3881401

Information

• Patent Grant
• 3881401

• References
• Source

• Patent Number

  3,881,401

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1975
  50 years ago

• CPC

  • F16B39/02 - in which the locking takes place after screwing down
  • F16B21/16 - with grooves or notches in the pin or shaft
  • F16J10/02 - Cylinders designed to receive moving pistons or plungers
  • Y10S411/946 - Spring-seated

• US Classifications

  • 092 - Expansible chamber devices
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener