3257913

Information

• Patent Grant
• 3257913

• References
• Source

• Patent Number

  3,257,913

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1966
  59 years ago

• CPC

  • F01B25/14 - peculiar to particular kinds of machines or engines
  • B23B45/04 - driven by fluid-pressure or pneumatic power
  • B24B55/00 - Safety devices for grinding or polishing machines Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
  • F01D15/06 - Adaptations for driving, or combinations with, hand-held tools or the like control thereof

• US Classifications

  • 418 - Rotary expansible chamber devices
  • 091 - Motors: expansible chamber type
  • 173 - Tool driving or impacting