Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62D—MOTOR VEHICLES; TRAILERS
  • B62D63/00—Motor vehicles or trailers not otherwise provided for
  • B62D63/06—Trailers
  • B62D63/061—Foldable, extensible or yielding trailers
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G3/00—Ambulance aspects of vehicles; Vehicles with special provisions for transporting patients or disabled persons, or their personal conveyances, e.g. for facilitating access of, or for loading, wheelchairs
  • A61G3/08—Accommodating or securing wheelchairs or stretchers
  • A61G3/0808—Accommodating or securing wheelchairs
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60D—VEHICLE CONNECTIONS
  • B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
  • B60D1/14—Draw-gear or towing devices characterised by their type
  • B60D1/167—Draw-gear or towing devices characterised by their type consisting of articulated or rigidly assembled bars or tubes forming a V-, Y-, or U-shaped draw gear
  • B60D1/1675—Draw-gear or towing devices characterised by their type consisting of articulated or rigidly assembled bars or tubes forming a V-, Y-, or U-shaped draw gear comprising extendable, retractable or foldable members
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
  • B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
  • B60P3/42—Vehicles adapted to transport, to carry or to comprise special loads or objects convertible from one use to a different one
  • B60P3/423—Vehicles adapted to transport, to carry or to comprise special loads or objects convertible from one use to a different one from transport of persons to transport of goods
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B1/00—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor
  • B62B1/002—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor convertible from a one-axled vehicle to a two-axled vehicle
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B1/00—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor
  • B62B1/10—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is intended to be transferred totally to the wheels
  • B62B1/12—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is intended to be transferred totally to the wheels involving parts being adjustable, collapsible, attachable, detachable, or convertible
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
  • B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B5/00—Accessories or details specially adapted for hand carts
  • B62B5/0026—Propulsion aids
  • B62B5/0079—Towing by connecting to another vehicle
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
  • B62K27/00—Sidecars; Forecars; Trailers or the like specially adapted to be attached to cycles
  • B62K27/003—Trailers
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G3/00—Ambulance aspects of vehicles; Vehicles with special provisions for transporting patients or disabled persons, or their personal conveyances, e.g. for facilitating access of, or for loading, wheelchairs
  • A61G3/02—Loading or unloading personal conveyances; Facilitating access of patients or disabled persons to, or exit from, vehicles
  • A61G3/06—Transfer using ramps, lifts or the like
  • A61G3/061—Transfer using ramps, lifts or the like using ramps
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60D—VEHICLE CONNECTIONS
  • B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
  • B60D2001/001—Traction couplings; Hitches; Draw-gear; Towing devices specially adapted for use on vehicles other than cars
  • B60D2001/003—Traction couplings; Hitches; Draw-gear; Towing devices specially adapted for use on vehicles other than cars for bicycles or motorbikes
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60D—VEHICLE CONNECTIONS
  • B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
  • B60D2001/001—Traction couplings; Hitches; Draw-gear; Towing devices specially adapted for use on vehicles other than cars
  • B60D2001/005—Traction couplings; Hitches; Draw-gear; Towing devices specially adapted for use on vehicles other than cars for carts, scooters, or the like
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B2202/00—Indexing codes relating to type or characteristics of transported articles
  • B62B2202/90—Vehicles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B2206/00—Adjustable or convertible hand-propelled vehicles or sledges
  • B62B2206/006—Convertible hand-propelled vehicles or sledges
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B2206/00—Adjustable or convertible hand-propelled vehicles or sledges
  • B62B2206/02—Adjustable or convertible hand-propelled vehicles or sledges adjustable in length or width
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B2301/00—Wheel arrangements; Steering; Stability; Wheel suspension
  • B62B2301/10—Adjusting the position of the wheel axles to increase stability
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B5/00—Accessories or details specially adapted for hand carts
  • B62B5/06—Hand moving equipment, e.g. handle bars
  • B62B5/068—Connections to the body for moving the cart, e.g. harnesses
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B5/00—Accessories or details specially adapted for hand carts
  • B62B5/08—Children's seats ; Seats or supports for other persons
  • B62B5/085—Resting seats

Definitions

• the present invention relates to a device that can be towed by human force, or connected to a bicycle or a controlled device, and intended to carry one or two bicycles of the bicycle or scooter type and their user.
