专利摘要:
A mechanical wristwatch with an oscillator (1) which is equipped with one or more vibrating masses (2, 3, 4), each vibrating mass (2, 3, 4) being connected to at least one bending element (6-13), the Watch further comprises an escape wheel (14) and anchor teeth (15, 16) which interact with the vibration mass or masses, these anchor teeth (15) cooperating with the escape wheel (14), at least one for these anchor teeth (15, 16) the bending elements (6, 7) are provided, and each vibration mass (2, 3, 4) was individually suspended from a frame (5) with at least one bending element (6-13), the anchor teeth (15, 16) on at least one the bending elements (6, 7, 8, 9) are provided which connect the mass or masses (2, 3, 4) to the frame (5), with several bending elements being present and on which the anchor teeth (15, 16) are attached separate bending elements (6, 7) are provided.
公开号:CH716751A2
申请号:CH01354/20
申请日:2020-10-22
公开日:2021-04-30
发明作者:Lennard Weeke Sybren;Pieter Lustig Maarten
申请人:Flexus Mech Ip B V;
IPC主号:
专利说明:

The invention relates to a mechanical wristwatch comprising an oscillator which is equipped with one or more, each vibrating mass is connected to at least one bending element, the clock further comprising an escape wheel and anchor teeth that are connected to the vibrating mass or masses are connected, the anchor teeth interacting with the escape wheel.
Such a mechanical wristwatch was described in WO2019 / 156552, each vibration mass being individually suspended from a frame with at least one bending element.
In the known mechanical wristwatch, the anchor teeth are built directly on the vibration masses, which imposes certain restrictions on the maximum possible dimensions of the escape wheel and the minimum required dimensions of the oscillator. The efficiency of the oscillation is also impaired by sliding friction between the anchor teeth and the escape wheel.
WO2018 / 100122 and EP 3 032 351 both describe a mechanical wrist watch comprising an oscillator containing one or more vibrating masses, each vibrating mass being provided with at least one bending element which is individually suspended from a frame, wherein the wristwatch further comprises an escape wheel and anchor teeth which cooperate with the escape wheel, said anchor teeth being provided on at least one of the bending elements which are connected to the vibrating mass (s) and in which the anchor teeth are provided on at least one of the bending elements .
In the context of the invention, a mechanical wristwatch is proposed which has the features of one or more of the attached claims.
Basically, the invention proposes that the anchor teeth are provided on individual bending elements.
The mechanical wristwatch according to the invention has a number of advantages, in particular the ability to provide a smaller oscillator, the ability to increase the diameter of the escape wheel, and the ability to reduce the friction between the anchor teeth and the escape wheel by closer positioning of the Reduce anchor teeth to the pivot point of the oscillator.
If the bending element (s) is / are provided with a rigid section, the anchor teeth are preferably placed on the rigid section of the bending element (s).
In addition, it is advantageous that the rigid section represents a percentage by weight of less than 5% of the oscillator.
Finally, it should be noted that the best results are achieved when the anchor teeth are in a continuous movement that is subject to the movement of the vibrating mass or masses.
The invention is explained below with reference to the drawing of exemplary embodiments of elements of a mechanical wristwatch according to the invention, which is not restrictive with regard to the appended claims.
The figures show: FIGS. 1-2 schematically show different parts of three different embodiments of a mechanical wristwatch according to the invention in a plan view;
Whenever the same reference numbers are used in the figures, these numbers refer to the same or similar parts.
In Figures 1 and 2, the parts have been hidden that are not essential for understanding the invention. They show features of the clock according to the invention according to three different embodiments.
Figures 1-2 show that the clock comprises an oscillator 1, which is equipped with vibrating masses 2, 3, 4, which are attached to a frame 5 ', each of the masses 2, 3, 4 with at least one Flexural element 6-13 is connected. Figure 1 shows the use of three masses 2, 3, 4, but this number is arbitrary; However, there should be at least one vibration mass. FIG. 2 again shows the use of two vibration masses 2, 3. At least one bending element 6, 7, 8, 9 should be present for each mass that connects one of these masses 2, 3, 4 to the frame 5.
For each embodiment shown in FIGS. 1-2, it is the bending element 6 that connects the mass 2 to the frame 5, and it is the bending element 7 that connects the mass 3 to the frame 5. In the embodiment of FIG. 1, the mass 4 is connected to the frame 5 by two bending elements 8, 9. All of these bending elements can have rigid central sections 6 ', 7', 8 ', 9', but this is not indispensable for the invention.
