CN101533258A

CN101533258A - Timepiece movement main body and chronograph function attached thereto

Info

Publication number: CN101533258A
Application number: CN200910003929A
Authority: CN
Inventors: 所毅
Original assignee: Seiko Instruments Inc
Current assignee: Seiko Instruments Inc
Priority date: 2008-01-29
Filing date: 2009-01-23
Publication date: 2009-09-16
Anticipated expiration: 2029-01-23
Also published as: EP2085834B1; JP2009180547A; CN101533258B; JP5144291B2; EP2085834A3; EP2085834A2

Abstract

The invention provides a timepiece movement main body constituting a base unit of a chronograph function attached timepiece, and a chronograph function attached timepiece applying the same. The timepiece movement main body (6) constituting a base unit (2) of a chronograph function attached timepiece (1) includes a barrel complete (20), a center wheel and pinion (24A) rotated in accordance with rotation of the barrel complete, a third wheel and pinion rotated in accordance with rotation of the center wheel and pinion, a fourth wheel and pinion (36) coaxial with the center wheel and pinion (24A) and rotated in accordance with rotation of the third wheel and pinion, and a minute transmission wheel (80) slippingly engaged with the center wheel and pinion (24A) on a dial side of a main plate (10) brought in mesh with minute wheels (60,62). The minute transmission wheel (80) is a wheel in a shape of a flat plate, engaged with the center wheel and pinion (24A) at an elastic engaging portion of a center thereof, and slipped when the elastic engaging portion achieves a predetermined or more torque.

Description

Time-meter movement main body and the timer of being furnished with clocking capability

Technical field

The present invention relates to a kind of time-meter movement main body and a kind of timer of being furnished with clocking capability that comprises this time-meter movement main body that is easy to set up clocking capability.

Background technology

Proposed by have normal hand motion function and normal time set-up function the dial plate side of time-meter movement main body on stacked clocking capability portion joining this clocking capability portion to this movement main body, and form the timer (for example JP-A-5-215868 or JP-A-2004-294276) of being furnished with clocking capability.Specifically, JP-A-2004-294276 at length discloses the concrete structure of the timer of being furnished with clocking capability.

By this way, the base unit 201 of the timer of being furnished with clocking capability 200 that forms by timing unit 202 is combined with the base unit 201 that comprises the time-meter movement main body, aspect movement, generally include the specific train that is called " eta train " (ETA (eta) is Business Name and registered trademark), as can be known from Fig. 7 to Fig. 9.Below this train is called the E train.To be described in further detail this train below.

As shown in Figure 7, the timer of being furnished with clocking capability 200 of the stacked type in unit of prior art comprises: base unit 201, and it comprises the time-meter movement main body of E train pattern; And timing unit 202, its dial plate side in base unit 201 links to each other with base unit 201.

The base unit 201 of the timer of being furnished with clocking capability 200 of Fig. 7 adopts the movement 204 of the timer 203 of the E train shown in Fig. 8 and Fig. 9.

The timer 203 of E train is provided with the structure shown in the cut-open view of Fig. 8 and Fig. 9, and is provided with correlation function or transmission path shown in the block diagram of Figure 10 C and Figure 10 D.

From Fig. 8 and Figure 10 C normal hand motion as can be known, the movement 204 of E train comprises for main: by the driving wheel on barrel 220 of

mainboard

210 and 211 supports of bar clamping plate; Centre wheel pinion wheel 223 rotates this centre wheel pinion wheel 223 by the clockwork spring of driving wheel on barrel 220 wheel 221 by pinion part (second pinion wheel) 222; Third round pinion wheel 226, it is supported by mainboard 210 and train bar 212, and in the wheel portion (second take turns) 224 of pinion part (third pinion) 225 places by centre wheel pinion wheel 223 that is arranged on the dial plate side of mainboard 210 this third round pinion wheel 226 is rotated; The four-wheel pinion wheel 230 that comprises bar 228 makes this four-wheel pinion wheel 230 rotations at pinion part (fourth pinion) 229 places by the wheel portion (third round) 227 of third round pinion wheel 226; Divide indicator 233, it comprises by the branch pointer body 232 of third pinion 225 by wheel portion (minute wheel) in the form of annular discs 231 rotations, this minute pointer body and minute wheel 231 sliding joint; Minute wheel 236 (see figure 9)s, it is arranged in the dial plate side of mainboard 210 and passes through to divide the pinion part 234 of the main body 232 of indicator 233 to be rotated by wheel portion (minute wheel) 235; And hour wheel 239, it is arranged in the dial plate side of mainboard 210 and is rotated by wheel portion (hour wheel) 238 by the pinion part (cannon pinion) 237 of minute wheel 236.

