IP Library › Granted Patent US 12,215,925
Granted Patent B2
US 12,215,925 · App. 18/386,918 · Granted Feb 4, 2025

Methods and apparatuses for drying electronic devices

Inventors: Reuben Zielinski (Fishers, IN); David Douberteen (Indianapolis, IN); Mark Earle (Fishers, IN)
Assignee: Revive Electronics, LLC
F26B25/22F26B3/02F26B3/20F26B5/04F26B9/06F26B9/106F26B23/04
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Quick Facts
Patent No.
US 12,215,925
App. No.
18/386,918
Granted
Feb 4, 2025
Kind
B2
Abstract

Methods and apparatuses for drying electronic devices are disclosed. An exemplary method comprises: placing a portable electronic device into a drying chamber; providing a first air channel, wherein the first air channel connects the drying chamber, a pressure-generating device, and a moisture-reducing device; generating a first air flow through the first air channel using the pressure-generating device; removing a first moisture from an interior of the portable electronic device to an exterior of the portable electronic device; detecting moisture removed from the portable electronic device; pausing the generating the first air flow through the first air channel based on the amount of moisture; providing a second air channel, wherein the second air channel connects the moisture-reducing device, the pressure-generating device, a valve, and an evacuation channel; generating a second air flow through the second air channel using the pressure-generating device; and removing a second moisture from the moisture-reducing device.

Claims (90)

1. A method comprising:

providing a drying chamber for receiving an electronic device in the drying chamber,

wherein at least one air valve is configured to engage the drying chamber,

wherein at least one sensor is positioned with respect to the at least one air valve,

wherein at least one exhaust channel is configured to be engaged by the at least one air valve,

wherein at least one moisture-absorbing substance is connected to the at least one air valve,

wherein at least one pressure-generating device is connected to the at least one air valve,

wherein at least one controller is connected to at least one of the at least one air valve, the at least one pressure-generating device, and the at least one moisture-absorbing substance,

wherein at least one computing device provides instructions for the at least one controller;

initiating, using the at least one controller, based on a first instruction received from the at least one computing device, a calibration process,

wherein the calibration process comprises:

positioning or maintaining, using the at least one controller, the at least one air valve in a calibration position, wherein, in the calibration position, the at least one air valve disengages or continues to disengage from the drying chamber,

generating, using the at least one pressure-generating device, a first airflow, associated with a pressure, wherein the first airflow flows, on a first air path, from the at least one pressure-generating device into the at least one moisture-absorbing substance, thereby resulting in a second airflow, wherein the second airflow flows, on a second air path, from the at least one moisture-absorbing substance into the at least one air valve, and then from the at least one air valve into the at least one pressure-generating device,

sensing, using the at least one sensor, a first moisture-based parameter of the second airflow, and

executing, using the first moisture-based parameter, a first computation, thereby producing a first computation result based on a first condition;

in response to the first computation result meeting the first condition:

initiating, using the at least one controller, based on a second instruction received from the at least one computing device, a regeneration process,

wherein the regeneration process comprises:

positioning or maintaining, using the at least one controller, the at least one air valve in a regeneration position, wherein, in the regeneration position, the at least one air valve engages or continues to engage the at least one exhaust channel,

drying the at least one moisture-absorbing substance,

generating, using the at least one pressure-generating device, the first airflow, associated with the pressure, wherein the first airflow flows, on the first air path, thereby resulting in a third airflow, wherein the third airflow flows, on a third air path, from the at least one moisture-absorbing substance into the at least one air valve, and then from the at least one air valve into the at least one exhaust channel,

sensing, using the at least one sensor, a second moisture-based parameter of the third airflow, and

executing, using the second moisture-based parameter, a second computation, thereby producing a second computation result based on a second condition; and

in response to the second computation result not meeting the second condition:

re-initiating, using the at least one controller, based on the second instruction received from the at least one computing device, the regeneration process until the second computation result meets the second condition.

2. The method of claim 1 further comprising:

in response to the first computation result not meeting the first condition:

initiating, using the at least one controller, based on a third instruction received from the at least one computing device, a drying process; and

in response to a third computation result not meeting the third condition:

re-initiating, using the at least one controller, based on the third instruction received from the at least one computing device, the drying process until the third computation result meets the third condition.

3. The method of claim 1 ,

wherein the first computation comprises comparing the first moisture-based parameter to a threshold,

wherein the first condition comprises the first moisture-based parameter being greater than the threshold, and

wherein the second computation comprises comparing the second moisture-based parameter to the threshold,

wherein the second condition comprises the second moisture-based parameter being less than or equal to the threshold.

4. The method of claim 1 further comprising:

in response to the second computation result meeting the second condition:

storing, using the at least one computing device, the second computation result, and

initiating, using the at least one controller, based on a third instruction received from the at least one computing device, a drying process,

wherein the drying process comprises:

positioning or maintaining, using the at least one controller, the at least one air valve to a drying position, wherein, in the drying position, the at least one air valve engages or continues to engage with the drying chamber, thereby creating a closed loop for air flow,

generating, using the at least one pressure-generating device, the first airflow, associated with the pressure, wherein the first airflow flows, on the first air path, thereby resulting in a fourth airflow, wherein the fourth airflow flows, on a fourth air path, from the at least one moisture-absorbing substance into the at least one air valve, and then from the at least one air valve into the drying chamber, and then from the at least one air valve into the at least one pressure-generating device,

sensing, using the at least one sensor, a third moisture-based parameter of the fourth airflow, and

executing, using the third moisture-based parameter, a third computation, thereby producing a third computation result based on a third condition; and

in response to the third computation result not meeting the third condition:

re-initiating, using the at least one controller, based on the third instruction received from the at least one computing device, the drying process until the third computation result meets the third condition.

