US20230001839A1 - Storage container for a trailer - Google Patents
Storage container for a trailer Download PDFInfo
- Publication number
- US20230001839A1 US20230001839A1 US17/780,648 US202017780648A US2023001839A1 US 20230001839 A1 US20230001839 A1 US 20230001839A1 US 202017780648 A US202017780648 A US 202017780648A US 2023001839 A1 US2023001839 A1 US 2023001839A1
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- US
- United States
- Prior art keywords
- container
- trailer
- lid
- lower portion
- arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- 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
- B60P7/00—Securing or covering of load on vehicles
- B60P7/06—Securing of load
- B60P7/08—Securing to the vehicle floor or sides
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- 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
- B60P3/06—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles
- B60P3/062—Especially adapted for carrying tracked vehicles, e.g. public works machinery, battle tanks, snowmobiles
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- 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
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/64—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading the load supporting or containing element being readily removable
- B60P1/6418—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading the load supporting or containing element being readily removable the load-transporting element being a container or similar
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- 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
- B60P3/06—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles
-
- 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
- B60P3/06—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles
- B60P3/064—Especially adapted for carrying non tracked public work, tractor or combat vehicles
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- 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
-
- 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
- B62D63/08—Component parts or accessories
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/003—Devices for transporting the soil-shifting machines or excavators, e.g. by pushing them or by hitching them to a tractor
Definitions
- the present invention relates to a container for transport and storage of excavator attachments.
- the present invention relates to a container for securing excavator attachments on a trailer.
- Hydraulic excavators may be equipped with a number of different attachments or tools, such as buckets, breakers, rippers, augers and the like. Typically, excavators are transported by trailer, whilst any attachments may be transported by trailer also, or transported separately by another vehicle. Often heavy and expensive, excavator attachments may cause damage if improperly secured in transit, and may be vulnerable to theft. Accordingly, attachments may be secured to a trailer using tie-down straps or similar, or users may transport attachments inside another vehicle, such as a van. Securing attachments in this way to trailers may be time consuming and vulnerable to human error, whilst loading attachments into a van may be impractical or unsafe for larger attachments. Additionally, it may be necessary to move attachments from a trailer or van to a more secure storage location after transport.
- attachments or tools such as buckets, breakers, rippers, augers and the like.
- trailers equipped with features for securing attachments.
- These trailers may have an integrated cage or locker for receiving attachments, such that attachments can be enclosed and locked in place on the trailer.
- the present invention provides further improvements in transporting excavators and excavator attachments.
- a first aspect of the invention provides a container for retaining an excavator attachment on a trailer, the container comprising:
- the depth of the lid is more than twice the depth of the lower portion.
- the coupling comprises a flange extending from the front wall of the lower portion.
- the coupling may further comprise a flange extending from each of the end walls of the lower portion.
- the lid is connected to the lower portion by a hinge and a part of the hinge is attached to the flange extending from the front wall of the lower portion.
- the hinge comprises a hinge plate that extends from the flange so as to define a channel within which a wall of the trailer may be received to secure the container to the trailer.
- the lid may further comprise an arm hitch for coupling to an excavator arm, such that the container can be lifted onto or away from the trailer by an excavator arm.
- the arm hitch is releasably attached to the lid.
- the arm hitch may comprise a base plate including engagement features configured to secure the arm hitch to the lid.
- the engagement features preferably comprise channels within which bars of the lid are seated to secure the arm hitch to the lid.
- the lid and the base comprise cooperating features configured to engage with each other such that the cooperating feature of the lid of a first container may be engaged with the cooperating feature of the base of a second container to retain the first and second containers in a stacked configuration.
- the cooperating features may comprise a projection and an aperture.
- the projection comprises a rail member.
- a second aspect of the invention provides a trailer for transporting an item of plant machinery, the trailer comprising:
- each of the end walls and the front wall of the lower portion of the container lie in substantially the same plane as top edges of the front end wall and the side walls of the platform.
- the coupling preferably comprises a flange extending from the front wall of the lower portion that is engaged with the front end wall of the platform and the coupling comprises a flange extending from each of the end walls of the lower portion, each end wall flange being engaged with a respective one of the side walls of the platform.
- a third aspect of the invention provides a combination of a trailer according to the second aspect of the invention and an item of plant machinery seated on the floor of the trailer, wherein the lid of the container comprises an arm hitch, and an arm of the item of plant machinery is secured to the arm hitch.
- the arm hitch preferably comprises a retainer bar and the arm of the item of plant machinery is preferably secured to the retainer bar by a quick release coupling on the arm.
- FIG. 1 is a perspective view of a part of a trailer including a storage cage according to a first preferred embodiment of the present invention
- FIG. 2 is a further perspective view of the storage cage of FIG. 1 disposed on a trailer and in a closed configuration;
- FIG. 3 is a further perspective view of the storage cage of FIG. 1 disposed on a trailer and in an open configuration;
- FIG. 4 is a further perspective view of the storage cage of FIG. 3 in the open configuration
- FIG. 5 is a perspective view of a storage cage according to a second preferred embodiment of the present invention.
- FIG. 6 is a plan view from a front of the storage cage of FIG. 5 ;
- FIG. 7 is a plan view from an end of the storage cage of FIG. 6 ;
- FIG. 8 is a perspective view of a pair of storage cages as shown in FIG. 5 and in a stacked configuration
- FIG. 9 is a plan view from a front of the stacked configuration of storage cages of FIG. 8 ;
- FIG. 10 is a plan view from an end of the stacked configuration of storage cages of FIG. 8 .
- FIG. 1 shows a trailer 10 including a storage container 50 according to the present invention.
- the trailer 10 is designed to safely transport an excavator or similar plant machinery, together with associated equipment and attachments such as buckets, breakers and the like.
- the excavator will typically be a compact excavator or mini excavator, having a weight of less than about 8.5 tonnes (otherwise referred to as a digger excavator or mini digger).
