2934963

Information

• Patent Grant
• 2934963

• References
• Source

• Patent Number

  2,934,963

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1960
  64 years ago

• CPC

  • H03J1/20 - the auxiliary power being switched on as long as controlling current is switched on
  • Y10T74/20474 - Rotatable rod, shaft, or post
  • Y10T74/2186 - Gear casings
  • Y10T279/27 - Separate chuck-actuating power source

• US Classifications

  • 074 - Machine element or mechanism
  • 269 - Work holders
  • 279 - Chucks or sockets
  • 285 - Pipe joints or couplings
  • 455 - Telecommunications
  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts