IP Library Granted Patent US 11,208,044
Granted Patent B2
US 11,208,044 · App. 16/667,734 · Granted Dec 28, 2021

Remotely controlled vehicle step and lighting systems

Inventors: Anthony Smith (Costa Mesa, CA); Todd Wallace Yeoman (Osceola, IN); William Ridgway Lang, Jr. (Granger, IN)
Assignee: Lund Motion Products, Inc.
B60R3/02B60R3/002B60R16/023B60R16/03G05D3/10B60Y2304/05B60Y2304/07Y10T29/49117
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Quick Facts
Patent No.
US 11,208,044
App. No.
16/667,734
Granted
Dec 28, 2021
Kind
B2
Abstract

A remotely controlled retractable vehicle step system configured for use with a vehicle includes: a stepping member movable between a retracted position and a deployed position; a motor operably coupled to a support member and capable of effectuating movement of the stepping member from the retracted position to the deployed position; and a control system including a vehicle status interface configured to obtain data indicating a status of one or more vehicle features, a motor interface configured to control operation of the motor, and a wireless communication interface configured to communicate wirelessly with a remote electronic device, wherein the control system is configured to: receive, from the remote electronic device, a request to enter an override state; and initialize a countdown timer for automatically ending the override state.

Claims (82)

1. A remotely controlled retractable vehicle step system configured for use with a vehicle, the system comprising:

a stepping member having a stepping surface and being movable between a retracted position and a deployed position with respect to the vehicle;

at least one support member connectable with respect to an underside of the vehicle and connected to the stepping member, the support member configured to at least partially support the stepping member with respect to the vehicle;

a motor operably coupled to the support member and capable of effectuating movement of the stepping member from the retracted position to the deployed position; and

a control system comprising a vehicle status interface configured to obtain data indicating a status of one or more vehicle features, a motor interface configured to control operation of the motor, and a wireless communication interface configured to communicate wirelessly with a remote electronic device,

wherein the control system comprises at least two operational states comprising an automated state and an override state,

wherein, in the automated state, the control system is configured to cause the motor to effectuate movement of the stepping member automatically responsive to a change in the status of the one or more vehicle features, and

wherein the control system is further configured to:

receive, from the remote electronic device via the wireless communication interface, a request to enter the override state;

initialize a countdown timer for automatically ending the override state; and

while the control system remains in the override state, refrain from causing the motor to effectuate movement of the stepping member automatically responsive to a change in the status of the one or more vehicle features.

2. The remotely controllable vehicle step system of claim 1 , wherein the countdown timer is initialized using a value received from the remote electronic device.

3. The remotely controllable vehicle step system of claim 1 , wherein the countdown timer is initialized using a value stored in an electronic memory of the control system.

4. The remotely controllable vehicle step system of claim 1 , wherein the request to enter the override state includes data indicating a desired override direction of the stepping member, and the control system is further configured to:

if the desired override direction is deploy, and the stepping member is not in the deployed position, cause the motor to effectuate movement of the stepping member to the deployed position, and

if the desired override direction is retract, and the stepping member is not in the retracted position, cause the motor to effectuate movement of the stepping member to the retracted position.

5. The remotely controllable vehicle step system of claim 4 , wherein the remote electronic device comprises a user interface, and the user interface is configured to display a warning if the desired override direction will result in the stepping member moving when the control system transitions into the override state.

6. The remotely controllable vehicle step system of claim 1 , wherein the control system is further configured to transmit, via the wireless communication interface, advertising packets at periodic intervals.

7. The remotely controllable vehicle step system of claim 6 , wherein the advertising packets comprise data sufficient to enable the remote electronic device to determine a current position of the stepping member without the remote electronic device having to be currently connected to the control system.

8. The remotely controllable vehicle step system of claim 6 , wherein the advertising packets comprise data sufficient to enable the remote electronic device to determine the status of the one or more vehicle features without the remote electronic device having to be currently connected to the control system.

