2804515

Information

• Patent Grant
• 2804515

• References
• Source

• Patent Number

  2,804,515

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1957
  67 years ago

• CPC

  • D07B7/08 - Alarms or stop motions responsive to exhaustion or breakage of filamentary material fed from supply reels or bobbins
  • F16P7/02 - by causing the machine to stop on the occurence of dangerous conditions therein
  • H01H7/02 - with fluid timing means
  • H01H19/62 - Contacts actuated by radial cams
  • H01H35/10 - Centrifugal switches
  • H01H35/144 - operated by vibration
  • H01H36/0073 - actuated by relative movement between two magnets

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 073 - Measuring and testing