Furnace
Latest Lennox Industries Inc. Patents:
- Motor inductance calibration system and method
- Indoor air quality monitors for HVAC systems
- Dynamic temperature control for a heating, ventilation, and air conditioning system
- System and method of operating an HVAC system based on particulate matter and air filter efficiency
- METHOD OF AND SYSTEM FOR COMPRESSOR COOLING TO ENHANCE AN OPERATING ENVELOPE AND IMPROVE PERFORMANCE
In the drawings, the broken lines depict unclaimed subject matter only and form no part of the claimed design.
Claims
The ornamental design for a “furnace,” as shown and described.
D285830 | September 23, 1986 | Daily et al. |
5377662 | January 3, 1995 | Mills et al. |
6389994 | May 21, 2002 | Chase et al. |
6494199 | December 17, 2002 | Zia et al. |
D483844 | December 16, 2003 | Yamamoto et al. |
D501544 | February 1, 2005 | Smith et al. |
D502253 | February 22, 2005 | Smith et al. |
D502254 | February 22, 2005 | Smith et al. |
D619689 | July 13, 2010 | Bartlett et al. |
D623280 | September 7, 2010 | Bartlett et al. |
Type: Grant
Filed: Jan 10, 2011
Date of Patent: May 24, 2011
Assignee: Lennox Industries Inc. (Richardson, TX)
Inventors: Jeff P. Gedcke (Gilbert, SC), Thomas Reed (Lexinton, SC)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania K Dworzecka
Application Number: 29/382,928