9. The remotely controllable vehicle step system of claim 6 , wherein the advertising packets comprise data sufficient to enable the remote electronic device to determine a status of the countdown timer without the remote electronic device having to be currently connected to the control system.

10. The remotely controllable vehicle step of claim 1 , wherein the control system further comprises an operational log database configured to store at least historical motor current values, and the control system is further configured to transmit at least some of the stored historical motor current values to the remote electronic device via the wireless communication interface.

11. The remotely controllable vehicle step system of claim 1 , wherein the status of one or more vehicle features comprises a status of a vehicle door.

12. The remotely controllable vehicle step system of claim 1 , wherein the remote electronic device is a smartphone.

13. The remotely controllable vehicle step system of claim 1 , wherein the remote electronic device is a portable personal electronic device comprising a touchscreen user interface.

14. The remotely controllable vehicle step system of claim 1 , wherein the vehicle status interface, the motor interface, and the wireless communication interface are part of a single hardware module.

15. The remotely controllable vehicle step system of claim 1 , wherein the control system comprises a first hardware module that comprises the vehicle status interface, and the control system comprises a second hardware module, separate from the first hardware module, that comprises the motor interface, and

wherein and the first hardware module is configured to couple to an already existing vehicle port.

16. The remotely controllable vehicle step system of claim 15 , wherein the first hardware module also comprises the wireless communication interface.

17. The remotely controllable vehicle step system of claim 16 , wherein the first hardware module is configured to be positioned within a passenger compartment of the vehicle, and the second hardware module is configured to be positioned within an engine compartment of the vehicle.

18. The remotely controllable vehicle step system of claim 1 , wherein the wireless communication interface is configured to communicate with the remote electronic device using a BLUETOOTH® Low Energy protocol.

19. The remotely controllable vehicle step system of claim 1 , wherein the control system is further configured to cancel the override state early, prior to the countdown timer elapsing, responsive to a request from the remote electronic device to cancel the override state early.

20. The remotely controllable vehicle step system of claim 19 , wherein the control system is configured to communicate with a plurality of remote electronic devices, each of which can request initiation of the override state, but the control system is further configured to only allow early cancellation of the override state by the remote electronic device that requested the current override state.

21. The remotely controllable vehicle step system of claim 1 , wherein the control system is further configured to:

automatically end the override state upon expiration of the countdown timer, and

still refrain from causing the motor to effectuate movement of the stepping member until a change in the status of the one or more vehicle features is detected.

22. The remotely controllable vehicle step system of claim 1 , wherein the control system further comprises a lighting interface configured to control operation of a step light that is positioned to illuminate the stepping member,

wherein the control system comprises at least two lighting operational states comprising a step following state and a non-step following state, and the control system is configured to change a current lighting operational state in response to a request received from the remote electronic device via the wireless communication interface,

wherein, in the step following state, the control system is configured to illuminate the step light responsive to the stepping member being deployed, and

wherein, in the non-step following state, the control system is not configured to illuminate the step light responsive to the stepping member being deployed.

23. A method of remotely overriding automated control of a retractable vehicle step, the method comprising:

initiating a two-way wireless connection between a remote electronic device and an automated retractable vehicle step system that comprises a stepping member electronically movable between a retracted position and a deployed position, the retractable vehicle step system comprising an automated state wherein the stepping member moves automatically responsive to a change in a status of one or more vehicle features;

receiving, from the automated retractable vehicle step system via the wireless connection, data indicating a current status of the stepping member;

presenting, via the remote electronic device, an interactive graphical user interface that comprises at least an indication of the current status of the stepping member and one or more selectable elements for requesting that the automated retractable vehicle step system be placed into an override state with the stepping member in a desired override position;

receiving, via the graphical user interface, a request to place the automated retractable vehicle step system into the override state with the stepping member in the desired override position;

analyzing the current status of the stepping member and the desired override position to determine if initiating the override state will result in the stepping member moving from its current position;

presenting, via the graphical user interface, responsive to determining that initiating the override state will result in the stepping member moving, a notification comprising a warning and a selectable confirmation element; and

transmitting, responsive to a selection of the confirmation element, to the automated retractable vehicle step system via the wireless connection, override data that causes the automated retractable vehicle step system to initiate the override state and to effectuate movement of the stepping member to the desired override position.