In the E train, four-wheel pinion wheel 230, branch indicator 233 and hour wheel 239 are arranged along central axis C 1.That is to say, in the E train, centre wheel pinion wheel 223 is arranged to be in from the state of central axis C1 skew, and second hand, minute hand and hour hands attach to the leading section of the 4th bar of arranging along central axis C 1 228, the leading section of the cylindrical part 241 of the branch wheel body 232 arranged by pipe core 240 and the leading section that is matched with the cylindrical part 242 of the hour wheel 239 on the cylindrical part 241 of branch wheel body 232.In addition, the wheel portion (four-wheel) 243 of four-wheel pinion wheel 230 and 249 engagements of the pinion part of escape wheel pinion wheel 248 are by pendulum with hairspring 246 that is supported by balance cock 244 and the speed of being controlled this escape wheel pinion wheel 248 by 245 supports of escapement lever clamping plate with the escapement lever 247 of control rate.

In addition, according to timer 203 with E train, when setting-up time, as as can be known from Fig. 9 and Figure 10 D, when the pointer that is drawn towards the pointer desired location is set bar 250 rotations, made minute wheel 236 rotations by axial location by adjusted castle wheels 252 such as yokes 251, and make and the setting wheel 253 of minute wheel 236 engagements, hour wheel 239 rotations that divide wheel body 232 and mesh, to set minute hand and hour hands with minute wheel 236.Here, the minute wheel portion in the form of annular discs 231 and the base end part 232a sliding joint of dividing pointer body 232 that divide indicator 233, in fact third round pinion wheel 226 (see figure 8)s that caused by pinion part 225 are increased the train adjustment by another speed along the rotation that speed increases direction, the

wheel portion

231 and 226 engagements of third round pinion wheel that wherein divide indicator 233, therefore minute wheel 231 does not rotate, and branch pointer body 232 is rotated when sliding in 232a place in junction surface with respect to minute wheel 231 relatively in opposing friction force.The upright wheel of label 254 expressions.

Here, to have base unit 201 and adopt Fig. 8 as much as possible same as before and the timer of being furnished with clocking capability 200 of the movement 204 of timer 203 shown in Figure 9 in order to form, as a rule, can form base unit 201 by cutting along the imaginary line A among Fig. 8 and Fig. 9 (dividing the line of the pinion part 234 of branch pointer body 232 at the middle part of thickness direction), timing unit 202 can be connected to cutting part, in addition, the remainder along imaginary line A cutting can be caused the dial plate side of timing unit 202.

In detail, shown in Fig. 7, Figure 10 A and Figure 10 B, the timer of being furnished with clocking capability 200 of the use E train of prior art comprises first fen indicator 280 and second fen indicator 284, replaces dividing indicator 233.In addition, the timer 200 of being furnished with clocking capability comprises first minute wheel 260 and second minute wheel 262, replaces minute wheel 236.First fen indicator 280 is made of minute wheel 231, first fen pointer body 282, and the position of axis direction is by 283 restrictions of minute indicator keeper, and pointer body 282 comprised and the first fen pinion wheel 281 actual identical with the base end part 232a that divides pinion wheel 234 sliding joint with minute wheel 231 in first minute.Indicator 284 was concentric with first fen indicator 280 in second minute, and was arranged in the dial plate side of timing unit 202.Indicator 284 comprised second fen pinion wheel 285 cylindrical part 286 similar to the shape of cylindrical part 241 with shape in second minute, the shape of cylindrical part 241 actual with shape of dividing pinion wheel 234 and branch indicator 233 in the dial plate side of branch pinion wheel 234 on the shape of a part similar.Second minute wheel 262 comprises and is installed on the axle 263 with one heart and wheel portion 264,265 with same diameter, by being meshed with second fen pinion wheel 285 with first fen pinion wheel 281 and first fen pinion wheel 281 being linked to each other with second fen pinion wheel 285, make hour wheel 239 rotations by hour wheel 238 by the branch pinion wheel 266 on the dial plate side that is arranged in wheel portion 265.

