3902278

Information

• Patent Grant
• 3902278

• References
• Source

• Patent Number

  3,902,278

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • B24B19/09 - for grinding trochoidal surfaces
  • B24B19/095 - using templates
  • Y10S451/919 - Wankel
  • Y10T82/122 - Forming non-circular bore
  • Y10T409/304368 - Means to mill epitrochoidal shape
  • Y10T409/305656 - including means to support work for rotation during operation

• US Classifications

  • 451 - Abrading
  • 082 - Turning
  • 409 - Gear cutting, milling, or planing