Abstract: Dock leveler safety systems for vertically storing dock levelers are disclosed herein. An example method for sensing a body present within an area of a pit at a loading dock includes monitoring the area of the pit via a sensor system by capturing an image of the area, comparing the captured image to a reference image to determine whether a body is present in the area of the pit, and commanding a deck of a dock leveler to not lower relative to the pit if the body is present.

Abstract: An access apparatus for enabling transfer of personnel between a seaborne vessel and an offshore installation is disclosed. The apparatus comprises a body adapted to be mounted to a deck of a seaborne vessel, clamping members adapted to grip a buffer tube, mounted to a support of an offshore installation, therebetween, to limit vertical movement of the buffer tube relative to the clamping members, wherein the clamping members can pivot relative to the body about a respective single pivot axis extending in at least two mutually perpendicular directions.

Abstract: An aircraft boarding apparatus has a passenger bridge that has a confinement structure coupled to the second passenger bridge. The confinement structure exerts a ground-anchoring effect on the second passenger bridge to offset the ultralight configuration of the passenger bridge.

Abstract: A pivotable canopy roof (1) of an air passenger stair or an air passenger bridge, the canopy roof comprising a flexible frame (3) at its free front end, which is connected to a portal frame (2) on the air passenger stair or air passenger bridge (11) by way of two articulated arms (30, 30a) disposed next to each other in a spaced-apart relationship, wherein a bellows (5) is disposed between the flexible frame (3) and the portal frame (2), the first and second articulated arm (30, 30a) including an upper arm (31, 31a) articulately disposed on the portal frame (2) and a lower arm (35, 35a) articulately connected to the upper arm (31, 31a), wherein the lower arm (35, 35a) comprises an end member (36, 36a), the end member (36) of the at least one articulated arm (30) being adapted to be pivoted laterally by way of a pivot joint (37).

Abstract: A ramp assembly for deplaning passengers from and boarding passengers on an airplane includes a level deck having a front deck edge, at least one bridge connector assembly carried by the level deck at the front deck edge and at least one floating upper bridge carried by the at least one bridge connector assembly. The at least one bridge connector assembly facilitates horizontal pivoting movement, vertical pivoting movement and side-to-side movement of the at least one floating upper bridge relative to the level deck. A passenger deplaning and boarding method is also disclosed.

Abstract: A mobile access unit for allowing passengers to embark or disembark from a craft, such as an aircraft, the unit comprising: a first moveable ramp section, extending from an entry/exit end, which allows access to the loading door of the craft, to a hinged end, wherein the entry/exit end can rotate about the hinged end, between a raised position and a lowered position; a second moveable ramp section, extending from a hinged end to a ground entry/exit end, which allows access to the ground, wherein the ground entry/exit end can rotate about the hinged end, between a raised position and a lowered position; and a non-linear middle ramp section, extending from a first linking end, which links with the hinged end of the first moveable ramp section, to a second linking end, which links with the hinged end of the second moveable ramp section; wherein the first moveable ramp section, middle ramp section and second moveable ramp section can together form a continuous non-linear ramp that can extend from the craft lo

Abstract: An embodiment relates to an intercommunication bellows for compartments of a public transport vehicle or for a removable aircraft-access ramp, formed from a coated textile support, comprising a double-weave fabric both faces of which are coated with an elastomeric material, and to a method of connecting two compartments of a public transport vehicle comprising the attachment of an intercommunication bellows between two compartments of the vehicle that are hitched together. An embodiment also relates to a public transport vehicle comprising compartments connected together by an intercommunication bellows. According to an embodiment, the double-weave fabric coated with an elastomeric material has one or more of the following properties: stiffness; delamination resistance; tear resistance.

Abstract: A ramp assembly for deplaning passengers from and boarding passengers on an airplane includes a level deck, at least one bridge connector assembly carried by the level deck and at least one floating upper bridge carried by the at least one bridge connector assembly. The at least one bridge connector assembly facilitates horizontal pivoting movement, vertical pivoting movement and side-to-side movement of the at least one floating upper bridge relative to the level deck. A passenger deplaning and boarding method is also disclosed.

