with the first planetary gear 78
Pinion gear 80 is formed.
Planetary gear speed-reduction wheel set 76 is mounted to pivot around the first pin 82 being for example pressed into differential frame 84, the people
Needle tubing 70 and the upper differential frame 84 are integral when being pressed onto civil time thereon with time hour hands 46.Dividing tooth shaft 74
Under driving via the first planetary gear 78, the first planet pinion 80 is by watch and clock movement carrying and fixed first poor
It is rolled on first ring gear 86 of dynamic crown gear 88.By being rolled on the first ring gear 86 of fixed differential crown gear 88,
Thus first planet pinion 80 pivots differential frame 84, and and then make the civil time hour hands integral with differential frame 84
Pipe 70 pivots.Divide the biography between tooth shaft 74, the first planetary gear 78, the first planet pinion 80 and fixed differential crown gear 88
The correct selection of dynamic ratio can generate 1 between the minute of civil time and the hour of civil time：12 deceleration and therefore reality
Existing civil time is shown.In other words, pass through 1：12 deceleration, planetary reducer wheel set 76 allowed to from civil time minute
Change into civil time hour.
Also shown in FIG. 3, planetary gear speedup wheel set 90 is integral by the second planetary gear 92 and with the second planetary gear 92
Secondary planet pinion 94 formed.Planetary gear speedup wheel set 90 is freely installed around the second pin 96,96 quilt of the second pin
Fixed-such as press-in-in the differential frame 84 integral with needle tubing during civil time 70.When civil time needle tubing 70 with
And thus differential frame 84 when rotating, they drive second pins 96 and therefore drive planetary gear speedup wheel set 90, the planet tooth
The secondary planet pinion 94 of wheel speedup wheel set 90 rolls on the second ring gear 98 of movable differential crown gear 100, such as below will
See, which engages with time equation cam 54.Second planetary gear 92 then drives the true sun time
Minute hand 50 is fitted in true sun time minute hand pipe 102 thereon.Needle tubing 70, the second planetary gear 92, second during civil time
The correct selection of gearratio between planet pinion 94 and movable differential crown gear 100 can generate hour of civil time with it is true
12 times of speedup between the minute of sun time, and therefore realize true sun time showing.In other words, pass through 12 times
Speedup, planetary gear speedup wheel set 90 allow to change into the true sun time minute from civil time hour.
It will be apparent from the above that planetary gear speed-reduction wheel set 76 and planetary gear speedup wheel set 90 carry out rotation, and be formed in
The circular trace felt relieved on needle tubing 70 during civil time.Preferably, planetary gear speed-reduction wheel set 74 and planetary gear speedup wheel set
It is moved, and be angularly spaced by each other on the 90 same circle when being centered at civil time on needle tubing 70.
The pivot of movable differential crown gear 100 is controlled by the time equation lever 68 for being provided with tactile beak 106, time equation lever
68 touch the profile contacts of beak 106 and time equation cam 54 via this.The time equation lever 68 is held resiliently by spring 108
It is resisted against on the profile of time equation cam 54.The time equation lever 68 is additionally provided with the first tooth 110, first tooth 110 with
Corresponding second tooth 112 being arranged on movable differential crown gear 100 engages the movement to control movable differential crown gear 100.It should be understood that
At the time of close to midnight, when calendar mechanism changes the date, it causes one step grade of the advance of date wheel 58.Change on the date and send out
During this of short duration moment when raw, differential frame 84 and thus civil time when needle tubing 70 can be considered fixed.Pass through pivot
Turn, movable differential crown gear 100 drive secondary planet pinion 94 and thus drive the second planetary gear 92, second planetary gear 92 into
And the sun time minute hand pipe 102 being fitted in thereon with true sun time minute hand 50 engages.Thus next day is set
The position of true sun time minute hand 50.In the case of continuous type calendar mechanism, the position of true sun time minute hand 50
It is continuously adjusted.
