Constant temperature circulator

- Preston Industries, Inc.
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Description

FIG. 1 is a isometric front view of the constant temperature circulator;

FIG. 2 is a front view of the constant temperature circulator as shown at FIG. 1;

FIG. 3 is a right side view of the constant temperature circulator as shown at FIG. 1;

FIG. 4 is a left side view of the constant temperature circulator as shown at FIG. 1;

FIG. 5 is a back view of the constant temperature circulator as shown at FIG. 1;

FIG. 6 is a top view of the constant temperature circulator as shown at FIG. 1; and,

FIG. 7 is a bottom view of the constant temperature circulator as shown at FIG. 1.

The broken lines shown in the drawing are for the purpose of illustrating portions of the article and form no part of the claimed design.

Claims

The ornamental design for a constant temperature circulator, as shown and described herein.

Referenced Cited
U.S. Patent Documents
D214165 May 1969 Sesholtz
3576378 April 1971 Hilmanowski
D222260 October 1971 Read et al.
4418544 December 6, 1983 Heybutzki et al.
D286320 October 21, 1986 Kingston
4786237 November 22, 1988 Hans
6604917 August 12, 2003 Casper et al.
D595821 July 7, 2009 Buron
D627041 November 9, 2010 Fournier
D646367 October 4, 2011 Knorck et al.
20090229258 September 17, 2009 Zapf et al.
Other references
  • Polyscience, Model 7312 Immersion Circulator, http://www.polyscience.com/lab/7312.html, 2 pages, printed Jan. 6, 2010.
  • Polyscience, Model 7306 and 712 Immersion Circulators, http://www.polyscience.com/lab/7306.html, 2 pages, printed Jan. 6, 2010.
  • Cole-Parmer, Polystat Immersion Circulators, WU-12120-00, http://www.coleparmer.com/catalog/productview.asp?sku=1212000&pfx=and http://static.coleparmer.com/largeimages/12120001.jpg, 3 pages, printed Jan. 6, 2010.
  • Cole-Parmer, Bath and Circulator Specifications Terminology, http://www.coleparmer.com/techinfo/print.asp?htmlfile=BathCircTerms.htm&ID=31, 2 pages, printed Jan. 6, 2010.
  • Thermo Scientific, Haake Immersion Circulators, WU-12206-40, http://www.coleparmer.com/catalog/productview.asp?sku=1220640&pfx= and http://www.static.coleparmer.com/largeimages/1220640.rtmo.jpg, 4 pages, printed Jan. 6, 2010.
  • Grant Optima Series K Clamp, GU-BO-Klamp, http://www.opticsplanet.net/grant-optima-series-immersion-circulators-boekel-scientific-klamp.html, 3 pages, printed Jan. 6, 2010.
  • Julabo, MC Heating Immersion Circulator Product Data Sheet and Operating Manual, http://www.julabo.de/en/pprint.asp?Produkt=MC and http://www.julabo.de/database/productimg/addimg2mb-mc.jpg, 51 pages, printed Jan. 6, 2010.
  • Polyscience, shield, http://www.cuisinetechnology.com/images/shield.jpg, 1 page, printed Jan. 6, 2010.
Patent History
Patent number: D693446
Type: Grant
Filed: Feb 1, 2012
Date of Patent: Nov 12, 2013
Assignee: Preston Industries, Inc. (Niles, IL)
Inventor: Philip Preston (Northfield, IL)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Aman
Application Number: 29/412,299
Classifications
Current U.S. Class: Heating Or Cooling (D23/314)