In addition, the 4th bar 228 by second transmission wheel 268 with middle second counter 274 with second indicator 275 link to each other.On the other hand, second minute wheel, 262 trailing wheel portions 265 make minute counter 273 rotations by the first intermediate section counter 271 and the second intermediate section counter 272.In addition, second counter 269 and hour wheel 239 and second fen indicator 284 arranged concentric, and when function timing, rotate by middle second counter 274.

Here, as Fig. 7 and Fig. 8 and Fig. 9 are compared as can be known, according to the movement of E train,, can in fact be formed for being furnished with the base unit 201 of the timer 200 of clocking capability only by dividing indicator 233 and minute wheel 236 in the cutting of the middle part of the thickness direction of minute pinion wheel 234 and hour wheel 235.In addition, in the timer of being furnished with clocking capability 200 of Fig. 7, label 218 expression timing mainboards, label 219 expression timing clamping plate.

Relative therewith, under the situation of the train of the type of the foundation structure of long-term movement as mechanical watch, its structure is different with the E train, therefore can not by above-mentioned cutting formation can with the stacked base unit that is connected of time movement.

That is to say, the centre wheel pinion wheel that the train of the foundation structure of long-term movement as mechanical watch comprises driving wheel on barrel, rotate according to the rotation of driving wheel on barrel, the third round pinion wheel that rotates according to second rotation of taking turns pinion wheel, with the centre wheel pinion wheel four-wheel pinion wheel and cannon pinion coaxial and that rotate according to the rotation of third round pinion wheel, the cylindrical part that this cannon pinion is engaged in the centre wheel pinion wheel by the dial plate side at mainboard on every side and with the cylindrical part sliding joint of centre wheel pinion wheel.Here, the wheel portion of pinion wheel and cannon pinion engagement when making makes the branch pinion wheel be meshed with the wheel portion that is assembled into the hour wheel of rotating slidably around the cylindrical part of cannon pinion.This train is called as " center three pointers ", and hereinafter is called the H train at instructions.

The H train is configured to: that realizes between the cylindrical part of the cylindrical part of cannon pinion and centre wheel pinion wheel by the cylindrical part of local extruded hollow axle pinion wheel around the cylindrical part of centre wheel pinion wheel expecting is frictionally engaged or sliding joint, at normal hand motion state, centre wheel pinion wheel and the rotation of cannon pinion one, when setting-up time (setting pointer), cannon pinion rotates slidably with respect to the centre wheel pinion wheel.

Therefore, for the timer of realizing with the H train being realized of being furnished with clocking capability by the E train, on the one hand, indispensable is to keep being frictionally engaged between the cylindrical part of the cylindrical part of cannon pinion and centre wheel pinion wheel, on the other hand, be necessary to remove in the base module place of the housing dorsal part of time movement portion and state being frictionally engaged between the cylindrical part, therefore think in the prior art and can not realize this timer of being furnished with clocking capability.

In addition, even provide the timer of being furnished with clocking capability, also need thus newly to design and make, thereby be difficult to avoid cost to increase by structure and the layout that changes H train self.

Summary of the invention

In this case, the inventor finds when the structure of H train and E train are compared in itself, opposite with the intrinsic thought of prior art, by only doing minimum change, can form the in fact base unit of the timer of being furnished with clocking capability of former state use H train, can easily form the timer of being furnished with clocking capability in addition based on the H train, in addition, even can be in fact general time movement portion to implement the present invention.

Consider above-mentioned some and made the present invention, even one aspect of the present invention be prior art think can not or the train of difficult type in the time-meter movement main body of the base unit that constitutes the timer of being furnished with clocking capability also is provided with the cost of minimum, and provide the timer of being furnished with clocking capability that adopts this time-meter movement main body.

