Classifications

• • A—HUMAN NECESSITIES
  • A41—WEARING APPAREL
  • A41F—GARMENT FASTENINGS; SUSPENDERS
  • A41F1/00—Fastening devices specially adapted for garments
  • A41F1/002—Magnetic fastening devices
• • A—HUMAN NECESSITIES
  • A41—WEARING APPAREL
  • A41F—GARMENT FASTENINGS; SUSPENDERS
  • A41F9/00—Belts, girdles, or waistbands for trousers or skirts
  • A41F9/002—Free belts
• • A—HUMAN NECESSITIES
  • A45—HAND OR TRAVELLING ARTICLES
  • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
  • A45C13/00—Details; Accessories
  • A45C13/10—Arrangement of fasteners
  • A45C13/1069—Arrangement of fasteners magnetic
• • A—HUMAN NECESSITIES
  • A44—HABERDASHERY; JEWELLERY
  • A44D—INDEXING SCHEME RELATING TO BUTTONS, PINS, BUCKLES OR SLIDE FASTENERS, AND TO JEWELLERY, BRACELETS OR OTHER PERSONAL ADORNMENTS
  • A44D2203/00—Fastening by use of magnets
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T24/00—Buckles, buttons, clasps, etc.
  • Y10T24/32—Buckles, buttons, clasps, etc. having magnetic fastener

Definitions

• the present invention relates to a magnetic closure device for clothing accessories, for example a clothing belt.
• One or more passers-by are, moreover, necessary and indispensable to immobilize the end or ends of the belt, depending on the nature of the loop, once closed.
• the magnetic loop system is often complex to use and secondly, it has only one point of attachment between the two ends of the belt, which entails risks of seeing jump frequently magnets from the system set up to close the belt.
• the withdrawal and the opening of the belt becomes so complicated.
• magnets of magnetic closures are often too big and unsightly or too small and inefficient.
• the closure is often very thick and causes unsightly forms that weigh down the silhouette.
• the known magnetic closure devices do not guarantee a quick and easy closure of the clothing accessory.
• An object of the present invention is to provide a magnetic closure device implementing a simple and fast clothing accessory magnetic closure, while simultaneously providing several possibilities of adjusting the size of the clothing accessory.
• Another object of the present invention is to provide clothing accessories whose size adjustment is possible without resorting to visible holes on the leather of the clothing accessory.
• Another object of the present invention is to provide a magnetic closure device allowing the ends of the clothing accessory not to hang and get rid of the use of loops.
• Another object of the present invention is to provide a magnetic closure device clothing accessory very thin and discreet.
• Another object of the present invention is to provide magnetic closure devices, closing and opening easy but also whose durability is extended.
• the invention proposes a magnetic closure device for clothing accessories of the clothing belt type, remarkable in that it comprises at least one permanent magnetization assembly disposed at one of the ends of one of the parts of the accessory, while a plurality of ferromagnetic elements and / or permanent magnetization assemblies are arranged longitudinally on the other side of the accessory at its opposite end, the permanent magnetization assemblies of a face being adapted to attracting a set of permanent magnetization of the other face, the permanent magnetization assemblies and / or ferromagnetic elements of each face being arranged so that by superimposing the ends of the two faces of the clothing accessory one on the other gives several positions of adjustment of the two faces relative to the position of permanently magnetizing assemblies and ferromagnetic ele ments.
• each set of permanent magnetization of one face applying to a set of permanent magnetization or a ferromagnetic element of the other face, in each of the adjustment positions.
• it eliminates any magnetization outside the clothing accessory, that is regardless of the adjustment of the size of the vestibule accessory, any magnetic field due to the presence of sets of permanent magnetization and / or ferromagnetic elements is closed because thanks to this specific arrangement of elements on either side of each of the faces of the accessory no permanent magnetization assembly is free.
