The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 04, 2000
Filed:
Mar. 21, 1997
George E Hendrix, Florissant, MO (US);
Emerson Electric Co., St. Louis, MO (US);
Abstract
A portable electric tool vacuum cleaner control to permit use of a vacuum cleaner independent of and in conjunction with a portable electric tool is disclosed. The vacuum cleaner control includes a motor control circuit and a motor for operating the vacuum cleaner. An electrical outlet is provided on the vacuum cleaner, which is connected to the vacuum cleaner motor control circuit, to enable a portable electric tool to be plugged into the vacuum cleaner electrical outlet. A three position on/off/automatic switch is provided on the vacuum cleaner for operating the vacuum cleaner motor control circuit to enable independent operation of the vacuum cleaner or joint operation of the portable electric tool in conjunction with the vacuum cleaner, as desired.