1988636

Information

• Patent Grant
• 1988636

• References
• Source

• Patent Number

  1,988,636

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1935
  90 years ago

• CPC

  • F16H61/0274 - Control units where shifting is directly initiated by the driver
  • F16H2716/14 - only with toothed wheels remaining engaged
  • Y10T74/2069 - Handle release

• US Classifications

  • 475 - Planetary gear transmission systems or components
  • 074 - Machine element or mechanism