# US 10,477,853 B2 · Heating chamber system and method for insect extermination

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- Number: US 10,477,853 B2
- Document ID: US10477853B2
- Status: Granted
- Kind: B2
- Application number: 15/170,798
- Filed: 2016-06-01
- Published: 2016-12-08
- Granted: 2019-11-19
- Earliest claimed: 2015-06-04
- Assignees: Zappbug, Inc.
- Applicants: ZappBug, Inc.
- Inventors: Cameron Todd Wheeler; Rosalie Siobhan Eckert-Jantzie; Tiffany Michelle Larson; Matthew John Scanlan
- Web page: https://patentgrep.com/patent/US10477853B2

## CPC

- A01M 1/22: {Killing insects} by electric means (electric circuits therefor H05C)
- A01M 1/2094: {killing insects by using temperature, e.g. flames, steam or freezing (A01M1/22 takes precedence)}
- A01M 13/003: {Enclosures for fumigation, e.g. containers, bags or housings}
- A01M 19/00: Apparatus for the destruction of noxious animals, other than insects, by hot water, steam, hot air, or electricity {(electric traps A01M23/38)}
- F24H 3/02: with forced circulation
- G06F 3/04883: for inputting data by handwriting, e.g. gesture or text
- A01M 2200/01: Insects
- A01M: CATCHING, TRAPPING OR SCARING OF ANIMALS (appliances for catching swarms or drone-catching A01K57/00; fishing A01K69/00 - {A01K99/00}; biocides, pest repellants or attractants A01N); APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- F24H: FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL (steam generation F22)
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

A heating chamber system for heat-treating items infested by insects, and methods for manufacturing and using same. The heating chamber system includes an enclosed heating chamber; a bottom portion defining a portion of the enclosed heating chamber and includes a floor skirt and a floor; a top portion defining a portion of the enclosed heating chamber and including a plurality of sidewalls and a roof; and a collapsible architecture configured to support the top portion.

## Claims

### Claim 1

A heating chamber system comprising:
an enclosed heating chamber;
a bottom portion defining a lower portion of the enclosed heating chamber and includes a floor skirt and a floor;
a top portion defining an upper portion of the enclosed heating chamber and including a plurality of sidewalls and a roof;
a collapsible architecture configured to support the top portion; and
a heating system comprising:
a heater configured to generate and expel heated air, the heater including a set of electrically isolated heating elements;
a control system operably coupled to the heater and configured to control the generation of the heated air by the heater, the control system including:
a touch-screen interface; and
more than two electrically isolated power cord assemblies configured to simultaneously provide power of a same voltage to a respective electrically isolated heating element of the set of electrically isolated heating elements, the power of the same voltage originating from separate outlet receptacles associated with one or more circuits having the same voltage that the power cord assemblies are respectively plugged into simultaneously, each power cord assembly of the power cord assemblies having a cord and a plug;
wherein the control system is operably connected to a remote user device via a wireless network such that the control system can send data regarding a state of the heating chamber to the user device and such that the user device can send control instructions to the control system such that the control system controls the state of the heating chamber based on the control instructions received from the user device;
wherein the control system is configured to generate a treatment cycle based on the instructions received from the remote user device and the touch-screen interface, where the treatment cycle includes:
a first portion that substantially utilizes a maximum power available from the one or more power circuits that the heating chamber system draws the power from, the first portion having a duration of about 3 hours; and
a second portion after the first portion having a lower power-consumption mode that utilizes 80% or less of the maximum power available from the one or more power circuits;
wherein the control system is further configured to generate the treatment cycle based at least in part on a received first indication of whether the power cord assemblies are coupled with two or three separate electrical power circuits of the one or more power circuits, the first indication receivable via at least one of the user device and the touch screen interface;
wherein the control system is further configured to generate the treatment cycle based at least in part on a received second indication of an amperage of the two or three separate electrical power circuits of the one or more power circuits, the second indication receivable via at least one of the user device and the touch-screen interface.

### Claim 2 (depends on 1)

The heating chamber system of claim 1, further comprising the heater disposed within the enclosed heating chamber.

### Claim 3 (depends on 1)

The heating chamber system of claim 1 further comprising an elongated heating assembly coupled to the heater and configured to receive the heated air from the heater and introduce at least a portion of the heated air to the enclosed heating chamber.

### Claim 4 (depends on 3)

The heating chamber system of claim 3, wherein the elongated heating assembly comprises a heating tube having an air-permeable mesh strip that defines a portion of a length of the heating tube.