With reference to Fig. 2, it can be seen that at least one and preferably two screws 114 enable differential frame 84 to close at down
On differential frame 116.Therefore, when differential gearing 64 according to the present invention is operated, upper and lower differential 84 He of frame
116 rotate together.
Also as shown in figure 3, tooth shaft wheel 72 is divided to drive second point of tooth shaft 118 via intermediate settings wheel 120.Second point of tooth shaft
118 are fixedly mounted on the civil time minute hand pipe 122 that civil time minute hand 124 is fitted in thereon.Civil time minute hand
Pipe 122 is fitted in the second civil time hour hands thereon via the second deceleration wheel set 126 the second civil time hour hands 134 of driving
Pipe 132, the second deceleration wheel set 126 include the ratio wheel 128 being fixed on reduction pinion teeth 130.Intermediate settings wheel 120
Using ensuring that the civil time by means of the second civil time hour hands 134 and civil time minute hand 124 is shown on dial plate 136
Side is rotated along right direction.Intermediate settings wheel 120, which also ensures, has abundance between true sun time showing and civil time
Space, so that both displays will not interfere each other.
Therefore civil time can be read immediately, and user need not be operated at heart with by civil time minute hand and very
Real sun time minute hand distinguishes, and then by assess the difference between civil time hour hands and civil time minute hand come
Reconstruct civil time.Furthermore, it is to be understood that it is on the one hand generated using same driving device (power takeoff, power take-off)
True sun time minute and on the other hand generation civil time hour, which considerably simplifies assemblings.
In the example depicted in fig. 3, apparent or true sun time display apparatus and civil time display device configurations exist
The same side of dial plate 136.In the example depicted in fig. 4, the configuration of apparent or true sun time display apparatus in 136 side of dial plate,
And civil time display device is located at 138 side of shell rear cover of wrist-watch.From the exemplary embodiment as it can be seen that intermediate settings can be removed from
Wheel 120, because when the second civil time display device is located at the opposite side of wrist-watch, it is not necessary to correct its direction of rotation.
Certainly, the embodiment that the present invention is not limited to describe just now, those skilled in the art are contemplated that various simple
Remodeling and modification, without departing from the scope of the present invention being defined by the following claims.
Reference numerals list
1. time equation cam
2. month disk
4. true sun time minute hand
6. date wheel set
8. pointer
10. intermediate date wheel
12. deceleration wheel set
14. differential gearing
18. civil time minute hand
20. rack
22. planet pinion
24. ring gear
26. time equation wheel
28. first band tooth section
30. the second band tooth section
32. feeler lever
34. true sun time showing pinion gear
38. true sun time showing wheel
40. point tooth shaft wheel
42. center
44. time operation equation mechanism
46. civil time hour hands
50. true sun time minute hand
The symbol 52. sun is divined by astrology
54. time equation cam
56. time equation wheel
58. date wheel
60. intermediate date wheel
62. deceleration wheel set
64. differential gearing
66. wheel set
68. time equation regulations and parameters
70. needle tubing during civil time
72. point tooth shaft wheel
74. point tooth shaft
76. planetary gear speed-reduction wheel set
78. the first planetary gear
80. the first planet pinion
82. the first pin
84. differential frame
86. the first ring gear
88. fixed differential crown gear
90. planetary gear speedup wheel set
92. the second planetary gear
94. secondary planet pinion
96. the second pin
98. the second ring gear
100. movable differential crown gear
102. true sun time minute hand pipe
104. date indicating equipment
106. tactile beak
108. spring
110. the first tooth
112. the second tooth
114. screw
Differential frame under 116.
118. second point of tooth shaft
120. intermediate settings wheel
122. civil time minute hand pipe
124. civil time minute hand
126. the second deceleration wheel set
128. ratio wheel
130. reduction pinion teeth
132. needle tubing during the second civil time
134. the second civil time hour hands
136. dial plate
138. the rear cover of wrist-watch.