- the trailer 10 comprises a generally rectangular platform or bed 14 including a floor 16 , a front end wall 18 and two side walls 20 .
- a front end 22 of the trailer 10 includes a hitch for coupling the trailer 10 to a driven vehicle, such as a car or van.
- a rear end 24 of the trailer 10 comprises a tailgate or ramp 26 .
- a first end of the ramp 26 is hingedly attached to a rear edge of the floor 16 .
- a second end of the ramp 26 is in contact with the ground on which the trailer 10 is standing.
- an excavator may be driven onto the trailer 10 by being driven up the ramp 26 and onto the floor 16 of the trailer 10 .
- the ramp 26 is preferably moved into a raised position in which the second end of the ramp 26 is raised off the ground and the second end of the ramp 26 is disposed substantially vertically above the rear end of the trailer platform 14 .
- the ramp 26 is preferably placed into its raised position such that the ramp 26 may provide a stop to limit rearward movement of the excavator on the trailer 10 .
- the trailer 10 further comprises a securing system 30 for securing the excavator to the trailer 10 .
- the securing system 30 is configured to restrict forward and upward movement of the excavator relative to the platform 14 of the trailer 10 .
- the securing system 30 may also restrict rearward movement of the excavator relative to the platform 14 .
- the securing system 30 preferably comprises a retainer 32 configured to engage with a dozer blade of the excavator when the excavator is loaded onto the trailer 10 .
- the retainer 32 comprises a hook member.
- the hook member includes an upright post that extends from an upper surface 17 of the floor 16 of the trailer 10 , and a projection that extends from an upper end of the post.
- the projection includes an angled portion so as to define a recess for receiving an upper edge of the dozer blade.
- the securing system 30 further comprises a pair of keepers 42 .
- Each of the keepers 42 is configured to cover a part of an undercarriage of the excavator when the excavator is seated on the floor 16 of the trailer 10 .
- a first keeper 42 is preferably disposed adjacent the first side wall 20 of the trailer 10
- a second keeper 42 is preferably disposed adjacent the second side wall 20 of the trailer 10 .
- a part of a first track of the excavator locates below a part of the first keeper 42 and a part of a second track of the excavator (on a second side of the excavator) locates below a part of the second keeper 42 .
- the trailer 10 of the illustrated embodiment further comprises a container or storage cage 50 , as shown most clearly in FIGS. 2 to 4 .
- the storage cage 50 is disposed at the front end of the floor 16 of the trailer 10 .
- the storage cage 50 is disposed between the retainer 32 and the front end wall 18 of the trailer 10 .
- the storage cage 50 is arranged to receive and retain equipment such as buckets and the like that may be attachable to the plant machinery being transported on the trailer 10 .
- the storage cage 50 comprises a lower portion including a generally rectangular base 52 and three side walls 53 , 54 extending from a respective three edges of the base 52 .
- a flange 55 , 56 extends outwardly from a top edge of each of the side walls 53 , 54 .
- Two end side walls 53 extend from opposite end edges of the base 52 , and a distance between these two end side walls 53 is substantially equal to a distance between internal surfaces of the side walls 20 of the trailer 10 .
- a front side wall 54 extends between the two end side walls 53 .
- a height of each of the side walls 53 , 54 is substantially the same as a height of a corresponding one of each of the side walls 20 and the front end wall 18 of the trailer 10 .
- each of the flanges 55 , 56 is seated on a respective upper edge of the side walls 20 and front end wall 18 of the trailer 10 .
- the flanges 55 that project from the two end side walls 53 seat on a top edge of each of the side walls 20 of the trailer 10
- the flange 56 that projects from the front side wall 54 seats on a top edge of the front end wall 18 of the trailer 10 .
- Each of the base 52 and side walls 53 , 54 is preferably formed of a mesh panel or a panel that includes one or more openings. This minimises the weight of the storage cage 50 .
- the storage cage 50 further comprises a lid 58 .
- the lid 58 is connected to one of the side walls 54 of the storage cage 50 by a hinge 60 .
- the lid 58 is preferably hingedly connected to the flange 56 of the front side wall 54 .
- the hinge 60 or each of the hinges that connect the lower portion of the storage cage 50 to the lid 58 comprises a hinge plate 62 that is fixed to the flange 56 of the front side wall 54 .
- the hinge plate 62 extends from a free edge of the flange 56 so as to define a channel bounded by the hinge plate 62 , the flange 56 and the front side wall 54 of the storage cage 50 .
- the top edge of the front end wall 18 of the trailer 10 is preferably received in the channel.
- the front side wall flange 56 and hinge plate 62 hook over the top edge of the front end wall 18 of the trailer 10 to couple the storage cage 50 to the front end wall 18 of the trailer 10 . This retains the storage cage 50 in a fixed position on the trailer 10 .
- the lid 58 comprises a generally rectangular frame 64 from which extends a mesh 66 that forms a concave upper portion of the lid 58 .
- the upper portion of the lid 58 comprises two side wall portions 68 , two end wall portions 70 and a top wall portion 72 .
- the frame 64 is seated on the flanges 55 , 56 of the lower portion of the storage cage 50 .
- a side member of the frame 64 seats on the flange 56 of the front side wall 54 and two end members of the frame 64 seat on the flanges 55 of the end side walls 53 .
- a depth of the lid 58 (in a direction perpendicular to a plane of the frame 64 ) is preferably greater than a depth of the lower portion of the storage cage 50 (in a direction perpendicular to a plane of the base 52 ). More preferably the depth of the lid 58 is at least twice the depth of the lower portion.
- the lid 58 is arranged to pivot relative to the lower portion between an open position (shown in FIGS. 3 and 4 ) in which equipment, such as an excavator attachment, may be placed into the storage cage 50 , and a closed position (shown in FIGS. 1 and 2 ) in which the equipment is retained in the storage cage 50 .
- the storage cage 50 preferably includes a locking feature arranged to latch or lock the lid 58 in the closed position.
