2643143

Information

• Patent Grant
• 2643143

• References
• Source

• Patent Number

  2,643,143

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1953
  71 years ago

• CPC

  • F16B7/1463 - with the expansion of an element inside the outer telescoping member due to the axial movement towards a wedge or a conical member
  • A63C11/221 - telescopic
  • E21D15/285 - by means of wedges or wedge combinations
  • Y10T403/1658 - Actuates retainer or blocker
  • Y10T403/32426 - Plural distinct positions
  • Y10T403/7066 - having actuator

• US Classifications

  • 403 - Joints and connections