24. The method of claim 23 , wherein the one or more selectable elements comprises an override time input configured to receive a selection of an override time for use in initializing a countdown timer of the automated retractable vehicle step system to define when the override state is automatically ended, and

wherein the override data transmitted to the automated retractable vehicle step system comprises the override time.

25. The method of claim 24 , further comprising:

presenting, via the graphical user interface, an indication of an amount of time remaining before the override state is automatically ended.

26. The method of claim 24 , further comprising:

presenting, via the graphical user interface a predetermined amount of time prior to the countdown timer elapsing, a notification comprising an indication that the override state is going to end and a selectable extension element; and

transmitting, responsive to a selection of the extension element, to the automated retractable vehicle step system via the wireless connection, extension data that causes the countdown timer to be extended.

27. The method of claim 26 , further comprising:

receiving, from the automated retractable vehicle step system via the wireless connection, data indicating a current status of the countdown timer; and

comparing the current status of the countdown timer to the predetermined amount of time to determine when to present the notification comprising the indication that the override state is going to end.

28. The method of claim 26 , further comprising:

discontinuing the two-way wireless connection between the remote electronic device and the automated retractable vehicle step system;

monitoring, by the remote electronic device, advertising packets transmitted periodically by the automated retractable vehicle step system, the advertising packets comprising at least data indicating a current status of the countdown timer;

analyzing, by the remote electronic device, the advertising packets to determine the current status of the countdown timer;

comparing the current status of the countdown timer to the predetermined amount of time to determine when to present the notification comprising the indication that the override is going to end; and

prior to transmitting the extension data, initiating a new two-way wireless connection between the remote electronic device and the automated retractable vehicle step system.

29. The method of claim 26 , further comprising:

maintaining, by the remote electronic device, a local countdown timer representative of a current status of the countdown timer of the automated retractable vehicle step system; and

comparing the current status of the local countdown timer to the predetermined amount of time to determine when to present the notification comprising the indication that the override state is going to end.

30. The method of claim 23 , further comprising:

receiving, from the automated retractable vehicle step system via the wireless connection, motor current values; and

storing the motor current values in an operational log database of the remote electronic device.

31. The method of claim 30 , further comprising:

analyzing, by the remote electronic device, historical motor current values stored in the operational log database to detect a motor current above a threshold level; and

presenting, via the graphical user interface, an alert responsive to detecting the motor current above the threshold level.

32. The method of claim 31 , wherein the threshold level is dynamically determined by the remote electronic device based at least in part on an analysis of the historical motor current values.

33. A computer readable, non-transitory storage medium having a computer program stored thereon for causing a suitably programmed remote electronic device to process by one or more processors computer program code to perform a method of remotely overriding automated control of a retractable vehicle step when the computer program is executed on the suitably programmed remote electronic device, the method comprising:

initiating a two-way wireless connection between the remote electronic device and an automated retractable vehicle step system that comprises a stepping member electronically movable between a retracted position and a deployed position, the retractable vehicle step system comprising an automated state wherein the stepping member moves automatically responsive to a change in a status of one or more vehicle features;

receiving, from the automated retractable vehicle step system via the wireless connection, data indicating a current status of the stepping member;

presenting, via the remote electronic device, an interactive graphical user interface that comprises at least an indication of the current status of the stepping member and one or more selectable elements for requesting that the automated retractable vehicle step system be placed into an override state with the stepping member in a desired override position;

receiving, via the graphical user interface, a request to place the automated retractable vehicle step system into the override state with the stepping member in the desired override position;

analyzing the current status of the stepping member and the desired override position to determine if initiating the override state will result in the stepping member moving from its current position;

presenting, via the graphical user interface, responsive to determining that initiating the override state will result in the stepping member moving, a notification comprising a warning and a selectable confirmation element; and

transmitting, responsive to a selection of the confirmation element, to the automated retractable vehicle step system via the wireless connection, override data that causes the automated retractable vehicle step system to initiate the override state and to effectuate movement of the stepping member to the desired override position.