• the magnetic closure device may comprise one or more of the following characteristics, taken separately or in any technically possible combination:
• a set of permanent assembly includes a permanent unit disposed at one of the ends of one of the faces of the accessory, the magnets being fixed so as to have all the same polarity on a face and opposite polarities from one face to the other;
• a number of ferromagnetic and / or ferromagnetic ele- ments are provided on each side of the clothing accessory;
• the number of magnets for each face is at least one unit greater than the number of ferromagnetic elements and the magnets are positioned next to each other starting from each of the free ends of the clothing accessory, in such a way that several positions of adjustment of the two faces relative to the positioning of magnets and ferromagnetic elements representing several possible clampings are obtained, in which each magnet is applied to another magnet or ferromagnetic element and that at least one magnet of one side is applied to a magnet on the other side;
• the number of adjustment positions representing the possible clampings is equal to the number of ferromagnetic elements of a face plus one unit; the magnets and / or ferromagnetic elements are covered by a finishing coating independently of one another and from one face to the other;
• the magnets and / or ferromagnetic elements of a face are arranged so as to protrude slightly from said face;
• the magnets and / or ferromagnetic elements of one of the faces project slightly from said face, while the magnets and / or ferromagnetic elements of the other face are set back from said other face, in such a way that the magnets and / or ferromagnetic elements of said face fit into the magnets and / or ferromagnetic elements of said other face thus benefiting, in addition to their magnetic attraction, from a stop;
• the magnets and / or ferromagnetic elements of one of the faces project slightly from said face, while at least one magnet and / or ferromagnetic element of the other face is provided with an edge projecting from said other face; such that at least one magnet and / or ferromagnetic element of said face can be inserted into a magnet and / or ferromagnetic element of said other face, in addition to their magnetic attraction;
• each magnet is fixed in an open receptacle preferably of ferromagnetic material
• the receptacles provided with magnets and / or ferromagnetic elements are fixed on the clothing accessory with non-magnetic parts;
• the magnets and / or ferromagnetic elements are arranged in holes in the clothing accessory;
• a permanent magnet assembly comprising a double receptacle adapted to receive a permanent magnet
• the device is adapted for a belt or clothing accessory provided with a loop for closing at one of its ends, in this device at least one magnet is disposed on the upper part of the belt, which is the part brought to passing in the loop, and in the lower part are provided ferromagnetic elements, to allow the maintenance of the end of the belt once passed in the loop, it passes above or below said loop;
• At least one magnet is fixed on the end of the belt or accessory having the height adjustment holes, while on the other side and starting from the end provided with the loop are fixed longitudinally ferromagnetic elements in number equal to or greater than the size adjustment holes;
• a first ferromagnetic element which is the closest to the loop, is positioned according to the arrival of the end provided with the magnet, once passed through the loop and into the first size adjustment hole, the other ferromagnetic elements being spaced from each other identically to said holes, so that the magnet can magnetically be applied to a ferromagnetic element regardless of the hole used, so as to obtain a magnetic retention of the end of the belt or accessory once passed in the loop and whatever the nature of it;
• the distance between the center of the magnet and the center of the first size adjustment hole is substantially equal to the distance between the center of the first ferromagnetic element and the arrival of a barb on the loop in the closed position, or between the center of the first ferromagnetic element and a pin of the loop, depending on the nature of the loop;
• the receptacles of each of the faces project from the corresponding face and the device comprising at least one receptacle of more than ferromagnetic elements, the receptacle closest to the ferromagnetic elements is the only one adapted to allow the insertion of the projecting receptacles opposite side;