In order to realize above-mentioned aspect, time-meter movement main body of the present invention comprises: driving wheel on barrel; The centre wheel pinion wheel that rotates according to the rotation of described driving wheel on barrel; The third round pinion wheel that rotates according to the rotation of described centre wheel pinion wheel; With the coaxial four-wheel pinion wheel of described centre wheel pinion wheel, this four-wheel pinion wheel rotates according to the rotation of described third round pinion wheel; And the branch transmission wheel, this minute transmission wheel in the dial plate side and the described centre wheel pinion wheel sliding joint and coaxial of mainboard with described centre wheel pinion wheel, and mesh with minute wheel.

Time-meter movement main body of the present invention comprises: " driving wheel on barrel; The centre wheel pinion wheel that rotates according to the rotation of described driving wheel on barrel; The third round pinion wheel that rotates according to the rotation of described centre wheel pinion wheel; With the coaxial four-wheel pinion wheel of described centre wheel pinion wheel, this four-wheel pinion wheel rotates according to the rotation of described third round pinion wheel; And branch transmission wheel, this minute, transmission wheel was in the dial plate side and the described centre wheel pinion wheel sliding joint and coaxial with described centre wheel pinion wheel of mainboard, and with minute wheel engagement "; even therefore in movement (as mentioned above hereinafter referred to as " H train "); by only using " with the branch transmission wheel of centre wheel pinion wheel sliding joint " replacement " with the cannon pinion of the cylindrical part sliding joint of centre wheel pinion wheel "; also can constitute can be by the stacked base unit that links to each other with timing unit based on so-called center three pointers; when " if, suppose that ' the centre wheel pinion wheel comprises cylindrical part, divide pinion wheel at this cylindrical part place and centre wheel pinion wheel cylindrical part rather than allocate the pinwheel sliding joint, ' " and the time realization H train.

In addition, although base unit based on the movement of H train, this base unit in fact also can be same as before links to each other with timing unit (this timing unit is connected with base unit based on the movement of E train) (only by selecting to have the timing unit of suitable dimension).

According to time-meter movement main body of the present invention, be typically, described minute transmission wheel is to be flat to take turns, this minute transmission wheel take turns pinion wheel and engage in the flexible engaging portion place and second of the heart therein, and be configured to when described flexible engaging portion is subjected to predetermined or bigger torque, slide.

In this case, base unit can form thin as much as possible, and is also like this even base unit is based on the movement of H train.

The timer of being furnished with clocking capability of the present invention typically comprises aforesaid time-meter movement main body and timing structural portion, this timing structural portion comprises: second minute wheel, this second minute wheel comprises two wheel portions and a pinion part coaxially, and by described take turns in the portion one and with a minute transmission wheel engagement; Second fen indicator, this second fen indicator and described second minute wheel described are taken turns in the portion another and are nibbled and be incorporated in its cylindrical part place and be attached with minute hand, and concentric with described minute transmission wheel; And with the described second minute coaxial hour wheel portion of indicator, the pinion part of this hour wheel portion and described second minute wheel is nibbled and is incorporated in its cylindrical part place and is attached with hour hands.

In this case, the modification of the movement main body of H train can be minimum, therefore can form the timer of being furnished with clocking capability that comprises based on the base unit of H train movement with minimum cost.

According to the timer of being furnished with clocking capability of the present invention, be typically, described timing structural portion comprises second transmission wheel and a second counter wheel coaxial with the bar of four-wheel pinion wheel.

In this case, can form so timer of typically being furnished with clocking capability, wherein, a second counting pointer is arranged in the center, and second hand is arranged in the position from this misalignment.

According to the timer of being furnished with clocking capability of the present invention, be typically, the time-meter movement main body that described timing structural portion can be applied to other type same as before (promptly, the movement main body of so-called E train), the time-meter movement main body of this other type comprises the branch indicator with the minute wheel sliding joint, this minute wheel and described third round pinion.

In this case, can general timing unit, therefore can limit the cost of timing unit, the result can be restricted to the cost of being furnished with the timer of clocking capability minimum.

Description of drawings

Fig. 1 be the preferred embodiment for the present invention the timer of being furnished with clocking capability analyse and observe key diagram, this timer of being furnished with clocking capability comprises the time-meter movement main body as the base unit and the preferred embodiment for the present invention that links to each other with timing unit.