Abstract: This loading bay includes a hinged ramp to form a passage between the warehouse and the container of the truck. The loading bay has a lateral and upper shelter, and a hinged platform that is located at a level below the hinged ramp. The loading bay includes movable frontal stops, assembled on the front end of the platform and that define contact surfaces for the trailer or container of the truck when it is approaching the loading bay. In addition, a position detector is provided for detecting the position of the frontal stops and activates an luminous signal device to issue different luminous messages depending on the movement of the frontal stops. In addition, the loading bay has a device for longitudinally moving the frontal stops away from the container of the truck once it is stationary in the loading bay.

Abstract: An aircraft boarding apparatus has a passenger bridge that has a confinement structure coupled to the second passenger bridge. The confinement structure exerts a ground-anchoring effect on the second passenger bridge to offset the ultralight configuration of the passenger bridge.

Abstract: Method for automatically docking a passenger bridge (1, 2) to an airplane (5) door (3, 4) at an airport gate, wherein the airplane is brought to and stopped in a predetermined position by contact less measurement of the distance between the airplane and a fixed point and wherein a control computer (14) is adopted to control the movement of the passenger bridge and wherein a start signal (24) is required from a person after the person has established the correct type of airplane and version of the airplane type to enable the control computer to cause the passenger bridge to be moved for docking.

Abstract: A safety system for a truck loading dock with an elevated platform provides an alarm that warns of a hazard at the loading dock such as a forklift operating inside the truck or a falling hazard that may exist due to the dock door being open while a truck is not present at the dock. In cases where a dock's open doorway is protected by a barrier that can be opened or closed, the alarm can be de-activated by closing the barrier. In some examples, the safety system includes a remote body sensor that detects when someone or something is near the doorway. In response to the body sensor, a second, more pronounced alarm can warn of more imminent danger where someone on the platform may be too close to an open doorway when a truck is not present.

Abstract: A joint equipment of a boarding bridge is provided, which is suitable for joining with a downwardly turned boarding gate of the aircraft and includes a floor frame having a concave notch at its front end; a first floor arranged at the opening of the concave notch; a sliding plate arranged under the first floor and slidable with respect to the first floor through a slide device arranged under the sliding plate; a joining plate rotatably connected in the front end of the sliding plate; a pair of front cover plates rotatably connected to the joining plate respectively; a pair of rear cover plates rotatably connected to the first floor, wherein the front cover plates are partly lapped over the rear cover plates respectively; an activating device for operating sliding movement of the sliding plate; and a pair of turning mechanisms for turning the pairs of the front and the rear cover plates respectively with respect to the joining plate and the first floor.

Abstract: A safety system for a truck loading dock with an elevated platform provides an alarm that warns of a hazard at the loading dock such as a forklift operating inside the truck or a falling hazard that may exist due to the dock door being open while a truck is not present at the dock. In cases where a dock's open doorway is protected by a barrier that can be opened or closed, the alarm can be de-activated by closing the barrier. In some embodiments, the safety system includes a remote body sensor that detects when someone or something is near the doorway. In response to the body sensor, a second, more pronounced alarm can warn of more imminent danger where someone on the platform may be too close to an open doorway when a truck is not present.

Abstract: A movable passenger bridge for embarking and disembarking a ship includes sections, each pair of adjacent sections connected at respective ends by shorter transfer sections, arranged so that passengers can walk from section to section. The sections and the transfer sections are supported by a framework of steel beams. The sections are displaceably arranged relative to the framework, forming an angle relative to the horizontal plane, accommodating a height difference between first and second ports. The framework is supported by wheel arrangements that abut against a quay. An entry module by the first port, on the one hand is connectable to a first of the sections, on the other hand is connected to the transfer section which is located closest to and lying in the same vertical plane as the entry module, whereby a connection can be established from the entry module directly into the second transfer section.

Abstract: Ramp for a movable passenger bridge, which passenger bridge includes movable sections, arranged to be adapted to an opening in the hull of a ship, which sections are arranged so that passengers can walk from one section into an adjacent section and to a finishing section arranged to be connected to an opening in the hull of the ship, wherein the ramp is arranged at the finishing section and projects from the finishing section into the ship when docked with the ship. The ramp includes two or more parallel footpaths for passengers, in that each footpath includes a plate which is foldable so that it can be folded out and folded up, in that each plate is essentially horizontal in its folded out state and essentially vertical in its folded up state, whereby each plate in its folded up state forms a wall for blocking of the footpath in question.

Abstract: A coupling module is an interface between the cabin of an air passenger bridge and an aircraft, wherein the coupling module has a canopy roof and a floor spanned over by the canopy roof, wherein the coupling module is held by the cabin of the air passenger bridge to be pivotable about the center axis.

