Claims
- 1. An electric apparatus comprising: a pair of front and rear rollers, a floor detector for detecting a type of floor over which the electric apparatus is rolled, a switch operated by engagement with said floor detector, and a rotary brush device having a cylindrical body with a motor housed in the cylindrical body, an outer wall of the cylindrical body is provided with at least one of a brush, a thin-plate agitator, and a thin-plate scraper, the cylindrical body is provided at one end with a first opening for receiving outside air and a second opening at an opposite side of the cylindrical body, said first opening and said second opening being connected to one another through the inside of the motor;wherein the rotary brush device is operated by operation of the switch.
- 2. An electric apparatus comprising: a pair of front and rear rollers, a floor detector for detecting a type of floor over which the electric apparatus is rolled, a switch operated by engagement with said floor detector, and a rotary brush device having a cylindrical body having at least one of a brush agitator, a thin-plate agitator and a thin-plate scraper;a motor disposed in said cylindrical body and for rotating said cylindrical body; a speed reduction mechanism for reducing rotational speed of said motor; wherein said motor is disposed on a first end of said cylindrical body and said speed reduction mechanism is disposed on a second end of said cylindrical body; wherein the rotary brush device is operated by operation of the switch.
- 3. An electric apparatus comprising: a floor nozzle having disposed therein a rotary brush device having a cylindrical body having at least one of a brush agitator, a thin-plate agitator and a thin-plate scraper;a motor disposed in said cylindrical body and for rotating said cylindrical body; a speed reduction mechanism for reducing rotational speed of said motor; wherein said motor is disposed on a first end of said cylindrical body and said speed reduction mechanism is disposed on a second end of said cylindrical body, the floor nozzle having an intake chamber with a downwardly facing opening, an electric blower for air intake, a dust chamber for capturing dust, and a dust detector provided at a part of an air intake path connecting said intake chamber and the electric blower; wherein rotation of the cylindrical body of the rotary brush device is controlled in accordance with an output of said dust detector.
Parent Case Info
This application is a divisional of U.S. patent application Ser. No. 09/286,340, filed Apr. 5, 1999, which is a Continuation-In-Part of Application Ser. No. 09/055,020, filed Apr. 3, 1998. (Status: Abandoned).
US Referenced Citations (20)
Foreign Referenced Citations (7)
Number |
Date |
Country |
19706239 |
Apr 1998 |
DE |
467347 |
Jan 1992 |
EP |
293319 |
Sep 1928 |
GB |
370645 |
Apr 1932 |
GB |
668631 |
Mar 1952 |
GB |
07313411 |
Dec 1995 |
JP |
08038400 |
Feb 1996 |
JP |
Non-Patent Literature Citations (1)
Entry |
European Search Report dated Jan. 7, 2002, Application No. EP99 10 6662. |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09/055020 |
Apr 1998 |
US |
Child |
09/286340 |
|
US |