Magnetic stirrer

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Description

The magnetic stirrer is typically used in a laboratory setting, and is placed inside of a beaker to stir liquid, or mixtures of liquid and solid. The magnetic Stirrer comprises a main central body for enclosing a magnet within the main central body. The magnet within the main central body interacts with a magnetic stirrer plate, on which the beaker is placed. The magnetic stirrer plate causes the magnetic stirrer to spin inside of the beaker. The main central body of the magnetic stirrer is coupled with a plurality of protruding pieces.

FIG. 1 is a top and side perspective view of a magnetic stirrer of the present invention;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

Claims

The ornamental design for a magnetic stirrer set, as shown and described.

Referenced Cited
U.S. Patent Documents
D231981 July 1974 Paulsen
3850580 November 1974 Moore et al.
D343904 February 1, 1994 Silver et al.
D358659 May 23, 1995 Rohrabacher
5934179 August 10, 1999 Schmid et al.
6523993 February 25, 2003 Williams et al.
D472323 March 25, 2003 Sand
6572262 June 3, 2003 Russel-Smith
D558888 January 1, 2008 Ware
D561345 February 5, 2008 Flick
D571479 June 17, 2008 Wagner
7396153 July 8, 2008 Andersson
Patent History
Patent number: D596309
Type: Grant
Filed: Aug 7, 2008
Date of Patent: Jul 14, 2009
Inventors: Linsheng W. Tien (Irvine, CA), Nick J. Manesis (San Ramon, CA), Gene H. Huang (Irvine, CA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Anhdao Doan
Attorney: WPAT, P.C.
Application Number: 29/322,607
Classifications
Current U.S. Class: Mixer Or Grinder (63) (D24/220)