Fig. 2 is the amplification plane key diagram of branch transmission wheel of the timer of being furnished with clocking capability of Fig. 1.

Fig. 3 is the plane key diagram of the timer of Fig. 1 when the dial plate side is seen.

The correlation function of the timer of the timer of being furnished with clocking capability of Fig. 4 A, Fig. 4 B, Fig. 4 C and Fig. 4 D presentation graphs 1 and the H train of Fig. 5, Fig. 4 A is the correlation function block diagram that the normal hand motion of the timer of Fig. 1 is operated, Fig. 4 B is the correlation function block diagram of setting operation of the timer of Fig. 1, Fig. 4 C is the correlation function block diagram of normal hand motion operation of the timer of Fig. 5, and Fig. 4 D is the correlation function block diagram of setting operation of the timer of Fig. 5.

Fig. 5 be represent emphatically timer normal hand motion function portion analyse and observe key diagram, this timer comprises the H train movement on basis of base unit of the timer of being furnished with clocking capability of pie graph 1.

Fig. 6 be the emphatically timer of presentation graphs 5 set-up function portion analyse and observe key diagram.

Fig. 7 be prior art the timer of being furnished with clocking capability analyse and observe key diagram, this timer comprises the time-meter movement main body as base unit and the E train that links to each other with timing unit.

Fig. 8 be represent emphatically timer normal hand motion function portion analyse and observe key diagram, this timer comprises the movement of E train on basis of base unit of the timer of being furnished with clocking capability of pie graph 7.

Fig. 9 be the emphatically timer of presentation graphs 8 pointer set-up function portion analyse and observe key diagram.

The correlation function of the timer of the timer of being furnished with clocking capability of Figure 10 A, Figure 10 B, Figure 10 C and Figure 10 D presentation graphs 7 and the E train of Fig. 8, Figure 10 A is the correlation function block diagram that the normal hand motion of the timer of Fig. 7 is operated, Figure 10 B is the correlation function block diagram of pointer setting operation of the timer of Fig. 7, Figure 10 C is the correlation function block diagram of normal hand motion operation of the timer of Fig. 8, and Figure 10 D is the correlation function block diagram of pointer setting operation of the timer of Fig. 8.

Embodiment

To describe preferred implementation of the present invention based on preferred embodiment shown in the drawings.

[embodiment]

With reference to Fig. 1, Fig. 3, Fig. 4 A and Fig. 4 B the timer 1 of being furnished with clocking capability is described below, is furnished with in the timer 1 of clocking capability at this, the movement of H train pattern is made of base unit 2 and timing unit 3.

But, before the timer 1 of being furnished with clocking capability is described in detail, timer 5 being briefly described with reference to Fig. 5, Fig. 6, Fig. 4 C and Fig. 4 D, this timer 5 has the movement 4 of H train pattern on the basis of the base unit 2 that constitutes timer 1.

The movement 4 of the H train pattern of timer 5 comprises: by the driving wheel on barrel 20 of

mainboard

10 and 11 supports of first clamping plate; Centre wheel pinion wheel 24 makes centre wheel pinion wheel 24 rotate around central axis C by being meshed with the clockwork spring of driving wheel on barrel 20 wheel 21 at pinion part (second pinion wheel) 25 places; Third round pinion wheel 32 makes 32 rotations of third round pinion wheel at pinion part (third pinion) 33 places by the wheel portion (centre wheel) 26 of centre wheel pinion wheel 24; And the four-wheel pinion wheel 36 coaxial with centre wheel pinion wheel 24, make 36 rotations of four-wheel pinion wheel at pinion part (fourth pinion) 37 places by the wheel portion (third round) 34 of third round pinion wheel 32.In the dial plate side of mainboard 10, around the cylindrical part 27 of centre wheel pinion wheel 24, one comprises that the cannon pinion 30 of pinion part 28 and cylindrical part 29 is frictionally engaged and matches with cylindrical part 27.In addition, in the dial plate side of mainboard 10, minute wheel 40 meshes in the pinion part 28 of wheel portion (minute wheel) 41 places and cannon pinion 30, and meshes in the wheel portion (hour wheel) 45 of pinion part (branch) 42 places and hour wheel 44.Label 12 expressions second clamping plate.

