GB2415474A - Securement device - Google Patents

Securement device Download PDF

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Publication number
GB2415474A
GB2415474A GB0413791A GB0413791A GB2415474A GB 2415474 A GB2415474 A GB 2415474A GB 0413791 A GB0413791 A GB 0413791A GB 0413791 A GB0413791 A GB 0413791A GB 2415474 A GB2415474 A GB 2415474A
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GB
United Kingdom
Prior art keywords
securement
feet
leg
legs
securement device
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.)
Granted
Application number
GB0413791A
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GB2415474B (en
GB0413791D0 (en
Inventor
Keith William Bendon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Filing date
Publication date
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Publication of GB0413791D0 publication Critical patent/GB0413791D0/en
Publication of GB2415474A publication Critical patent/GB2415474A/en
Application granted granted Critical
Publication of GB2415474B publication Critical patent/GB2415474B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00Friction-grip releasable fastenings
    • F16B2/20Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B15/00Nails; Staples
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B15/00Nails; Staples
    • F16B15/0015Staples
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B15/00Nails; Staples
    • F16B15/0023Nail plates
    • F16B15/003Nail plates with teeth cut out from the material of the plate

Abstract

A securement device (1) for installation at a junction between first and second surfaces (3, 4) comprises one or more first legs (10) having a first securement foot (11) for engaging the first surface (3), one or more second legs (20) having a second securement foot (21) for engaging the second surface (4), and a connecting portion (30) . The connecting portion is moveable relative to the securement feet (11, 21).

