2021553

Information

• Patent Grant
• 2021553

• References
• Source

• Patent Number

  2,021,553

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1935
  89 years ago

• CPC

  • D06F33/06 - substantially mechanically
  • Y10T74/1592 - Driven band and gripper
  • Y10T74/18152 - Belt or chain carried member
  • Y10T74/2102 - Adjustable
  • Y10T137/86928 - Sequentially progressive opening or closing of plural valves

• US Classifications

  • 074 - Machine element or mechanism
  • 137 - Fluid handling