• the present invention is also intended to carry objects.
• the device according to the invention is also intended to transport other wheeled vehicles such as folded wheelchairs for disabled people, and to transport said disabled persons installed on the device outside of their wheelchair.
• the device is also intended to carry an unfolded wheelchair for a disabled person and its user installed in said wheelchair.
• the device is also intended to carry a folded wheelchair of a disabled person and a bicycle type bike or scooter type and their user.
• wheeled vehicles such as bicycles, wheelchairs for the disabled, or the user or users of said wheeled vehicles.
• the traction arm is arranged to be connected to a bicycle.
• wheeled vehicles such as bicycles, wheelchairs for the disabled, or the user or users of said wheeled vehicles.
• the towed bicycle is a rolling vehicle equipped with rear stabilizers
• These devices are not suitable for carrying two bicycles, or a scooter, or a wheelchair.
• Devices are also known provided with two wheels and connected to a controlled device intended to transport one or two persons in a seated position. These devices do not allow to transport at the same time means of locomotion such as, for example, bikes or scooters used by the person or persons transported.
• An object of the invention is to provide a device for transporting at least one person, at least one cycle-type device or at least one wheelchair for a disabled person, and objects, and which is also easy to use.
• the invention relates to a device intended to be towed or pushed in a direction of movement, the device comprising:
• the chassis having a first extension in the direction of movement and a second extension in a transverse direction perpendicular to the direction of movement, the frame being shaped so that the first extension and / or the second extension are modifiable, preferably by hand, between a minimum value and a maximum value,
• the device may comprise one or more of the following characteristics, taken in isolation or in any technically possible combination:
• the device comprises at least two removable main wheels and a pivoting wheel, the pivoting wheel being fixed on one extreme side of the chassis in the direction of movement, preferably on the opposite side to the movement of the device;
• the device comprises bearing supports for fixing the main wheels on the chassis, each selectively at at least two distinct locations in the direction of movement;
• the device comprises bearing supports for fixing the main wheels on either side of the chassis in a direction substantially perpendicular to the direction of movement and substantially horizontal, and for fixing the pivoting wheel on the chassis, when the device is in position; a storage position, said storage position being such that the transverse direction is substantially vertical, the main wheels and the swivel wheel being fixed at locations allowing the device to roll in the direction of movement, the frame preferably being in a position wherein the first extension and / or the second extension are at said minimum values;
• the device comprises at least one removable drawbar fixed to the frame and modifiable by hand between a first configuration, adapted to connect the drawbar to a belt or harness carried by a person intended to tow or push the device, and a second configuration adapted to connect the drawbar to a controlled cycle machine;
• the frame is provided with rapid clamping means of the drawbar;
• the device comprises at least two removable drawbars fixed on the chassis and modifiable by hand between the first configuration and the second configuration, the two drawbars being placed on either side of the chassis in the direction of movement, one of the two draw bars being intended to act in traction on the frame and the other of the two drawbars being intended to push the frame;
• the device comprises two removable access ramps for installation on the device of said wheelchair for a disabled person, the access ramps each comprising: a first end intended to be in contact with the ground, a second end intended to be in contact with the frame, and preferably a stand intended to extend substantially vertically between the ground and the second end of the ramp;
• the device comprises at least one removable floor, extending in the direction of movement and the transverse direction and resting on the frame;
• the chassis comprises a first part and a second part both extending in the direction of movement and the transverse direction, the second part being removable and shaped so that a withdrawal of the second part modifies the first extension; or the second chassis extension;
• the chassis comprises a hinge between the first part and the second part, the second part being foldable against the first part, preferably under the first part;
• first part and the second part are slidably mounted relative to each other substantially in the direction of movement and are shaped so that said sliding modifies the first extension, and the first part and the second part each comprise two sub-portions capable of sliding relative to one another in the transverse direction, and are shaped so that said sliding modifies the second extension;