Description

1 2415474 IMPROVEMENTS IN AND RELATING TO SECUREMENT DEVICES &
APPARATUS
The present invention relates to securement devices and apparatus, and apparatus particularly, though not exclusively, to securement devices for installation at a junction between two walls or between walls and a ceiling.
There are known a number of different means for securing objects to a structure. Generally, however, these either cause permanent noticeable physical damage to a surface of a structure to which they are installed, for example by significantly penetrating the surface, or alternatively are only able to support a light load.
Known securement devices include nails and screws which can be driven into a structure to which an object is to be secured. Whilst such devices may be able to support substantial loads, if they are subsequently removed from the structure, they can leave unsightly holes in a surface of the structure. Such holes require filling in order to restore the surface to its original appearance.
An alternative to nails and screws which can be employed to support a light load is a mouldable tacky material, for example BLU TACK. However, such materials are unsuitable for supporting a more substantial load. In addition, such materials occasionally mark surfaces to which they are applied.
A further alternative to nails and screws is glue but again the use of glue can result in damage to a surface and has the additional draw back that the glue requires time to set.
It may also sometimes be desired to mount a picture or other object in a corner of a room. With known securement devices, this can be a difficult and laborious task.
Accordingly, the present invention aims to address at least one disadvantage associated with known securement lo devices whether discussed herein or otherwise.
According to a first aspect of the present invention there is provided a securement device, for installation at a junction between surfaces to support a load, said device comprising: (i) one or more first legs each having a first securement foot for engaging a first surface; (ii) one or more second legs each having a second securement foot for engaging a second surface; and (iii) a connecting portion from which said first and second legs extend and which is moveable relative to the securement feet; and wherein when the securement device is installed, in use, and a load is applied to the securement device the connecting portion can be caused to move relative to one or more of the securement feet and can cause the applied force to be directed to the securement feet such that said feet engage said surfaces more securely and retain the device installed with the load supported.
Suitably, the securement device is such that, in use, it improves it's attachment to one or more surfaces against which it is installed when a load is applied thereto.
Suitably, the securement device is arranged such that, in use, when installed at a junction between surfaces and supporting a load, the securement feet engage said surfaces to hold the securement device substantially in lo position relative to the surfaces and wherein the force applied by the load tends to cause the connecting portion of the securement device to move relative to one or both surfaces and relative to one or more of the securement feet and the greater the load and thus the movement of the connecting portion the greater the force that is transferred by the feet to said surfaces such that the device remains installed and supports the load.
Suitably, the securement device is arranged to be installed at a junction between two surfaces. Suitably, the two surfaces comprise converging surfaces which meet at a vertex.
By "junction between surfaces" it is meant the locality at which surfaces converge. This definition encompasses a vertex where converging surfaces meet. Also included in this definition is a situation where converging surfaces approach one another but do not quite meet. The converging surfaces may be spaced from one another by an open gap or may be connected by a joining surface. In such circumstances the junction comprises the closest parts of the converging surfaces.
The securement device may be arranged to be installed at a junction between first and second surfaces and may comprise only first and second securement feet arranged to engage said first and second surfaces respectively.
Alternatively, the securement device may be arranged to be installed at a junction between three surfaces. Suitably, the three surfaces comprise converging surfaces which meet at a vertex.
The securement device may further comprise (iv) one or more third legs each having a third securement foot for engaging a third surface and which third leg or legs extend from said connecting portion (iii) which is moveable relative to the securement feet.
Suitably, the securement device is arranged for installation at an acute, right angled or obtuse angled junction formed between two surfaces. Preferably, the surfaces form an angle of between 45 and 135 degrees at their junction. Preferably, the surfaces form an angle of between 80 and 100 degrees at their junction, for example an angle of around 90 degrees.
Alternatively, the securement device may be arranged for installation at a reflex angled junction formed between two surfaces. The surfaces may form an angle of between 225 and 360 degrees at their junction. The surfaces may form an angle of between 225 and 315 degrees at their junction. The surface may form an angle of between 260 and 280 degrees at their junction, for example an angle of around 270 degrees.
Alternatively, the securement device may be arranged for installation at a junction formed between three surfaces.
Suitably, each surface forms an angle of between 80 and 100 degrees at it's junction with each of the other two surfaces, for example an angle of around 90 degrees.
The securement device may comprise only one first securement foot. Preferably, the securement device comprises a plurality of first securement feet. The securement device may comprise two or more, for example three or more first securement feet.
The securement device may comprise only one second securement foot. Preferably, the securement device comprises a plurality of second securement feet. The securement device may comprise two or more, for example three or more second securement feet.
The securement device may comprise only one third securement foot. The securement device may alternatively comprise a plurality of third securement feet. The securement device may comprise two or more, for example three or more third securement feet. Alternatively, the securement device may comprise no third securement feet.
Suitably, each securement foot comprises a free end for engaging a surface. Suitably, each free end has a surface area of 2mm2 or less, preferably lmm2 or less, preferably 0.2mm2 or less, for example around O.lmm2. Suitably, each foot has a cross-sectional area of 2mm2 or less, preferably lmm2 or less, preferably, 0.2mm2 or less, for example around O.lmm2, in the region of its free end.
Suitably, each free end may be pointed. Alternatively, each free end may be substantially flat. Alternatively, each free end may be rounded. The type of free end may be selected dependent upon the surfaces with which the securement device is to be used.
Suitably, each first foot has substantially the same length. Suitably, each first foot has a length of between lmm and 30mm, preferably between 2mm and lOmm. Suitably, lo each second foot has substantially the same length.
Suitably, each second foot has a length of between lmm and 30mm, preferably between 2mm and lOmm. Each third foot may have substantially the same length. Suitably, each third foot has a length of between lmm and 30mm, preferably between 2mm and lOmm.
Suitably, when the device is to be employed with hard surfaces the feet may be sufficiently long to accommodate fluctuations in the surface and suitably also to aid re attachment should a foot disengage from a surface while the device is supporting a load. Suitably, when the device is to be employed with soft surfaces the feet may be sufficiently short to minimise damaging penetration of a surface by the feet.
Suitably, each securement foot comprises a metal wire, for
example steel.
Suitably, the securement device comprises one or more first legs from which one or more first securement feet extend. The securement device may comprise a single first leg from which the or each first feet extend. The securement device may comprise a plurality of first securement feet and a single first leg and the securement device may comprise a "comb" structure with the feet forming the teeth of the comb.
s Preferably, the securement device comprises a plurality of first legs. Each first leg may have one or more first securement feet. For example the leg may comprise a number of feet extending there from along its length in a "brush-like" manner. Preferably, each first leg has a lo single securement foot.
Suitably, the or each first securement foot is connected to a first leg by a flexible junction. Suitably, the or each first securement foot is connected to a first leg by a resiliently deformable junction. Suitably, a free end of the foot may be able to move relative to the leg.
Suitably, the securement device comprises one or more second legs from which one or more second securement feet extend. The securement device may comprise a single second leg from which the or each second securement feet extend. The securement device may comprise a plurality of second securement feet and a single second leg and the securement device may comprise a "comb" structure with the feet forming the teeth of the comb.
Preferably, the securement device comprises a plurality of second legs. Each second leg may have one or more second securement feet. For example the leg may comprise a number of feet extending there from along its length in a "brush-liken manner. Preferably, each second leg has a single second securement foot.
Suitably, the or each second securement foot is connected to a second leg by a flexible junction. Suitably, the or each second securement foot is connected to a second leg by a resiliently deformable junction. Suitably, a free end of the foot may be able to move relative to the leg.
Alternatively, the or each second securement foot may comprise a continuation of a second leg such that the device does not comprise a discernible second securement foot or feet.
The securement device may comprise one or more third legs from which one or more third securement feet extend. The securement device may comprise a single third leg from which the or each third securement feet extend. The securement device may comprise a plurality of third securement feet and a single third leg and the securement device may comprise a "comb" structure with the feet forming the teeth of the comb.
Preferably, the securement device comprises a plurality of third legs. Each third leg may have one or more third securement feet. For example the leg may comprise a number of feet extending there from along its length in a "brush-like" manner. Preferably, each third leg has a single third securement foot.
Suitably, the or each third securement foot is connected to a third leg by a flexible junction. Suitably, the or each third securement foot is connected to a third leg by a resiliently deformable junction. Suitably, a free end of the foot may be able to move relative to the leg.
Suitably, the securement device is arranged to be installed at an acute, right angled or obtuse angle junction between two surfaces and the or each first leg extends from the connecting portion to form an "outer" angle of between 45 and 135 degrees, preferably between 60 and 90 degrees, with the or each second leg extending from the connecting portion.
By "outer" angle it is meant the angle formed on a side of lo the securement device orientated away from the first and second surfaces when the device is installed.
Alternatively, the securement device may be arranged to be installed at a reflex angle junction between two surfaces and the or each first leg may extend from the connecting portion to form an "outer" angle of between 200 and 350 degrees, for example between 260 and 300 degrees, with the or each second leg extending from the connecting portion.
Alternatively, the securement device may be arranged to be installed at a reflex angle junction between two surfaces and the or each first leg and the or each second leg may extend from the connecting portion to form a substantially "outer" angle of between 270 and 355 degrees, preferably between 300 and 350 degrees, with the connecting portion.
Suitably, the connecting portion comprises a link portion connecting said legs. Suitably, the link portion comprises a first branch connected to the first leg and a second branch connected to the second leg. Suitably, said first and second branch form an "outer" angle of between 240 and 300 degrees, preferably around 270 degrees with one another. Suitably, the link portion comprising said branches is substantially rigid.
Alternatively, the securement device may be arranged for installation at a junction formed between three surfaces and may comprise first, second and third legs and securement feet.
Suitably, each first securement foot extends from a first leg such that the angle formed there between which is orientated, when installed in use, towards a surface lo against which the securement device is installed is between 45 and 135 degrees, for example between 80 and 100 degrees. Alternatively the first securement foot may comprise a continuation of the first leg with no discernible junction there between. The combined leg and foot may be arcuate and arranged, in use, such that the concave side is orientated towards a surface against which the device is installed.
Suitably, each second securement foot extends from a second leg such that the angle formed there between which is orientated, when installed in use, towards a surface against which the securement device is installed is between 45 and 135 degrees, for example between 80 and 100 degrees. Alternatively the second securement foot may comprise a continuation of the second leg with no discernible junction there between. The combined leg and foot may be arcuate and arranged, in use, such that the concave side is orientated towards a surface against which the device is installed.
Each third securement foot may extend from a third leg such that the angle formed there between which is orientated, when installed in use, towards a surface against which the securement device is installed is between 45 and 135 degrees, for example between 80 and 100 degrees. Alternatively the third securement foot may comprise a continuation of the third leg with no discernible junction there between. The combined leg and foot may be arcuate and arranged, in use, such that the concave side is orientated towards a surface against which the device is installed.
lo The securement device may comprise a plurality of first legs having differing lengths. Suitably, the securement device comprises at least one first leg having a first length and at least one first leg having a second greater length. Suitably, the securement device comprises at least one first leg having a first length, at least one first leg having a second, greater, length and at least one first leg having a third, even greater, length.
Suitably, the second length may be between 1.1 and 2 times greater than the first length. Suitably, the third length may be between 1.2 and 3 times greater than the first length. Alternatively, the securement device may comprise a plurality of first legs having substantially the same length. Suitably, the or each first leg has a length of between lmm and lOOmm, preferably between 5mm and 50mm.
