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WO/2021/093149A1 |
A welding shaft for an omnidirectional wheel, a wheel assembly thereof, and an omnidirectional wheel. The welding shaft comprises a large wheel welding shaft (7) and a small wheel welding shaft (8). The large wheel welding shaft (7) comp...
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WO/2021/084100A1 |
The present invention relates to an extensible table (100) comprising a fixed frame (ChF) supporting a tabletop (Pp), a sliding frame (ChC) mounted such that it can slide on said fixed frame, and stands intended to bear on the floor. Acc...
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WO/2021/075079A1 |
The purpose of the present invention is to provide a caster brake device that has a simple structure, that achieves reliable braking, and that is highly durable with no risk of damaging the circumferential surface of a wheel. The present...
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WO/2021/070542A1 |
When the size of a transport device as viewed from above increases, a larger space for placement of the transport device may be required, or it may become difficult for the transport device to travel through a narrow passage. A transport...
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WO/2021/066224A1 |
The present disclosure relates to a robot cleaner, more particularly, to a robot cleaner that may rotate auxiliary wheels to run over a tilted route or an obstacle, when cannot run over a tilted route or an obstacle because main wheels a...
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WO/2021/066222A1 |
The present disclosure relates to a robot cleaner, more particularly, to a robot cleaner that may immediately escape a trapped state where a wheel is caught while the robot cleaner is running on the floor of a cleaning area.
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WO/2021/059961A1 |
A caster 1 is provided with a wheel 10, a fork 20, a second member 20, and a rolling bearing 40. The rolling bearing includes an outer ring 40A, an inner ring 40B, and a plurality of rolling bodies. The outer ring 40A includes a first ou...
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WO/2021/053868A1 |
[Problem] To enable a switching operation of a free state, a course lock state, and a lock state of a caster to be stably executed. [Solution] The present invention comprises a caster device 110 that can switch to a free state, a course ...
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WO/2021/051207A1 |
A kit of a plurality of modular wheel assemblies are arranged for attachment to a cargo object to handle and transport the cargo object. Each wheel assembly includes a main frame coupled to the cargo object by a lift assembly and a drive...
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WO/2021/053809A1 |
[Problem] To enable stable execution of switching movement between a free state, a course lock state, and a lock state of a caster. [Solution] The present invention is provided with: a caster device 10 capable of switching between free, ...
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WO/2021/043031A1 |
An automatic travel robot, which is used for automatically moving and operating on a ground surface and which comprises: a robot body (10) and a travel module (20) installed on the robot body (10); the robot body (10) comprises a chassis...
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WO/2021/040199A1 |
A caster device includes a caster wheel configured to rotate around a horizontal rotation axis and a case configured to expose a lower surface of the caster wheel, cover the caster wheel and have an inclined surface from a top of the hor...
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WO/2021/022855A1 |
A retractable caster wheel mechanism, and a transport vehicle. The retractable caster wheel mechanism comprises a base structure (100), and a push rod-connecting rod mechanism and a driving wheel mechanism (400) arranged on the base stru...
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WO/2021/014392A1 |
A medical pole 1 has a movable base 103 supporting a pole member 3. The movable base 103 a frame 105 and two or more wheels. A first wheel 111 has a first mode in which the first wheel 111 is swivelable about a respective upright axis re...
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WO/2021/011969A1 |
The invention refers to the wheel structure for 360-degree rotating building in water tank including the wheels mounted under the beam anchorages, in which each wheel consists of: the wheel fork ( ! ) made up of two steel plates, the upp...
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WO/2021/000438A1 |
Disclosed is a brake structure for a luggage rolling wheel, the brake structure comprising a pressing button mechanism (1), a brake line assembly (2), and a rolling wheel installation mechanism (3). The pressing button mechanism (1) comp...
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WO/2021/000836A1 |
Disclosed is a refrigerating and freezing device, comprising two front bottom foot assemblies fixed below two sides of a front portion of a case. Each of the front bottom foot assemblies comprises a fixing plate fixed on the case, a rear...