• the chassis comprises at least one wheel support for receiving a wheel of the cycle-type machine or the transported wheelchair, the wheel support being shaped to have an adjustable dimension in the direction of movement, and preferably to have a adjustable position according to the direction of movement and in the transverse direction;
• the device can be dismounted by hand into elements each having a mass of less than 10 kg;
• the frame is designed to be able to package and store the device in a transport bag or in a trunk of a motor vehicle;
• the device comprises a connecting arm that can be connected to all types of bike or gear driven; the link arm comprises at one of its ends a deformable portion in all directions which allows easy adaptation to the connection with the towing vehicle;
• the frame comprises a system for locking in rotation the hinge connecting the first part and the second part of the frame; the first part and the second part of the chassis constitute respectively a front part and the rear part of the frame according to the direction of movement;
• the second part of the frame can be folded under the front part of the frame and locked in the folded position;
• the front part and the rear part of the frame are slidably connected by means of tubes constituting the chassis;
• the second extension of the frame is variable between a minimum width and a maximum width through elements constituting the frame and which are slidably mounted relative to each other;
• each seat is equipped with three-point seat belts
• a second adjustable tilt bar allows to install a hood type umbrella on said seat
• the set is fully collapsible to facilitate its storage inside the chassis;
• the chassis is equipped with side guards
• the device includes a dismountable guard, fixed on the frame;
• the floor includes floating slats held by a flexible envelope, so as to be foldable over its length or width, or rolled in the direction of its length;
• the floor is rigid to allow to pose objects or to receive a wheelchair for disabled person for the purpose of transporting them using the device;
• the floor comprises two parts connected by a sliding connection through the constituent sections of said parts;
• the width of the floor is variable between a minimum width and a maximum width by means of elements constituting said fixed and movable parts of said floor and which are slidably mounted relative to one another, thus allowing for adapt to the chassis configuration according to its mode of use.
• removable or “quickly removable” means that an element can be mounted or disassembled by hand, without the use of tools, assembly or disassembly can be performed in a short period of time, by example less than one minute.
• FIG. 1 shows schematically, in perspective, a device according to a first embodiment of the invention, carrying two cycles and objects, and intended to carry two people and to be towed by a third person,
• FIG. 2 schematically represents, in perspective, the chassis and the wheels of the device represented in FIG. 1;
• FIG. 3 schematically illustrates, in perspective, the chassis of the device represented in FIGS. 1 and 2, the chassis being in a modified configuration
• FIG. 4 schematically illustrates, in perspective, the frame and the wheels of the device shown in Figure 1, after the second part of the frame has been removed, and wheelchair access ramps for disabled people have been added ,
• FIG. 5 shows schematically, in perspective, the frame and the wheels of the device shown in Figure 1, the frame and the wheels being in a storage position in which the frame can roll through wheels mounted in a particular configuration
• FIG. 6 schematically represents, in perspective, a device according to a second embodiment of the invention, carrying a cycle
• FIG. 7 shows schematically, in perspective, the device shown in Figure 6, the chassis having been amputated from its second part, the swivel wheel has been raised on the first part of the frame and two drawbars have been added to allow two respectively to pull and push the device, a set for receiving at least one person and a floor having been added,
• FIG. 8 shows schematically, in perspective, the device shown in Figure 6, the second part of the frame having been folded under the first part, the drawbar having been put in a second configuration and connected to the rear wheel of a machine piloted cycle type.
• a direction of movement Ox is defined in which the devices according to the invention which will be described are towed or pushed.
• the devices can move in the direction of the positive values of the movement direction Ox or in the negative direction.
• a transverse direction Oy, substantially perpendicular to the direction Ox, and a direction Oz such that the directions Ox, Oy, Oz define an orthonormal coordinate system are defined. Referring to Figure 1, there is described a device according to a first embodiment of the invention.
• the device comprises a chassis 1-2 configured to carry two bicycles 1010, 1012 and objects 1013, two sets 650 of passenger transport seats installed one behind the other, two main wheels 4 and a swivel wheel 5 fixed to rotation on the chassis 1 -2 and for stabilizing the device, a drawbar 6 connected to the chassis 1 -2 and intended to be connected to a person towing the device, and two floors 630 placed on the chassis 1 -2.