The securement device may comprise a plurality of second legs having differing lengths. Suitably, the securement device comprises at least one second leg having a first length and at least one second leg having a second greater length. Suitably, the securement device comprises at least one second leg having a first length, at least one second leg having a second, greater, length and at least one second leg having a third, even greater, length.
Suitably, the second length may be between 1.1 and 2 times greater than the first length. Suitably, the third length may be between 1.2 and 3 times greater than the first length. Suitably, the device employs legs of mixed length to aid bracing of the device against torsional or lateral forces. Such a construction may create leverage points between alternate feet and legs when the device is installed which act to resist said torsional or lateral forces.
Alternatively, the securement device may comprise a plurality of second legs having substantially the same length. Suitably, the or each second leg has a length of between lmm and lOOmm, preferably between 5mm and 50mm.
The securement device may comprise a plurality of third legs which may have differing lengths. The securement device may comprise at least one third leg having a first length and at least one third leg having a second greater length. The securement device may comprise at least one third leg having a first length, at least one third leg having a second, greater, length and at least one third leg having a third, even greater, length. Suitably, the second length may be between 1.1 and 2 times greater than the first length. Suitably, the third length may be between 1.2 and 3 times greater than the first length.
Alternatively, the securement device may comprise a plurality of third legs having substantially the same length. Suitably, the or each third leg has a length of between lmm and lOOmm, preferably between 5mm and 50mm.
The securement device may comprise a support member which forms part of the connecting portion.
Suitably, the or each first and second legs are mounted upon the support member. Suitably, the support member comprises an elongate member, for example a rod.
Suitably, the support member comprises a metal member, for
example steel.
Alternatively, the support member may be formed integrally with the legs. For example, the device may be cut from a metal sheet with a central, longitudinally extending support member forming a connecting portion, joining a plurality of first and second legs.
The connecting portion of the securement device may comprise a part of the or each first leg. The connecting portion of the securement device may comprise a part of the or each second leg. The connecting portion of the securement device may comprise a part of the or each third leg.
Suitably, a first end of the or each first leg is connected to a first end of a second leg. Suitably, a first end of the or each second leg is connected to a first end of a first leg. Suitably, a first end of the or each third leg is connected to a first end of a first leg.
Suitably, a first end of the or each third leg is connected to a first end of a second leg.
Suitably, the securement device comprises a first leg which is integral with a second leg. Suitably, the first and second leg are joined by a link portion which forms a part of the connecting portion of the securement device.
Suitably, the link portion comprises a sprung junction between the first and second leg.
The securement device may comprise a single first leg and a single second leg which are integrally formed and joined by a link portion, which link portion comprises the connecting portion of the securement device.
Suitably, the securement device comprises a first leg lo which is integral with a second and third leg. Suitably, the first, second and third leg are joined by a link portion which forms a part of the connecting portion of the securement device. Suitably, the link portion comprises a sprung junction between the first, second and third leg.
The securement device may comprise a single first leg, a single second leg and a single third leg which are integrally formed and joined by a link portion, which link portion comprises the connecting portion of the securement device.
Preferably, the securement device comprises a plurality of first legs and a plurality of second legs with each first leg being integrally formed with a second leg. Suitably, each first leg is integrally formed with a single second leg. Preferably, each first leg is joined to a second leg by a link portion which forms part of the connecting portion of the securement device. Suitably, each link portion comprises a sprung junction between a first and second leg. Suitably, a first leg and an integral second leg connected by a link portion comprise a leg unit.
Preferably, a single first leg and a single integral second leg connected by a link portion comprise a leg unit.
The securement device may comprise one or more leg units comprising a first leg, an integral second leg and an integral third leg, said legs being connected by a link portion.
Suitably, each leg comprises a metal wire, for example lo steel wire. Preferably, each leg unit comprises a metal wire, for example steel wire.
Preferably, the connecting portion of the securement device comprises a support member and a link portion joining each first leg to a second leg is mounted thereto.
Preferably, each link portion comprises a loop defining an aperture arranged to receive the support member.
Suitably, the support member connects a plurality of both first and second legs.
Suitably, the securement device comprises a plurality of leg units mounted on a support member. Suitably the support member comprises a rod and the legs are mounted upon the rod such that the rod extends through a link portion thereof. Suitably, the legs are mounted on the support member in pairs of first and second legs.
The support member may connect a plurality of first, second and third legs. The legs may be mounted on the support member in triplets of first, second and third legs.
Suitably, the securement device further comprises retaining means for maintaining said legs mounted on said support member. The retaining means may comprise a first stop mounted on a first end of the support member. The first stop may be removable. The retaining means may further comprise a second stop mounted on a second end of the support member. The second stop may be removable.
Alternatively, the retaining means may comprise a strip of tape securing the link portions of the legs to the support lo member and to one another.
Suitably, the securement device is arranged such that it can be installed at a junction between two surfaces such that the securement feet engage said surfaces and secure the securement device in position before a load is applied thereto. Suitably, the securement feet are sprung biased towards a configuration in which, when installed, they engage said surfaces before a load is applied to the device. Suitably, the sprung bias is such that the securement feet apply a force to the surfaces which is sufficient only to hold the securement device in position relative thereto. Thus, with no load applied to it the securement device may substantially not dig into and/or mark the surfaces at whose junction it is installed.
Suitably, when the securement device is not installed it adopts an equilibrium configuration. Suitably, in use, the securement device is installed by positioning it adjacent a first and second surface and causing the securement feet to move from their equilibrium configuration. Suitably, the securement device is arranged to be installed by being pressed into position at the junction between two surfaces. Suitably, the securement device is arranged to be installed by pressing the connecting portion towards an acute, right angled or obtuse angle junction between two surfaces.
Suitably, when installed, the first and second securement feet of the securement device lightly engage the surfaces at whose junction the securement device is installed before a load is applied thereto. Thus, the securement device may be secured in position and a load subsequently lo applied thereto.
Suitably, when a load is applied to the device such that it tends to cause the connecting portion to move relative to one or both of said surfaces, it creates a "ramming action,, as a result of the construction of the securement device, such that the feet tend to be forced towards the surface which they engage. The feet thus engage said surface more securely and so the device remains mounted in position and supports the load.
Suitably, the securement device is arranged to be installed at an acute, right angled or obtuse angle junction between two surfaces and when a load is applied thereto said load tends to cause link portions of the legs to resiliently deform such that the outer angle formed between the first and second legs increases.
Alternatively, or preferably in addition, the securement feet may be connected to the legs by resiliently deformable junctions which deform when a load is applied to the securement device.
A device having first, second and third legs and securement feet may be arranged to be installed at a junction between three surfaces and may operate in substantially the same manner as described for a device installed at a junction between two surfaces with the key distinction being that the third foot or feet further engage a third surface.
Suitably, the securement device is arranged to be installed at a junction of substantially planar surfaces.
Said surfaces are most suitably not smooth.
lo Alternatively, the surfaces may have a slight curvature.
Suitably, the securement device is arranged to be installed at the junction of hard surfaces.
Alternatively, or in addition, the device may be arranged to be installed at the junction of soft surfaces.
Alternatively, or in addition, the device may be arranged to be installed at the junction between a hard surface and a soft surface.
Suitably, the securement device comprises a plurality of first securement feet which are independently moveable relative to the connecting portion. Suitably, the securement device comprises a plurality of second securement feet which are independently moveable relative to the connecting portion. Suitably, the securement device comprises a plurality of third securement feet which are independently moveable relative to the connecting portion. Suitably, the securement feet are independently moveable relative to the connecting portion such that free ends thereof can conform to the shape of the surface they engage. Thus, even if the first and/or second and/or (optionally) third surfaces engaged by the securement feet have irregularities all of the first and/or second and or (optionally) third feet may engage the respective surface.
Suitably, the securement device is arranged such that, in use, when installed such that the securement feet engage a hard surface the securement device takes advantage of irregularities in that surface to retain the securement device in position. Suitably, a securement foot "walks" along the surface until its free end finds a depression in lo the surface which then substantially holds the free end in position relative to the surface to prevent the foot walking further.
Suitably, the securement device is arranged such that, in use, when installed such that the securement feet engage a soft surface the free ends of the securement feet press into the surface to retain the securement device in position. Suitably, the free end of a securement foot forms a depression in the surface which then substantially holds the free end in position relative to the surface to prevent the foot walking.
The securement device may further comprise a rigidity aid arranged to allow the feet to move substantially perpendicularly relative to the respective surface they engage but to substantially resist lateralmovement, and in particular movement substantially parallel to the longitudinal direction of the support member, of the feet relative to said surface. The rigidity aid may thus allow the feet to adopt to the shape of the surface they engage whilst preventing twisting of the legs created by lateral forces. Suitably, the rigidity aid at least partially redirects said lateral forces to act through the securement member and rigidity aid rather than through the legs.
Suitably, the rigidity aid comprises a sheet material, preferably a plastics sheet material. The rigidity aid may comprise a clear plastics sheet and may be resistant to aging and/or weathering. The rigidity aid may be adhered to the link portions of the legs and/or to the securement member. Suitably, the rigidity aid surrounds lo the "inside" of the securement device. The rigidity aid may cover the free ends of the securement feet prior to installation. The rigidity aid may thus protect a user and surface from the free edges of the feet prior to and during installation. Alternatively, the rigidity aid may not contact the feet prior to installation. Suitably, when installed and prior to a load being applied to the securement device at least some of the securement feet at least partially pierce the rigidity aid to engage said surfaces and secure the device in position. Suitably, when a load is applied to the device the securement feet substantially pierce the rigidity aid to securely engage said surfaces. The rigidity aid is thus punctured such that a foot can move substantially freely in the axial direction of the aperture so punctured but can substantially not move radially thereof (ie it substantially can not move laterally relative to the surface the foot engages) as this is resisted by the un punctured parts of the rigidity aid.
Suitably, the securement device comprises an attachment means by which a load can be attached to the securement device.
The attachment means may comprise a string, cord or wire attached to a connecting portion of the securement device.
For example a string may be tied to a link portion of a leg or to a securement member.
Alternatively, the attachment means may comprise an attachment member mounted to a support member. The attachment member may be mounted in a similar manner to the leg units. For example, the attachment member may lo comprise a loop for mounting on the securement member and a hook to which a load can be attached. The attachment means may comprise a clamp for holding a sheet material.
The attachment means may comprise one or more leg units of the type herein described and orientated to face a different direction to the leg units which allow the securement device to be secured at the junction of further surfaces.
Alternatively, the attachment means may comprise a platform, such as a shelf, on which a load can be placed.
The platform may comprise a connecting portion of the securement device connecting first and second legs thereof. Where the platform comprises a connecting portion of the securement device the device may comprise a plurality of first legs connected to one another by a connecting member and a plurality of second legs connected to one another by a connecting member. Said legs are suitably flexibly connected to said connecting members.
Suitably, the connecting members are connected to one another by the platform.
The device may be installed to support a load of lg or more. Suitably, the device may be installed to support a load of lkg or more, for example a load of up to 10 kg.
