2552822

Information

• Patent Grant
• 2552822

• References
• Source

• Patent Number

  2,552,822

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1951
  73 years ago

• CPC

  • B60S1/4064 - the channel-shaped end being provided with protrusions on, or holes in, the side walls to create a pivot
  • B60S1/3404 - the wiper blades being moved substantially parallel with themselves
  • B60S1/3406 - the wiper blades being rotated with respect to the wiper arms around an axis perpendicular to the wiped field
  • B60S1/4038 - for arms provided with a channel-shaped end
  • B60S1/4087 - the end being provided with protrusions or holes
  • B60S1/3497 - Additional means for guiding the blade other than the arm or blade joint
  • Y10T74/18888 - Reciprocating to or from oscillating

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 074 - Machine element or mechanism