In the H train, four-wheel pinion wheel 36, centre wheel pinion wheel 24 and hour wheel 44 are arranged around central axis C.That is to say, in the H train, second hand, minute hand and hour hands attach to the bar (the 4th bar) 38 of the four-wheel pinion wheel of arranging along central axis C 36 leading section, be matched with the leading section of cylindrical part 29 of the cannon pinion 30 that the cylindrical part 27 of the centre wheel pinion wheel 24 on the 4th bar 38 is frictionally engaged mutually and the leading section that rotates the cylindrical part 43 of the hour wheel 44 on the cylindrical part 29 that is matched with cannon pinion 30 slidably with rotation slidably.In addition, the wheel portion (four-wheel) 39 of four-

wheel pinion wheel

36 and 49 engagements of the pinion part of escape wheel pinion wheel 48 are by pendulum with hairspring 46 that is supported by balance cock 13 and the speed of being controlled escape wheel pinion wheel 48 by the escapement lever 47 that escapement lever clamping plate 14 support.

In addition, according to timer 5 with H train, when setting-up time, as as can be known from Fig. 6 and Fig. 4 D, when the pointer that is drawn towards the pointer desired location is set bar 50 rotations, made minute wheel 40 rotations by axial location by adjusted castle wheels 52 such as yokes 51, and make wheel portion 45 rotations of the pinion part 28 and the hour wheel 44 of the cannon pinion 30 that meshes with minute wheel 40, to set minute hand and hour hands.Here, the cylindrical part 29 of cannon pinion 30 is frictionally engaged and the rotation of can sliding with the cylindrical part 27 of centre wheel pinion wheel 24, wheel portion (centre wheel) 26 of centre wheel pinion wheel 24 increases direction along speed and engages with third pinion 33 in fact to limit its rotation, therefore centre wheel pinion wheel 24 can not rotate, and cannon pinion 30 rotates when centre wheel pinion wheel 24 slides relatively in opposing friction force.That is to say that according to the movement 4 of H train pattern, being frictionally engaged between the cylindrical part 29 of cannon pinion 30 and the cylindrical part 27 of centre wheel pinion wheel 24 is obviously indispensable.The upright wheel of label 54 expressions.

The timer 1 of being furnished with clocking capability is described under the prerequisite of above-mentioned situation with reference to Fig. 1, Fig. 3, Fig. 4 A and Fig. 4 B below, this timer 1 of being furnished with clocking capability is made of base unit 2 and timing unit 3, and base unit 2 comprises that movement 4 parts based on H train pattern change movement 4 and the H wheel set type movement main body 6 of formation.In the timer of being furnished with clocking capability 1 of Fig. 1, possesses identical label with the actual components identical of the element of Fig. 5 and Fig. 6.In addition, composed component for timing unit 3, when the composed component of composed component and timing unit 202 is actual identical, use the label (the tens word is identical with unit numbers) of removing hundred bit digital " 2 " from the label of the composed component of timing unit 202 to represent described composed component basically.But, when composed component is identical with the element shown in Fig. 5 and Fig. 6, the situation that adopts label itself used among Fig. 5 and Fig. 6 is arranged also.

As can be known from Fig. 1, Fig. 4 A and Fig. 4 B, the timer of being furnished with clocking capability 1 that comprises the base unit 2 that the movement main body 6 by H wheel set type constitutes comprises and is modified to centre wheel pinion wheel or a kind of minute indicator 24A that comprises the 27A of short cylinder shaped portion, replace comprising the centre wheel pinion wheel 24 of long cylindrical part 27, and this timer 1 comprises branch transmission wheel 80 and second fen indicator 84, replaces cannon pinion 30.In addition, comprise that the timer of being furnished with clocking capability 1 of H train types of substrates unit 2 comprises first minute wheel 60 and second minute wheel 62, replace minute wheel 40.Divide the transmission wheel 80 and the minor diameter part 27Aa at the dial plate side end place of the 27A of short cylinder shaped portion that is formed on modification centre wheel pinion wheel 24A to be frictionally engaged or sliding joint.For example as shown in Figure 2, branch transmission wheel 80 circumferential edges within it typically comprises the flexible engaging portion 80a that is form of springs, and is frictionally engaged or sliding joint at the leading section 80b place of flexible engaging portion 80a and the minor diameter part 27Aa of modification centre wheel pinion wheel 24A.Flexible engaging portion 80a can be the two end supports spring, replaces cantilever spring.Therefore, when applying torque from clockwork spring wheel 21 pinion part 25 to modification centre wheel pinion wheel 24A, divide transmission wheel 80 and the rotation of modification centre wheel pinion wheel 24A one, when from first minute wheel 60 when minute transmission wheel 80 applies torque, divide transmission wheel 80 rotations with respect to increasing the modification centre wheel pinion wheel 24A slip that side links to each other with speed.