According to a second aspect of the present invention there is provided a kit of parts for producing a securement device, for installation at a junction between surfaces to support a load, said kit comprising: lo (a) one or more leg units, each leg unit comprising one or more first legs, each having a first securement foot for engaging a first surface, connected by a link portion to one or more second legs, each having a second securement foot for engaging a second surface; and (b) a support member onto which one or more of said leg units can be mounted.
Each leg unit may comprise one or more third legs, each having a third securement foot for engaging a third surface, connected by said link portion to said first and second legs.
Suitably, the support member comprises an elongate member, for example a rod. The support member may be cylindrical and may have a circular crosssection. The support member may comprise a hollow tube.
Suitably, the leg units comprise a link portion defining an aperture arranged to slot onto the support member.
Preferably, the kit further comprises a retaining means arranged to keep the leg units mounted on the support member. The retaining means may comprise a stop arranged to be secured to a first end of the support member. The retaining means may comprise a stop arranged to be secured to a second end of the support member. The or each stop may comprise an end cap arranged to fit snugly onto an end of the support member.
Preferably, the kit further comprises a rigidity aid.
lo Preferably, the kit further comprises attachment means.
The kit may comprise a plurality of support members and leg units such that a user of the kit may produce one or more securement devices of one or more constructions from said kit.
Suitably, the number of legs and feet and their type can be selected by a user depending upon the end use of the device. For example, where the device is required to support a greater load a greater number of legs and feet may be employed.
Suitably, the kit is arranged to produce a securement device according to the first aspect.
According to a third aspect there is provided a method of supporting a load comprising installing a securement device at a junction between surfaces, said method employing a securement device comprising: (i) one or more first legs each having a first securement foot for engaging a first surface; (ii) one or more second legs each having a second securement foot for engaging a second surface; and (iii) a connecting portion from which said first and second legs extend and which is moveable relative to the securement feet; and wherein the device is installed by pressing the device into position at said junction to cause the securement lo feet to move from an equilibrium position, which they occupied prior to installation, such that the feet engage said surfaces to hold the securement device substantially in position relative to the surfaces and then applying a load to the securement device such that the connecting portion can be caused to move relative to one or more of the securement feet and can cause the applied force to be directed to the securement feet such that said feet engage said surfaces more securely and retain the device installed with the load supported.
Suitably, the force applied by the load tends to cause the connecting portion of the securement device to move relative to at least one surface and relative to one or more of the securement feet and the greater the load and thus the movement of the connecting portion the greater the force that is transferred by the feet to said surfaces such that the device remains installed and supports the load.
The securement device may further comprise (iv) one or more third legs each having a third securement foot for engaging a third surface and which third leg or legs extend from said connecting portion (iii) which is moveable relative to the securement feet.
The method may comprise installing the securement device at a junction between two surfaces. Alternatively, the method may comprise installing the securement device at a junction between three surfaces.
Suitably, the method employs a securement device according lo to the first aspect.
According to a fourth aspect of the present invention, there is provided a leg assembly suitable for incorporation in a securement device according to the first aspect, said leg assembly comprising a plurality of legs, each having a securement foot for engaging a surface, and a connecting member connecting said legs.
Suitably, the legs are flexibly joined to the connecting member. Suitably, the connecting member, legs and feet are integral.
Suitably, the connecting member is elongate.
Suitably, the leg assembly comprises three or more legs.
Suitably, the legs extend from the connecting member substantially parallel to one another.
Suitably, the feet extend substantially parallel to one another.
According to a fifth aspect of the present invention, there is provided a securement apparatus for installation at a junction between surfaces, said securement apparatus comprising a platform or bracket and two or more leg assemblies according to the fourth aspect, wherein one or more leg assemblies is mounted to the platform or bracket to provide first securement feet for engaging a first surface and one or more leg assemblies is mounted to the platform or bracket to provide second securement feet for lo engaging a second surface.
The securement apparatus may further comprise adjustment means for altering the position of one or more of the leg assemblies relative to the platform or bracket. This may aid the installation and/or preferably removal of the support from a junction between two surfaces.
The adjustment means may comprise a screw connecting the platform or bracket and a connecting member of a leg assembly.
The securement apparatus may comprise a plurality of leg assemblies to provide first securement feet and a plurality of assemblies to provide second securement feet.
The assemblies may be arranged above one another in a laminate structure with the connecting members secured in the platform or bracket.
Suitably, the securement apparatus comprises a platform.
Alternatively, the securement apparatus may comprise a bracket.
The present invention will now be illustrated by way of example with reference to the accompanying drawings in which: Figure 1 is a perspective view of a securement device; Figure 2 is a plan view of the securement device of Figure 1 just before installation at a junction between two surfaces; Figure 3 is a plan view of the securement device of Figure 1 during installation at a junction between two surfaces; Figure 4 is a plan view of the securement device of Figure 1 installed at a the junction between two surfaces and bearing a load; Figure 4a is a plan view of a part of the securement device of Figure 2; Figure 4b is a plan view of a part of the securement device of Figure 4; Figure 5 is a perspective view of an alternative embodiment of a securement device installed at a junction between two surfaces; Figure 6 is a plan view of the securement device of Figure installed at a junction between two surfaces; Figures 7a-7c are detailed plan views of the feet of the securement device of Figure 5 when engaging a hard surface with a load applied to the device; Figures 7d-7f are detailed side elevations of the feet of the securement device of Figure 5 when engaging a hard surface with a load applied to the device; Figures 8a-8c are detailed plan views of the feet of the securement device of Figure 5 when engaging a soft surface with a load applied to the device; lo Figure 9 is a front end view of a shelf supported by securement devices of the embodiment illustrated by Figures 5 and 6.
Figure 10 is a perspective view of an alternative embodiment of a securement device installed at a junction of two surfaces; Figure 11 is a perspective view of an alternative embodiment of a securement device installed at a junction of two surfaces carrying a shelf; Figure 12 is a perspective view of an apparatus for installing a securement device in a hard to reach location; Figure 13 is a plan view of an alternative embodiment of a securement device installed at a junction of two surfaces; Figure 14 is a perspective view of an alternative embodiment of a securement device installed at a junction of two surfaces; Figure 15 is a plan view of the securement device of Figure 14 installed at a junction of two surfaces; Figure 16 is a plan view of an alternative embodiment of a securement device; Figure 17 is an end view of a securement device similar to that of Figure 16; lo Figures 18a-18d are end views of alternative embodiments of a securement device; Figure 19 is a plan view of an alternative embodiment of a securement device for installation at a junction of 3 surfaces.
Figure 20 is a side view of the securement device of Figure 19; Figure 21 is a plan view of a modified securement device of Figure 19; Figure 22 is a plan view of an alternative embodiment of a securement device for installation at a junction of 3 surfaces; Figure 23 is an end view of the securement device of Figure 22; Figure 24 is a plan view of a modified securement device of Figure 22; Figure 25 is a side view of an alternative embodiment of a securement device for installation at a junction of 3 surfaces; Figure 26 is a side view of an alternative embodiment of a securement device for installation at a junction of 3 surfaces; Figures 27a-27c are plan views of parts of an alternative lo embodiment of a securement device; Figure 28 is an end view of a securement device employing the parts of Figures 27a-27c; Figure 29 is a plan view of a part of an alternative embodiment of a securement device during assembly; Figure 30 is a plan view of the assembled securement device of Figure 29; Figure 31 is a plan view of an alternative embodiment of a securement device; Figure 32 is a plan view of a leg assembly for a securement device; Figure 33 is a plan view of a securement apparatus showing hidden detail; Figure 34 is a plan view of a part of an alternative embodiment of a securement apparatus showing hidden detail; Figure 35 is a plan view of an alternative embodiment of a securement apparatus; Figure 36 is a plan view of an alternative embodiment of a s securement apparatus showing hidden detail; Figure 37 is a plan view of an alternative embodiment of a securement device showing hidden detail; and lo Figure 38 is a plan view of an alternative embodiment of a securement apparatus showing hidden detail; Figure 1 illustrates a first embodiment of a securement device 1. The securement device 1 comprises a first leg 10 having a first securement foot 11 extending there from and a connecting portion 30 joining the first leg 10 to a second leg 20 having a second securement foot 21 extending there from. The connecting portion 30 comprises a link portion 31 comprising a loop joining the first and second legs 10, 20.
The first and second legs 10, 20 and connecting portion 30 are integrally formed from a piece of bent wire. The wire is resiliently biased such that when no external forces are applied thereto the securement device 1 adopts an "equilibrium" configuration as illustrated by Figures 1 and 2. In the illustrated embodiment the wire comprises sprung steel wire. In the equilibrium configuration the first and second legs 10, 20 extend from the connecting portion such that they form an "outer" angle Ca.
The securement device can be installed at an acute, right angled or obtuse angle junction 2 between two surfaces 3, 4 by locating the device adjacent the junction such that the free ends 12, 22 of the feet 11, 21 abut said surfaces 3, 4. The surfaces 3, 4 are each substantially planar and extend substantially perpendicular to one another. A light force is then applied to the connecting portion 30 as illustrated by arrow A to push it towards the junction 2. The application of force A causes the free ends 12, 22 of the feet 11, 21 to engage said surfaces 3, 4 such that they are substantially held in position relative thereto lo during the application of said force. Consequently, application of force A causes the connecting portion 30 to move relative to the feet 11, 21. This is achieved by flexure of the legs 10, 20 about their join at the connecting portion 30 such that the outer angle is reduced from Ca to Ob as illustrated by Figure 3. When the force A is removed the resilient bias of the securement device tries to return the legs 10, 20 to a position in which the outer angle is Oa. However, this tends to cause the feet free ends 12, 22 to move towards the surfaces 3, 4. The surfaces 3, 4 thus resist movement of the device towards its equilibrium position and consequently hold the securement device installed.
A load can then be applied to the installed device 1 as illustrated by arrow B of Figure 4. The load can be applied by tying a string around the connecting portion 30, which string is then connected to an object such as a picture. The load is applied to the connecting portion of the device such that it tends to cause the connecting portion 30 to move relative to the surfaces 3, 4. The device redirects the force applied by the load to the connecting portion 30 along the legs 10, 20 in directions substantially parallel to the surfaces 30, 40 as illustrated by arrows C. This force is then directed towards the surfaces 3, 4 via the free ends 12, 22 of the feet 11, 21.
The surfaces 3, 4 engage the feet free ends 12, 22 to resist movement of the feet 11, 21 in the direction of arrows C. The applied force illustrated by arrow B consequently causes the connecting portion 30 to move relative to the feet 11, 21. This is achieved by flexure lo of the legs 10, 20 about their join at the connecting portion 30 such that the outer angle is increased from Ob to Oc and the device adopts a more "open" configuration as illustrated by Figure 4. This movement of the connecting portion 30 and legs 10, 20 creates a "camming" action which tends to cause the feet free ends 12, 22 to move towards the surfaces 3, 4. The surfaces 3, 4 thus resist movement of the device towards its more open configuration and consequently hold the securement device installed with the load supported.
The redirected forces, illustrated by arrows C, created by a load applied as illustrated by arrow B are resisted as a consequence of the feet free ends 12, 22 engaging depressions in surfaces 3, 4 which substantially prevent the feet moving in the direction of arrows C. When the securement device 1 is installed against soft surfaces the depressions may be formed by the feet free ends 12, 22 digging into the surface to a degree.
The greater the load applied to the securement device 1 the greater the "damming" action and the more the feet free ends 12, 22 are caused to move towards (ie be directed into) the surfaces 3, 4. When the securement device 1 is installed against soft surfaces the feet free ends 12, 22 may be driven into (ie enter) the surfaces 3, 4 to a greater degree the greater the load applied to the device. Thus, the device minimises surface damage and only creates depressions as deep as those necessitated by the size of load supported.
When the securement device 1 is installed against hard surfaces the feet free ends 12, 22 may be directed into lo the most depressed part of a depression in the surfaces 3, 4.
If too great a force is applied to the securement device 1 then the surface 3, 4 are unable to provide sufficient resistance to the movement of the feet 11, 21 in the direction of arrows C and the feet thus become disengaged there from. At this point the device ceases to be installed. When the securement device 1 is installed against hard surfaces this state will be reached when the feet slide across the surfaces (move transversely relative to the surfaces) rather than engaging and being held by depressions caused by surface irregularities. Thus, the device may support a greater load when used in conjunction with a rougher hard surface. When the securement device is installed against soft surfaces this state will be reached when the regions of the surfaces defining the depressions engaging the feet no longer have sufficient strength to resist the forces tending to try to cause the feet to move transversely relative to the surfaces.
