# US 2014/0360221 A1 · Circular evaporating coil with backward inclined blower wheel with a vertical axis rotatable discharge shroud

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- Number: US 2014/0360221 A1
- Document ID: US20140360221A1
- Status: Published application
- Kind: A1
- Application number: 14/302,237
- Filed: 2014-06-11
- Published: 2014-12-11
- Earliest claimed: 2013-06-11
- Assignees: Pompanette, Inc.
- Applicants: Pompanette, LLC
- Inventors: James H. Kyle; Henry E. Bandy; David Allen Smith
- Web page: https://patentgrep.com/patent/US20140360221A1

## CPC

- F25B 39/02: Evaporators
- B63J 2/04: of living spaces
- F24F 1/0003: characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
- F25B 1/005: {of the single unit type (F25B1/10 takes precedence)}
- F25B 2400/071: Compressor mounted in a housing in which a condenser is integrated
- F25B 2500/01: Geometry problems, e.g. for reducing size
- F25B: REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- B63J: AUXILIARIES ON VESSELS
- F24F: AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced B08B15/00; vertical ducts for carrying away waste gases from buildings E04F17/02; tops for chimneys or ventilating shafts, terminals for flues F23L17/02)

## Abstract

An air conditioning unit including a condenser, a compressor, an evaporator system having an evaporator coil and a plurality of evaporator fins in contact with the evaporator coil, wherein the evaporator system forms a generally hollow cylindrical shape, a blower having an intake side and an exhaust side, the blower adapted to draw a volume of air through the plurality of evaporator fins and expel the volume of air in a direction generally perpendicular with a longitudinal axis of the evaporator system, and an exhaust shroud arranged adjacent the exhaust side of the blower, wherein the exhaust shroud is adapted for rotational movement about the longitudinal axis of the evaporator system, the compressor is arranged in fluid communication with the evaporator system and the condenser, and the evaporator is arranged in fluid communication with the condenser.

## Claims

### Claim 1

An air conditioning unit comprising:
a condenser;
a compressor;
an evaporator system comprising an evaporator coil and a plurality of evaporator fins in contact with the evaporator coil, wherein the evaporator system forms a generally hollow cylindrical shape;
a blower comprising an intake side and an exhaust side, the blower adapted to draw a volume of air through the plurality of evaporator fins and expel the volume of air in a direction generally perpendicular with a longitudinal axis of the evaporator system; and,
an exhaust shroud arranged adjacent the exhaust side of the blower, wherein the exhaust shroud is adapted for rotational movement about the longitudinal axis of the evaporator system, the compressor is arranged in fluid communication with the evaporator system and the condenser, and the evaporator is arranged in fluid communication with the condenser.

### Claim 2 (depends on 1)

The air conditioning unit of claim 1 wherein the evaporator coil forms the generally hollow cylindrical shape.

### Claim 3 (depends on 1)

The air conditioning unit of claim 1 wherein the plurality of evaporator fins forms the generally hollow cylindrical shape.

### Claim 4 (depends on 1)

The air conditioning unit of claim 1 further comprising a duct, wherein the evaporator system comprises a first end and a second end opposite the first end, the duct is arranged at the second end between the evaporator system and the blower, and the blower draws the volume of air through the plurality of evaporator fins, through the duct and expels the volume of air into the exhaust shroud.

### Claim 5 (depends on 4)

The air conditioning unit of claim 4 further comprising a shaped base unit arranged at the first end opposite the blower, and the shaped base unit directs the volume of air towards the duct.

### Claim 6 (depends on 4)

The air conditioning unit of claim 4 further comprising a retaining ring and the exhaust shroud comprises a circumferential flange, wherein the duct is arranged adjacent the second end, the circumferential flange is arranged adjacent the duct and the retaining ring is arranged adjacent the circumferential flange, whereby the exhaust shroud is rotatable about the longitudinal axis.

### Claim 7 (depends on 1)

The air conditioning unit of claim 1 further comprising a shaped base unit, wherein the evaporator system comprises a first end and a second end opposite the first end, the shaped base unit is arranged at the first end opposite the blower, and the shaped base unit directs the volume of air towards the blower.

### Claim 8 (depends on 1)

The air conditioning unit of claim 1 further comprising a retaining ring and the exhaust shroud comprises a circumferential flange, wherein the evaporator system comprises a first end and a second end opposite the first end, the circumferential flange is arranged adjacent the second end and the retaining ring is arranged adjacent the circumferential flange, whereby the exhaust shroud is rotatable about the longitudinal axis.

### Claim 9 (depends on 1)

The air conditioning unit of claim 1 wherein the exhaust shroud is adapted to rotate approximately two hundred seventy degrees about the longitudinal axis.

### Claim 10

An air conditioning unit comprising:
a condenser;
a compressor;
an evaporator system comprising an evaporator coil and a plurality of evaporator fins in contact with the evaporator coil, wherein the evaporator system forms a generally hollow cylindrical shape;
a blower comprising an intake side and an exhaust side, the blower adapted to draw a volume of air through the plurality of evaporator fins and expel the volume of air in a direction generally perpendicular with a longitudinal axis of the evaporator system;
an exhaust shroud arranged adjacent the exhaust side of the blower, wherein the exhaust shroud is adapted for rotational movement about the longitudinal axis of the evaporator system, the compressor is arranged in fluid communication with the evaporator system and the condenser, and the evaporator is arranged in fluid communication with the condenser; and,
a mounting pan, wherein the compressor and the evaporator system are secured to the mounting pan.

### Claim 11

An air conditioning unit comprising:
an evaporator system comprising an evaporator coil and a plurality of evaporator fins in contact with the evaporator coil, wherein the evaporator system forms a generally hollow cylindrical shape;
a blower comprising an intake side and an exhaust side, the blower adapted to draw a volume of air through the plurality of evaporator fins and expel the volume of air in a direction generally perpendicular with a longitudinal axis of the evaporator system; and,
an exhaust shroud arranged adjacent the exhaust side of the blower, wherein the exhaust shroud is adapted for rotational movement about the longitudinal axis of the evaporator system.