• the device of Figure 1 is intended to advance in the direction of the positive values of the movement direction Ox, that is to say that the Ox axis points towards the front of the device.
• the axis Oy points to the left of the device, when one moves in the direction of its movement.
• the frame 1 -2 extends in the direction of movement Ox with a first extension L1 and in the transverse direction Oy with a second extension L2 ( Figure 2).
• the chassis 1 -2 advantageously has a general shape of rectangular parallelepiped.
• the chassis 1 -2 has a surface substantially equal to L1 x L2, available for transporting the two bicycles 1010, 1012, the two sets 650 of seats and the objects 1013.
• the chassis 1 -2 comprises a first part 1 forming the rear of the chassis 1 -2 and a second part 2 forming the front of the chassis 1 -2.
• the first part 1 is located at the rear of a plane P substantially perpendicular to the movement direction Ox.
• the first part 1 has in the transverse direction Oy an extension equal to the second extension L2.
• the first part 1 has a smaller extension than the first extension L1.
• the first part 1 contributes to part of the extension L1 of the chassis 1 -2 according to the movement direction Ox.
• the first part 1 of the chassis 1 -2 comprises a left rear part 200 and a right rear part 500 both comprising metal tubes or composite materials.
• the second part 2 is located in front of the plane P.
• the second part 2 has in the transverse direction Oy an extension equal to the second extension L2.
• the second part 2 has in the direction of movement Ox an extension less than the first extension L1.
• the second part 2 contributes to part of the extension L1 of the chassis 1 -2 according to the movement direction Ox.
• the second part 2 comprises a left front part 300 and a right front part 400 both comprising metal tubes or composite materials.
• the left rear portion 200 of the chassis 1-2 comprises tubes 203, 206, 207 extending substantially in the transverse direction Oy, and tubes 201, 202, 204, 205 extending substantially in the direction of movement Ox.
• the rear right portion 500 of the frame 1 -2 comprises tubes 501, 502 extending substantially in the direction of movement Ox and tubes 503, 504 bent, extending substantially in the direction of movement Ox and substantially in the transverse direction Oy.
• the right rear portion 500 further comprises a tube 505 extending substantially in the transverse direction Oy.
• the left front portion 300 comprises tubes 304, 305 bent, extending substantially in the direction of movement Ox and substantially in the transverse direction Oy, and a tube 302 extending substantially in the direction of movement Ox.
• the right front portion 400 comprises tubes 404, 405 extending substantially in the transverse direction Oy, and tubes 401, 402, 403 extending substantially in the direction of movement Ox.
• the tubes 404, 405, 203, 206, 207 cooperate by sliding connection respectively with the tubes 304, 305, 505, 503, 504 substantially in the transverse direction Oy.
• the second extension L2 of the frame 1 -2 is continuously modifiable between a maximum value L21 and a minimum value L22.
• L22 is about half of L21.
• L21 is about 1.40 m and L22 is about 0.70 m.
• the tubes 302, 304, 305, 401, 402, 403 cooperate by sliding connection respectively with the tubes 202, 204, 205, 501, 502, 503 substantially in the direction of movement Ox.
• the first extension L1 of the frame 1 -2 is continuously modifiable between a maximum value L1 1 and a minimum value L12.
• L12 is about half of L1 1.
• L1 1 is about 2.5 m and L12 is about 1.25 m.
• the chassis 1-2 is in a position where the first extension L1 is at the maximum value L1 1 and the second extension L2 is at the maximum value L21.
• the chassis 1-2 is in a folded position where the first extension L1 is at the minimum value L12 and the second extension L2 is at the minimum value L22.
• the main wheels 4 and the swivel wheel 5 allow the chassis 1 -2 to roll on the ground.
• the device further comprises mechanically welded quick connections 605 to 620 ( Figure 2) for connecting one or the other of its ends drawbar 6 ( Figure 1) to the chassis 1 -2.
• the first part 1 has mechanically welded supports 208, 209, 210 and 506, 507, 508 (Figure 2) for fixing the two sets of seats 650 ( Figure 1).