Abstract: This loading bay comprises a compact structure carrying at least one fold-away ramp and a shelter for closing off the space between the shed and the truck box body at the side and at the top during loading or unloading operations. Said compact structure adjoins the wall (P) of the shed on the outside and is set up with the possibility of being removed longitudinally on guide means for positioning the movable assembly in a position opposite any one of the openings (H) providing access to the shed. The loading bay comprises, additionally, motorized actuating means, at least one bar of sensors for detecting the position of the truck while said truck is being moved closer into position, a light-signalling device and a light and/or acoustic signal warning of the approach of a truck.

Abstract: A boarding bridge is provided that has an inexpensive, trouble-free, and strong construction, that eliminates the level differences between the passage portions of adjacent passage sections, and can reduce the occurrence of passengers falling and the like. In the boarding bridge (1), a proximal end tunnel (7) and a distal end tunnel (9) are telescopically fit, and are extended and retracted by moving relative to each other in a longitudinal direction.

Abstract: A mobile boarding bridge (101) is equipped with climate control facilities. The mobile boarding bridge is furnished with multiple collapsible tunnels (110, 120). A heating/cooling device (160) comprising a climate controller (161) generates hot or cold air and is furnished on the outside of the first tunnel (110) of said tunnels. A connection pipe (163) that connects to ducts (164) within the tunnel is attached to said climate controller (161). A duct (164) connected to said connection pipe (163) directs air that has been heated/cooled by the heating-cooling device (160) to the interior of the first tunnel (110). An aspirator comprises an air intake (171) which intakes air from the interior of the tunnel and an intake pipe (172) which leads air taken in at said air intake (171) to the interior of the climate controller (161).

Abstract: An aircraft boarding apparatus has a passenger bridge that has a confinement structure coupled to the second passenger bridge. The confinement structure exerts a ground-anchoring effect on the second passenger bridge to offset the ultralight configuration of the passenger bridge.

Abstract: An exemplary apparatus is for moving a tunnel part of a boarding bridge equipped with a tunnel (100) that consists of a first tunnel part (110), a second tunnel part (120), and a third tunnel part (130) in sequence from one side and can be moved so that the second tunnel part (120) and third tunnel part (130) are placed in contact and are connected to each other based on the first tunnel part (110). The apparatus includes a first rope (210) with one end coupled with the first tunnel part (110) and its other end coupled with the third tunnel part (130). A first pulley (220) that fixedly coupled to the second tunnel part (120) by hooking the first rope (210) at a position that is separated toward the other end side rather than both ends of the first rope (210) and is interlocked and moved in accordance with the moving displacement of the other end of the first rope (210).

Abstract: A movable passenger bridge for embarking and disembarking a ship includes sections, each pair of adjacent sections connected at respective ends by shorter transfer sections, arranged so that passengers can walk from section to section. The sections and the transfer sections are supported by a framework of steel beams. The sections are displaceably arranged relative to the framework, forming an angle relative to the horizontal plane, accommodating a height difference between first and second ports. The framework is supported by wheel arrangements that abut against a quay. An entry module by the first port, on the one hand is connectable to a first of the sections, on the other hand is connected to the transfer section which is located closest to and lying in the same vertical plane as the entry module, whereby a connection can be established from the entry module directly into the second transfer section.

Abstract: A gangway apparatus (10) for transfer between vessels or between a vessel (38) and a fixed structure such as an offshore construction or a quay is disclosed. The gangway apparatus (10) includes a gangway component (16) which is preferably buoyant and may be inflatable. The gangway component (16) is mounted on a skate or bogie and traverses a fixedly mounted runway (14). The runway (14) may be inclined. Control means are provided for controlling the motion of the gangway component on the runway. These may include biasing means such as a counterweight. The apparatus is preferably mounted in a shipping container such as a 40? ISO container.