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WO/2020/260552A1 |
Rolling device comprising: a bearing housing (2) for accommodation of a wheel axle (8) carrying a wheel element (6), and a drive motor to rotate the wheel element relative to the wheel axle; axle support members (3, 10) accommodated in t...
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WO/2020/260551A1 |
The invention concerns a rolling device (1, 20) for a device to enable the moving of the device along a surface (S). The rolling device comprises: -a bearing housing (2) for accommodation of a wheel axle (8) carrying a wheel element (6),...
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WO/2020/251204A1 |
The present invention relates to an airless wheel. The airless wheel comprises: a hub of a constant diameter and having a shaft fitting hole; and an elastic wheel main body fixed to the periphery of the hub, and having a large number of ...
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WO/2020/244036A1 |
A movable umbrella base, comprising a cover (1), a wheel frame (2) and casters (3) disposed at the bottom of the cover (1), at least three casters (3) being provided, arranged at intervals on the wheel frame (2), and at least partially l...
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WO/2020/244620A1 |
A vehicle-mounted multi-temperature automatic co-dispensing refrigerated cabinet, comprising a cabinet body (1), wherein a side wall of the cabinet body (1) is provided with a plurality of placement grooves I (5) and a plurality of place...
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WO/2020/238516A1 |
Disclosed are a power-assisted wheel for a luggage case, a control method therefor and a luggage case. The power-assisted wheel comprises a wheel body assembly, a transmission mechanism, a motor, a sensor and a PCB. The lower part of the...
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WO/2020/221469A1 |
The present invention relates to a mobile shopping cart (10) having at least one basket (12), at least one pulling handle (14) and castors (16, 18), wherein the at least one castor (16) is fastened to a bottom segment (20) of the basket ...
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WO/2020/217142A1 |
There is described a wheelchair (1) comprising a wheelchair frame (10), a pair of drive wheels (20) configured to contact a ground surface (S) when the wheelchair (1) is in use, each drive wheel rotating about an axis of rotation (RA), a...
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WO/2020/213827A1 |
A movable shelf apparatus comprises: lower movable shelves arranged along a first direction; upper movable shelves provided respectively on the lower movable shelves; supporters provided between the lower movable shelves and the upper mo...
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WO/2020/209875A1 |
A wheel adapter for connecting to a cargo container and providing the cargo container with rolling mobility. The wheel adapter includes an adapter body, one or more wheels rotatable with respect to the adapter body, and a container conne...
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WO/2020/188345A1 |
A wheelchair including a frame and a suspension system. The suspension system may have at least one front caster arm pivotally connected to the frame, a front caster connected to the front caster arm, a first link, and a second link. The...
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WO/2020/184818A1 |
A caster according to the present invention comprises: a bushing having a hollow pipe shape and formed from a metal material; a core coupled to the bushing to surround the outer circumference of the bushing and formed from a hard synthet...
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WO/2020/184623A1 |
This wheel module is provided with: a wheel part which has a tire fitted thereon; a drive part at least partially embedded in the wheel part; and a grounding member which is electrically connected to the drive part. The wheel part and th...
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WO/2020/154880A1 |
An automatic braking device for a caster, comprising a frame (10), a caster (20) rotatably connected to the frame (10) and a brake pad (30) arranged on the peripheral face side of the caster (20). An electric control driver connected to ...
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WO/2020/146006A1 |
Luggage with retractable wheels is described, specifically pivoting caster wheels. A telescopic handle is provided on the luggage bag which actuates the retractable wheels using a unique linear mechanism. Pushing the telescopic handle do...
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WO/2020/138741A1 |
The present invention relates to a movable integrated table which can be easily moved to a destination in a state of having all sorts of items placed thereon or in order to place same thereon and, more particularly, to a movable integrat...
