1930490

Information

• Patent Grant
• 1930490

• References
• Source

• Patent Number

  1,930,490

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1933
  91 years ago

• CPC

  • E05F3/08 - in which a torsion spring rotates a member around an axis arranged in the direction of the axis of the piston
  • E05F1/1215 - with a canted-coil torsion spring
  • Y10T16/276 - Liquid

• US Classifications

  • 016 - Miscellaneous hardware
  • 188 - Brakes