• the swivel wheel 5 is fixed on the first part 1 by a bearing support 602.
• the swivel wheel 5 pivots about an axis ⁇ substantially parallel to the direction Oz.
• the swivel wheel 5 is an idle wheel, that is to say it can rotate 360 ° about the axis ⁇ .
• the bearing support 602 is shaped such that the swivel wheel 5 pivots on a smaller angular sector.
• the swivel wheel 5 can be fixed on the second part 2.
• the bearing support 602 is then slidably mounted, for example, on the tubes 404, 405 of the front right part 400.
• the bearing support 602 includes a portion 701 attached to the frame 1-2, and a pivoting portion 702 connected by a 360 degree pivot connection to the portion 701.
• Part 701 is for example made using metal tubes or composite materials.
• the pivoting portion 702 comprises a cylindrical housing so as to be able to rotate the pivoting wheel 5 in a fast and removable manner.
• Part 701 also comprises metal or composite tubes cooperating by sliding connection with constituent tubes 503, 504 of the rear right part 500 of chassis 1 -2.
• bearing supports 603, 604 comprise cylindrical housings so as to be able to rotate the main wheels 4 in a fast and removable manner.
• the main wheels 4 can be positioned either vis-a-vis the bearing support 604, as shown in FIG. 5, or individually on each of the bearing supports 603, 604 as shown in FIG. Figures 2 and 3.
• the bearing supports 603, 604 also comprise metal or composite tubes cooperating by sliding connection with the tubes 201, 205, 503, 504 of the part 1.
• the main wheels 4 can be continuously positioned on the first part 1 according to the movement direction Ox.
• Two mechanically welded wheel half-supports 621, 622 are slidably mounted respectively along the tubes 502, 504.
• these half-supports 621, 622 are easily dismountable from the chassis 1-2.
• a not shown locking system makes it possible to hold the two half-supports 621, 622 in position. These half-supports 621, 622 make it possible to position and hold the wheel of a cycle-type machine while adapting, thanks to the adjustable possible to the dimensions of the wheel.
• Two mechanically welded half-supports 623, 624 are slidably mounted respectively along the tubes 201, 204.
• these half-supports 623, 624 are easily removable chassis 1 -2.
• a not shown locking system makes it possible to hold the two half-supports 623, 624 in position. These half-supports 623, 624 make it possible to position and hold the wheel 1015 of the bicycle 1010 while adapting, thanks to the possible adjustment, to the dimensions of the wheel 1015 ( Figure 1).
• the sets of seats 650 ( Figure 1) are positioned one behind the other in the movement direction Ox and clipped into four locking devices 640 fixed on the first part 1.
• Two floors 630 are installed on part 1 ( Figures 1 and 4).
• the floors 630 can transport any objects, such as objects 1013, whose size and weight allow them to be placed and transported by the device.
• FIG 4 there is described a device according to the invention, configured for the installation of a wheelchair for disabled person and its user (not shown). With respect to the frame 1-2 of Figures 1 to 3, the second portion 2, removable, has been removed.
• the left front part 300 and the right front part 400 (not shown) have been disassembled and separated from the frame 1 -2.
• an opening is made possible in the chassis 1 -2, allowing a wheelchair and its user to be installed on the device by means of two access ramps 1014.
• the two floors 630 easily removable are placed on the first part 1 of the chassis 1 -2, which can carry objects whose size and weight are compatible with the device. It is thus possible to transport objects, passengers or a wheelchair independently for a disabled person and his user.
• the front left 300 and front right 400 can be reassembled to ensure the maintenance on the chassis 1-2 of the objects carried by the device.
• the access ramps 1014 are hung on the portion 1 of the frame removably and adjustable manner in separation and inclination relative to the ground.
• Each access ramp 1014 comprises an access rail 1004 and a stand 1000 whose one end has a groove for positioning the tubes 505 or 203 and whose other end is provided with pivoting pads 1003 intended to bear on the ground .
• a mechanically welded means 1001 tilting makes it possible to fix each access ramp 1014 on the tubes 505, 203.
• Each access rail 1004 is mounted by pivot connection on the extension 1002 of one end of the stand 1000.
