# US 12,179,903 B2 · Aircraft-based modular door panel assembly > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,179,903 B2 - Document ID: US12179903B2 - Status: Granted - Kind: B2 - Application number: 18/298,973 - Filed: 2023-04-11 - Published: 2024-10-17 - Granted: 2024-12-31 - Earliest claimed: 2023-04-11 - Assignees: 1281329 Alberta Ltd. - Applicants: 1281329 Alberta Ltd. - Inventors: Ross James Neyedly - Web page: https://patentgrep.com/patent/US12179903B2 ## CPC - B64C 1/1461: {Structures of doors or surrounding frames} - B64C 1/1469: {Doors between cockpit and cabin} - B64C 1/1484: {Windows (B64C1/1492 takes precedence)} - B64D 11/0639: {with features for adjustment or converting of seats} - B64D 11/0698: {Seats suspended from aircraft walls} - B64D 41/00: Power installations for auxiliary purposes - B64C: AEROPLANES; HELICOPTERS - B64D: EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT ## Abstract In one embodiment, a modular door panel assembly for an aircraft comprises a door surround that interfaces with a door aperture of the aircraft to ensure aircraft pressurization, a first hole in an upper portion of the door surround configured to accommodate a modular upper panel assembly such that a portion of the door surround around the first hole is capable of interfacing with the modular upper panel assembly to ensure aircraft pressurization, a second hole in a lower portion of the door surround configured to accommodate a modular lower panel assembly such that a portion of the door surround around the second hole is capable of interfacing with the modular lower panel assembly to ensure aircraft pressurization, and a strut actuator aperture below the second hole that is configured to interface with an articulated strut to ensure pressurization. ## Claims ### Claim 1 A modular door panel assembly for an aircraft, comprising: a door surround, wherein the door surround interfaces with a door aperture of the aircraft to ensure aircraft pressurization; a first hole in an upper portion of the door surround, wherein the first hole is configured to accommodate a modular upper panel assembly such that a portion of the door surround around the first hole is capable of interfacing with the modular upper panel assembly to ensure aircraft pressurization; a second hole in a lower portion of the door surround, wherein the second hole is configured to accommodate a modular lower panel assembly such that a portion of the door surround around the second hole is capable of interfacing with the modular lower panel assembly to ensure aircraft pressurization; and a strut actuator aperture, wherein the strut actuator aperture is below the second hole and is configured to interface with an articulated strut to ensure pressurization. ### Claim 2 (depends on 1) The modular door panel assembly of claim 1, wherein the door surround is permanently installed. ### Claim 3 (depends on 1) The modular door panel assembly of claim 1, wherein the door surround is temporarily installed. ### Claim 4 (depends on 1) The modular door panel assembly of claim 1, further comprising an articulated stanchion assembly, wherein the articulated stanchion assembly is attached to the door surround, the modular upper panel assembly, the modular lower panel assembly, or the articulated strut. ### Claim 5 (depends on 1) The modular door panel assembly of claim 1, wherein the modular door panel assembly is further configured to interface with a control system via a harness assembly. ### Claim 6 (depends on 1) The modular door panel assembly of claim 1, further comprising a seat, wherein the seat is attached to at least one of the door surround, the modular upper panel assembly, or the modular lower panel assembly. ### Claim 7 (depends on 1) The modular door panel assembly of claim 1, wherein the modular upper panel assembly comprises a square window. ### Claim 8 (depends on 1) The modular door panel assembly of claim 1, wherein the modular upper panel assembly comprises a protruding window. ### Claim 9 (depends on 1) The modular door panel assembly of claim 1, wherein the modular upper panel assembly comprises at least one ejection tube port. ### Claim 10 (depends on 1) The modular door panel assembly of claim 1, wherein the modular lower panel assembly comprises a protruding leg panel. ### Claim 11 (depends on 1) The modular door panel assembly of claim 1, wherein the modular upper panel assembly comprises one or both of a protruding leg panel and an ejection tube port. ### Claim 12 (depends on 1) The modular door panel assembly of claim 1, wherein the modular lower panel assembly comprises a defensive system aperture. ### Claim 13 (depends on 1) The modular door panel assembly of claim 1, wherein the modular lower panel assembly comprises at least one payload ejection port. ### Claim 14 (depends on 1) The modular door panel assembly of claim 1, wherein the modular lower panel assembly comprises a protruding window. ### Claim 15 (depends on 1) The modular door panel assembly of claim 1, wherein the door surround replaces an existing door of the aircraft, an emergency exit, or an escape port. ### Claim 16 (depends on 1) The modular door panel assembly of claim 1, wherein the door surround is compliant with fuselage outer mold-line. ### Claim 17 (depends on 1) The modular door panel assembly of claim 1, wherein at least one of the modular upper panel assembly and the modular lower panel assembly has side nadir and zenith scan coverage. ### Claim 18 (depends on 1) The modular door panel assembly of claim 1, wherein at least one of the modular upper panel assembly and the modular lower panel assembly comprises a transparency compliant with optical, multi and hyper-spectral sensors or electro-optical sensors. ### Claim 19 (depends on 1) The modular door panel assembly of claim 1, wherein the first hole, the second hole or both the first hole and the second hole individually or together are configured to serve as an emergency egress hatch. ### Claim 20 (depends on 1) The modular door panel assembly of claim 1, wherein the modular upper panel assembly comprises a flush window that is compliant with fuselage outer mold-line. ### Claim 21 (depends on 1) The modular door panel assembly of claim 1, wherein at least one of the modular upper panel assembly and the modular lower panel assembly comprises a transparency compliant with electromagnetic spectrum. ### Claim 22 (depends on 1) The modular door panel assembly of claim 1, wherein at least one of the modular upper panel assembly and the modular lower panel assembly