3439550

Information

• Patent Grant
• 3439550

• References
• Source

• Patent Number

  3,439,550

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1969
  56 years ago

• CPC

  • H01Q3/08 - for varying two co-ordinates of the orientation
  • F16H25/2204 - with balls
  • F16H25/2209 - with arrangements for taking up backlash
  • F16H57/02004 - the gears being positioned relative to one another by rolling members or by specially adapted surfaces on the gears
  • F16H2025/2242 - Thread profile of the screw or nut showing a pointed "gothic" arch in cross-section
  • Y10T74/19716 - Non-linear screw

• US Classifications

  • 074 - Machine element or mechanism
  • 343 - Communications: radio wave antennas