Turbine driven sweeper attachments for vacuum cleaners

• US 2,962,748 A
• Filed: 07/05/1957
• Issued: 12/06/1960
• Est. Priority Date: 09/17/1956
• Status: Expired due to Term

• Current Assignee: Gerald M. Magarian
• Original Assignee: Gerald M. Magarian
• Inventors: Magarian, Gerald M.
• Application Number:
  US03/670,079
• Time in Patent Office: 1,250 Days
• US Class Current: 15/387
• CPC Class Codes: A47L 9/0416 driven by fluid pressure, e.g. by means of an air turbine
• CPC Class Codes: A47L 9/0444 for conveying motion by endless flexible members, e.g. belts
• CPC Class Codes: A47L 9/0455 Bearing means therefor
• CPC Class Codes: F01D 15/00 Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby

Claims