Claims (28)
1. a kind of time operation equation mechanism, including indicator device, when the purposes of the indicator device is by means of civil time
Needle (46) and the true sun time minute hand (50) concentric with the civil time hour hands (46) indicate the apparent or true sun
Time, the indicator device do not have civil time minute hand, and the civil time hour hands (46) are rotated simultaneously by watch and clock movement driving
And the true sun time minute hand (50) is then driven, the time operation equation mechanism (44) further includes time equation cam
(54), the time equation cam have by for every day in 1 year meansolartime or civil time with it is apparent too
The profile that difference between positive time or true sun time determines, the time equation cam (54) by the watch and clock movement with
The rate driving rotation of an annual circle, the position of the true sun time minute hand (50) is by the time equation cam (54)
Location determination.
2. time operation equation mechanism according to claim 1, which is characterized in that the mechanism further includes differential gearing dress
It puts (64), the first input of the differential gearing is described to divide tooth shaft wheel by the clock and watch machine by tooth shaft wheel (72) is divided to be formed
Core drives and rotation is turned around per hour, and the second input of the differential gearing is by time equation cam (54) shape
Into the differential gearing (64) is concentrically disposed with about the true sun time minute hand (50).
3. time operation equation mechanism according to claim 2, which is characterized in that the differential gearing (64) includes
Planetary gear speed-reduction wheel set (76) and planetary gear speedup wheel set (90), one point of tooth shaft (74) is via the planetary gear speed-reduction wheel
Needle tubing (70), described point of tooth shaft wheel (72) are fixed in this point of tooth shaft during pair one civil time of driving, the civil time hour hands
(46) when being fitted in the civil time on needle tubing, needle tubing (70) is via the planetary gear speedup wheel set during civil time
A true sun time minute hand pipe (102) is driven, the true sun time minute hand (50) is fitted in the true sun time
On minute hand pipe.
4. time operation equation mechanism according to claim 3, which is characterized in that the planetary gear speed-reduction wheel set (76)
Rotating speed can be reduced to an every 12 hours whole circles from per hour one whole circle；The planetary gear speedup wheel set (90) can be by rotating speed
A whole circle per hour is increased to from an every 12 hours whole circles.
5. time operation equation mechanism according to claim 3, which is characterized in that the planetary gear speed-reduction wheel set (76)
With planetary gear speedup wheel set (90) rotation, it is thus formed in what is felt relieved on the true sun time minute hand pipe (102)
Circular trace.
6. time operation equation mechanism according to claim 4, which is characterized in that the planetary gear speed-reduction wheel set (76)
With planetary gear speedup wheel set (90) rotation, it is thus formed in what is felt relieved on the true sun time minute hand pipe (102)
Circular trace.
7. time operation equation mechanism according to claim 5, which is characterized in that the planetary gear speed-reduction wheel set (76)
It is equidistant with the planetary gear speedup wheel set (90) and the true sun time minute hand pipe (102).
8. time operation equation mechanism according to claim 6, which is characterized in that the planetary gear speed-reduction wheel set (76)
It is equidistant with the planetary gear speedup wheel set (90) and the true sun time minute hand pipe (102).
9. the time operation equation mechanism according to any one of claim 5 to 8, which is characterized in that the planetary gear
Deceleration wheel set (76) and the planetary gear speedup wheel set (90) are mounted to integral with the civil time minute hand pipe (70)
Differential frame (84) on rotate freely.
10. time operation equation mechanism according to claim 9, which is characterized in that the planetary gear speed-reduction wheel set
(76) it is mounted to pivot around the first pin (82), the planetary gear speedup wheel set (90) is mounted to around second pin (96) pivot
Turn, first and second pin (82,96) is fixed in the differential frame (84).
11. time operation equation mechanism according to claim 10, which is characterized in that the planetary gear speed-reduction wheel set
(76) including first planetary gear (78) integral with the first planet pinion (80).
