Patent
   D333308
Priority
Oct 10 1990
Filed
Oct 10 1990
Issued
Feb 16 1993
Expiry
Feb 16 2007
Assg.orig
Entity
unknown
1
13
n/a
The ornamental design for a heat pump accessory, as shown and described.

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

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a side elevational view;

FIG. 5 is a side elevational view of the side opposite that shown in FIG. 4; and,

FIG. 6 is a top plan view, the opposite side being a mirror image.

Smart, Terry A.

Patent Priority Assignee Title
D341364, May 20 1991 Engine
Patent Priority Assignee Title
4009594, Jun 02 1975 KING-SEELEY THERMOS CO Hot gas defrosting apparatus
4103506, Jan 21 1975 Robert Bosch GmbH Method and arrangement for controlling the operation of a cooling system in an automotive vehicle
4301662, Jan 07 1980 Environ Electronic Laboratories, Inc. Vapor-jet heat pump
4351161, Dec 12 1977 Solar Energy of Colorado, Inc. Method and apparatus for using solar energy to augment a refrigerant heating and cooling system
4373354, Sep 28 1981 CHEMICAL BANK, AS COLLATERAL AGENT Combination discharge gas muffler and water heater
4628706, Sep 04 1984 Neura Elektronics Technische Anlagen Gesellschaft mbH Process of defrosting an evaporator of a refrigeration system
4688390, May 27 1986 AMERICAN STANDARD INTERNATIONAL INC Refrigerant control for multiple heat exchangers
4727727, Feb 20 1987 Electric Power Research Institute, Inc. Integrated heat pump system
4732007, Dec 23 1986 Gas Technology Institute Auxiliary thermal interface to cooling/heating systems
4766734, Sep 08 1987 Electric Power Research Institute, Inc. Heat pump system with hot water defrost
4878361, Sep 30 1988 MANITOWOC FOODSERVICE COMPANIES, INC Harvest cycle refrigerant control system
4910969, Feb 19 1987 Apparatus for heat recovery by using a heat-pump system
GB865997,
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