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.

Date of Patent:
Apr. 18, 1989

Filed:

Dec. 23, 1987
Applicant:
Inventor:

Richard L Stottmann, Louisville, KY (US);

Assignee:

Whirlpool Corporation, Benton Harbor, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F / ;
U.S. Cl.
CPC ...
366142 ; 366 98 ; 366601 ; 318306 ;
Abstract

An electric food mixer includes an electronic control for operating the mixer in one of a plurality of three modes as selected by a user. In a normal mixing mode, the user selects the speed of the motor and starts and stops the motor by manually actuating a switch. In a timed mixing mode, the user selects the desired running time of the motor as well as the speed of the motor. The motor is started in this mode in response to the manual actuation of a switch, but automatically stops upon the expiration of the selected running time. In a utility timer mode, the mixer is controlled to operate as a utility count-down timer. Upon starting the mixer in the normal mixing mode or in the timed mixing mode, the motor is controlled to start at a slow start-up speed that is less than any of the selectable mixing speeds.


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