1800982

Information

• Patent Grant
• 1800982

• References
• Source

• Patent Number

  1,800,982

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1931
  93 years ago

• CPC

  • B23Q5/145 - fluid-operated
  • B23Q2705/066 - fluid pressure controlled
  • Y10T29/5111 - Pulley or wheel
  • Y10T29/5158 - Fluid operated
  • Y10T74/19326 - Fluid operated
  • Y10T409/305152 - with means to change rate of infeed
  • Y10T409/305936 - including fluid drive

• US Classifications

  • 091 - Motors: expansible chamber type
  • 029 - Metal working
  • 074 - Machine element or mechanism
  • 409 - Gear cutting, milling, or planing