5. The method of claim 1 , wherein drying the at least one moisture-absorbing substance comprises heating the at least one moisture-absorbing substance.

6. The methods of claim 1 , wherein positioning the at least one air valve comprises rotating the at least one air valve, wherein the at least one air valve is further configured to permit rotation, wherein the at least one air valve rotates into multiple positions.

7. The method of claim 4 ,

wherein the at least one sensor comprises an input sensor and an output sensor,

wherein the fourth airflow comprises a fourth input airflow and a fourth output airflow, wherein the fourth input airflow impinges on the input sensor and the fourth output airflow impinges on the output sensor,

wherein the third moisture-based parameter comprises a third input moisture-based parameter and a third output moisture-based parameter, wherein the third input moisture-based parameter is produced by the input sensor and the third output moisture-based parameter is produced by the output sensor,

wherein the third computation comprises comparing the third input moisture-based parameter and the third output moisture-based parameter, and

wherein the third condition comprises the third input moisture-based parameter and the third output moisture-based parameter being substantially equal.

8. The method of claim 4 , wherein the first air path, the second air path, and the fourth air path have a temperature substantially equal to room ambient temperature.

9. The method of claim 4 , wherein the second airflow, the third airflow, the fourth airflow have a humidity less than 20% relative humidity as it leaves the at least one moisture-absorbing substance.

10. The method of claim 7 , wherein the third condition comprises the third input moisture-based parameter and the third output moisture-based parameter having a percentage difference less than 1% difference.

11. An apparatus comprising:

a drying chamber, for receiving an electronic device;

at least one air valve, wherein the at least one air valve is configured to engage the drying chamber;

at least one sensor, wherein the at least one sensor is positioned with respect to the at least one air valve;

at least one exhaust channel, wherein the at least one exhaust channel is configured to be engaged by the at least one air valve;

at least one moisture-absorbing substance, wherein the at least one moisture-absorbing substance is connected to the at least one air valve;

at least one pressure-generating device, wherein the at least one pressure-generating device is connected to the at least one air valve;

at least one controller, wherein the at least one controller is connected to at least one of the at least one air valve, the at least one pressure-generating device, and the at least one moisture-absorbing substance; and

at least one computing device, wherein the at least one computing device provides the at least one controller a first instruction configured to execute a calibration process, a second instruction configured to execute a regeneration process, and a third instruction configured to execute a drying process,

wherein the calibration process comprises:

positioning or maintaining, using the at least one controller, the at least one air valve in a calibration position, wherein, in the calibration position, the at least one air valve disengages or continues to disengage from the drying chamber,

generating, using the at least one pressure-generating device, a first airflow, associated with a pressure, wherein the first airflow flows, on a first air path, from the at least one pressure-generating device into the at least one moisture-absorbing substance, thereby resulting in a second airflow, wherein the second airflow flows, on a second air path, from the at least one moisture-absorbing substance into the at least one air valve, and then from the at least one air valve into the at least one pressure-generating device,

sensing, using the at least one sensor, a first moisture-based parameter of the second airflow, and

executing, using the first moisture-based parameter, a first computation, thereby producing a first computation result based on a first condition,

wherein the regeneration process comprises:

positioning or maintaining, using the at least one controller, the at least one air valve in a regeneration position, wherein, in the regeneration position, the at least one air valve engages or continues to engage the at least one exhaust channel,

drying the at least one moisture-absorbing substance,

generating, using the at least one pressure-generating device, the first airflow, associated with the pressure, wherein the first airflow flows, on the first air path, thereby resulting in a third airflow, wherein the third airflow flows, on a third air path, from the at least one moisture-absorbing substance into the at least one air valve, and then from the at least one air valve into the at least one exhaust channel,

sensing, using the at least one sensor, a second moisture-based parameter of the third airflow, and

executing, using the second moisture-based parameter, a second computation, thereby producing a second computation result based on a second condition, wherein the drying process comprises:

positioning or maintaining, using the at least one controller, the at least one air valve to a drying position, wherein, in the drying position, the at least one air valve engages or continues to engage with the drying chamber, thereby creating a closed loop for air flow,

generating, using the at least one pressure-generating device, the first airflow, associated with the pressure, wherein the first airflow flows, on the first air path, thereby resulting in a fourth airflow, wherein the fourth airflow flows, on a fourth air path, from the at least one moisture-absorbing substance into the at least one air valve, and then from the at least one air valve into the drying chamber, and then from the at least one air valve into the at least one pressure-generating device,

sensing, using the at least one sensor, a third moisture-based parameter of the fourth airflow, and

executing, using the third moisture-based parameter, a third computation, thereby producing a third computation result based on a third condition.

12. The apparatus of claim 11 , wherein the at least one air valve is coupled with a printed circuit board, wherein the printed circuit board comprises:

the at least one sensor;

one or more openings, thereby permitting air flow impingement on the at least one sensor;

a microcontroller;

a motor driver;

a fan driver;

a heater control circuit;

one or more optical reflective sensors; and

one or more hall effect sensors.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 31, 2024
From: ZIELINSKI, REUBEN; DOUBERTEEN, DAVID; EARLE, MARK
To: REVIVE ELECTRONICS, LLC
Reel/Frame 066312/0656 →
Continuity (5)
Continuation In Part 18228504 · Jul 31, 2023
Continuation 17134492 · Dec 27, 2020
Continuation 16854862 · Apr 21, 2020
Provisional Application 63422838 · Nov 4, 2022
Related Publication 20240060721A1 · Feb 22, 2024
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