3298139

Information

• Patent Grant
• 3298139

• References
• Source

• Patent Number

  3,298,139

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1967
  57 years ago

• CPC

  • B24B57/04 - for feeding of solid grinding, polishing or lapping agents
  • B24B25/00 - Grinding machines of universal type
  • B24B27/00 - Other grinding machines or devices
  • B24B29/00 - Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
  • B24B41/00 - Component parts such as frames, beds, carriages, headstocks
  • B24B47/04 - by mechanical gearing only
  • B24B47/18 - for rotating the spindle at a speed adaptable to wear of the grinding wheel
  • B24B47/22 - Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation

• US Classifications

  • 451 - Abrading