- the storage cage 50 is preferably sized to house a bucket attachment.
- the storage cage 50 may also house other types of attachment when they are not attached to an arm of the excavator, as well as other equipment.
- the trailer 10 comprises an A-frame 23 between the trailer hitch and the bed 14 of the trailer 10 .
- the trailer 10 further comprises a breaker storage unit 74 .
- the breaker storage unit 74 is seated on a part of the A-frame 23 adjacent the front end wall 18 of the trailer 10 .
- the breaker storage unit 74 comprises a housing 76 having an opening 78 in a top wall.
- the opening 78 is sized to receive at least a part of a breaker so that the breaker may be inserted into the housing 76 .
- the housing 76 is preferably configured and sized such that the breaker is held by the housing 76 in an upright orientation relative to the trailer 10 . This allows a breaker that is housed in the breaker storage unit 74 to be connected to and disconnected from the arm of the excavator with the excavator on the trailer 10 without requiring the breaker to be manually lifted into a suitable position.
- the lid 58 of the storage cage 50 preferably includes a gap or recess 80 for accommodating a part of the breaker storage unit 74 when the lid 58 is open.
- the breaker storage unit 74 is received in the gap 80 in the mesh 66 of the lid 58 .
- the arm of the excavator does not have an attachment secured to its end. This may be in situations in which a breaker has already been stored in the breaker storage unit 74 and/or a bucket has been stored in the storage cage 50 .
- a breaker has already been stored in the breaker storage unit 74 and/or a bucket has been stored in the storage cage 50 .
- the arm hitch 82 preferably comprises a pair of support members 84 and a retainer bar 86 that extends between the support members 84 .
- the end of the arm of the excavator is secured to the retainer bar 86 .
- a quick release coupling on the excavator arm (used for attaching buckets and the like) may be secured to the retainer bar 86 .
- the arm hitch 82 is disposed forward of the front end wall 18 of the trailer 10 . In preferred embodiments however the arm hitch may be disposed on or attached to the storage cage.
- an arm hitch 182 is connected to the lid 158 of the storage cage 150 .
- Many of the features of this embodiment of the storage cage 150 and arm hitch 182 are the same as or similar to features of the first embodiment of the storage cage 50 and arm hitch 82 , and like features have been indicated by reference numbers incremented by 100 .
- the storage cage 150 comprises a lower portion including a generally rectangular base 152 and three side walls 153 , 154 extending from a respective three edges of the base 152 .
- Two end side walls 153 extend from opposite end edges of the base 152 , and a distance between these two end side walls 153 is substantially equal to a distance between internal surfaces of the side walls 20 of the trailer 10 .
- a front side wall 154 extends between the two end side walls 153 .
- a height of each of the side walls 153 , 154 is preferably substantially the same as a height of a corresponding one of each of the side walls 20 and the front end wall 18 of the trailer 10 . In this way, the lid 158 of the storage cage 150 may be opened when the storage cage is seated on the trailer 10 , without movement of the lid 158 being hampered by the side walls 20 and the front end wall 18 of the trailer 10 .
- the lid 158 is connected to one of the side walls 154 of the storage cage 150 by a hinge 160 .
- the lid 158 comprises a generally rectangular frame 164 from which extends two end wall portions 170 .
- a plurality of bars 90 extend between the end wall portions 170 to define side wall portions 168 and a top wall portion 172 of the lid 158 .
- the arm hitch 182 comprises a base plate 88 to which the support members 184 are connected.
- the base plate 88 includes engagement features 89 configured to secure the arm hitch 182 to the lid 158 of the storage cage 150 .
- the engagement features 89 comprise channels within which bars 90 of the lid 158 may be seated to secure the arm hitch 182 to the lid 158 .
- the engagement features 89 are preferably configured such that the arm hitch 182 may be releasably secured to the storage cage 150 .
- an arm of an excavator may be attached to the retainer bar 186 of the arm hitch 182 to secure the arm of the excavator to prevent unwanted movement or slew during transportation.
- the arm of the excavator may be used to open and close the lid 158 of the storage cage 150 .
- the storage cages 50 , 150 of the present invention comprise both a lower portion, including a base 52 , 152 , and a lid 58 , 158 , it will be appreciated that the storage cages 50 , 150 may be removed from the trailer 10 whilst still being used to store equipment such as buckets and the like.
- the attachment of the arm hitch 182 to the storage cage 150 means that an excavator (with its arm secured to the arm hitch 182 ) may be used to lift the storage cage 150 on and off the trailer 10 .
- the storage cage 50 , 150 is removable from the trailer 10 , it is therefore also desirable for the storage cage 50 , 150 to be stackable so as to be able to efficiently and effectively store equipment at a suitable site.
- each of the storage cages 150 includes cooperating features 92 that align and engage with features of a neighbouring storage cage 150 to retain the cages 150 in a stacked configuration.
- the cooperating features 92 comprise a projection 94 that extends upwardly from the lid 158 of the cage 150 and a recess or aperture 96 in the base 152 of the cage 150 .
- the projection 94 of a first storage cage 150 a engages with the recess or aperture 96 in the base of a second neighbouring storage cage 150 b to retain them in a stacked configuration.
- the cooperating features 92 comprise a pair of rail members 94 projecting from the top wall portion 172 of the lid 158 .
- a first one of the rail members 94 is disposed proximate a first one of the end wall portions 170 and a second one of the rail members 94 is disposed proximate a second one of the end wall portions 170 .
- a longitudinal axis of each of the rail members 94 extends substantially parallel to the plane of the end wall portions 170 .
- the base 152 of the storage cage 150 comprises a substantially rectangular perimeter frame 153 .
- the perimeter frame 153 comprises two longer side members 155 and two shorter end members 157 .
- the perimeter frame 153 extends around and defines a central aperture 96 in the base 152 of the cage 150 .
- each of the rail members 94 of the first storage cage 150 a locates in the central aperture 96 in the base 152 of the second storage cage 150 b.