Abstract: An open and close apparatus for a shelter of a boarding bridge includes at least one extension arm means provided on the portal frame, each extension arm means comprising: an upper arm having one end pivotally coupled with a column of the portal frame; a lower arm having one end pivotally coupled with the other end of the upper arm and the other end pivotally coupled with an upper end of the flexible frame; a propeller controlled by a control system and including an extension rod and a main body for accommodating the extension rod, wherein one end of the extension rod is pivotally coupled with the lower arm, and one end of the main body is pivotally coupled with the upper arm; and overpressure protection means for buffering an acting force between the shelter and the aircraft shell, and the overpressure protection means is connected to the control system such that when the acting force exceeds a predetermined value, the control system controls the propeller to stop protruding and/or contracting the extension

Abstract: The invention relates to an extendable cover for walkways for accessing aircraft, especially for the connection between the rotunda and the tunnel of a walkway, which is formed by at least two telescopically coupled casings (9 and 10) which are linked to one another at the lower part according to a transverse pin defined by two aligned linkages (15) connecting the side walls (11 and 13) of each side of said casings at the lower part.

Abstract: It is provided a connecting portion for a boarding bridge that eliminates the level difference between the doorway portion of the aircraft and the passage, reduces the anxiety of the passengers, and can be raised and lowered smoothly.

Abstract: A boarding bridge includes a rotunda connected to a terminal building and rotatable around a vertical axis thereof; an extendable tunnel section connected to the rotunda at one end thereof; and a cab connected to the other end of the tunnel section and rotatable around a vertical axis thereof. The tunnel section is structured to extend generally parallel to a fuselage of an aircraft when the cab is attached to the aircraft. The cab includes a floor extending in a direction generally perpendicular to the tunnel section, and a gangplank which is arranged to be projectable forward from a portion of the floor, and by projecting forward, defines a path connecting the floor and a hatch of the aircraft.

Abstract: An example dock leveler for a loading dock includes a position sensor system that not only senses upper and lower travel limits of the dock leveler's deck and/or lip but can also sense a plurality of intermediate positions between the limits. In some examples, the system includes one or more cable-extension transducers that provide a feedback signal that varies as a function of the deck's position relative to a dock platform and/or varies as a function of the lip's position relative to the deck. Such a position sensor system makes it possible to operate the dock leveler automatically with little to no manual intervention.

Abstract: It is an object to provide a boarding bridge that can guide passengers to a predetermined gangway at the distal end and in which safety can be improved. A boarding bridge is provided which includes a proximal-end tunnel and a distal-end tunnel telescopically fitted together and capable of relative movement in a longitudinal direction; and a traveling unit mounted at the lower part of a movable leg that supports the distal-end tunnel and moving the movable leg by traveling; wherein the traveling unit includes a pair of traveling devices disposed with a certain distance therebetween in the widthwise direction of the distal-end tunnel, the traveling devices each having an axle rotatable about a vertically extending axis, a plurality of tires rotatably mounted to the axle with a certain distance therebetween, and a traveling motor that rotationally drives the axle; and a rotation synchronizing member that synchronizes the rotation angles of the axles in the pair of traveling devices.

Abstract: It is an object to provide a boarding bridge in which differences in level are eliminated between walkway portions of adjacent gangway units so that falling or the like of passengers can be prevented. A boarding bridge is provided in which a proximal-end tunnel and a distal-end tunnel are telescopically fitted and extend and contract by relative movement in a longitudinal direction, wherein, of the proximal-end tunnel and the distal-end tunnel, a variable-length walkway of the distal-end tunnel located on the outside is configured to move between a passage position set at a predetermined height and an outside-of-passage position located lower than the passage position; and the longitudinal length of the passage portion is changed in accordance with a moving distance along with the movement relative to the proximal-end tunnel.

Abstract: It is provided a connecting portion for a boarding bridge that eliminates the level difference between the doorway portion of the aircraft and the passage, reduces the anxiety of the passengers, and can be raised and lowered smoothly.

Abstract: A floor section is formed at the rear of a vehicle body, at one side of the vehicle body. A lifting floor device having a floor body lifted and lowered by a lifting drive device is placed above the vehicle body. The floor body has a cutout at the left side of the floor body, at the rear half thereof. The right side of the floor body is used as a passage for a physically handicapped person. A stairway device is provided between the floor body and the floor section as a passage for an able-bodied person, on the floor body side in the cutout, and the stairway device is pivotable in a vertical plane. A lifting table is placed behind the vehicle body, on the left side thereof so that the lifting table can face the rear end of the passage for a physically handicapped person.