• the device comprises a first permanent magnetization assembly adapted to cooperate with a second permanent magnetization assembly, these permanent magnetization assemblies each comprising a permanent magnet fixed so as to have the same polarity on their apparent face, the first and second permanent magnetization assemblies being designed to attract each other;
• the first permanent magnetization assembly and the second permanent magnetization assembly furthermore each comprise, respectively, a receptacle wholly or partly ferromagnetic, said receptacle being designed to support respectively the magnet of the first set of permanent magnetization and the magnet of the second set of permanent magnetization and cooperate with the magnet, respectively, of the second set of permanent magnetization and the magnet of the first set of permanent magnetization when closing the device;
• the first set of permanent magnetization comprises a cylindrical permanent magnet and the second set of permanent magnetization comprises a permanent magnet having a through hole adapted to allow insertion of the magnet of the first permanent magnet assembly;
• the permanent magnets respectively of the first and second permanently magnetized assemblies have an axial magnetization and an identical height or are fixed so as to preferably have an identical height;
• FIGS. 1a and 1b are views of each of the faces of a belt provided with a hidden magnetic closure device according to an embodiment of the present invention respectively before and after deposition of a finishing leather on the belt ;
• FIG. 2 shows a schematic view of the belt of Figures 1a and 1b closed in a particular setting position
• FIGS. 3a and 3b are views respectively in section and in exploded perspective of an embodiment of a permanently magnetized assembly of the hidden magnetic closure device of the belt of FIGS. 1a and 1b;
• FIGS. 4a and 4b are views respectively in section and in exploded perspective of an embodiment of a ferromagnetic part of the hidden magnetic closure device of the belt of FIGS. 1a and 1b;
• FIG. 5 is a sectional view of the permanent magnet assembly and of the ferromagnetic part of FIGS. 3a and 4a assembled;
• FIGS. 6a to 6c are cross-sectional views of alternative embodiments of the hidden ferromagnetic part of the magnetic closure device of FIG. 4a;
• FIGS. 7a to 7c are cross-sectional views of alternative embodiments of the concealed permanent magnetization assembly of the magnetic closure device of FIG. 3a;
• FIG. 8 is a view of a belt provided with an apparent magnetic closure device according to an embodiment of the present invention after depositing a finishing leather on the belt;
• FIGS. 9a and 9b are views respectively in section and in exploded perspective of an embodiment of a permanently magnetized assembly of the apparent magnetic closure device of the belt of FIG. 8;
• FIGS. 10a and 10b are views respectively in section and in exploded perspective of an embodiment of a ferromagnetic part of the apparent magnetic closure device of the belt of FIG. 8;
• FIGS. 11a to 11c are sectional views of alternative embodiments of the apparent ferromagnetic part of the magnetic closure device of Figure 8;
• FIGS. 12a to 12e are cross-sectional views of alternative embodiments of the visible permanent magnetization assembly of the magnetic closure device of FIG. 8;
• Figures 13a and 13b are sectional views respectively of the assemblies of the permanent magnet assembly and the ferromagnetic part of Figures 11a and 12a and Figures 11b and 12b;
• FIG. 14 is a view of a belt provided with a magnetic stop device according to one embodiment of the present invention.
• FIGS. 15a and 15b are views respectively in section and in exploded perspective of an embodiment of a permanently magnetized assembly of the magnetic closure device with a stop of the belt of FIG. 14;
• FIGS. 16a and 16b are views respectively in section and in exploded perspective of an embodiment of a permanently magnetized assembly of the magnetic closure device with a stop of the belt of FIG. 14;
• FIGS. 17a and 17b are views respectively of assemblies of the permanently magnetized assemblies of FIGS. 15a and 16a after and before closure of the magnetic stop device of the belt of FIG. 14;
• FIG. 18 is a perspective view of a ferromagnetic part of the magnetic closure device with a stop of the belt of FIG. 14;
• FIGS. 19a to 19d are alternative embodiments of the permanently magnetized assemblies of FIGS. 15a and 16a;
• FIGS. 20a to 20c are sectional views of several variants of a ferromagnetic part of the magnetic closure device with a stop of the belt of FIG. 14;
• FIGS. 21 a and 21 b are views of assemblies respectively of the permanently magnetized assemblies and ferromagnetic parts of FIGS. 20c, 19c and 19d and 20a;
• FIGS. 22a and 22b are views of a buckle belt provided with a magnetic closure device according to an embodiment of the present invention.
