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US 12,687,817 B2Granted
Calendar mechanism with season display for a timepiece
AssigneePatek Philippe SA Geneve
InventorsSamuel Tanner, Julien Feyer
Life of this patent
Estimating the term…
Abstract
The calendar mechanism with display of the seasons for a timepiece includes a drive wheel, the angular position of which is representative of the date, a season display member and a season display drive member arranged to be driven by the drive wheel and to drive the season display member only during a predetermined time interval, of less than thirty days, every three months.
Claims18
Calendar mechanism with display of the seasons for a timepiece, comprising:
- a drive wheel, the angular position of which is representative of the date,
- a season display member, and
- a season display drive member arranged to be driven by the drive wheel and to drive the season display member only during a predetermined time interval, of less than thirty days, every three months,
- wherein the season display drive member is arranged in order, during the predetermined time interval, to move the season display member by several pitches distributed over several days.
1 more element
Calendar mechanism with display of the seasons for a timepiece, comprising:
- a drive wheel, the angular position of which is representative of the date,
- a season display member, and
- a season display drive member arranged to be driven by the drive wheel and to drive the season display member only during a predetermined time interval, of less than thirty days, every three months,
- wherein the season display drive member forms part of a wheel assembly arranged to be driven by the drive wheel and further comprising a month display drive member, and
- wherein said wheel assembly is a quarter year wheel assembly making one turn in three months, wherein the season display drive member is a wheel comprising a toothed sector and wherein the month display drive member is another wheel comprising three teeth located at 120° with respect to each other.
2 more elements
Calendar mechanism with display of the seasons for a timepiece, comprising:
- a drive wheel, the angular position of which is representative of the date,
- a season display member, and
- a season display drive member arranged to be driven by the drive wheel and to drive the season display member only during a predetermined time interval, of less than thirty days, every three months,
- wherein the drive wheel is coaxial to a date wheel arranged to drive a date indicator member and to be driven by a date drive wheel assembly, and
- wherein the drive wheel is arranged to be driven by the date drive wheel assembly in a time-offset manner with respect to the driving of the date wheel during the predetermined time interval.
2 more elements
Dependencies are inferred from the claim text.