Assignments (7)
SECURITY INTEREST Recorded Apr 29, 2026
From: A.R.E. ACCESSORIES, LLC; ADELL GROUP, LLC; ADVANTAGE TRUCK ACCESSORIES, INC.; BEDRUG, INC.; BELMOR, INC.; BUSHWACKER AUTOMOTIVE GROUP, LLC; BUSHWACKER, INC.; CORD GROUP LLC; EXTANG CORPORATION; HUSKY LINERS, INC.; LAURMARK ENTERPRISES, INC.; LUND MOTION PRODUCTS, INC.; LUND, INC.; HOPE VALLEY INDUSTRIES, LLC; LUND INTERNATIONAL HOLDING COMPANY; MAXTON GROUP, INC.; N-FAB, INC.; OMIX-ADA, INC.; POWERFLOW, INC.; REALTRUCK GROUP, INC.; REALTRUCK, LLC; RETRAX HOLDINGS, LLC; ROLL-N-LOCK CORPORATION; RUGGED LINER, INC.; SUPERLIFT, LLC; TRUXEDO, INC.; ULTRA AXLE, LLC; UNDERCOVER, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 075566/0310 →
SECURITY INTEREST Recorded Apr 29, 2026
From: A.R.E. ACCESSORIES, LLC; ADELL GROUP, LLC; ADVANTAGE TRUCK ACCESSORIES, INC.; BEDRUG, INC.; BELMOR, INC.; BUSHWACKER AUTOMOTIVE GROUP, LLC; BUSHWACKER, INC.; CORD GROUP LLC; EXTANG CORPORATION; HUSKY LINERS, INC.; LAURMARK ENTERPRISES, INC.; LUND MOTION PRODUCTS, INC.; LUND, INC.; HOPE VALLEY INDUSTRIES, LLC; LUND INTERNATIONAL HOLDING COMPANY; MAXTON GROUP, INC.; N-FAB, INC.; OMIX-ADA, INC.; POWERFLOW, INC.; REALTRUCK GROUP, INC.; REALTRUCK, LLC; RETRAX HOLDINGS, LLC; ROLL-N-LOCK CORPORATION; RUGGED LINER, INC.; SUPERLIFT, LLC; TRUXEDO, INC.; ULTRA AXLE, LLC; UNDERCOVER, INC.
To: JEFFERIES FINANCE LLC
Reel/Frame 075566/0472 →
PATENT SECURITY AGREEMENT (ABL) Recorded Jan 29, 2021
From: LUND MOTION PRODUCTS, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 055175/0901 →
PATENT SECURITY AGREEMENT (TL) Recorded Jan 29, 2021
From: LUND MOTION PRODUCTS, INC.
To: JEFFERIES FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 055174/0699 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 8, 2020
From: AMERICAN TECHNOLOGY COMPONENTS, INCORPORATED
To: LUND MOTION PRODUCTS, INC.
Reel/Frame 052349/0069 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 2, 2020
From: YEOMAN, TODD WALLACE; LANG, WILLIAM RIDGWAY, JR.
To: AMERICAN TECHNOLOGY COMPONENTS, INCORPORATED
Reel/Frame 052299/0050 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 2, 2020
From: SMITH, ANTHONY
To: LUND MOTION PRODUCTS, INC.
Reel/Frame 052294/0947 →
Cited By (2)
US 12,686,337 US 12,709,224