- a spacing between the two rail members 94 is preferably such that the first rail member 94 is disposed adjacent a first one of the two end members 157 of the perimeter frame 153 and the second rail member 94 is disposed adjacent a second one of the two end members 157 .
- a length of each of the rail members 94 is preferably substantially the same as a distance between the two side members 155 of the perimeter frame 153 .
- the cooperating features 92 may have any suitable arrangement and configuration that prevents movement of a second storage cage relative to a first storage cage in a plane parallel to a plane of the base of the second storage cage.
- the arm hitch 182 is removed from the lid 158 of the first storage cage 150 a before the second storage cage 150 b is placed on top.
- the second storage cage 150 b may be secured to the first storage cage 150 a, and an arm hitch 182 may remain attached to the lid 158 of the second storage cage 150 b.
- an excavator arm secured to the arm hitch 182 may then be used to lift and manoeuvre both the first and second storage cages 150 a, 150 b together.
- the arm hitch 182 may remain attached to the lid 158 of the first storage cage 150 a when a second storage cage 150 b is positioned on top in the stacked configuration.
- the base 152 of the storage cage 150 may comprise a recess or aperture in which the arm hitch 182 is received in the stacked configuration.
- an arm hitch may be attached to the lid of the storage cage 50 of the first embodiment.
- the arm hitch may be configured to engage with the mesh 66 of the lid 58 of the storage cage 50 .
- the arm hitch may include a base plate that includes engagement features configured to secure the arm hitch to the mesh 66 .
- the arm hitch may extend across the gap 80 in the mesh 66 of the lid 58 .
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- Details Of Rigid Or Semi-Rigid Containers (AREA)
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Abstract
The present invention relates to a container for transport and storage of excavator attachments. In particular, but not exclusively, the present invention relates to a container for securing excavator attachments on a trailer. A container for retaining an excavator attachment on a trailer comprises a lower portion including a base, a pair of opposing end walls, and a front wall; a lid connected to the lower portion and arranged to pivot between a first position, in which the container may receive an excavator attachment, and a second position, in which the excavator attachment is retained by the container; and a coupling configured to secure the container to a trailer such that the end walls of the lower portion are adjacent side walls of the trailer and the front wall of the lower portion is adjacent a front wall of the trailer, wherein a depth of the lid, in a direction perpendicular to the base of the container, is greater than a depth of the lower portion.
Description
- The present invention relates to a container for transport and storage of excavator attachments. In particular, but not exclusively, the present invention relates to a container for securing excavator attachments on a trailer.
- Hydraulic excavators may be equipped with a number of different attachments or tools, such as buckets, breakers, rippers, augers and the like. Typically, excavators are transported by trailer, whilst any attachments may be transported by trailer also, or transported separately by another vehicle. Often heavy and expensive, excavator attachments may cause damage if improperly secured in transit, and may be vulnerable to theft. Accordingly, attachments may be secured to a trailer using tie-down straps or similar, or users may transport attachments inside another vehicle, such as a van. Securing attachments in this way to trailers may be time consuming and vulnerable to human error, whilst loading attachments into a van may be impractical or unsafe for larger attachments. Additionally, it may be necessary to move attachments from a trailer or van to a more secure storage location after transport.
- Some of these issues have been addressed in part by trailers equipped with features for securing attachments. These trailers may have an integrated cage or locker for receiving attachments, such that attachments can be enclosed and locked in place on the trailer.
- The present invention provides further improvements in transporting excavators and excavator attachments.
- A first aspect of the invention provides a container for retaining an excavator attachment on a trailer, the container comprising:
-
- a lower portion including a base, a pair of opposing end walls, and a front wall;
- a lid connected to the lower portion and arranged to pivot between a first position, in which the container may receive an excavator attachment, and a second position, in which the excavator attachment is retained by the container; and
- a coupling configured to secure the container to a trailer such that the end walls of the lower portion are adjacent side walls of the trailer and the front wall of the lower portion is adjacent a front wall of the trailer,
- wherein a depth of the lid, in a direction perpendicular to the base of the container, is greater than a depth of the lower portion.
- Preferably the depth of the lid is more than twice the depth of the lower portion.
- In preferred embodiments the coupling comprises a flange extending from the front wall of the lower portion. The coupling may further comprise a flange extending from each of the end walls of the lower portion. Preferably the lid is connected to the lower portion by a hinge and a part of the hinge is attached to the flange extending from the front wall of the lower portion. In some embodiments the hinge comprises a hinge plate that extends from the flange so as to define a channel within which a wall of the trailer may be received to secure the container to the trailer.
- The lid may further comprise an arm hitch for coupling to an excavator arm, such that the container can be lifted onto or away from the trailer by an excavator arm. Preferably the arm hitch is releasably attached to the lid. The arm hitch may comprise a base plate including engagement features configured to secure the arm hitch to the lid. The engagement features preferably comprise channels within which bars of the lid are seated to secure the arm hitch to the lid.
- In preferred embodiments the lid and the base comprise cooperating features configured to engage with each other such that the cooperating feature of the lid of a first container may be engaged with the cooperating feature of the base of a second container to retain the first and second containers in a stacked configuration. The cooperating features may comprise a projection and an aperture. Preferably the projection comprises a rail member.
- A second aspect of the invention provides a trailer for transporting an item of plant machinery, the trailer comprising:
-
- a platform including a floor for supporting the item of plant machinery, a front end wall and two side walls; and
- a container according to the first aspect of the invention, the container being secured to the trailer by the coupling such that the end walls of the lower portion of the container are adjacent the side walls of the platform and the front wall of the container is adjacent the front end wall of the platform.
- Preferably a top edge of each of the end walls and the front wall of the lower portion of the container lie in substantially the same plane as top edges of the front end wall and the side walls of the platform.
- The coupling preferably comprises a flange extending from the front wall of the lower portion that is engaged with the front end wall of the platform and the coupling comprises a flange extending from each of the end walls of the lower portion, each end wall flange being engaged with a respective one of the side walls of the platform.