It is also shown in Figure 1, although it is not indispensable for the invention that the mass 2 is connected to the mass 4 by two bending elements 10, 11, each of which has a rigid central part 10 ', 11'. Correspondingly, the mass 3 is connected to the mass 4 via two bending elements 12, 13, each of which has a rigid central part 12 ', 13'.
With regard to the features of the invention, Figures 1-2 further show that the watch also has an escape wheel 14 and anchor teeth 15, 16 which drive the escape wheel 14 and which are indirectly connected to (some) the vibrating masses 2, 3 are connected. FIGS. 1 and 2 show that the anchor teeth 15, 16 are provided on the bending elements 6, 7, which connect the respective masses 2, 3 to the frame 5. In particular, the anchor teeth 15, 16 are provided on the rigid sections 6 ', 7' of the bending elements 6, 7.
Although the invention has been illustrated in the preceding paragraphs with reference to an exemplary embodiment of the mechanical wristwatch of the invention, the invention is not limited to this specific embodiment, which can be varied in many ways without departing from the invention. The embodiment discussed must therefore not be used in order to interpret the appended claims strictly in accordance therewith. On the contrary, the embodiment is only intended to explain the wording of the appended claims without the intention of restricting the claims to this exemplary embodiment. The scope of protection of the invention is therefore to be interpreted only in accordance with the attached patent claims, a possible ambiguity in the wording of the patent claims being resolved using this exemplary embodiment.
It is possible, for example, to provide the anchor teeth 15, 16 on bending elements 10, 11, 12, 13 which establish connections between the vibration masses and are not directly connected to the frame 5. Of course, a corresponding displacement of the escape wheel 14 is then also necessary.
权利要求:
Claims (3)
[1]
1. A mechanical wristwatch with an oscillator (1) which is equipped with one or more vibrating masses (2, 3, 4), with at least one bending element (6, 7, 8, 9) for each vibrating mass (2, 3, 4) ) was hung individually on a frame (5), the clock further comprising an escape wheel (14) and anchor teeth (15, 16) which interact with the escape wheel (14), with at least one of the anchor teeth (15, 16) for these anchor teeth Bending elements (6, 7, 8, 9) are provided which are connected to the vibration mass (s) (2, 3, 4) and in which the anchor teeth (15, 16) are attached to at least one of the bending elements (6, 7 , 8, 9), characterized in that the anchor teeth (15, 16) are provided on individual bending elements (6, 7).
[2]
A mechanical wristwatch according to claim 1, wherein the at least one bending element (6-13) is provided with a rigid portion (6'-13 '), characterized in that the anchor teeth (15, 16) on the rigid portion (6' - 13 ') of the at least one bending element (6-13) are provided.
[3]
Mechanical wristwatch according to Claim 2, characterized in that the rigid portion (6 '- 13') has a percentage by weight of less than 5% of the weight of the oscillator (1)).
类似技术:
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EP0114326A1|1984-08-01|Safety key
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DE1260885B|1968-02-08|Leaf spring
EP0383840A1|1990-08-29|Osteosynthetic fastener for anchoring in bones
CH618065A|1980-07-15|Process for producing a watch component, and component produced by this process
同族专利:
公开号 | 公开日
JP2021067689A|2021-04-30|
NL2024076B1|2021-07-13|
CH716751A8|2021-08-16|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题

EP3032351A1|2014-12-09|2016-06-15|LVMH Swiss Manufactures SA|Timepiece mechanism, timepiece movement and timepiece having such a mechanism|
FR3059792B1|2016-12-01|2019-05-24|Lvmh Swiss Manufactures Sa|DEVICE FOR WATCHMAKING PART, CLOCK MOVEMENT AND TIMEPIECE COMPRISING SUCH A DEVICE|
NL2020384B1|2018-02-06|2019-08-14|Flexous Mech Ip B V|Mechanical watch oscillator|
法律状态:
2021-06-15| PK| Correction|Free format text: BERICHTIGUNG INHABER |
2021-08-16| PK| Correction|Free format text: BERICHTIGUNG A8 |
优先权:
申请号 | 申请日 | 专利标题
NL2024076A|NL2024076B1|2019-10-22|2019-10-22|A mechanical watch|
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