The invention relates to a hybrid surface traversing apparatus adapted to be adhered to a (e.g., submerged or in air) surface by a non-flow-through pressure differential, the apparatus includes a frame forming a chamber; a seal (e.g., closed-cell foam) having a closed seal perimeter (e.g., a closed polygon, a quadrilateral, and the like) defining an opening of the chamber, the seal perimeter adapted substantially for rolling relative to the chamber and for contact with the surface to be traversed to prevent leakage and maintain a non-flow-through seal with the surface; a suction pump structured and arranged to produce the (e.g., negative) pressure differential and cooperate with the seal to adhere the apparatus to the surface; and a drive configured to move the apparatus relative to the surface.

A crawling welding robot, including an adjustable magnetic adhesion module, wheel-tracked walking mechanisms, a crawler frame, and a welding load device, wherein the welding load device is disposed on the crawler frame; the wheel-tracked walking mechanisms are disposed at two opposite ends of the crawler frame for supplying power for crawling of the crawler frame; and the adjustable magnetic adhesion module is disposed on the crawler frame and disposed between the two wheel-tracked walking mechanisms.

An apparatus for cleaning the outer side of the hull of a marine vessel and for cleaning the wall of cargo holds, the apparatus including a housing provided with magnetic continuous tracks at opposing lateral sides of the housing, a front wheel and a rear wheel for each of the magnetic continuous tracks, each magnetic continuous track including a plurality of links interconnected by drive pins, the links having an inwardly facing side and an outwardly facing side, a guide configured to engage the drive pins for preventing the links in a first portion of the extent of the of at least one of the magnetic continuous tracks between the front wheel and the rear wheel from moving in the direction in which the outwardly facing side faces and a submersible apparatus for cleaning the outer side of the hull of a marine vessel and for cleaning the wall of cargo space in the cargo holds that comprises a watertight housing provided with continuous magnetic tracks at opposing lateral sides of the housing. A watertight housing provided with continuous magnetic tracks at opposing lateral sides of said housing. At least one drive motor in the housing operably connected to at least one continuous magnetic track for driving the continuous magnetic tracks. The housing being provided with a main side between the continuous magnetic tracks.

An apparatus for cleaning the outer side of the hull of a marine vessel and for cleaning the wall of cargo holds, the apparatus including a housing provided with magnetic continuous tracks at opposing lateral sides of the housing, a front wheel and a rear wheel for each of the magnetic continuous tracks, each magnetic continuous track including a plurality of links interconnected by drive pins, the links having an inwardly facing side and an outwardly facing side, a guide configured to engage the drive pins for preventing the links in a first portion of the extent of the of at least one of the magnetic continuous tracks between the front wheel and the rear wheel from moving in the direction in which the outwardly facing side faces and a submersible apparatus for cleaning the outer side of the hull of a marine vessel and for cleaning the wall of cargo space in the cargo holds that comprises a watertight housing provided with continuous magnetic tracks at opposing lateral sides of the housing. A watertight housing provided with continuous magnetic tracks at opposing lateral sides of said housing. At least one drive motor in the housing operably connected to at least one continuous magnetic track for driving the continuous magnetic tracks. The housing being provided with a main side between the continuous magnetic tracks.

A remotely controlled packable robot features a chassis with a top surface and a bottom surface, a pair of main tracks for maneuvering the chassis, and an open channel under the robot defined by the bottom surface of the chassis and the main tracks. A robot arm is foldable from a stored position in the open channel underneath the robot chassis to a deployed position extending upwards from the top surface of the chassis. A camera assembly may be foldable from a stowed position in the open channel underneath the robot chassis next to the robot arm to a deployed position extending upwards from the top surface of the chassis.

A remotely controlled packable robot features a chassis with a top surface and a bottom surface, a pair of main tracks for maneuvering the chassis, and an open channel under the robot defined by the bottom surface of the chassis and the main tracks. A robot arm is foldable from a stored position in the open channel underneath the robot chassis to a deployed position extending upwards from the top surface of the chassis. A camera assembly may be foldable from a stowed position in the open channel underneath the robot chassis next to the robot arm to a deployed position extending upwards from the top surface of the chassis.

Disclosed is a mobile robot adapted to traverse vertical obstacles. The robot comprises a frame and at least one wheel positioned in a front section of the robot, at least one middle wheel positioned in a middle section of the robot, at least one back wheel positioned in a back section of the robot, and at least one further wheel in the front, middle or back of the robot. The robot also comprises at least one motor-driven device for exerting a downward and/or upward force on the middle wheel and at least two motors for driving the wheels and the motor-driven device. Also disclosed is a method of climbing using a mobile robot as disclosed.

An apparatus (1) for cleaning the outer side of the hull (60) of a marine vessel (50) and for cleaning the wall (70) of cargo holds, the apparatus (1) comprising a housing (2) provided with magnetic continuous tracks (3) at opposing lateral sides of the housing (2), a front wheel (6) and a rear wheel (5) for each of the magnetic continuous tracks (3), each magnetic continuous track (3) comprising a plurality of links (9) interconnected by drive pins (10), the links (9) having an inwardly facing side (18) and an outwardly facing side (19), a guide (40) configured to engage the drive pins (10) for preventing the links (9) in a first portion of the extent of the of at least one of the magnetic continuous tracks (3) between the front wheel (6) and the rear wheel (5) from moving in the direction in which the outwardly facing side (19) faces and a submersible apparatus for cleaning the outer side of the hull of a marine vessel and for cleaning the wall of cargo space in the cargo holds that comprises a watertight housing provided with continuous magnetic tracks at opposing lateral sides of the housing. A watertight housing provided with continuous magnetic tracks at opposing lateral sides of said housing. At least one drive motor in the housing operably connected to at least one continuous magnetic track for driving the continuous magnetic tracks. The housing being provided with a main side between the continuous magnetic tracks.

An apparatus (1) for cleaning the outer side of the hull (60) of a marine vessel (50) and for cleaning the wall (70) of cargo holds, the apparatus (1) comprising a housing (2) provided with magnetic continuous tracks (3) at opposing lateral sides of the housing (2), a front wheel (6) and a rear wheel (5) for each of the magnetic continuous tracks (3), each magnetic continuous track (3) comprising a plurality of links (9) interconnected by drive pins (10), the links (9) having an inwardly facing side (18) and an outwardly facing side (19), a guide (40) configured to engage the drive pins (10) for preventing the links (9) in a first portion of the extent of the of at least one of the magnetic continuous tracks (3) between the front wheel (6) and the rear wheel (5) from moving in the direction in which the outwardly facing side (19) faces and a submersible apparatus for cleaning the outer side of the hull of a marine vessel and for cleaning the wall of cargo space in the cargo holds that comprises a watertight housing provided with continuous magnetic tracks at opposing lateral sides of the housing. A watertight housing provided with continuous magnetic tracks at opposing lateral sides of said housing. At least one drive motor in the housing operably connected to at least one continuous magnetic track for driving the continuous magnetic tracks. The housing being provided with a main side between the continuous magnetic tracks.

A magnetically-attracting crawler moving device has a magnetically-attracting traveling mechanism including a source device of magnetic force provided with a pair of magnets and a yoke disposed on the backside of the magnets or behind the magnet; a crawler belt rotationally running with drive portion thereof in non-contact with the source device of magnetic force; and a guide in contact with the pair of magnets and the yoke and on which surface the crawler belt slides, wherein the drive portion of the crawler belt protrudes from the source device of magnetic force and the guide to travel.