- A third aspect of the invention provides a combination of a trailer according to the second aspect of the invention and an item of plant machinery seated on the floor of the trailer, wherein the lid of the container comprises an arm hitch, and an arm of the item of plant machinery is secured to the arm hitch.
- The arm hitch preferably comprises a retainer bar and the arm of the item of plant machinery is preferably secured to the retainer bar by a quick release coupling on the arm.
- The invention will now be further described by way of example only and with reference to the accompanying drawings, in which:
-
FIG. 1 is a perspective view of a part of a trailer including a storage cage according to a first preferred embodiment of the present invention; -
FIG. 2 is a further perspective view of the storage cage ofFIG. 1 disposed on a trailer and in a closed configuration; -
FIG. 3 is a further perspective view of the storage cage ofFIG. 1 disposed on a trailer and in an open configuration; -
FIG. 4 is a further perspective view of the storage cage ofFIG. 3 in the open configuration; -
FIG. 5 is a perspective view of a storage cage according to a second preferred embodiment of the present invention; -
FIG. 6 is a plan view from a front of the storage cage ofFIG. 5 ; -
FIG. 7 is a plan view from an end of the storage cage ofFIG. 6 ; -
FIG. 8 is a perspective view of a pair of storage cages as shown inFIG. 5 and in a stacked configuration; -
FIG. 9 is a plan view from a front of the stacked configuration of storage cages ofFIG. 8 ; and -
FIG. 10 is a plan view from an end of the stacked configuration of storage cages ofFIG. 8 . -
FIG. 1 shows atrailer 10 including astorage container 50 according to the present invention. Thetrailer 10 is designed to safely transport an excavator or similar plant machinery, together with associated equipment and attachments such as buckets, breakers and the like. The excavator will typically be a compact excavator or mini excavator, having a weight of less than about 8.5 tonnes (otherwise referred to as a digger excavator or mini digger). - As shown in
FIG. 1 , thetrailer 10 comprises a generally rectangular platform orbed 14 including afloor 16, afront end wall 18 and twoside walls 20. Afront end 22 of thetrailer 10 includes a hitch for coupling thetrailer 10 to a driven vehicle, such as a car or van. Arear end 24 of thetrailer 10 comprises a tailgate orramp 26. In this embodiment a first end of theramp 26 is hingedly attached to a rear edge of thefloor 16. When theramp 26 is in a lowered position, as illustrated, a second end of theramp 26 is in contact with the ground on which thetrailer 10 is standing. With theramp 26 in the lowered position an excavator may be driven onto thetrailer 10 by being driven up theramp 26 and onto thefloor 16 of thetrailer 10. During transportation theramp 26 is preferably moved into a raised position in which the second end of theramp 26 is raised off the ground and the second end of theramp 26 is disposed substantially vertically above the rear end of thetrailer platform 14. In use, when an excavator is seated on thefloor 16 of thetrailer 10, theramp 26 is preferably placed into its raised position such that theramp 26 may provide a stop to limit rearward movement of the excavator on thetrailer 10. - The
trailer 10 further comprises asecuring system 30 for securing the excavator to thetrailer 10. In particular, thesecuring system 30 is configured to restrict forward and upward movement of the excavator relative to theplatform 14 of thetrailer 10. The securingsystem 30 may also restrict rearward movement of the excavator relative to theplatform 14. - The securing
system 30 preferably comprises aretainer 32 configured to engage with a dozer blade of the excavator when the excavator is loaded onto thetrailer 10. - In this embodiment the
retainer 32 comprises a hook member. The hook member includes an upright post that extends from anupper surface 17 of thefloor 16 of thetrailer 10, and a projection that extends from an upper end of the post. The projection includes an angled portion so as to define a recess for receiving an upper edge of the dozer blade. - In preferred embodiments the securing
system 30 further comprises a pair ofkeepers 42. Each of thekeepers 42 is configured to cover a part of an undercarriage of the excavator when the excavator is seated on thefloor 16 of thetrailer 10. Afirst keeper 42 is preferably disposed adjacent thefirst side wall 20 of thetrailer 10, and asecond keeper 42 is preferably disposed adjacent thesecond side wall 20 of thetrailer 10. In use, a part of a first track of the excavator (on a first side of the excavator) locates below a part of thefirst keeper 42 and a part of a second track of the excavator (on a second side of the excavator) locates below a part of thesecond keeper 42. - The
trailer 10 of the illustrated embodiment further comprises a container orstorage cage 50, as shown most clearly inFIGS. 2 to 4 . Thestorage cage 50 is disposed at the front end of thefloor 16 of thetrailer 10. In this embodiment thestorage cage 50 is disposed between theretainer 32 and thefront end wall 18 of thetrailer 10. Thestorage cage 50 is arranged to receive and retain equipment such as buckets and the like that may be attachable to the plant machinery being transported on thetrailer 10. - The
storage cage 50 comprises a lower portion including a generallyrectangular base 52 and threeside walls base 52. Aflange side walls end side walls 53 extend from opposite end edges of thebase 52, and a distance between these twoend side walls 53 is substantially equal to a distance between internal surfaces of theside walls 20 of thetrailer 10. Afront side wall 54 extends between the twoend side walls 53. A height of each of theside walls side walls 20 and thefront end wall 18 of thetrailer 10. In this way, when thestorage cage 50 is seated at a front end of thetrailer 10, each of theflanges side walls 20 andfront end wall 18 of thetrailer 10. In particular, theflanges 55 that project from the twoend side walls 53 seat on a top edge of each of theside walls 20 of thetrailer 10, and theflange 56 that projects from thefront side wall 54 seats on a top edge of thefront end wall 18 of thetrailer 10. - Each of the
base 52 andside walls storage cage 50. - The