When it is desired to remove the securement device 1 from its installed position the applied load should first be removed. The securement device will then return under its own bias towards the configuration illustrated in Figure 3. A user can then move the legs 10, 20 towards one another to reduce the outer angle between the legs.
Suitably, the outer angle is thus reduced to an angle equal to Ob or preferably less. The feet free ends 12, 22 are thus brought out of engagement with the surfaces 3, 4 and the securement device 1 is no longer installed.
Having been used as described the securement device 1 will have left hard surfaces to which it is installed substantially unmarked and will have left soft surfaces to which it is installed with only small indentations which have been created such that they are only as deep as necessitated by the size of the load supported by the device.
Figures 4a and 4b provide further exemplification of the operation of the securement device. These figures show a leg 20 having a foot 21 whose free end 22 engages a surface 4. The opposed end of the leg is connected to a connecting portion 30. In use the device is positioned such that the foot free end 22 engages the surface as illustrated by Figure 4a which corresponds to Figure 2.
The foot free end engages the surface 4 at position X and the connecting portion 30 lies a distance Y from point X on a "securement arc" Z having radius Y. The leg 20 and foot 21 are of substantially rigid material but are able to flex about their junction. Owing to this rigid nature, without flexing of the leg 20 and foot 21 about their junction (or alternatively or additionally the foot penetrating the surface), the connecting portion 30 could not move within the securement arc Z. This flexure, which allows the connecting portion 30 to enter the securement arc Z consequently provides an increase in the angle of attack of the foot 21 to surface 4. This change of angle of attack redirects any force to direct pressure to the surface 4 at X. Thus, as the connecting portion 30 is moved away from the surface 4 as shown in Figure 4b which corresponds to Figure 4 it enters the securement arc Z and the foot free end 22 engages the surface 4 more securely.
Figures 5 and 6 illustrate an alternative embodiment of a securement device 100. The securement device comprises a plurality of leg units 140 each of which comprises a first leg 110 having a first securement foot 111 extending therefore and joined by a link portion 131 to a second leg having a second securement foot 121 extending there from. The link portion 131 of each leg unit 140 comprises a loop joining the first and second legs 110, 120.
The first and second legs 110, 120 and link portion 131 of each leg unit 140 are integrally formed from a piece of bent wire. The wire is resiliently biased such that when no external forces are applied thereto the leg unit adopts an "equilibrium" configuration. The leg units are substantially the same as the securement device 1 illustrated in Figures 1 to 5.
The securement device 100 of Figures 5 and 6 further comprises a securement member 150 onto which the leg units 130 are mounted. The securement member 150 comprises a cylindrical metal rod having a substantially circular cross section onto which the leg units 140 are threaded.
The securement member 150 and link portions 131 of the leg units 140 thus form a connecting portion 130 of the securement device.
The leg units 140 are retained on the securement member such that the first feet 111 are orientated in substantially the same direction as one another and such that the second feet 121 are also orientated in substantially the same direction as one another. In the illustrated embodiment this is achieved by a strip of tape lo (not shown) which holds the leg units 140 on the securement member 150 before the securement device 100 is loaded. When a load is applied to the securement device it causes flexure of the legs 110, 120 and the link portions 131 such that the loops reduce in diameter causing the leg units 140 to grip the securement member 150.
The securement device 100 further comprises an attachment member 160 mounted onto the support member and to which a load to be supported by the securement member can be applied.
The securement device can be installed at an acute, right angled or obtuse angle junction 2 between two surfaces 3, 4 by locating the device adjacent the junction such that the free ends 112, 122 of the feet 111, 121 abut said surfaces 3, 4. The application of a load causes the securement member 150 to move relative to the surfaces 3, 4. In turn, this causes the link portions 131 of the leg units 140 to move such that the whole connecting portion of the securement device moves relative to surfaces 3, 4. Thus, the device moves from the position illustrated by position A of Figure 6 to that illustrated by position B when a load is applied thereto.
The securement device 100 operates in substantially the same manner as that of Figures 1 to 4 with the main distinction being that there are more feet 111, 121 to engage the surfaces 3, 4.
In the illustrated embodiment of Figures 5 and 6 there are lo three types of leg unit 140, each having legs 110, 120 of differing length. This has the advantage that different regions of a surface are engaged by the feet 111, 121 increasing the likelihood of at least some of the feet engaging a region of the surface on which they can gain a good purchase. The strength of the ramming action and the force resulting at the feet 111, 121 will also depend in part on the leg length such that this arrangement ensures adequate force is transmitted to the surfaces 3, 4 when a large load is supported whilst not transmitting excessive force to the surfaces when a light load is supported which may cause unnecessary damage thereto.
The feet 111, 121 are each independently moveable relative to the surfaces 3, 4 and this allows the securement device 100 to be installed against uneven surfaces with all of the feet 111, 121 engaging said surfaces. The use of a device having such feet means that each foot need only exert a small force on a surface in order for the device to be firmly secured with a load supported.
As illustrated by Figures 7a-7c and 8a-8c if one or more feet free ends 112, 122 do not engage a surface 3, 4 as well as they might then the other feet 111, 122 support the load while the remaining feet move transversely relative to the respective surface to a position in which they better engage said surface.
Figures 7a-7c illustrate the action of the feet against a hard surface. In Figure 7a as a force C acts to move the feet relative to a surface 3 this is resisted by engagement of feet llla and lllc in depressions in the surface. Foot lllb is not in a depression and thus slips until located as illustrated by Figure 7b. As a greater force is applied the feet may slip until they find depressions in which they are better engaged as illustrated by Figure 7c.
Figures 7d-7f illustrate the action of the feet against a hard surface in a direction perpendicular to that shown in Figures 7a-7c. In use, when a force B is applied to a device installed at a vertically extending corner between two surfaces it results in forces acting along the surfaces in directions illustrated by both arrows C and arrows D. In Figure 7d as a force D acts to move the feet relative to a surface 3 this is resisted by engagement of feet llla and lllc in depressions in the surface. Foot lllb is not in a depression and thus slips until located as illustrated by Figure 7e. As a greater force is applied the feet may slip until they find depressions in which they are better engaged as illustrated by Figure 7f.
Figures 8a-8c illustrate the action of the feet against a soft surface. In Figure 8a as a force C acts to move the feet relative to a surface 3 this is resisted by engagement of feet llla and lllc in depressions they have created in the surface. Foot lllb has not created a depression and thus slips while increasing force is applied until it does as illustrated by Figures 8b and 8c.
Figure 9 illustrates a shelf 8 supported by two securement devices 100.The ends of feet 111 of the devices 100 engage the shelf 8 and the ends of feet 121 engage walls.
The weight of the shelf 8 acts on the feet 111 such that it causes movement of the connecting portions 30 as illustrated by arrows B. This then causes the securement lo devices to firmly grip the walls and shelf thus holding the shelf supported.
Figure 10 illustrates an alternative embodiment of a securement device 500 which is substantially the same as that of Figures 5 and 6 but which incorporates an attachment means 560 which is formed integrally with a support member 550 carrying leg units 540. The attachment means 560 comprises a hook 561.
Figure 11 illustrates an alternative embodiment of a securement device 600 which is substantially the same as that of Figures 5 and 6 but which incorporates a shelf 660 mounted to a support member 650 carrying leg units 640.
Figure 12 illustrates an apparatus 700 for installing a securement device 100 as illustrated by Figures 5 and 6 in hard to reach places. The apparatus comprises a pole 710 carrying cords 720 for holding the securement device to the pole until the device is installed and thereafter for hoisting an item to the device.
Figure 13 illustrates a further embodiment of a securement device 300. This device is substantially the same as that of Figure 6 and like parts are numbered accordingly. The device differs in that it does not employ tape to secure the leg units 140 in position on the securement member 150. Instead, it employs a rigidity aid 310 comprising a thin plastics sheet adhered to the link portions 131 of the leg units 140 and to the securement member 150.
The rigidity aid 310 extends around the "inside" of the leg units and covers the free ends 112, 122 of the feet 111, 121 prior to installation. The rigidity aid 310 may lo thus protect a user from injury by the feet free ends 112, 122 and surfaces 3, 4 to which the device is to be installed from damage. When the securement device is installed the feet at least partially pierce the rigidity aid 310 in order to ensure the device is retained in position. When a load is applied to the connecting portion 130 of the device the feet are directed towards the surfaces 3, 4 and fully pierce the rigidity aid 310.
The rigidity aid 310 allows the feet to move substantially perpendicularly relative to the surface they engage but substantially resists lateral and torsional movement, and in particular movement parallel to the longitudinal extent of the support member, thereof. The rigidity aid 310 thus substantially redirects forces acting on the feet 111, 121 in a direction parallel to the longitudinal extent of the support member 150 to the support member 150.
Consequently, twisting of the leg units 140 may be minimised and the device may thus be kept more securely installed.
Figures 14 and 15 illustrate an alternative embodiment of a securement device 400 for employment at a reflex angle junction 5 of surfaces 6, 7.
The securement device comprises a plurality of leg units 440 each of which comprises a first leg 410 having a first securement foot 411 extending therefore and joined by a link portion 431 to a second leg 420 having a second securement foot 421 extending there from. The link portion 431 of each leg unit 440 comprises a loop joining the first and second legs 410, 420.
The first and second legs 410, 420 and link portion 431 of lo each leg unit 440 are integrally formed from a piece of bent wire. The wire is resiliently biased such that when no external forces are applied thereto the leg unit adopts an "equilibrium" configuration. The leg units are similar to those of the securement device 1 illustrated in Figures 1 to 5 with the main alteration being that the feet 411, 421 are orientated to engage surfaces at a reflex angle rather than acute, right angled or obtuse angle junction.
The securement device 400 of Figures 14 and 15 further comprises a securement member 450 onto which the leg units 440 are mounted. The securement member 450 comprises a cylindrical metal rod having a substantially circular cross section onto which the leg units 440 are threaded.
The securement member 450 and link portions 431 of the leg units 440 thus form a connecting portion 430 of the securement device.
The leg units 440 are retained on the securement member such that the first feet 411 are orientated in substantially the same direction as one another and such that the second feet 421 are also orientated in substantially the same direction as one another. In the illustrated embodiment this is achieved by a strip of tape (not shown) which holds the leg units 440 on the securement member 450 before the securement device 400 is loaded. When a load is applied to the securement device it causes flexure of the legs 410, 420 and the link portions 431 such that the loops reduce in diameter causing the leg units 440 to grip the securement member 450.
The securement device 400 further comprises an attachment lo member 460 mounted onto the support member and to which a load to be supported by the securement member can be applied.
The securement device 400 can be installed at a reflex angle junction 5 between two surfaces 6, 7 by locating the device adjacent the junction such that the free ends 412, 422 of the feet 11, 21 abut said surfaces 6, 7. This is achieved by a user applying a force to press the securement device onto a corner to increase the outer angle formed between the legs 410, 420. The resilient bias of the leg units 440 then acts to try to decrease said outer angle such that the feet 411, 421 grip the surfaces 6, 7.
The application of a load causes the securement member 450 to move relative to the surfaces 6, 7. In turn, this causes the link portions 431 of the leg units 440 to move such that the whole connecting portion 430 of the securement device moves relative to surfaces 6, 7. This creates a camming action tending to cause the feet 411, 421 to move towards surfaces 6, 7 such that the surfaces are more securely gripped thereby and the securement device is retained with the load supported.
Figures 16 and 17 illustrate alternative embodiments of a securement device 800 which can be installed at an acute, right angled or obtuse angle junction between two surfaces. The device is similar to that of Figures 5 and 6 with the key distinction being that the connecting portion 830 comprises a securement member 850 which is formed integrally with the first and second legs 810, 820.
The securement device 800 comprises a plurality of first lo and second legs 810, 820 each having a respective first or second foot 811, 821 extending there from.
In the embodiment illustrated by Figure 16 the securement device 800 is cut from a spring steel sheet and the connecting portion 830 consists of a securement member 850 formed integrally with the legs 810, 820. In the modified embodiment illustrated by Figure 17 the connecting portion still comprises a securement member 850 formed integrally with the legs but it also further comprises an additional securement member 850a comprising an elongate metal rod for providing additional strength.