12. time according to claim 11 operation equation mechanism, which is characterized in that described to divide tooth shaft (74) and described the
One planetary gear (78) engages, and first planet pinion (80) is in the first ring gear of fixed differential crown gear (88)
(86) it is rolled on, this has the function of to rotate the differential frame (84).
13. time operation equation mechanism according to claim 10, which is characterized in that the planetary gear speedup wheel set
(90) including second planetary gear (92) integral with secondary planet pinion (94).
14. time operation equation mechanism according to claim 11, which is characterized in that the planetary gear speedup wheel set
(90) including second planetary gear (92) integral with secondary planet pinion (94).
15. time operation equation mechanism according to claim 12, which is characterized in that the planetary gear speedup wheel set
(90) including second planetary gear (92) integral with secondary planet pinion (94).
16. time operation equation mechanism according to claim 13, which is characterized in that second planetary gear (92) and institute
State true sun time minute hand pipe (102) engagement；The secondary planet pinion (94) is the second of movable differential crown gear (100)
Ring gear rolls on (98), and the movable differential crown gear (100) kinematically connect with the time equation cam (54).
17. time operation equation mechanism according to claim 14, which is characterized in that second planetary gear (92) and institute
State true sun time minute hand pipe (102) engagement；The secondary planet pinion (94) is the second of movable differential crown gear (100)
Ring gear rolls on (98), and the movable differential crown gear (100) kinematically connect with the time equation cam (54).
18. time operation equation mechanism according to claim 15, which is characterized in that second planetary gear (92) and institute
State true sun time minute hand pipe (102) engagement；The secondary planet pinion (94) is the second of movable differential crown gear (100)
Ring gear rolls on (98), and the movable differential crown gear (100) kinematically connect with the time equation cam (54).
19. time operation equation mechanism according to claim 16, which is characterized in that the movable differential crown gear (100)
Pivot by be provided with tactile beak (106) time equation lever (68) control, the time equation lever (68) via it is described touch
Beak (106) follows the profile of the time equation cam (54).
20. time operation equation mechanism according to claim 17, which is characterized in that the movable differential crown gear (100)
Pivot by be provided with tactile beak (106) time equation lever (68) control, the time equation lever (68) via it is described touch
Beak (106) follows the profile of the time equation cam (54).
21. time operation equation mechanism according to claim 18, which is characterized in that the movable differential crown gear (100)
Pivot by be provided with tactile beak (106) time equation lever (68) control, the time equation lever (68) via it is described touch
Beak (106) follows the profile of the time equation cam (54).
22. time according to claim 19 operation equation mechanism, which is characterized in that the time equation lever (68) by
Spring (108) is held resiliently on the profile for being resisted against the time equation cam (54).
23. time according to claim 20 operation equation mechanism, which is characterized in that the time equation lever (68) by
Spring (108) is held resiliently on the profile for being resisted against the time equation cam (54).
24. time according to claim 21 operation equation mechanism, which is characterized in that the time equation lever (68) by
Spring (108) is held resiliently on the profile for being resisted against the time equation cam (54).
25. time operation equation mechanism according to claim 22, which is characterized in that the time equation lever (68) sets
It is equipped with the first tooth (110), first tooth and corresponding second tooth (112) being arranged on the movable differential crown gear (100)
Engagement, to control the movement of the movable differential crown gear.
26. time operation equation mechanism according to claim 23, which is characterized in that the time equation lever (68) sets
It is equipped with the first tooth (110), first tooth and corresponding second tooth (112) being arranged on the movable differential crown gear (100)
Engagement, to control the movement of the movable differential crown gear.
27. time operation equation mechanism according to claim 24, which is characterized in that the time equation lever (68) sets
It is equipped with the first tooth (110), first tooth and corresponding second tooth (112) being arranged on the movable differential crown gear (100)
Engagement, to control the movement of the movable differential crown gear.
28. time operation equation mechanism according to claim 9, which is characterized in that the differential frame (84) is including upper
Frame, on this frame by means of at least one screw (114) fixed to lower frame (116).