• FIGS. 23 and 24 are sectional views respectively of a permanent magnet assembly and a ferromagnetic part of the magnetic closure device of the belt of Figure 22a;
• FIGS. 25a and 25b are sectional views of another embodiment of a permanent magnet assembly of a magnetic closure device according to the present invention, respectively before and after assembly;
• Figs 26a to 26c are sectional views of a magnetic closure device according to another embodiment of the present invention.
• a magnetic closure device will be described in several embodiments referring to a leather type clothing belt.
• such a magnetic closure device can be set up in any type of vestib eral accessories or articles having the appropriate characteristics, namely two flaps of a certain length which are to be closed and whose size is intended to be set.
• Such a magnetic closure device can also be fixed in any type of material supporting other than leather.
• FIGS. 1a, 1b, 2 there is observed a magnetic closure device according to the invention placed on a belt 1.
• this magnetic closure device comprises several elements fixed in specific number, along the length and with a predefined spacing on the two opposite faces of the belt, starting from each of the opposite ends of the belt 1 on the faces. opposite, so as to cooperate during closure of the belt 1.
• One of the first elements fixed in specific number is a set with permanent magnetization.
• this permanently magnetized assembly comprises at least, on the one hand, a permanent magnet 13 and, on the other hand, a receptacle 16 (only shown in FIGS. 1a and 1b) open intended to house said magnet 13, which will be more specifically described with reference to Figures 3 and 4 in particular.
• the magnet 13 is a permanent flat magnet, of neodymium (rare earth) type.
• the receptacles 16 are preferably in ferromagnetic material.
• the receptacles 16 are machined according to the size and shape of the magnets 13 chosen, so as to form a second skin around the magnets 13.
• the magnets 13 once fixed within the receptacles 16 corresponding no longer have any mobility and only one of the faces of the magnets 13 remains free and apparent, the magnets 13 flush with the receptacle 16 open side.
• Such a receptacle 16 is intended to protect the associated magnet 13 from shocks by maintaining it but also to serve as a fastener on the belt 1 and to increase the attractive force (magnetic force) open side and to cut the bottom side of the receptacle 16, thus allowing the use of magnets 13 thinner while maintaining a significant magnetic force.
• the desired attractive force is dependent on the nature of the magnets 13 used, the dimensions of the receptacle 16, for example the thickness and material of the latter. Regarding the thickness of the bottom of the receptacle 16, it therefore varies according to the magnetization desired for the magnet 13 open side, while remaining able to cut the bottom side.
• the latter is made of pure iron material, this in order to generate a better attraction of the magnet 13 open side relative to an alloy.
• the permanent magnet assembly it is also possible to provide an element (not shown in FIGS. 1a, 1b and 2) of non-magnetic material of a shape complementary to that of the receptacle 16 and of dimensions adapted (wider and thinner) to be fixed behind the receptacles 16 on the face of the leather opposite to that receiving the magnet 13.
• This non-magnetic element can serve as attachment to the receptacles 16 and can cut the remaining magnetization that may be present.
• This non-magnetic element will be described more specifically in relation to FIGS. 3 and 4, in particular. But it can take other forms depending on the achievements.
• ferromagnetic elements 17 other elements that can be fixed in a specific number on one and / or the other of the faces of the belt 1 are ferromagnetic elements 17.
• the receptacles 16 provided with magnets 13 and the ferromagnetic elements 17 are respectively fixed in holes 5.7 previously made in the inner leather of the belt 1, not yet covered with the finished leather that will be taken as a base.
• the holes 5 to receive the receptacles 16 provided with magnets 13 can pass entirely through said leather, the receptacles being higher than the ferromagnetic elements 17.
• FIGS. 1a and 1b starting from a first end 2 and a first face of the belt 1, which we will call the inner face of the latter, over a predefined length, on the part that falls back on the other opposite face of the belt 1, and leaving a small margin 4 (which is not mandatory), several receptacles 16 provided with magnets 13, for example here four, are centered and fixed next to the others in holes 5, in the direction of the length of the belt 1 and respecting the same spacing 6 from center to center between two adjacent receptacles 16.