Abstract: Dock leveler seals and associated methods and systems are described herein. A dock leveler having a rear hinge seal configured in accordance with one embodiment of the disclosure includes a rear support frame and a movable deck. The rear support frame includes a plurality of first support members extending therefrom, and the aft edge portion of the deck includes a plurality of second support members pivotally coupled to the first support members along an axis. The seal of this embodiment includes a first edge portion extending outwardly from a medial portion in a first direction, and a second edge portion extending outwardly from the medial portion in a second direction. The medial portion urges the first edge portion against the support frame and the second edge portion against the aft edge portion of the deck as the deck pivots about the axis in operation.

Abstract: An osculating device (100) for a mobile boarding bridge includes an air charge part (110) that is attached to the end of the canopy (140) of a mobile boarding bridge into which air can be injected. A buffer material (120) is provided in the air charge part that can maintain a fixed shape, even if the air is discharged from the air charge part.

Abstract: The present invention relates to an auxiliary supporting unit for a boarding bridge, a boarding bridge with the same and method for improving stability of boarding bridge. The auxiliary supporting unit includes a leg support which can be driven to extend and retract; and a foot portion attached to one end of the leg support, wherein the foot portion can be supported on the ground when the leg support being extended and can leave the ground when the leg support being retracted.

Abstract: The subject matter of the invention is an aircraft boarding bridge or aircraft boarding stairs with a gangway bottom plate (30), said aircraft boarding bridge or said aircraft boarding stairs comprising a bellows (1), more specifically a U-shaped bellows, that spans said gangway bottom plate, wherein the clear height (arrow 50) between the upper edge of the gangway bottom plate (30) and the roof of the bellows (1) may be varied.

Abstract: A method of aligning one end of a passenger boarding bridge with a doorway of an aircraft includes a step of parking the aircraft within a parking space that is defined adjacent to the passenger boarding bridge. An imager disposed aboard the aircraft is used for scanning a target that is located proximate the parking space, the target including machine-readable information that is uniquely associated with the passenger boarding bridge. Data relating to the machine-readable information of the target is extracted from image data and used for encoding a signal for transmission to a controller of the passenger boarding bridge. The controller determines the presence of the extracted data and compares the data to a unique bridge identifier code for that passenger boarding bridge. When a match is determined, then communication with an aircraft within or proximate a parking space adjacent to that passenger boarding bridge is confirmed.

Abstract: The invention relates to a data and energy transmission system for telescopic boarding bridges with an inner section (2) joined to a first structure (4) and an outer section (3) connected to a second structure (5). The system has conductor rails (6) along the inner section (2) of the telescopic tunnel (1) connected to the first structure (4), and at least one pantograph mechanism (7) for electrically connecting the conductor rails (6) with the second structure (5), which is in permanent contact with said conductor rails (6) sliding along such rails accompanying the extension and retraction of the telescopic tunnel (1). There are additionally data transmission means connected to the first structure (4) and to the second structure (5).

Abstract: A method of aligning one end of a passenger boarding bridge with a doorway of an aircraft includes a step of parking the aircraft within a parking space that is defined adjacent to the passenger boarding bridge. Human intelligible information visually displayed proximate the parking space is determined, the human-intelligible information being uniquely associated with the passenger boarding bridge. Using an input device that is disposed aboard the aircraft, the human-intelligible information is provided to a communication module that is also disposed aboard the aircraft. A signal including the human-intelligible information is transmitted from the communication module to a receiver that is in communication with the passenger boarding bridge. Only signals determined to include the human-intelligible information are accepted as valid signals during a current bridge alignment operation.

Abstract: The invention relates to a device for making a walkway from a vessel to an object which is more or less stationary relative to the vessel and has a gangplank attached to the vessel. The gangplank has a top surface and near the end of the gangplank a coupling element for enclosing a horizontal pipe attached to the stationary object. According to the invention, the coupling element is fitted below the top surface, and near the coupling element on the underside in the longitudinal direction of the gangplank the gangplank has a narrow supporting edge for supporting the gangplank on the pipe. The invention also comprises a method for the use of the device.

Abstract: A servicing bridge (14) for an airport (13) includes multiple servicing levels (82, 102). A bridge (81) includes one or more of the servicing levels (82, 102) and extends from a terminal of the airport (13). A ground support service sub-system is coupled to the servicing levels (82, 102) and is configured to mate with a service opening (26) of the aircraft (12). The ground support service sub-system provides services to the aircraft (12) through the service opening (26) and on the servicing levels (82, 102).

