2188407

Information

• Patent Grant
• 2188407

• References
• Source

• Patent Number

  2,188,407

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1940
  84 years ago

• CPC

  • B21F1/04 - Undulating
  • A44B19/42 - Making by processes not fully provided for in one other class
  • B21F11/00 - Cutting wire
  • B21F11/005 - springs
  • B21F35/04 - Making flat springs
  • B21F43/00 - Making bands
  • Y10S83/953 - with work support
  • Y10T83/4564 - With means to produce plurality of work-feed increments per tool cycle
  • Y10T83/4625 - Gearing modified to lock the work-feed means
  • Y10T83/4647 - One-revolution clutch in tool drive

• US Classifications

  • 083 - Cutting
  • 072 - Metal deforming
  • 140 - Wireworking