• the magnets 13 are fixed in the receptacles 16 in a suitable manner with the same direction of polarity.
• a non-magnetic element 14 is then fixed behind each receptacle 16 in the leather by the other face.
• more than 16 ferromagnetic parts are fixed in holes 7 with a spacing 6 identical to that of the receptacles 16 provided with magnets 13.
• the number of receptacles 16 provided with magnets 13 is proportional to the number of ferromagnetic elements 17 on one and the same face.
• a ferromagnetic element 17 is provided for each magnet 13 of one face which is not connected to a magnet 13 of the other face according to the different closures provided by the magnetic closure device.
• the number of receptacles 16 or ferromagnetic elements 17 is not fixed but remains proportional to the length of the adjustment of the size of the desired belt 1, the number of possible size settings being equal to the number of ferromagnetic elements 17 plus one unit on one side of the belt 1.
• number of possible size adjustments means the size adjustments benefiting from all the aspects for which the system is intended, namely that when closing the ends of the belt are held magnetically, that the magnets 13 on one side are always connected with a magnet 13 of the opposite face or ferromagnetic element 17 and that the closure and the withdrawal are simplified.
• the center-to-center spacing is identical between each piece (receptacle 16 and ferromagnetic element 17) and the disposition is identical on each of the opposite faces of the belt 1.
• the number of receptacles 16 provided with magnets 13 and with ferromagnetic elements 17 is identical on each of the opposite faces of the belt 1.
• ferromagnetic elements 17 and / or permanently magnetized assemblies and more particularly receptacles 16 provided with permanent magnets 13 are arranged longitudinally in order to cooperate with receptacles 16 and associated magnets 13 and / or ferromagnetic elements 17 of the other face, whatever the position of adjustment of the two opposite opposite sides of the belt.
• the magnets 13 placed on this outer face have an inverted polarity with respect to the magnets 13 of the other face. opposite, in order to generate an attraction when closing the belt 1.
• the magnets 13 are fixed in the receptacles 16 so as to have all the same polarity on the same face and polarities opposite from one side to the other of the belt 1.
• the other constituent parts of the magnetic closure device corresponding to the chosen tightening also engage, thus giving several attachment points, one side of the belt 1 then being fixed on the other face thereof.
• the magnets 13 and / or ferromagnetic elements 17 of each face are thus arranged so that by superimposing the opposite ends of two opposite faces of the belt 1 on one another, several positions are obtained. Adjust of the two faces relative to the positioning of these magnets 13 and of these ferromagnetic elements 17 representing several possible tightenings of the belt 1, each magnet 13 of a face applying to a magnet 13 and / or a ferromagnetic element 17 of the other face in each of the adjustment positions.
• the wider tightening of the belt 1, that is to say the first closed position, is achieved when all the receptacles 16 provided with magnets 13 on one side are connected to all the receptacles 16 provided with magnets 13 on the other side.
• the tighter position corresponds to a position in which all the parts of one face are connected with all of them on the other side, whether it be a magnet 13 or a ferromagnetic element 17 .
• Figure 2 shows a setting position with six closing points.
• all the receptacles 16 provided with magnets 13 are always connected either with other receptacles 16 provided with magnets 13, or with ferromagnetic parts 17 of the opposite face.
• one of the advantages of this embodiment with proportional relation of the number of receptacles 1 6 provided with magnets 1 3 and ferromagnetic elements 17 on the same face and identical from one face to the other, is that the device magnetic closure allows the clothing accessory on which it is set to become reversible, closing as well on the left as on the right, without any manipulation of the magnetic closure device.
• the holding force being less of a magnet 13 on a ferromagnetic part 17 than of a magnet 13 against a magnet 13, and knowing that when one advances a tightening the magnetic closure device, one loses a cooperation of a magnet with a magnet of the opposite face, to fill this lack, one gains a closing point additional magnet 13 on element ferromagnetic 17 relative to the previous tightening, as previously described.
