Perpetual rotor
E623663
The Perpetual rotor is Rolex’s self-winding mechanical system that uses a semi-circular oscillating weight to continuously wind the watch as it is worn.
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
automatic winding system
ⓘ
self-winding watch mechanism ⓘ |
| associatedWith | Rolex Oyster case NERFINISHED ⓘ |
| brandAssociation | Rolex Perpetual label ⓘ |
| category |
horological innovation
ⓘ
watchmaking technology ⓘ |
| designedFor | wristwatches ⓘ |
| developedBy | Rolex NERFINISHED ⓘ |
| distinguishes | Rolex automatic watches from manual-wind watches NERFINISHED ⓘ |
| drives | mainspring barrel ⓘ |
| enables |
continuous winding while worn
ⓘ
maintenance of power reserve ⓘ |
| energySource | kinetic energy ⓘ |
| function |
automatic winding of mainspring
ⓘ
converts wrist motion into winding energy ⓘ |
| hasComponent |
central rotor
ⓘ
semi-circular oscillating weight ⓘ winding gear train ⓘ |
| hasEffect | reduces need for manual winding ⓘ |
| influenced | later automatic watch rotor designs ⓘ |
| introducedBy | Rolex founder Hans Wilsdorf NERFINISHED ⓘ |
| introducedIn | 1931 ⓘ |
| locatedIn | movement of the watch ⓘ |
| manufacturer | Rolex NERFINISHED ⓘ |
| marketedAs | Perpetual ⓘ |
| marketingTermOf | Rolex automatic winding system ⓘ |
| material | metal ⓘ |
| movementType | mechanical ⓘ |
| notableFor |
contribution to waterproof automatic watches
ⓘ
reliability in everyday wear ⓘ |
| operatesWhen | watch is worn on wrist ⓘ |
| operatingPrinciple | oscillating mass winds mainspring via reverser gears ⓘ |
| patentedBy | Rolex NERFINISHED ⓘ |
| patentType | self-winding mechanism patent ⓘ |
| poweredBy | wearer wrist movements ⓘ |
| requires | bidirectional or unidirectional winding system ⓘ |
| rotates | freely in both directions ⓘ |
| status | core feature of modern Rolex watches ⓘ |
| usedIn |
Rolex Oyster Perpetual watches
NERFINISHED
ⓘ
Rolex automatic movements NERFINISHED ⓘ |
| usedSince | 1930s ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.