Indicator 84 was concentric with branch transmission wheel 80 in second minute, and was arranged in the dial plate side of timing unit 3.It is similar substantially that second fen indicator 84 constitutes the shape of cylindrical part 29 of dial plate side of the shape of shape and the pinion part 28 of the cannon pinion 30 of the timer 5 of Fig. 5 and Fig. 6 and pinion part 28.

In addition in detail, it is roughly the same that second fen indicator 84 constitutes second fen indicator 284 of timing unit 202 of structure and shape and timer 200 shown in Figure 7, and comprise corresponding to second fen pinion wheel 85 of pinion part 28 and corresponding to cylindrical part 29 and constitute the identical cylindrical part 86 of shape and cylindrical part 286.Cylindrical part 86 is rotated slidably and is matched with around the pipe core 56, and the structure of this pipe core 56 is identical with the pipe core 256 of the timer 200 of Fig. 7 with shape.

It is roughly the same that second minute wheel 62 constitutes second minute wheel 262 of timing unit 202 of timer 200 of structure and shape and Fig. 7, comprise the

wheel portion

64,65 that has same diameter and be installed on axle 63 with one heart, by with minute transmission wheel 80 with 85 engagements of second fen pinion wheel and two

wheel portions

80,85 are linked to each other, and by hour wheel 45 hour wheel pinion wheel 44 is rotated at branch pinion wheel 66 places that are arranged on the dial plate side of wheel portion 65.Here, hour wheel 44 is provided with structure and the shape similar to the hour wheel 239 of the timing unit 202 of the timer 200 of Fig. 7.

Similar to the situation of the 4th bar 228 of the timer 200 of Fig. 7, the 4th bar 38 by second transmission wheel 68 with middle second counter 74 with second indicator 75 link to each other.On the other hand, similar to the situation of second minute wheel 262 of the timing unit 202 of timer 200, second minute wheel, 62 trailing wheel portions 65 make 73 rotations of branch counter wheel by the first intermediate section counter wheel 71 and the second intermediate section counter wheel 72.In addition, similar to the situation of the timing unit 202 of timer 200, second counter wheel 69 and hour wheel 44 and second fen indicator 84 arranged concentric, and when timework by middle second counter 74 rotations.

Thus, as shown in Figure 3, provide the timing timer 1 that comprises second hand 91, minute hand 92, hour hands 93, timing second hand 94, timing minute hand 95 and timing hour hands 96.In addition, in Fig. 1, label 18 expression timing mainboards, label 19 expression timing clamping plate.

Here, the timing unit 3 of being furnished with the timer 1 (wherein base unit 2 is based on the movement of H train) of clocking capability is provided with structure and the shape roughly the same with the timing unit 202 of the timer 200 (wherein base unit 201 is based on the movement of E train) of being furnished with clocking capability.But, depend on apart from the diameter and the distance at the center of the appropriate section of base unit 2,201 apart from the diameter at the center of each wheel and distance, so except these.When these are identical, the timing unit 3 of being furnished with the timer 1 (wherein base unit 2 is based on the movement of H train) of clocking capability can be identical with the timing unit 202 of the timer 200 of being furnished with clocking capability (wherein base unit 201 is based on the movement of E train).