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WO/2020/121892A1 |
Provided is a platform truck 1 for conveying a web roll, the platform truck 1 having a support surface 18 for supporting an outer peripheral part Wa of a web roll W, and being used for conveying the web roll W placed thereon, wherein the...
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WO/2020/110651A1 |
A spherical body drive type movement device 10 moves on a traveling surface G and is provided with rotary bodies 14, 15, 16 that, while being in contact with n-number of drive spherical bodies 11, 12, 13 from two different directions, ro...
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WO/2020/105625A1 |
Provided are a wheel structure with which pinching of a finger is alleviated by means of a method different from a conventional method, and a robot provided with the same. This wheel structure is provided with a wheel 120, and a cover 12...
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WO/2020/086966A1 |
A caster braking assembly that has a base section, a first caster assembly coupled to the base section and having at least one wheel, a second caster assembly coupled to the base section and having at least one wheel and a brake switch p...
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WO/2020/074030A1 |
The invention relates to a chassis (10) for a vehicle, wherein the chassis (10) has at least three wheel units (18); at least two of the wheel units (18) are designed as driveable wheel modules (26), which can be steered by 90° to a cha...
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WO/2020/077220A1 |
An automated guided vehicle (AGV) includes a suspension system for movably coupling wheels of the AGV with its frame. The system includes a rocker pivotally attached to the frame. A drive wheel and casters are mounted to the rocker on op...
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WO/2020/059189A1 |
Self-propulsion is made possible with a simple configuration, and manual operation is performed smoothly and deftly. The present invention comprises a base part, a rotatable shaft (first shaft) provided to be able to rotate relative to t...
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WO/2020/041824A1 |
The present invention is directed to a castor wheel assembly (10) comprising a castor frame (12) arranged to swivel about a swivel shaft (14), a locking sub-assembly mounted to the swivel shaft (14), and an actuator element (18) configur...
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WO/2020/045221A1 |
A universal caster 1 comprises: a caster body 2; a turning member 3; an attachment member 4; and a turning restriction means 5. The caster body 2 includes: a bracket 6; and a wheel 8 that is pivotally supported on an axle 7 attached to t...
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WO/2020/036262A1 |
A medical apparatus according to an embodiment of the present invention includes: a medical device; and a plurality of caster units, disposed below the medical device, for supporting the medical device to be movable, wherein each of the ...
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WO/2020/026517A1 |
A brake device 10 for a turnable caster in which, with the purpose of providing a brake device for a turnable caster having a simple power transmission structure and high durability, a brake shoe 16 is installed facing the peripheral sur...
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WO/2020/020584A1 |
The invention relates to a rail wheel set (2) for a car which can be moved on a rail (9) of a rail system, comprising a rail rolling surface, the shape of which is adapted to the contour of a running surface (91) of the rail (9), and a b...
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WO/2020/000026A1 |
A multi-way cable tensioning chair control system has a locking cable connected at a proximal end by a cable clutch and operably interfacing a wheel assembly at a distal end. The system has a control lever operable to displace the cable ...
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WO/2020/003062A1 |
A rear axle (5; 5') of a dodgem car is described, which comprises a beam (6, 6') that mainly extends in a longitudinal direction (X; X') and is provided with respective wheel groups (7; 7') at opposing axial ends, each wheel group compri...
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WO/2019/237113A1 |
A selectively locking rotational bearing element includes at least one bearing element supporting an outer race for rotational movement and a plurality of locking elements disposed circumferentially about an inner surface of the outer ra...
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WO/2019/214791A1 |
Rehabilitation of extremities on patients after surgeries, longer bed rest, has so far been solved by physiotherapy, where a physiotherapist supports the patient during rehabilitation of relevant extremities. This work often involves rel...
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WO/2019/207523A1 |
The invention relates to a supporting device (1) for a touch screen (100), the screen (100) being capable of being fixedly joined to the device (1) in the region of a vertical foot (2) which is connected to a base (4), which device (1) i...
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