2869329

Information

• Patent Grant
• 2869329

• References
• Source

• Patent Number

  2,869,329

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1959
  66 years ago

• CPC

  • E02D7/30 - by driving cores
  • Y10T279/1024 - Directly expanding jaws
  • Y10T279/1283 - Fluid pressure directly moves jaws
  • Y10T279/3456 - Padded or cushioned jaw

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 242 - Winding, tensioning, or guiding
  • 279 - Chucks or sockets