Figures 18a-18d illustrate end views of alternative embodiments of securement devices 900, 1000, 1100, 1200.
The securement devices are similar to those of figures 5 and 6 but have differing leg constructions. In addition the device 900 differs in that the legs are not provided in pairs as leg units which mount to a securement member.
Instead, each leg is directly welded to a securement member 950 forming the connecting portion 930.
Apart from not having link portions connecting them to other legs the legs of the securement device 900 are substantially the same as those of Figures 5 and 6. The device comprises a plurality of first legs 910, each having a first foot 911 and a plurality of second legs 920 each having a second foot 921.
The securement device 1000 comprises a plurality of leg units 1040 each comprising a first leg 1010 joined to a second leg 1020 by a link portion 1031. At the end of each first leg 1010 is a first foot 1011 and at the end of lo each second leg is a second foot 1021. However, the legs 1010, 1020 are curved and the feet 1011, 1021 comprise a continuation of the legs such that there is no discernible distinction there between. The leg units are mounted to a support member 1050.
The securement device 1100 comprises a plurality of leg units 1140 each comprising a first leg 1110 joined to a second leg 1120 by a link portion 1131. At the end of each first leg 1110 is a first foot 1111 and at the end of each second leg is a second foot 1121. Each first leg is bent and comprises an upper portion lllOa and a lower portion lllOb joined by a knee. Each second leg is bent and comprises an upper portion 1120a and a lower portion 1120b joined by a knee. The leg units are mounted to a support member 1150.
The securement device 1200 comprises a plurality of leg units 1240 each comprising a first leg 1210 joined to a second leg 1220 by a link portion 1231. Each first leg 1210 carries a plurality of first feet 1211 and each second leg 1220 carries a plurality of second feet 1221.
The leg units are mounted to a support member 1250.
Figures 19 and 20 illustrate an alternative embodiments of a securement device 1300 which can be installed at junction between three surfaces. The device is similar in construction and operation to that of Figures 1 to 4 but is modified to engage an additional third surface.
The securement device 1300 comprises a first leg 1310 having a first securement foot 1311 extending there from, a second securement foot 1320 having a second securement lo foot 1321 extending there from and a third leg 1370 having a third securement foot 1371 extending therefrom. The legs 1310, 1320, 1370 are joined by a connecting portion 1330. The legs extend from the connecting portion such that the first leg 1310 forms the same angle with the second leg 1320 as it does with the third 1370 and such that the second leg 1320 forms the same angle with the third leg 1370 as it does with the first 1310. The connecting portion 1330 comprises an aperture 1360 to which attachment means can be secured to support a load.
The device is formed from a spring steel sheet such that all parts thereof are integral. In use, the device may for example be installed at a junction between two walls and a ceiling.
Figure 21 illustrates an alternative embodiment of a securement device 1400 which can be installed at junction between three surfaces. The device is similar to that of Figures 19 and 20 but comprises three first legs 1410 and feet 1411, three second legs 1420 and feet 1421 and three third legs 1470 and feet 1471 extending from a connecting portion 1430.
Figures 22 and 23 illustrate an alternative embodiment of a securement device 1500 which can be installed at junction between three surfaces. The device is similar to that of Figures 19 and 20. The securement device 1500 comprises a first leg 1510 having a first securement foot 1511 extending there from, a second securement foot 1520 having a second securement foot 1521 extending there from and a third leg 1570 having a third securement foot 1571 extending therefrom. Each leg 1510, 1520, 1570 comprises lo a link portion 1512, 1522, 1572 connecting it to a securement arm 1513, 1523, 1573. The securement arms 1513, 1523, 1573 are bound together to form a connecting portion 1530. In use, a load may be attached to the connecting portion.
Figure 24 illustrates an alternative embodiment of a securement device 1600 which can be installed at junction between three surfaces. The device is similar to that of Figures 22 and 23 but comprises three first legs 1510 and feet 1511, three second legs 1520 and feet 1521 and three third legs 1570 and feet 1571 extending from a connecting portion 1430.
Figure 25 illustrates an alternative embodiment of a securement device 1700 which can be installed at junction between three surfaces. The device is similar to that of Figures 19 and 20 but comprises three leg units 1740 each comprising a first leg 1710 and foot 1711, a second leg 1720 and foot 1721 and a third leg 1770 and foot 1771 joined by a link portion 1731. Together, the three link portions comprise the connecting portion 1730 of the device.
Figure 26 illustrates an alternative embodiment of a securement device 1800 which can be installed at junction between three surfaces. The device is similar to that of Figure 25 and comprises three leg units 1840 each comprising a first leg 1810 and foot 1811, a second leg 1820 and foot 1821 and a third leg 1870 and foot 1871 joined by a link portion 1831. Together, the three link portions comprise the connecting portion 1830 of the device. The device further comprises an attachment member 1860 comprising three legs 1861 having feet 1862 arranged to hold an object pressed into a corner in which the device is installed. The leg units 1840 and attachment member 1860 are joined by a securement member 1850 having end stops 1851 secured thereto for retaining the leg units 1840 and attachment member 1860 in position.
Figures 27a-27c and Figure 28 illustrate an alternative embodiments of a securement device 1900 which can be installed at an acute, right angled or obtuse angle junction between two surfaces. The device is similar to that of Figure 17 with the key distinction being that the device comprises three sets of leg units 1940 as illustrated individually by Figures 27a-27c. Each leg unit 1940 comprises a plurality of first and second legs 1910,1920 each having a respective first or second foot 1911, 1921 extending there from.
Each leg unit 1940 is cut from a spring steel sheet and the link portion 1931 is formed integrally with the legs 1910, 1920. The connecting portion 1930 of the device, as illustrated by Figure 28, comprises, in addition to link portions 1931, a securement member 1950 comprising an elongate metal rod.
Figures 29 and 30 illustrate an alternative embodiment of a securement device 2000 which can be installed at an acute, right angled or obtuse angle junction between two surfaces. The device is similar to that of Figures 1 to 4 with the distinction being that the connecting portion 2030 connecting the first and second legs 2010, 2020 comprises an enlarged loop 2061 which serves both as part of a link portion 2031 joining the legs 2010, 2020 and an attachment means 2060 by which a load can be attached.
Figure 29 shows the device prior to formation of the enlarged loop 2061. Once the loop is formed the device is kept in this configuration by a securement member 2050 which is passed through smaller loops 2062 of the connecting portion 2030.
Figure 31 illustrates an alternative embodiment of a securement device 2100 which can be installed at a reflex angled junction between two surfaces.
The device comprises first and second legs 2110, 2120 having a first and second securement feet 2111, 2121 respectively. The legs are joined by a connecting portion 2130. The connecting portion 2130 comprises a link portion 2131 connecting the legs. The link portion 2131 comprises first and second branches 2132, 2133 which form an outer angle of around 270 with one another. The branches 2132, 2133 are substantially rigid and the legs 2110, 2120 are connected thereto by flexible joints. The flexible joints each comprise a wire loop. Each leg 2110, 2120 forms an outer angle Ox with the adjacent branch of the link portion 2131.
Figure 32 illustrates a leg assembly 2200 suitable for incorporation in a securement device.
The leg assembly 2200 comprises a plurality of legs 2210 each having a securement foot 2211 for engaging a surface and a connecting member 2280 connecting the legs.
Figure 33 illustrates a securement apparatus 2300 for installation at a junction between two substantially perpendicular surfaces.
The apparatus 2300 comprises a platform 2390 incorporating two leg assemblies 2200 as illustrated by Figure 32. The leg 2200 assemblies are mounted within the platform 2390 such that their connecting members 2280 lie perpendicular to one another.
One of the leg assemblies 2200 provides first legs 2310 having first securement feet 2311 for engaging a first surface 3. The other leg assembly 2200 provides second legs 2320 having second securement feet 2321 for engaging a second surface 4.
The platform 2390 in combination with the connecting members 2280 of the leg assemblies 2200 forms a connecting portion 2330 connecting the first and second legs 2310, 2320.
The securement apparatus 2300 operates in a similar manner to the previously described securement devices. The platform 2390 is introduced into a corner such that the feet 2311, 2321 engage respective first and second surfaces 3, 4. When a load is then placed on the platform it tends to try to cause the platform 2390 to move away from the corner. This movement tends to cause the legs to try to straighten, for example, it may cause a leg to try to straighten along line a-b as illustrated in Figure 33.
However, as the leg is longer than distance a-b this is not possible and consequently movement of the platform is resisted.
lo Figure 34 illustrates an alternative embodiment of a securement apparatus 2400. The apparatus is substantially the same as that of Figure 33 but further comprise adjustment means comprising a screw 2421 associated with a connecting member 2280 of one of the leg assemblies 2200.
The connecting member 2280 is moveably mounted to the platform 2490 of the securement apparatus 2400 and the screw 2481 is laterally fixedly positioned relative to the platform but rotatable relative to the platform and connecting member 2280.
In use, the securement apparatus can be installed by positioning the platform 2490 such that the feet engage first and second surfaces 3, 4. The screw 2481 can then be rotated to "tension" the assembly. Rotation in a first direction draws the connecting member 2080 toward the screw which causes the platform 2490 to be drawn into the corner. Rotation in a second reverse direction allows the platform to be removed.
Figure 35 illustrates an alternative embodiment of a securement apparatus 2500. The apparatus is substantially the same as that of Figure 34 but comprises alternate adjustment means comprising a pivot comprising a screw 2521 associated with the connecting member 2281 of each leg assembly 2201.
Each connecting member 2281 is moveably mounted to the platform 2590 of the securement apparatus 2500 via the pivot screw 2521. The leg assembly 2201 may thus rotate to allow it to best align with the surface it engages.
In use, the securement apparatus can be installed by positioning the platform 2590 such that the feet engage first and second surfaces 3, 4. The pivot screw 2521 of each connecting member 2281 can then be pulled laterally (away from the surface engaged by the other connecting member 2281) and fixed in position relative to the platform 2590 so as to "tension" the assembly and draw it into the corner. Removal of the pivot screw 2521 will allow the apparatus to be removed from the corner by releasing the "tension".
Figure 36 illustrates an alternative embodiment of a securement apparatus 2600. The apparatus comprises a bracket 2690 and is arranged to be installed at a reflex angle junction between two surfaces 3, 4. The bracket 2690 incorporates two leg assemblies 2200 as illustrated by Figure 32.
The leg assemblies 2200 are mounted within the bracket 2690 such that their connecting members 2280 lie perpendicular to one another. One of the leg assemblies 2200 provides first legs 2610 having first securement feet 2611 for engaging a first surface 3. The other leg assembly 2200 provides second legs 2620 having second securement feet 2621 for engaging a second surface 4.
The bracket 2690 in combination with the connecting members 2280 of the leg assemblies 2200 forms a connecting portion 2330 connecting the first and second legs 2610, 2620.
The securement apparatus 2600 operates in a similar manner lo to the previously described securement devices and apparatus. The bracket 2690 is introduced onto a corner such that the feet 2311, 2321 engage respective first and second surfaces 3, 4. When a load is then placed on the bracket via attachment means 2660 the securement legs 2610, 2620 and feet 2611, 2621 resist movement of the bracket away from the surfaces 3, 4.
Figure 37 illustrates an alternative embodiment of a securement device 2700. The device comprises first and second securement legs 2710, 2720 having a first securement foot 2711 and second securement foot 2721 respectively for engaging surfaces 3, 4. The legs 2710, 2720, are connected by a spacer bar 2795 forming a connecting portion 2730 of the device. The legs 2710, 2720 are each connected to the spacer 2795 by retaining members 2796.
The spacer 2795 separates the free ends 2712, 2722 of the securement feet 2711, 2721 such that when the device 2700 is installed in a corner they are removed from the meeting point 9 of the two surfaces 3, 4. Thus, if the meeting point 9 is particularly irregular or curved as such points often are, for example when walls have been papered and/or painted the device 2700 can still be securely located.
When a load is applied to the spacer 2795 it is transferred to the legs 2710, 2720 and securement feet 2711, 2721 and the device is thus retained in position.
Once installed the device 2700 can be readily removed from the corner by removing the retaining members 2796 such that the feet 2711, 2721 can disengage the surfaces 3, 4.
Figure 38 illustrates an alternative securement device 2800. The device is similar to that of Figure 37 but arranged to be installed over a reflex angle corner and thus comprises a spacer 2895 which serves as a bracket.
Attention is directed to all papers and documents which are filed concurrently with or previous to this specification in connection with this application and which are open to public inspection with this specification, and the contents of all such papers and documents are incorporated herein by reference.
All of the features disclosed in this specification (including any accompanying claims, abstract and drawings), and/or all of the steps of any method or process so disclosed, may be combined in any combination, except combinations where at least some of such features and/or steps are mutually exclusive.
Each feature disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. Thus, unless expressly stated otherwise, each feature disclosed is one example only of a generic series of equivalent or similar features.
The invention is not restricted to the details of the foregoing embodiment(s). The invention extends to any novel one, or any novel combination, of the features
disclosed in this specification (including any
accompanying claims, abstract and drawings), or to any lo novel one, or any novel combination, of the steps of any method or process so disclosed.