• the access ramps 1014 can be connected to the frame 1 -2 of the device so as to provide the necessary stability during the installation of the wheelchair for a disabled person and its user on the device according to the invention.
• the access ramps 1014 provided with their crutches 1000 take place inside the frame 1 - 2.
• FIG. 5 there is described a device according to the invention in a storage position.
• the device of Figure 5 differs from that of Figure 3 only in that: -
• the chassis 1 -2 is oriented so that the transverse direction Oy is pointing upwards, that is to say that the chassis 1 -2 has rotated a quarter turn in the direction of movement Ox,
• the main wheels 4 are mounted on either side of the frame 1 -2 in the direction of substantially horizontal direction Oz,
• the bearing support 602 of the swivel wheel 5 is set in a configuration in which the swivel wheel 5 pivots about an axis ⁇ ', substantially parallel to the transverse direction Oy.
• the device To load a wheelchair, the device is mounted in the configuration shown in Figure 4. With the access ramps 1014, the wheelchair can be placed on the floors 630.
• Objects 1013 can also be placed on floors 630.
• the drawbar 6 is fixed on one or the other of the extreme sides of the frame 1 -2, on the welded quick connections 605 to 620 ( Figure 2).
• the drawbar 6 is connected to a belt 1050 ( Figure 1) or a harness carried by a person who will tow the device in the direction of the positive values of the movement direction Ox.
• Two bicycles 1010, 1012 can also be transported, their rear wheels being received in wheel supports formed by the half-supports 621, 622, 623, 624 and the tubes 201, 204, 502, 504.
• the device can be disassembled into pieces with a mass of less than 10 kg or stored (Figure 5).
• the chassis 1 -2 has dimensions that can be adjusted according to the movement direction Ox and / or the transverse direction Oy. The device is thus more compact and therefore easy to use.
• the device provides a set of benefits that no device known to date is able to offer.
• the device can conform to occupy a minimum restricted volume to be stored, such as in the trunk of a motorized vehicle trunk.
• the device can be modified in size to adapt to the types and number of objects it must carry and also to adapt to the number of passengers it must carry.
• the second embodiment is distinguished in particular from the first embodiment by the shape of the first portion 1 and the second portion 2 of the frame 1 -2 ( Figure 6).
• the device shown in Figure 6 is intended to flow in the direction of the negative values of the movement direction Ox.
• the first part 1 and the second part 2 are interconnected by a hinge 3 extending substantially in the transverse direction Oy.
• the swivel wheel 5 is mounted on the second part 2 of the chassis 1 -2.
• the first part 1 of the frame comprises sections 25, 26, 29, 30 extending substantially in the direction of movement Ox.
• These sections 25, 26, 29, 30 may be made of metal material, such as steel or aluminum alloy. They can also be manufactured in whole or in part of non-metallic material to reduce weight while ensuring the robustness of the frame.
• the profiles 25, 26, 29, 30 are mechanically welded to two angles 33, 35 to form a main structure of the first part 1.
• the profiles 25, 26, 29, 30, which will also be called “slides”, are substantially parallel to each other. Their inner profiles receive ends of the cross members 70, 73, 13, 14, 74, 77, 15, 16 extending substantially in the transverse direction Oy.
• Each end of the crosspieces 70, 73, 13, 14, 74, 77, 15, 16 is provided with an extension capable of sliding freely along the inner profile of the profiles 25, 26, 29, 30.
• the extension may advantageously be made from a roller or a material component capable of sliding freely along said inner profiles.
• the profiles 29, 30 form the central part of the first part 1 of the frame 1 -2 and are mounted back-to-back so that their respective internal profiles are substantially symmetrical with respect to the common joint plane (xOz) of said profiles .
• the inner profiles of the slideways 25, 29 thus form two substantially parallel translational guide rails of the crosspieces 13, 14, 70, 73.
• the inner profiles of the slideways 26 and 30 thus form two substantially parallel translational guide rails of the crosspieces 15, 16, 74, 77.
• Two half-wheel supports 17, 19 are slidably mounted substantially in the transverse direction Oy respectively along the crosspieces 13 and 14.