### Claim 5

A heating chamber system for treating items infested by insects comprising:
an enclosed heating chamber;
a bottom portion defining a lower portion of the enclosed heating chamber and including a floor skirt and a floor;
a top portion defining an upper portion of the enclosed heating chamber and including a plurality of sidewalls and a roof, the top portion coupled to the floor skirt about a bottom edge of the top portion;
a collapsible architecture configured to support the top portion;
a heater disposed within the enclosed heating chamber and configured to generate and expel heated air, the heater including a heating array having four electrically isolated heating elements;
an elongated heating assembly coupled to the heater configured to receive the heated air and introduce at least a portion of the heated air to the enclosed heating chamber;
a control system disposed external to the heating chamber and operably coupled to the heater and configured to control the generation of the heated air by the heater, the control system including:
a touch-screen interface configured to present controls for the heater; and
four electrically isolated power cord assemblies configured to simultaneously provide power of a same voltage to a respective heating element of the four electrically isolated heating elements, the power of the same voltage originating from four separate outlet receptacles associated with one or more circuits having the same voltage that the power cord assemblies are respectively plugged into simultaneously, each power cord assembly of the power cord assemblies having a cord and a plug;
wherein the control system is operably connected to a remote user device via a wireless network such that the control system sends data regarding a state of the heating chamber to the user device and such that the user device sends control instructions to the control system and the control system controls the state of the heating chamber based on the control instructions received from the user device;
wherein the control system is configured to generate a heating treatment cycle based on the instructions receivable from the remote user device and the touch-screen interface, where the treatment cycle includes:
a first portion that substantially utilizes a maximum power available from the one or more power circuits that the heating chamber system draws the power from, the first portion having a duration of about 3 hours; and
a second portion after the first portion having a lower power-consumption mode that utilizes 80% or less of the maximum power available from the one or more power circuits;
wherein the control system is further configured to generate the treatment cycle based at least in part on a received first indication of whether the power cord assemblies are coupled with two or three separate electrical power circuits of the one or more power circuits, the first indication receivable via the user device and the touch-screen interface; and
wherein the control system is further configured to generate the treatment cycle based at least in part on a received second indication of an amperage of the two or three separate electrical power circuits of the one or more power circuits, the second indication receivable via the user device and the touch-screen interface.

### Claim 6 (depends on 5)

The heating chamber system of claim 5, wherein the heating chamber system is configured to assume a disassembled configuration operable to fit through standard doors, and wherein the heating chamber system is configured assume an assembled configuration that is not operable to fit through the standard doors.

### Claim 7 (depends on 5)

A plurality of separate heating chamber systems for treating items infested by insects, the plurality of separate heating chamber systems each including the heating chamber system of claim 5,
wherein the user device is remote from each separate heating chamber system of the plurality of separate heating chamber systems and is configured to receive the data regarding the state of the each separate heating chamber system of the plurality of separate heating chamber systems and control the each separate heating chamber system of the plurality of separate heating chamber systems.

### Claim 8 (depends on 5)

The heating chamber system of claim 5, wherein the touch-screen interface and the user device are configured to display:
temperature detected by one or more sensors associated with the heating chamber,
current air temperature of the heating chamber,
elapsed time of the treatment cycle, and
estimated time remaining in the treatment cycle.

### Claim 9 (depends on 5)

The heating chamber system of claim 5, wherein the wireless network comprises the Internet.

### Claim 10 (depends on 5)

The heating chamber system of claim 5, wherein the user device receives an alert from the control system when:
the treatment cycle begins;
when the treatment cycle ends;
at a defined time before the treatment cycle is estimated or scheduled to end; and
when the heating chamber system experiences a fault or error state.

### Claim 11 (depends on 5)

The heating chamber system of claim 5,
wherein the first portion of the treatment cycle that utilizes a maximum power available from the one or more power circuits that the heating chamber system draws the power from comprises having all of the four electrically isolated heating elements active; and
wherein the second portion of the treatment cycle having the lower power-consumption mode that utilizes 80% or less of the maximum power available from the one or more power circuits comprises shutting off a first subset of the four electrically isolated heating elements so that a second subset of remaining active heating elements of the four electrically isolated heating elements utilizes 80% or less of the maximum power available from the one or more power circuits.

### Claim 12 (depends on 11)

The heating chamber system of claim 11, wherein the four electrically isolated heating elements consists of five electrically isolated heating elements, wherein the first subset consists of one heating element of the five electrically isolated heating elements and wherein the second subset consists of four heating elements of the five electrically isolated heating elements that are different from the one heating element of the first subset.

### Claim 13 (depends on 12)

The heating chamber system of claim 12, wherein each heating element of the five electrically isolated heating elements can consume four amperes of current, wherein the five electrically isolated heating elements can consume 20 amperes of current, and wherein the second subset consumes 16 amperes of current.
