1922988

Information

• Patent Grant
• 1922988

• References
• Source

• Patent Number

  1,922,988

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1933
  91 years ago

• CPC

  • B61H13/04 - by mechanisms incorporating toothed gearing
  • Y10T74/1571 - Cooperating holding pawl
  • Y10T74/2048 - Gear, drum, and cable
  • Y10T74/20498 - Variable ratio

• US Classifications

  • 074 - Machine element or mechanism