• the assembly 13-14-17-19 constitutes a first right front wheel support.
• the assembly 13-14-17-19 is easily removable from said frame 1 -2.
• the half-supports 17, 19 are U-shaped and can slide into one another. A not shown locking system makes it possible to maintain in relative position the two half-wheel supports 17, 19.
• the two half-supports 17, 19 form an annular receptacle whose length is adjustable due to the sliding of the cross members 13, 14 in the direction of movement Ox.
• This annular receptacle is intended to receive, position and maintain the wheel 100 of a machine of the cycle type 1012 ( Figure 6) or disabled wheelchair, while adapting, thanks to the possible adjustable length of the annular profile, to the dimensions of the wheel.
• Two half wheel supports 71, 72 are slidably mounted respectively along the cross members 70 and 73.
• the assembly 70-71 -72-73 constitutes a second right front wheel support.
• the subassembly 70-71 -72-73 is easily removable from the frame 1 -2. It is structurally similar to the 13-14-17-19 set and works in a similar way.
• the assembly 15-16-18-20 constitutes a first left front wheel support, similar to the assembly 13-14. 17-19.
• Two half wheel supports 75, 76 are slidably mounted respectively along the cross members 74 and 77.
• the assembly 74-75-76-77 constitutes a second left front wheel support, similar to the assembly 13-14. 17-19.
• the second portion 2 of the frame 1 -2 comprises profiles 27, 28, 31, 32 extending substantially in the direction of movement Ox.
• the profiles 27, 28, 31, 32 are mechanically welded to two brackets 34 and 36 to form a main structure of the second part 2 of the frame.
• the profiles 27, 28, 31, 32 which will also be called “slides”, are substantially parallel to each other and their inner profile is intended to receive the end of sleepers 21 to 24 extending substantially in the transverse direction Oy .
• Each end of the crosspieces 21 to 24 is provided with an extension capable of sliding freely along the inner profile of the slideways 27, 28, 31, 32.
• the extension may advantageously be made from a roller or roller. a material component capable of sliding freely along said inner profiles.
• the profiles 31 and 32 form the central portion of the second portion 2 of the frame 1 -2 and are mounted back-to-back so that their respective internal profiles are symmetrical with respect to the common plane of assembly (xOz) of said profiles.
• the inner profiles of the slideways 27 and 31 thus form two substantially parallel rails for translating the sleepers 21 and 23.
• the inner profiles of the slideways 28 and 32 thus form two substantially parallel translation guide rails of the sleepers 22 and 24.
• Two half wheel supports 37 and 38 are slidably mounted respectively along the cross members 21 and 23.
• the assembly 21 -23-37-38 constitutes a right rear wheel support similar to the first right front wheel support.
• Two half wheel supports 39 and 40 are slidably mounted respectively along the cross members 22 and 24.
• the assembly 22-24-39-40 constitutes a left rear wheel support similar to the first left front wheel support.
• each driving wheel of said wheelchair can be supported either on the crosspieces 21, 23 or on the crosspieces 22, 24 of the second part 2.
• the first part 1 further comprises lateral railings mounted on the sections 25, 26, 27, 28 and the brackets 33, 36.
• the hinge 3 comprises for example hinges fixed along the angle 35 of the first part 1, hinges fixed along the angle 34 of the second part 2, and an easily removable hinge rod introduced inside the hinges.
• the hinge connection 3 thus makes it possible to form a pivot connection between the first part 1 and the second part 2.
• the removable hinge rod makes it possible to separate the first part 1 and the second part 2.
• Bearing supports 44, 45 are respectively part of the slideways 26, 25. These bearing supports 44, 45, in which cylindrical housings are formed, enable the main wheels 4 to be rotatably fixed in a rapidly removable manner by introducing the axle. the axle of each main wheel 4 in the cylindrical housing of the bearing support 44, 45 according to a first mode of assembly of the main wheels 4.
• Bearing supports 46, 47 are respectively part of the slideways 26, 25. These bearing supports 46, 47, in which cylindrical housings are formed, make it possible to fix the main wheels 4 (FIG. introducing the axis of the axle of said wheel into the cylindrical housing of the bearing support according to a second assembly mode of said main wheels 4.