Claims (26)

  1. Claims 1. A securement device, for installation at a junction between
    surfaces to support a load, said device comprising: (i) one or more first legs each having a first securement foot for engaging a first surface; lo (ii) one or more second legs each having a second securement foot for engaging a second surface; and (iii) a connecting portion from which said first and second legs extend and which is moveable relative to the securement feet; and wherein when the securement device is installed, in use, and a load is applied to the securement device the connecting portion can be caused to move relative to one or more of the securement feet and can cause the applied force to be directed to the securement feet such that said feet engage said surfaces more securely and retain the device installed with the load supported.
  2. 2. A securement device according to Claim 1, wherein the device is arranged to be installed at a junction between two surfaces.
  3. 3. A securement device according to Claim 2, wherein the securement device is arranged for installation at an acute, right angled or obtuse angled junction formed between two surfaces.
  4. 4. A securement device according to Claim 3, wherein the surfaces form an angle of between 45 and 135 degrees at their junction.
  5. 5. A securement device according to Claim 4, wherein the surfaces form an angle of between 80 and 100 degrees at their junction.
  6. 6. A securement device according to Claim 2, wherein the lo securement device is arranged for installation at a reflex angled junction formed between two surfaces.
  7. 7. A securement device according to Claim 6, wherein the surfaces may form an angle of between 260 and 280 degrees at their junction.
  8. 8. A securement device according to any preceding claim, wherein the securement device comprises only one first securement foot and only one second securement foot.
  9. 9. A securement device according to any of Claims 1 to 6, wherein the securement device comprises two or more first securement feet and two or more second securement feet.
  10. 10. A securement device according to preceding claim wherein, the device comprises a support member which forms part of the connecting portion.
  11. 11. A securement device according to Claim 10, wherein the support member is formed integrally with the legs.
  12. 12. A securement device according to Claim 11, wherein the device is cut from a metal sheet with a central, longitudinally extending support member forming a connecting portion, joining a plurality of first and second legs.
  13. 13. A securement device according to any of claims 9 to 12, wherein the securement device comprises a plurality of first securement feet which are lo independently moveable relative to the connecting portion and a plurality of second securement feet which are independently moveable relative to the connecting portion.
  14. 14. A securement device according to any preceding claim wherein, the securement device comprises an attachment means by which a load can be attached to the securement device.
  15. 15. A securement device according to Claim 14, wherein the attachment means comprises a platform, on which a load can be placed.
  16. 16. A securement device according to Claim 15, wherein the platform comprises a connecting portion of the securement device connecting first and second legs thereof.
  17. 17. A securement device according to Claim 16, wherein the device comprises a plurality of first legs connected to one another by a connecting member and a plurality of second legs connected to one another by a connecting member.
  18. 18. A securement device substantially as herein described with reference to the accompanying drawings.
  19. 19. A kit of parts for producing a securement device, for installation at a junction between surfaces to support a load, said kit comprising: (a) one or more leg units, each leg unit comprising one or lo more first legs, each having a first securement foot for engaging a first surface, connected by a link portion to one or more second legs, each having a second securement foot for engaging a second surface; and (b) a support member onto which one or more of said leg units can be mounted.
  20. 20. A method of supporting a load comprising installing a securement device at a junction between surfaces, said method employing a securement device comprising: (i) one or more first legs each having a first securement foot for engaging a first surface; (ii) one or more second legs each having a second securement foot for engaging a second surface; and (iii) a connecting portion from which said first and second legs extend and which is moveable relative to the securement feet; and wherein the device is installed by pressing the device into position at said junction to cause the securement feet to move from an equilibrium position, which they occupied prior to installation, such that the feet engage said surfaces to hold the securement device substantially in position relative to the surfaces and then applying a load to the securement device such that the connecting portion can be caused to move relative to one or more of the securement feet and can lo cause the applied force to be directed to the securement feet such that said feet engage said surfaces more securely and retain the device installed with the load supported.
  21. 21. A leg assembly suitable for incorporation in a securement device according to Claim 17, wherein said leg assembly comprises a plurality of legs, each having a securement foot for engaging a surface, and a connecting member connecting said legs.
  22. 22. A securement apparatus for installation at a junction between surfaces, said securement apparatus comprising a platform or bracket and two or more leg assemblies each comprising a plurality of legs, each having a securement foot for engaging a surface, and a connecting member connecting said legs, wherein one or more leg assemblies is mounted to the platform or bracket to provide first securement feet for engaging a first surface and one or more leg assemblies is mounted to the platform or bracket to provide second securement feet for engaging a second surface.
  23. 23. A securement apparatus according to Claim 22 wherein, the securement apparatus further comprises adjustment means for altering the position of one or more of the leg assemblies relative to the platform or bracket.
  24. 24. A securement apparatus according to Claim 22 or 23 wherein, the securement apparatus comprises a platform.
    lo
  25. 25. A securement apparatus according to Claim 22 or 23 wherein, the securement apparatus comprises a bracket.
  26. 26. A securement apparatus substantially as herein described with reference to Figures 32 to 38 of the accompanying drawings.
GB0413791A 2004-03-16 2004-06-19 Improvements in and relating to securement devices & apparatus Expired - Fee Related GB2415474B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0405850A GB0405850D0 (en) 2004-03-16 2004-03-16 Improvements in and relating to securement devices

