Electric carpet sweepers

• US 3,184,775 A
• Filed: 05/22/1962
• Issued: 05/25/1965
• Est. Priority Date: 05/22/1962
• Status: Expired due to Term

• Current Assignee: David F. Downey, John J. Moughty
• Original Assignee: David F. Downey, John J. Moughty
• Inventors: Downey, David F., Moughty, John J.
• Application Number:
  US04/196,781
• Time in Patent Office: 1,099 Days
• US Class Current: 15/328
• CPC Class Codes: A47L 11/202 having separate drive for the cleaning brushes
• CPC Class Codes: A47L 11/32 Carpet-sweepers combined with suction cleaners A47L7/02
• CPC Class Codes: A47L 11/40 Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
• CPC Class Codes: A47L 11/4002 Installations of electric equipment
• CPC Class Codes: A47L 11/4005 Arrangements of batteries or cells; Electric power supply arrangements
• CPC Class Codes: A47L 11/4013 Contaminants collecting devices, i.e. hoppers, tanks or the like
• CPC Class Codes: A47L 11/4025 Means for emptying
• CPC Class Codes: A47L 11/4041 Roll shaped surface treating tools
• CPC Class Codes: A47L 11/4044 Vacuuming or pick-up tools; Squeegees
• CPC Class Codes: A47L 11/4069 Driving or transmission means for the cleaning tools
• CPC Class Codes: A47L 11/4075 Handles; levers
• CPC Class Codes: A47L 11/4091 Storing or parking devices, arrangements therefor; Means allowing transport of the machine when it is not being used
• CPC Class Codes: A47L 11/4094 Accessories to be used in combination with conventional vacuum-cleaning devices
• CPC Class Codes: A47L 9/0411 driven by electric motor
• CPC Class Codes: A47L 9/0444 for conveying motion by endless flexible members, e.g. belts

Claims

1. IN AN ELECTRIC CARPET SWEEPER, A HOLLOW BODY FORMED WITH A LOWER ELONGATED INLET OPENING ADAPTED TO BE MOVED OVER A SURFACE TO BE CLEANED, WALLS FORMING A DIRT-RECEIVING COMPARTMENT WITHIN SAID BODY AND COMMUNICATING WITH SAID OPENING, A BRUSH ROTATABLY MOUNTED IN SAID BODY AND EXTENDING THROUGH SAID OPENING WHEREBY ROTATION THEREOF SWEEPS DIRT FROM SAID SURFACE THROUGH SAID OPENING INTO SAID COMPARTMENT, AN ELECTRIC MOTOR FOR DRIVING SAID BRUSH, A RECHARGEABLE ELECTRIC BATTERY WITHIN SAID BODY FOR SUPPLYING CURRENT TO SAID MOTOR, CONDUIT MEANS FOR CONNECTING SAID COMPARTMENT TO AN ELECTRIC VACUUM CLEANER FOR REMOVING ACCUMULATED DIRT FROM THE COMPARTMENT AND FOR INDUCING FLOW OF AIR THROUGH SAID