• the bearing supports 44, 45 on the one hand and 46, 47 on the other hand are offset in the direction of movement Ox.
• Bearing supports 48, 49 are respectively part of slides 27, 28.
• bearing supports 48, 49, in which cylindrical housings are made, enable the main wheels 4 (FIG. 8) to be rotatably fixed in a rapidly removable manner by introducing the axis of the axle of said wheel into the cylindrical housing of the bearing support according to a third method of assembling said main wheels 4.
• the first part 1 further comprises a first set of four pads 62, 65, 66, 67 fixed mechanically welded on the top of the sections 25, 26.
• the pads 62, 65, 66, 67 are intended to position, in four attachment points, a set 7 for receiving passengers, as shown in Figure 8.
• the four feet of the assembly 7 are each positioned in alignment with a corresponding one of the four studs 62, 65, 66, 67.
• a system of FIG. locking easy to implement and not shown allows to maintain the connection via the four pads 62, 65, 66, 67 of the assembly 7 on the chassis 1 -2.
• a second set of four pads 63, 64, 68, 69 is mechanically welded to the top of the sections 25 and 26.
• the pads 63, 64, 68, 69 are intended for position, at four points of attachment, the assembly 7 on the first part 1 of the frame in the inverted position, as represented in FIG.
• the drawbar 6 can be either in a first configuration ( Figure 7), adapted to connect the drawbar 6 to a belt or a harness worn by a person intended to tow or push the device, or in a second configuration ( Figures 6 and 8). ), adapted to connect the drawbar 6 to a controlled machine cycle type. This also applies to the first embodiment of the device.
• the drawbar 6 is connected to the frame 1 -2 quickly and dismountably by clamping means.
• the device is intended to flow in the direction of the positive values of the movement direction Ox.
• the second part 2 has been removed, which has the effect of reducing the first extension L1 of the chassis 1 -2 to the minimum value L12.
• the swivel wheel 5 is mounted at the rear of the first part 1.
• a floor 8 folded in the direction of its width is placed on the first part 1.
• the passenger transport assembly 7 is fixed on the first part 1.
• the device can independently transport objects or people.
• a removable guardrail 12 is mounted on the front of the first part 1, which has the effect of connecting the side rails to completely surround the device and prevent falling objects.
• the drawbar 6 is fixed on the front of the first part 1 of the chassis 1 -2.
• the drawbar 6 is in the first configuration.
• the drawbar 6 could be in the second configuration.
• a second drawbar 1006 is fixed on the rear of the first part 1 of the frame 1 -
• the drawbar 1006 is also in the first configuration. Alternatively, the drawbar 1006 could be in the second configuration. The drawbar 1006 is intended to allow a person to push the device.
• the device is intended to move in the direction of the negative values of the movement direction Ox.
• the second part 2 of the chassis 1 -2 is folded and locked under the first part 1, which has the effect of reducing the first extension L1 of the chassis 1 -2 to the minimum value L12.
• the main wheels 4 are rotatably mounted on bearing supports of the second part 2 of the frame 1 -2.
• the swivel wheel 5 is mounted on the first part 1 in the raised position.
• the drawbar 6 is in the second configuration.
• the drawbar 6 is connected to the first part 1 (that is to say on the side of the first part 1 located on the side of the negative values of the movement direction Ox).
• the passenger transport assembly 7 is fixed on the first part 1.
• the floor 8 is folded in the direction of movement Ox and is placed on the first part 1, which can carry objects whose size and weight is compatible with the device.
• the device may comprise a chassis comprising more than two parts of the type of the first part 1 or the second part 2, removable, advantageously articulated or sliding relative to each other.

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• Engineering & Computer Science (AREA)
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• Chemical & Material Sciences (AREA)
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• 2011
  • 2011-02-07 FR FR1100369A patent/FR2971224B1/fr not_active Expired - Fee Related
• 2012
  • 2012-02-06 WO PCT/EP2012/051945 patent/WO2012107393A1/fr active Application Filing
  • 2012-02-06 EP EP12702042.8A patent/EP2673180A1/de not_active Withdrawn

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