Publications (3)

Publication Number Publication Date
GB0413791D0 GB0413791D0 (en) 2004-07-21
GB2415474A true GB2415474A (en) 2005-12-28
GB2415474B GB2415474B (en) 2007-05-23

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GB0405850A Ceased GB0405850D0 (en) 2004-03-16 2004-03-16 Improvements in and relating to securement devices
GB0413791A Expired - Fee Related GB2415474B (en) 2004-03-16 2004-06-19 Improvements in and relating to securement devices & apparatus

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GB0405850A Ceased GB0405850D0 (en) 2004-03-16 2004-03-16 Improvements in and relating to securement devices

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0214917A1 (en) * 1985-07-12 1987-03-18 De Dietrich Thermique Fastener in staple form to join two edges of enveloping clothing
US20010008601A1 (en) * 1999-12-17 2001-07-19 Societe De Prospection Et D'invention Techniques Spit Fixing staple for delicate material
US20040028502A1 (en) * 2001-06-07 2004-02-12 Christy Cummins Surgical staple

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0214917A1 (en) * 1985-07-12 1987-03-18 De Dietrich Thermique Fastener in staple form to join two edges of enveloping clothing
US20010008601A1 (en) * 1999-12-17 2001-07-19 Societe De Prospection Et D'invention Techniques Spit Fixing staple for delicate material
US20040028502A1 (en) * 2001-06-07 2004-02-12 Christy Cummins Surgical staple

Also Published As

Publication number Publication date
GB2415474B (en) 2007-05-23
GB0413791D0 (en) 2004-07-21
GB0405850D0 (en) 2004-04-21

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Effective date: 20100619