2639630

Information

• Patent Grant
• 2639630

• References
• Source

• Patent Number

  2,639,630

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1953
  71 years ago

• CPC

  • E21B3/06 - Adaptation of rotary draw works to drive rotary tables
  • Y10T74/19014 - Plural prime movers selectively coupled to common output
  • Y10T74/19088 - Bevel
  • Y10T74/19102 - Belt or chain

• US Classifications

  • 074 - Machine element or mechanism
  • 060 - Power plants
  • 474 - Endless belt power transmission systems or components