Classifications

• • G—PHYSICS
  • G04—HOROLOGY
  • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
  • G04C11/00—Synchronisation of independently-driven clocks
  • G04C11/04—Synchronisation of independently-driven clocks over a line
• • G—PHYSICS
  • G04—HOROLOGY
  • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
  • G04C13/00—Driving mechanisms for clocks by primary clocks
  • G04C13/02—Circuit arrangements; Electric clock installations
  • G04C13/03—Pulse transmission systems with additional means for setting the time indication of secondary clocks
• • G—PHYSICS
  • G04—HOROLOGY
  • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
  • G04C15/00—Clocks driven by synchronous motors
  • G04C15/0009—Clocks driven by synchronous motors without power-reserve
  • G04C15/0018—Clocks driven by synchronous motors without power-reserve provided with hand-actuated starting device
• • G—PHYSICS
  • G04—HOROLOGY
  • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
  • G04C15/00—Clocks driven by synchronous motors
  • G04C15/0063—Synchronous clock systems, e.g. provided with radiolink or using transmission of alternating current via existing power distribution lines
  • G04C15/0072—Setting the time-indicating means, e.g. by controlling the frequency or by changing the drive of the separate clocks by using an auxiliary motor

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Power Engineering (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=3569112

Family Applications (2)

Family Applications Before (1)

Country Status (2)

• 1959
  • 1959-07-02 AT AT485459A patent/AT214006B/de active
• 1960
  • 1960-06-14 CH CH676760A patent/CH372000A/de unknown
  • 1960-06-14 CH CH676760D patent/CH676760A4/xx unknown

Also Published As

Similar Documents