storage cage 50 further comprises alid 58. In this embodiment thelid 58 is connected to one of theside walls 54 of thestorage cage 50 by a hinge 60. As shown most clearly inFIG. 4 , thelid 58 is preferably hingedly connected to theflange 56 of thefront side wall 54. In preferred embodiments the hinge 60 or each of the hinges that connect the lower portion of thestorage cage 50 to thelid 58 comprises ahinge plate 62 that is fixed to theflange 56 of thefront side wall 54. In particular thehinge plate 62 extends from a free edge of theflange 56 so as to define a channel bounded by thehinge plate 62, theflange 56 and thefront side wall 54 of thestorage cage 50. When thestorage cage 50 is seated in a front region of thetrailer 10, the top edge of thefront end wall 18 of thetrailer 10 is preferably received in the channel. In other words the frontside wall flange 56 and hingeplate 62 hook over the top edge of thefront end wall 18 of thetrailer 10 to couple thestorage cage 50 to thefront end wall 18 of thetrailer 10. This retains thestorage cage 50 in a fixed position on thetrailer 10. - The
lid 58 comprises a generallyrectangular frame 64 from which extends amesh 66 that forms a concave upper portion of thelid 58. The upper portion of thelid 58 comprises twoside wall portions 68, twoend wall portions 70 and atop wall portion 72. When thelid 58 is in a closed position theframe 64 is seated on theflanges storage cage 50. In particular a side member of theframe 64 seats on theflange 56 of thefront side wall 54 and two end members of theframe 64 seat on theflanges 55 of theend side walls 53. - A depth of the lid 58 (in a direction perpendicular to a plane of the frame 64) is preferably greater than a depth of the lower portion of the storage cage 50 (in a direction perpendicular to a plane of the base 52). More preferably the depth of the
lid 58 is at least twice the depth of the lower portion. - The
lid 58 is arranged to pivot relative to the lower portion between an open position (shown inFIGS. 3 and 4 ) in which equipment, such as an excavator attachment, may be placed into thestorage cage 50, and a closed position (shown inFIGS. 1 and 2 ) in which the equipment is retained in thestorage cage 50. Thestorage cage 50 preferably includes a locking feature arranged to latch or lock thelid 58 in the closed position. - The
storage cage 50 is preferably sized to house a bucket attachment. Thestorage cage 50 may also house other types of attachment when they are not attached to an arm of the excavator, as well as other equipment. - In the illustrated embodiment the
trailer 10 comprises an A-frame 23 between the trailer hitch and thebed 14 of thetrailer 10. Thetrailer 10 further comprises abreaker storage unit 74. Thebreaker storage unit 74 is seated on a part of the A-frame 23 adjacent thefront end wall 18 of thetrailer 10. - In this embodiment the
breaker storage unit 74 comprises a housing 76 having anopening 78 in a top wall. Theopening 78 is sized to receive at least a part of a breaker so that the breaker may be inserted into the housing 76. The housing 76 is preferably configured and sized such that the breaker is held by the housing 76 in an upright orientation relative to thetrailer 10. This allows a breaker that is housed in thebreaker storage unit 74 to be connected to and disconnected from the arm of the excavator with the excavator on thetrailer 10 without requiring the breaker to be manually lifted into a suitable position. - Because the
breaker storage unit 74 is disposed adjacent thefront end wall 18 of thetrailer 10, in this embodiment thelid 58 of thestorage cage 50 preferably includes a gap orrecess 80 for accommodating a part of thebreaker storage unit 74 when thelid 58 is open. In particular, and as shown inFIGS. 3 and 4 , when thelid 58 is in the open position thebreaker storage unit 74 is received in thegap 80 in themesh 66 of thelid 58. - In some circumstances the arm of the excavator does not have an attachment secured to its end. This may be in situations in which a breaker has already been stored in the
breaker storage unit 74 and/or a bucket has been stored in thestorage cage 50. When an excavator is loaded onto thetrailer 10 it is desirable to secure the arm of the excavator to prevent unwanted movement or slew during transportation. In preferred embodiments it is therefore desirable to provide anarm hitch 82 to which an end of the arm of the excavator may be secured. - The
arm hitch 82 preferably comprises a pair ofsupport members 84 and aretainer bar 86 that extends between thesupport members 84. In use, the end of the arm of the excavator is secured to theretainer bar 86. In particular, a quick release coupling on the excavator arm (used for attaching buckets and the like) may be secured to theretainer bar 86. - In this embodiment the
arm hitch 82 is disposed forward of thefront end wall 18 of thetrailer 10. In preferred embodiments however the arm hitch may be disposed on or attached to the storage cage. - Referring now to
FIGS. 5 to 7 , in a further embodiment of thestorage cage 150, anarm hitch 182 is connected to thelid 158 of thestorage cage 150. Many of the features of this embodiment of thestorage cage 150 andarm hitch 182 are the same as or similar to features of the first embodiment of thestorage cage 50 andarm hitch 82, and like features have been indicated by reference numbers incremented by 100. - The
storage cage 150 comprises a lower portion including a generallyrectangular base 152 and threeside walls base 152. Twoend side walls 153 extend from opposite end edges of thebase 152, and a distance between these twoend side walls 153 is substantially equal to a distance between internal surfaces of theside walls 20 of thetrailer 10. Afront side wall 154 extends between the twoend side walls 153. A height of each of theside walls side walls 20 and thefront end wall 18 of thetrailer 10. In this way, thelid 158 of thestorage cage 150 may be opened when the storage cage is seated on thetrailer 10, without movement of thelid 158 being hampered by theside walls 20 and thefront end wall 18 of thetrailer 10. - In this embodiment the
lid 158 is connected to one of theside walls 154 of thestorage cage 150 by ahinge 160. Thelid 158 comprises a generallyrectangular frame 164 from which extends twoend wall portions 170. A plurality ofbars 90 extend between theend wall portions 170 to defineside wall portions 168 and atop wall portion 172 of thelid 158. - In this embodiment, the
arm hitch 182 comprises abase plate 88 to which thesupport members 184 are connected. Thebase plate 88 includes engagement features 89 configured to secure thearm hitch 182 to thelid 158 of thestorage cage 150. In this embodiment the engagement features 89 comprise channels within which bars 90 of thelid 158 may be seated to secure thearm hitch 182 to thelid 158. The engagement features 89 are preferably configured such that thearm hitch 182 may be releasably secured to thestorage cage 150. - With the
