3575403

Information

• Patent Grant
• 3575403

• References
• Source

• Patent Number

  3,575,403

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1971
  53 years ago

• CPC

  • F16F1/41 - the spring consisting of generally conically arranged elements
  • B61F5/305 - incorporating rubber springs
  • F16F1/54 - loaded in compression and shear
  • F16F2236/123 - loaded in compression and shear

• US Classifications

  • 267 - Spring devices
  • 105 - Railway rolling stock
  • 213 - Railway draft appliances
  • 410 - Freight accommodation on freight carrier