comprises at least one of an ejection tube port and an auxiliary power unit (APU). ### Claim 23 (depends on 1) The modular door panel assembly of claim 1, wherein the upper portion of the door surround and the lower portion of the door surround are continuous with each other. ### Claim 24 (depends on 1) The modular door panel assembly of claim 1, further comprising a retract track fixture connecting the door surround and the door aperture of the aircraft. ### Claim 25 (depends on 1) The modular door panel assembly of claim 1, further comprising one or more collapsible modular workstation assemblies mounted to a cargo handling system rail via adaptive mounting fixtures. ### Claim 26 (depends on 1) The modular door panel assembly of claim 1, further comprising a scanner seat assembly connected to a cargo handling system rail and fuselage via adaptive mounting fixtures. ### Claim 27 (depends on 1) The modular door panel assembly of claim 1, further comprising one or more collapsible modular workstation assemblies mounted to a floor of the aircraft via adaptive mounting fixtures. ### Claim 28 (depends on 1) The modular door panel assembly of claim 1, further comprising a scanner seat assembly connected to a floor of the aircraft via adaptive mounting fixtures. ### Claim 29 (depends on 25) The modular door panel assembly of claim 25, wherein the one or more collapsible modular workstation assemblies are configured to be positioned outboard of a path of cargo as the cargo travels forward and aft within the aircraft. ### Claim 30 (depends on 26) The modular door panel assembly of claim 26, wherein the scanner seat assembly is configured to be positioned outboard of a path of cargo as the cargo travels forward and aft within the aircraft. ### Claim 31 (depends on 1) The modular door panel assembly of claim 1, wherein when the articulated strut is not installed, a close-out panel is installed and secured via a plurality of latch mechanisms to permit an interior of the aircraft to be pressurized. ### Claim 32 (depends on 1) The modular door panel assembly of claim 1, further comprising an ejection system, wherein the ejection system permits ejection of an ejection system compliant payload from an interior of the aircraft to an exterior of the aircraft. ### Claim 33 (depends on 32) The modular door panel assembly of claim 32, wherein the ejection system is coupled to an interior of the modular door panel assembly, wherein the ejection system is capable of being uncoupled or removed from: a first position wherein the ejection system is coupled to the modular door panel assembly via a modular iris valve assembly; and a second position wherein the ejection system is uncoupled or removed and stowed within the aircraft. ### Claim 34 (depends on 33) The modular door panel assembly of claim 33, wherein the modular iris valve assembly maintains aircraft pressurization when coupled to or uncoupled from the ejection system. ### Claim 35 (depends on 33) The modular door panel assembly of claim 33, wherein the ejection system maintains an electrical data link via an umbilical harness or wireless methods to support ejection and provide payload power and command, control, and guidance telemetry download. ### Claim 36 (depends on 25) The modular door panel assembly of claim 25, wherein the one or more collapsible modular workstation assemblies comprise one or more modules, wherein the one or more modules comprise one or more of a display module, a human-machine interface module, and a computer module; and each of the one or more modules is physically connected via one or more hinges to another module or a frame of the collapsible modular workstation assembly, wherein the one or more hinges enable the one or more modules to be moved between a deployed position and a stowed position; and each of the one or more modules comprise a module locking hinge to secure the one or more modules in the stowed position. ### Claim 37 (depends on 33) The modular door panel assembly of claim 33, wherein the modular iris valve assembly provides coupling to at least one of a sonobuoy tube, a common launch tube and custom launch tube ejection system compliant devices. ### Claim 38 (depends on 1) The modular door panel assembly of claim 1, further comprising a rigid or non-rigid ballistics armor covering, wherein the ballistics armor covering covers an interior surface of the modular door panel assembly. ### Claim 39 (depends on 1) The modular door panel assembly of claim 1, further comprising a scanner seat assembly, wherein the scanner seat assembly comprises a support post that interfaces with a cargo handling system via a floor of the aircraft, an extendable pivot arm that interfaces with the support post, and a scanner seat that interfaces with the extendable pivot arm, wherein the scanner seat assembly allows an observer to move the scanner seat into a position to scan through the modular door panel assembly. ### Claim 40 (depends on 39) The modular door panel assembly of claim 39, wherein the scanner seat assembly is adjustable in rotational and translational directions while the observer is seated. ### Claim 41 (depends on 39) The modular door panel assembly of claim 39, further comprising a rigid or non-rigid ballistics armor covering, wherein the armor covering covers an exterior surface of the scanner seat assembly. ### Claim 42 (depends on 39) The modular door panel assembly of claim 39, further comprising a rigid or non-rigid support structure, wherein the support structure and/or material is configured to distribute energy during aircraft landing. ### Claim 43 (depends on 31) The modular door panel assembly of claim 31, wherein the modular upper panel assembly, the modular lower panel assembly, and/or the close-out panel is configured to provide one or more side coverage inserts, wherein the side coverage inserts provide: a protruding or flush mount radome panel configured to support at least one of optical sensors, multi-sensors, hyper-spectral sensors and electro-optical sensors; a protruding or flush mount radome panel configured to support electromagnetic spectrum sensors; an optical glass insert configured for use with hyper-spectral sensors or other EO sensors; a GPS/SATCOM antenna with or without Articulated Sensor Assembly; or an APU assembly. ### Claim 44 (depends on 1) The modular door panel assembly of claim 1, further comprising a rigid or non-rigid electromagnetic spectrum shielding covering an exterior and/or interior surface and peripheral pressurization seal of the modular door panel assembly.