Portable object provided with a device for measuring atmospheric pressure

Patent metadata

Field	Value
Publication number	US-9389133-B2
Application number	US-201414219174-A
Country	US
Kind code	B2
Filing date	Mar 19, 2014
Priority date	Jun 24, 2013
Publication date	Jul 12, 2016
Grant date	Jul 12, 2016

Abstract

Portable object provided with a mechanism for measuring atmospheric pressure, the atmospheric pressure measuring mechanism including an atmospheric pressure sensor whose geometric dimensions vary with atmospheric pressure fluctuations, the variations in the geometric dimensions of the atmospheric pressure sensor being applied to a device displaying a barometric tendency connected to the atmospheric pressure sensor via a coupling mechanism actuated by a user, the coupling mechanism being capable of being switched between a first position, in which the kinematic connection between the atmospheric pressure sensor and the barometric tendency display device is interrupted, and a second position in which the barometric tendency display device is kinematically coupled to the atmospheric pressure sensor.

First claim

What is claimed is:

1. A portable object comprising:
a mechanism for measuring atmospheric pressure, the atmospheric pressure measuring mechanism including an atmospheric pressure sensor whose geometric dimensions vary with atmospheric pressure fluctuations, wherein the variations in the geometric dimensions of the atmospheric pressure sensor are applied to a device displaying a barometric tendency connected to the atmospheric pressure sensor via a coupling mechanism actuated by a user,
wherein the coupling mechanism is switchable on demand of the user between a first position, in which a kinematic connection between the atmospheric pressure sensor and the barometric tendency display device is interrupted, and a second position in which the barometric tendency display device is kinematically coupled to the atmospheric pressure sensor.

2. The portable object according to claim 1 , wherein the barometric tendency display device includes a first barometric tendency display cam.

3. The portable object according to claim 2 , wherein the first barometric tendency display cam has a profile of intermediate radius framed by a profile of smaller radius and by a profile of greater radius.

4. The portable object according to claim 2 , wherein the first display cam is a cam with a snail profile.

5. The portable object according to claim 1 , wherein the atmospheric pressure sensor is a mechanical pressure sensor.

6. The portable object according to claim 5 , wherein the atmospheric pressure sensor is an aneroid type sensor.

7. The portable object according to claim 5 , wherein the coupling mechanism includes a coupling wheel carried by a coupling lever, wherein the coupling lever is actuatable by the user between a first position in which the coupling wheel is free, and a second position in which the coupling wheel provides the kinematic connection between the atmospheric pressure sensor and a barometric tendency display wheel to which the first barometric tendency display cam is connected.

8. The portable object according to claim 6 , wherein the coupling mechanism includes a coupling wheel carried by a coupling lever, wherein the coupling lever is actuatable by the user between a first position in which the coupling wheel is free, and a second position in which the coupling wheel provides the kinematic connection between the atmospheric pressure sensor and a barometric tendency display wheel to which the first barometric tendency display cam is connected.

9. The portable object according to claim 7 , wherein the coupling lever, to be able to switch the coupling mechanism between the first and second positions, is provided with a beak via which the coupling lever bears on a column wheel whose movement is controlled by the user via a push button and a control lever.

10. The portable object according to claim 8 , wherein the coupling lever, to be able to switch the coupling mechanism between the first and second positions, is provided with a beak via which the coupling lever bears on a column wheel whose movement is controlled by the user via a push button and a control lever.

11. The portable object according to claim 5 , wherein an altitude display device is inserted between the atmospheric pressure sensor and the coupling mechanism, wherein the altitude display device is permanently meshed with the atmospheric pressure sensor and is temporarily meshed with the barometric tendency display device when the coupling mechanism is actuated.

12. The portable object according to claim 6 , wherein an altitude display device is inserted between the atmospheric pressure sensor and the coupling mechanism, wherein the altitude display device is permanently meshed with the atmospheric pressure sensor and is temporarily meshed with the barometric tendency display device when the coupling mechanism is actuated.

13. The portable object according to claim 11 , wherein the altitude display device includes a second cam whose profile represents altitude variation with atmospheric pressure and is followed by a second feeler arm that carries a second altitude indicator hand.

14. The portable object according to claim 12 , wherein the altitude display device includes a second cam whose profile represents altitude variation with atmospheric pressure and is followed by a second feeler arm that carries a second altitude indicator hand.

15. The portable object according to claim 5 , wherein the coupling mechanism is switchable on demand of the user between a first position in which the coupling mechanism is only meshed with the atmospheric pressure sensor, and a second position in which the coupling mechanism provides a kinematic connection between the atmospheric pressure sensor and the barometric tendency display device.

16. The portable object according to claim 6 , wherein the coupling mechanism is switchable on demand of the user between a first position in which the coupling mechanism is only meshed with the atmospheric pressure sensor, and a second position in which the coupling mechanism provides a kinematic connection between the atmospheric pressure sensor and the barometric tendency display device.

17. The portable object according to claim 15 , wherein the coupling mechanism includes a sliding pinion carried by a coupling lever, wherein the coupling lever is actuatable by the user between a first position in which the sliding pinion is only meshed with the atmospheric pressure sensor, and a second position in which the sliding pinion provides the kinematic connection between the atmospheric pressure sensor and a barometric tendency display wheel to which the first barometric display cam is connected.

18. The portable object according to claim 16 , wherein the coupling mechanism includes a sliding pinion carried by a coupling lever, wherein the coupling lever is actuatable by the user between a first position in which the sliding pinion is only meshed with the atmospheric pressure sensor, and a second position in which the sliding pinion provides the kinematic connection between the atmospheric pressure sensor and a barometric tendency display wheel to which the first barometric display cam is connected.

19. The portable object according to claim 17 , wherein the coupling lever, to be able to switch the coupling mechanism between the first and second positions, is provided with a beak via which the coupling lever bears on a column wheel whose movement is controlled by the user via a push button and a control lever.

20. The portable object according to claim 18 , wherein the coupling lever, to be able to switch the coupling mechanism between the first and second positions, is provided with a beak via which the coupling lever bears on a column wheel whose movement is controlled by the user via a push button and a control lever.

21. The portable object according to claim 15 , wherein, in the first position thereof, the coupling mechanism provides the kinematic connection between the atmospheric pressure sensor and an altitude display device.

22. The portable object according to claim 16 , wherein, in the first position thereof, the coupling mechanism provides the kinematic connection between the atmospheric pressure sensor and an altitude display device.

23. The portable object according to claim 17 , wherein, in the first position thereof, the coupling mechanism provides the kinematic connection between the atmospheric pressure sensor and an altitude display device.

24. The portable obje

Assignees

• Montres Breguet Sa

Inventors

• Junod Benoit
• Sarchi Davide
• Zaugg Alain
• Pittet Jan

Classifications

• G01L7/02 Primary

  in the form of elastically-deformable gauges · CPC title

• G04B47/066

  with a pressure sensor · CPC title

• G01C5/06 Primary

  by using barometric means · CPC title