Although base unit is the base unit 2 that comprises based on the movement main body 6 of H train movement, because in base unit 2, the centre wheel pinion wheel 24 of the timer 5 of H train and cannon pinion 30 are by modification centre wheel pinion wheel 24A and divide transmission wheel 80 to constitute, and especially divide transmission wheel 80 to constitute by the thin wheel of circular plate shape with second fen indicator 84 of modification centre wheel pinion wheel 24A sliding joint, so can be by the structure of described embodiment and shape be connected with base unit 2 with being connected to based on the identical timing unit 3 of the timing unit on the base unit 201 of E train movement 202, and the whole timer 1 of being furnished with clocking capability that forms.Here, indicator 84 waited to be attached to timing unit 3 in second minute, and basic identical with the second fen indicator 284 that is attached to timing unit 202 under the situation of E train.

The timer of being furnished with clocking capability 1 of Gou Chenging can be by making the scope of utilizing that modification enlarges H train movement as mentioned above slightly under the situation of H train movement as mentioned above, and similar to the movement of E train, this H train movement can join time movement simply to.In addition, according to the timer 1 of being furnished with clocking capability, when carrying out above-mentioned modification, because identical timing train can be in fact even under the situation that size remains unchanged, former state is common to based on the base unit of E train or based on the base unit of H train, so can enlarge the scope that can utilize timing unit widely.

Claims

1, a kind of time-meter movement main body, this time-meter movement main body comprises:

Driving wheel on barrel;

The centre wheel pinion wheel that rotates according to the rotation of described driving wheel on barrel;

The third round pinion wheel that rotates according to the rotation of described centre wheel pinion wheel;

With the coaxial four-wheel pinion wheel of described centre wheel pinion wheel, this four-wheel pinion wheel rotates according to the rotation of described third round pinion wheel; And

Divide transmission wheel, this minute transmission wheel in the dial plate side and the described centre wheel pinion wheel sliding joint and coaxial of mainboard with described centre wheel pinion wheel, and mesh with minute wheel.

2, a kind of time-meter movement main body, in this time-meter movement main body, dividing transmission wheel is to be flat to take turns, this minute transmission wheel engage with the centre wheel pinion wheel at the flexible engaging portion place at its center, and be configured to be subjected to being scheduled to or slide during bigger torque when described flexible engaging portion.

3, a kind of timer of being furnished with clocking capability, this timer of being furnished with clocking capability comprises:

Time-meter movement main body according to claim 1; And

The timing structural portion, this timing structural portion comprises: second minute wheel, this second minute wheel comprise two wheel portions and a pinion part coaxially, and by described take turns in the portion one and with a minute transmission wheel engagement; Second fen indicator, this second fen indicator and described second minute wheel described are taken turns in the portion another and are nibbled and be incorporated in its cylindrical part place and be attached with minute hand, and concentric with described minute transmission wheel; And with the described second minute coaxial hour wheel portion of indicator, the pinion part of this hour wheel portion and described second minute wheel is nibbled and is incorporated in its cylindrical part place and is attached with hour hands.

4, a kind of timer of being furnished with clocking capability, this timer of being furnished with clocking capability comprises:

Time-meter movement main body according to claim 2; And

5, the timer of being furnished with clocking capability according to claim 3, wherein, described timing structural portion also comprises second transmission wheel and a second counter wheel coaxial with the bar of four-wheel pinion wheel.

6, the timer of being furnished with clocking capability according to claim 4, wherein, described timing structural portion also comprises second transmission wheel and a second counter wheel coaxial with the bar of four-wheel pinion wheel.

7, the timer of being furnished with clocking capability according to claim 3, wherein, described timing structural portion can be applied to the time-meter movement main body of other type same as before, the time-meter movement main body of this other type comprises the branch indicator with the minute wheel sliding joint, this minute wheel and described third round pinion.

8, the timer of being furnished with clocking capability according to claim 4, wherein, described timing structural portion can be applied to the time-meter movement main body of other type same as before, the time-meter movement main body of this other type comprises the branch indicator with the minute wheel sliding joint, this minute wheel and described third round pinion.

9, the timer of being furnished with clocking capability according to claim 5, wherein, described timing structural portion can be applied to the time-meter movement main body of other type same as before, the time-meter movement main body of this other type comprises the branch indicator with the minute wheel sliding joint, this minute wheel and described third round pinion.

10, the timer of being furnished with clocking capability according to claim 6, wherein, described timing structural portion can be applied to the time-meter movement main body of other type same as before, the time-meter movement main body of this other type comprises the branch indicator with the minute wheel sliding joint, this minute wheel and described third round pinion.