Abstract: A system is provided for aligning a first passenger boarding bridge tunnel section with a first doorway of an aircraft and for aligning a second passenger boarding bridge tunnel section with a second doorway of the aircraft includes. The system includes a sensor for sensing an orientation of a first passenger boarding bridge tunnel section when it is in an aligned condition with a first doorway of the aircraft, and for sensing an orientation of a second passenger boarding bridge tunnel section when it is in other than an aligned condition with the second doorway of the aircraft. The sensor is in communication with a controller. The controller is for receiving a signal from the sensor, and for determining the orientation of the first passenger boarding bridge tunnel section and the orientation of the second passenger boarding bridge tunnel section in dependence upon the signal.

Abstract: In a method for aligning an aircraft-engaging end of a passenger boarding bridge with a doorway of an aircraft, a first sensor disposed aboard the aircraft is used for sensing first information relating to a current bridge alignment operation and a second sensor disposed at a location that is remote from the aircraft is used for sensing second information relating to the current bridge alignment operation. The sensed first information and the sensed second information are received at a processor. The processor subsequently determines instruction data for moving the aircraft-engaging end of the passenger boarding bridge along a direction toward the doorway of the aircraft, based upon the sensed first information and the sensed second information.

Abstract: A method for wireless communication between an aircraft and a passenger boarding bridge includes assigning an aircraft to a parking space adjacent to the passenger boarding bridge. The aircraft includes a signal-transmitting module for use in automated bridge alignment operations and has a unique aircraft identifier code associated therewith. The step of assigning includes providing the unique aircraft identifier code to an automated bridge alignment system of the passenger boarding bridge. Signals transmitted between the aircraft and the passenger boarding bridge are encoded with the unique aircraft identifier code for transmission between the aircraft and the automated bridge alignment system.

Abstract: A system for preventing a rack fault condition of a passenger boarding bridge includes a plurality of electromagnetic sensors that are disposed for sensing separately a rotational movement of each one of a first and a second electromechanical screw jack, one electromechanical screw jack located adjacent to each lateral sidewall surface of the passenger boarding bridge. The system also includes a control circuit in communication with the plurality of electromagnetic sensors. The control circuit receives signals from the sensors, which signals are indicative of the sensed rotational movement of each one of the first and second electromechanical screw jacks. A value is determined relating to a rotational synchronization of the first and second electromechanical screw jacks. When the determined value is outside a predetermined range of threshold values, a control signal is provided for affecting the rotational movement of at least one of the first and second electromechanical screw jacks.

Abstract: A method and apparatus for connecting the outer end of a telescopically extendable passenger bridge to an aircraft door aft of the wing. An inner part of the bridge is connected to a terminal building by a rotunda, and the outer part of the bridge carries a cabin for connection to the aircraft at a passenger door. The bridge is movable by a drive system positioned at the outermost end of the inner part of the bridge, and the outer part is pivotable in a vertical plane relative to the inner part. The bridge is moved to a docking position, and the drive system is positioned close to the leading edge of the aircraft wing. After telescopically extending the inner part of the bridge, the outer part is swung downward and is telescopically extended to an end position at which the cabin is docked against the aircraft body.

Abstract: A cabin for a passenger bridge for the enplaning and deplaning of passengers. The passenger bridge has the form of a tunnel and the cabin is at its outer free end. The bridge can be maneuvered relative to the ground and to the airplane such that the cabin can be docked to an airplane at a door. The cabin includes a roof, side walls, a floor, and an opening at its free end. The floor of the cabin can be displaced relative to the other parts of the cabin to a limited extent in an outward direction from a rest position within the cabin. The floor can be tilted upwards and downwards around a pivot joint along the rear edge of the floor located in the cabin.

Abstract: Method for automatically docking a passenger bridge (1, 2) to an airplane (5) door (3, 4) at an airport gate, wherein the airplane is brought to and stopped in a predetermined position by contact less measurement of the distance between the airplane and a fixed point and wherein a control computer (14) is adopted to control the movement of the passenger bridge and wherein a start signal (24) is required from a person after the person has established the correct type of airplane and version of the airplane type to enable the control computer to cause the passenger bridge to be moved for docking.

Abstract: The invention relates to an extendable cover for walkways for accessing aircraft, especially for the connection between the rotunda and the tunnel of a walkway, which is formed by at least two telescopically coupled casings (9 and 10) which are linked to one another at the lower part according to a transverse pin defined by two aligned linkages (15) connecting the side walls (11 and 13) of each side of said casings at the lower part.