arm hitch 182 secured to thelid 158 of thestorage cage 150, and thestorage cage 150 secured to thetrailer 10, an arm of an excavator may be attached to theretainer bar 186 of thearm hitch 182 to secure the arm of the excavator to prevent unwanted movement or slew during transportation. - Furthermore, when it is desired to access the contents of the
storage cage 150, the arm of the excavator may be used to open and close thelid 158 of thestorage cage 150. - Because the
storage cages base lid storage cages trailer 10 whilst still being used to store equipment such as buckets and the like. The attachment of thearm hitch 182 to thestorage cage 150 means that an excavator (with its arm secured to the arm hitch 182) may be used to lift thestorage cage 150 on and off thetrailer 10. - In embodiments in which the
storage cage trailer 10, it is therefore also desirable for thestorage cage - One such stacking arrangement is illustrated in
FIGS. 8 to 10 . In this embodiment each of thestorage cages 150 includes cooperating features 92 that align and engage with features of a neighbouringstorage cage 150 to retain thecages 150 in a stacked configuration. - The cooperating features 92 comprise a
projection 94 that extends upwardly from thelid 158 of thecage 150 and a recess oraperture 96 in thebase 152 of thecage 150. In use, theprojection 94 of afirst storage cage 150 a engages with the recess oraperture 96 in the base of a secondneighbouring storage cage 150 b to retain them in a stacked configuration. - In this embodiment the cooperating features 92 comprise a pair of
rail members 94 projecting from thetop wall portion 172 of thelid 158. A first one of therail members 94 is disposed proximate a first one of theend wall portions 170 and a second one of therail members 94 is disposed proximate a second one of theend wall portions 170. A longitudinal axis of each of therail members 94 extends substantially parallel to the plane of theend wall portions 170. - The
base 152 of thestorage cage 150 comprises a substantiallyrectangular perimeter frame 153. Theperimeter frame 153 comprises twolonger side members 155 and twoshorter end members 157. Theperimeter frame 153 extends around and defines acentral aperture 96 in thebase 152 of thecage 150. - In use, when a
second storage cage 150 b is located on top of afirst storage cage 150 a in a stacked configuration, each of therail members 94 of thefirst storage cage 150 a locates in thecentral aperture 96 in thebase 152 of thesecond storage cage 150 b. A spacing between the tworail members 94 is preferably such that thefirst rail member 94 is disposed adjacent a first one of the twoend members 157 of theperimeter frame 153 and thesecond rail member 94 is disposed adjacent a second one of the twoend members 157. Furthermore, a length of each of therail members 94 is preferably substantially the same as a distance between the twoside members 155 of theperimeter frame 153. - In this way, movement of the
second storage cage 150 b relative to thefirst storage cage 150 a in opposite first and second directions is prevented by contact between one of therail members 94 and the respective one of theend members 157 of theperimeter frame 153, and movement of thesecond storage cage 150 b relative to thefirst storage cage 150 a in opposite third and fourth directions (perpendicular to the first and second directions) is prevented by contact between ends of therail members 94 and a respective one of theside members 155 of theperimeter frame 153. - In other embodiments the cooperating features 92 may have any suitable arrangement and configuration that prevents movement of a second storage cage relative to a first storage cage in a plane parallel to a plane of the base of the second storage cage.
- In the embodiment illustrated in
FIGS. 8 to 10 , thearm hitch 182 is removed from thelid 158 of thefirst storage cage 150 a before thesecond storage cage 150 b is placed on top. In some embodiments thesecond storage cage 150 b may be secured to thefirst storage cage 150 a, and anarm hitch 182 may remain attached to thelid 158 of thesecond storage cage 150 b. In these embodiments an excavator arm secured to thearm hitch 182 may then be used to lift and manoeuvre both the first andsecond storage cages - In other embodiments the
arm hitch 182 may remain attached to thelid 158 of thefirst storage cage 150 a when asecond storage cage 150 b is positioned on top in the stacked configuration. In these embodiments thebase 152 of thestorage cage 150 may comprise a recess or aperture in which thearm hitch 182 is received in the stacked configuration. - It will be appreciated that an arm hitch may be attached to the lid of the
storage cage 50 of the first embodiment. The arm hitch may be configured to engage with themesh 66 of thelid 58 of thestorage cage 50. In particular, the arm hitch may include a base plate that includes engagement features configured to secure the arm hitch to themesh 66. The arm hitch may extend across thegap 80 in themesh 66 of thelid 58. - Other modifications and variations not explicitly disclosed above may also be contemplated without departing from the scope of the invention as defined in the appended claims.
Claims (18)
1. A container for retaining an excavator attachment on a trailer, the container comprising:
a lower portion including a base, a pair of opposing end walls, and a front wall;
a lid connected to the lower portion and arranged to pivot between a first position, in which the container may receive an excavator attachment, and a second position, in which the excavator attachment is retained by the container; and
a coupling configured to secure the container to a trailer such that the end walls of the lower portion are adjacent side walls of the trailer and the front wall of the lower portion is adjacent a front wall of the trailer,
wherein a depth of the lid, in a direction perpendicular to the base of the container, is greater than a depth of the lower portion.
2. The container of claim 1 wherein the depth of the lid is more than twice the depth of the lower portion.
3. The container of claim 1 , wherein the coupling comprises a flange extending from the front wall of the lower portion.
4. The container of claim 3 , wherein the coupling further comprises a flange extending from each of the end walls of the lower portion.
5. The container of claim 3 , wherein the lid is connected to the lower portion by a hinge and a part of the hinge is attached to the flange extending from the front wall of the lower portion.
