2921476

Information

• Patent Grant
• 2921476

• References
• Source

• Patent Number

  2,921,476

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1960
  65 years ago

• CPC

  • G04B13/002 - where rotation in one direction is changed into a stepping movement
  • Y10T74/1502 - Escapement
  • Y10T74/1503 - Rotary to intermittent unidirectional motion
  • Y10T74/18528 - Rotary to intermittent unidirectional motion

• US Classifications

  • 074 - Machine element or mechanism
  • 188 - Brakes
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology