1886515

Information

• Patent Grant
• 1886515

• References
• Source

• Patent Number

  1,886,515

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1932
  92 years ago

• CPC

  • F28G3/166 - from external surfaces of heat exchange conduits
  • Y10T74/1555 - Rotary driven element
  • Y10T74/1579 - Reversible
  • Y10T74/19191 - Alternating rotary

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 074 - Machine element or mechanism
  • 091 - Motors: expansible chamber type