6. The container of claim 5 , wherein the hinge comprises a hinge plate that extends from the flange so as to define a channel within which a wall of the trailer may be received to secure the container to the trailer.
7. The container of claim 1 , the lid further comprising an arm hitch for coupling to an excavator arm, such that the container can be lifted onto or away from the trailer by an excavator arm.
8. The container of claim 7 , wherein the arm hitch is releasably attached to the lid.
9. The container of claim 8 wherein the arm hitch comprises a base plate including engagement features configured to secure the arm hitch to the lid.
10. The container of claim 9 wherein the engagement features comprise channels within which bars of the lid are seated to secure the arm hitch to the lid.
11. The container of claim 1 , wherein the lid and the base comprise cooperating features configured to engage with each other such that the cooperating feature of the lid of a first container may be engaged with the cooperating feature of the base of a second container to retain the first and second containers in a stacked configuration.
12. The container of claim 11 , wherein the cooperating features comprise a projection and an aperture.
13. The container of claim 12 , wherein the projection comprises a rail member.
14. A trailer for transporting an item of plant machinery, the trailer comprising:
a platform including a floor for supporting the item of plant machinery, a front end wall and two side walls; and
the container of claim 1 , the container being secured to the trailer by the coupling such that the end walls of the lower portion of the container are adjacent the side walls of the platform and the front wall of the container is adjacent the front end wall of the platform.
15. The trailer of claim 14 , wherein a top edge of each of the end walls and the front wall of the lower portion of the container lie in substantially the same plane as top edges of the front end wall and the side walls of the platform.
16. The trailer of claim 14 , wherein the coupling comprises a flange extending from the front wall of the lower portion that is engaged with the front end wall of the platform and the coupling comprises a flange extending from each of the end walls of the lower portion, each end wall flange being engaged with a respective one of the side walls of the platform.
17. A combination of the trailer of claim 14 , and an item of plant machinery seated on the floor of the trailer, wherein the lid of the container comprises an arm hitch, and an arm of the item of plant machinery is secured to the arm hitch.
18. The combination of claim 17 , wherein the arm hitch comprises a retainer bar and the arm of the item of plant machinery is secured to the retainer bar by a quick release coupling on the arm.
Applications Claiming Priority (5)
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GB1917496.0 | 2019-11-29 | ||
GB1917496.0A GB2583009B (en) | 2019-11-29 | 2019-11-29 | Securing system for a trailer |
GB2002856.9 | 2020-02-28 | ||
GB2002856.9A GB2586898B (en) | 2019-11-29 | 2020-02-28 | Storage container for a trailer |
PCT/GB2020/053039 WO2021105702A1 (en) | 2019-11-29 | 2020-11-27 | Storage container for a trailer |
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US17/826,507 Pending US20220281374A1 (en) | 2019-11-29 | 2022-05-27 | Securing system for a trailer |
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GB2586761B (en) * | 2020-10-29 | 2021-12-01 | Ate Holdings Ltd | Trailer with storage apparatus |
GB2601029B (en) * | 2020-11-11 | 2022-11-30 | Whc Hire Services Holdings Ltd | Flat bed trailer |
GB2601028B (en) * | 2020-11-11 | 2023-01-04 | Whc Hire Services Ltd | Flat bed trailer |
GB2600931B (en) * | 2020-11-11 | 2022-11-30 | Whc Hire Services Holdings Ltd | Flat bed trailer |
JP7510378B2 (en) | 2021-03-25 | 2024-07-03 | 日立建機株式会社 | Construction Machinery |
FI130633B (en) * | 2022-08-17 | 2023-12-20 | Sleipner Finland Oy | System for moving a work machine and logistic method in mining or quarrying |
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US6981835B1 (en) * | 2005-04-04 | 2006-01-03 | Calvin Douglas Groth | Recreational vehicle loading and transport platform for pickup trucks |
GB2455636B (en) * | 2008-04-30 | 2009-11-11 | Ifor Williams Trailers Ltd | Trailers |
FR2944493A3 (en) * | 2009-04-20 | 2010-10-22 | Renault Sas | Removable storage box for bed of pickup truck, has adjacent longitudinal walls in parallelepiped form attached to opposite side walls, and adjacent longitudinal walls, opposite side walls and adjacent longitudinal faces completely opened |
AU2009101330B4 (en) * | 2009-12-23 | 2010-11-11 | James Hopkins Clutterbuck | Improvements to flat bed trailers |
GB201020208D0 (en) * | 2010-11-30 | 2011-01-12 | Scotts Hire Ltd | Attachment method |
US20150027340A1 (en) * | 2013-07-24 | 2015-01-29 | Jeffrey Kyle Harman | Hy-gear railway transport |
GB201317571D0 (en) * | 2013-10-04 | 2013-11-20 | Indespension Ltd | Vehicle transportation apparatus |
GB2530820A (en) * | 2014-10-03 | 2016-04-06 | Indespension Ltd | Adjustable dozer blade stop |
GB2552449A (en) * | 2016-05-11 | 2018-01-31 | Indespension Ltd | Adjustable vehicle transportation apparatus |
US20170355294A1 (en) * | 2016-06-10 | 2017-12-14 | Garlock Equipment Company | Bundle Transport Trailer |
GB2567747A (en) * | 2017-04-20 | 2019-04-24 | Indespension Ltd | Vehicle transportation apparatus comprising storage for buckets and/or a breaker |
CA2970265C (en) * | 2017-06-12 | 2022-10-04 | Robert Johnson | Trailer with quick attach for skidsteer |
EP3807144B1 (en) * | 2018-06-18 | 2022-08-17 | Volvo Construction Equipment AB | A trailer unit for transporting tracked constructional machines |
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GB2586899A (en) | 2021-03-10 |
AU2020392894A1 (en) | 2022-07-14 |
GB2583009A (en) | 2020-10-14 |
WO2021105700A1 (en) | 2021-06-03 |
GB2586898A (en) | 2021-03-10 |
GB202002872D0 (en) | 2020-04-15 |
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