Super-thin hanging clock
US6922375B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Mar 17, 2003 |
| Grant date | Jul 26, 2005 |
| Priority date | — |
| Expiry date | Feb 2, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04C3/008
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A super-thin hanging clock includes a housing, a transparent cover, and a core that has a first shell, a second shell fitted with the first shell and having a swingable lid to hide the battery and a through hole for the button to pass through, a stator, a PC board with a control circuit, an electrically time-adjusting button, an electronic battery and a transmitting gear system consisting of a rotor, a transmitting gear, a minute gear, a front hour gear and an hour gear, whereby a coil of the stator is powered to rotate the rotor to rotate the transmitting gear provided with a toothed shaft engaging the minute gear provided with a toothed shaft engaging the front hour gear provided with a toothed shaft engaging the hour gear provided with a shaft connected to a shaft of a needle unit, thus making up the super-thin hanging clock.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.