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16202829.4A EP3333639A1 (en) | 2016-12-08 | 2016-12-08 | Running time equation mechanism controlled by a differential device |
| EP16202829.4 | 2016-12-08 | ||
| EP17151406.0A EP3333640B1 (en) | 2016-12-08 | 2017-01-13 | Running time equation mechanism controlled by a differential device |
| EP17151406.0 | 2017-01-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108181797A true CN108181797A (en) | 2018-06-19 |
| CN108181797B CN108181797B (en) | 2020-10-13 |
Family
ID=57530547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711274187.4A Active CN108181797B (en) | 2016-12-08 | 2017-12-06 | Time-running equality mechanism controlled by differential device |
Country Status (3)
| Country | Link |
|---|---|
| EP (2) | EP3333639A1 (en) |
| CN (1) | CN108181797B (en) |
| HK (1) | HK1255965A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1405646A (en) * | 2001-08-07 | 2003-03-26 | 弗雷德里克·皮古伊特公司 | Date-display chronometer comprising time-difference operation device |
| EP1792235A1 (en) * | 2004-09-15 | 2007-06-06 | Frédéric Piguet S.A. | Calendar timepiece comprising an equation-of-time device |
| CH698613B1 (en) * | 2004-11-29 | 2009-09-15 | Richemont Int Sa | Timepiece e.g. watch, has time marking equation mechanism including action unit that connects civil time minute wheel to real time minute wheel for suppressing clearance between civil time minute hand and real time minute real hand |
| CN104049522A (en) * | 2013-03-12 | 2014-09-17 | 布朗潘有限公司 | Universal running equation of time mechanism and method of setting the same |
| CN104246627A (en) * | 2012-02-27 | 2014-12-24 | 布朗潘有限公司 | Universal running equation of time mechanism, and method for setting such a mechanism |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH681674B5 (en) * | 1991-04-17 | 1993-11-15 | Montres Breguet Sa | clockwork perpetual calendar. |
| ATE384980T1 (en) | 2001-08-07 | 2008-02-15 | Piguet Frederic Sa | CALENDAR WATCH WITH EQUATION DEVICE |
| EP1343056A1 (en) * | 2002-03-08 | 2003-09-10 | The British Masters SA | Wristwatch with solar time display |
-
2016
- 2016-12-08 EP EP16202829.4A patent/EP3333639A1/en not_active Withdrawn
-
2017
- 2017-01-13 EP EP17151406.0A patent/EP3333640B1/en active Active
- 2017-12-06 CN CN201711274187.4A patent/CN108181797B/en active Active
-
2018
- 2018-11-23 HK HK18115039.1A patent/HK1255965A1/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1405646A (en) * | 2001-08-07 | 2003-03-26 | 弗雷德里克·皮古伊特公司 | Date-display chronometer comprising time-difference operation device |
| EP1792235A1 (en) * | 2004-09-15 | 2007-06-06 | Frédéric Piguet S.A. | Calendar timepiece comprising an equation-of-time device |
| CH698613B1 (en) * | 2004-11-29 | 2009-09-15 | Richemont Int Sa | Timepiece e.g. watch, has time marking equation mechanism including action unit that connects civil time minute wheel to real time minute wheel for suppressing clearance between civil time minute hand and real time minute real hand |
| CN104246627A (en) * | 2012-02-27 | 2014-12-24 | 布朗潘有限公司 | Universal running equation of time mechanism, and method for setting such a mechanism |
| CN104049522A (en) * | 2013-03-12 | 2014-09-17 | 布朗潘有限公司 | Universal running equation of time mechanism and method of setting the same |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3333640B1 (en) | 2022-03-30 |
| EP3333640A1 (en) | 2018-06-13 |
| EP3333639A1 (en) | 2018-06-13 |
| CN108181797B (en) | 2020-10-13 |
| HK1255965A1 (en) | 2019-09-06 |
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