Patent
   D348727
Priority
Jan 03 1992
Filed
Jan 03 1992
Issued
Jul 12 1994
Expiry
Jul 12 2008
Assg.orig
Entity
unknown
8
5
n/a
The ornamental design for a heat pump, as shown and described.

FIG. 1 is a perspective view of a heat pump embodying my new design;

FIG. 2 is a left side elevational view of the heat pump as shown in FIG. 1 on a reduced scale;

FIG. 3 is a rear elevational view of the heat pump as shown in FIG. 1 on a reduced scale;

FIG. 4 is a top plan view of the heat pump as seen in FIG. 1 on a reduced scale; and,

FIG. 5 is a bottom plan view of the heat pump as shown in FIG. 1, on a reduced scale.

The screen pattern fragmentarily shown in FIG. 1, is understood to extend uniformly throughout the area represented.

Sawyer, Kevin W.

Patent Priority Assignee Title
8640480, Nov 24 2009 FRIEDRICH AIR CONDITIONING CO , LTD Room air conditioner and/or heat pump
D566256, May 11 2005 Nonox Ltd. Filtering device
D624169, Jan 14 2010 Samsung Electronics Co., Ltd. Air cleaner with humidifying means
D674474, Feb 13 2012 Rentschler Reven GmbH Air cleaner
D704321, Feb 28 2013 Apparatus for filtering air
D755359, Nov 27 2014 Rentschler Reven GmbH Air cleaner
D831805, Jun 09 2017 Kogaku Technology Inc. Vertical heating module
D832413, Jun 09 2017 Kogaku Technology Inc. Air-duct type heating module
Patent Priority Assignee Title
2893220,
3385351,
4598558, Dec 13 1984 FRIEDRICH AIR CONDITIONING CO , A DIVISION OF U S NATURAL RESOURCES, INC Heat pump and method
4644759, Dec 13 1984 FRIEDRICH AIR CONDITIONING CO , A DIVISION OF U S NATURAL RESOURCES, INC Heat pump and method
D290996, Oct 24 1984 FRIEDRICH AIR CONDITIONING CO , A DIVISION OF U S NATURAL RESOURCES, INC Compact heat exchanger
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 19 1991SAWYER, KEVIN W CONSOLIDATED TECHNOLOGY CORPORATION A KY CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST 0059730205 pdf
Jan 03 1992Consolidated Technology Corporation(assignment on the face of the patent)
Mar 31 2000Consolidated Technology CorporationFRIEDRICH AIR CONDITIONING CO , A DIVISION OF U S NATURAL RESOURCES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0107420472 pdf
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