• a magnetic closure device comprising only ferromagnetic elements 17 on one face of the belt 1 by eliminating any permanently magnetized assembly, in particular any receptacle 16 provided with a magnet 13 of this face or Conversely.
• each permanently magnetized assembly and, more particularly, the receptacles 16, the magnets 13 and associated non-magnetic elements as well as each ferromagnetic element 17 may be fixed by any known means of attachment to each other and to the belt 1.
• Non-limiting examples of fixing include screwing, riveting or gluing. They can also be machined with an integrated fastening system.
• the fasteners are preferably non-magnetic so as not to conduct a magnetization to the outside of the magnetic closure device.
• a closure device according to the invention may be apparent on a finishing leather 8, namely in particular the receptacles 16 provided with magnets 13 and the ferromagnetic parts 17 are then apparent on the finish leather 8.
• this device can also be covered with said finishing leather 8 of the belt 1.
• This leather finish that must be flexible, thin and strong. Stitching 20 can then be made around the receptacles 16 or reinforcing their support and giving an external visual indication, as illustrated in Figure 1b in particular.
• the receptacles 16 provided with magnets 13 and / or the ferromagnetic elements 17 can be visible or hidden, independently of one another and on one and the same face;
• the fixing means can be visible or hidden. They can also be sheathed or covered with material so as to be slightly visible under the material.
• the ferromagnetic elements 17 and the permanently magnetized assemblies and, more particularly, the receptacles 16 provided with magnets 13 can be put into place in the belt in blind or through holes.
• the ferromagnetic elements 17, the magnets 13, the receptacles 16, the fasteners, and more particularly, the flat ferromagnetic elements may have distinctive signs: decorative color engraving.
• this cylindrical shape is not limiting and may vary according to the desired aesthetic.
• FIGS. 1a, 1b and 2 there is a first embodiment of a magnetic closure device covered with finishing leather 8 that may comprise permanently magnetized assemblies and ferromagnetic elements hidden under said leather 8 such that illustrated in Figures 3 to 5 in a first embodiment.
• each receptacle 16 intended to receive a continuous runner 1 3 is fixed in one of the holes 5 previously made in the inner leather of the belt 1 not yet covered with leather trim 8 according to a specific arrangement as described above in connection with Figures 1a, 1b and 2, in particular on the part brought to close on the other, starting from the end 2 of the belt 1 and leaving a small margin 4.
• This hole 5 can pass entirely through the leather of the belt 1 according to the thickness of said receptacles 16.
• each receptacle 16 is glued in the corresponding hole.
• Each hole 5 has a diameter and a depth equal to those of the corresponding receptacle 16.
• This cylindrical receptacle 16 comprises a bottom 10 at one end and is open at the other end, this making it possible to define a housing intended to receive the magnet 13.
• the dimensions of the housing are adapted to receive the corresponding magnet 13.
• the apparent face of the associated magnet 13 arrives flush with the open side of the receptacle 16.
• the magnets 13 are fixed in the corresponding receptacles 16 in a suitable manner with the same direction of polarity on the same face and an opposite polarity from one face to the other.
• the receptacles 16 may be provided with small fasteners or fasteners 12 on their external circumferences such as pins, for example, intended to be fixed in the leather 1.
• Each receptacle 16 may also comprise a peripheral edge or return 1 1 intended to rest on the face of the leather corresponding to the apparent face of the magnet 13.
• a non-magnetic material element 14 of complementary shape to that of the receptacle 16 and of dimensions adapted to be fixed behind the corresponding receptacle 16 on the face opposite the magnet 13, their base being fixed on the bottom 10 of the receptacle 16.
• the non-magnetic elements 14 are glued to the corresponding receptacle 16 by passing on the side of the hole opposite the magnet 13
• This element 14 also cylindrical has a general U-shaped section and is thinner and wider than the corresponding receptacle 16. The receptacles 16 are then held by the nonmagnetic elements 14 on one side of the hole 5 and start their own edge on the other side of the hole 5.
• each ferromagnetic element 17 is fixed in one of the holes 7 previously made in the inner leather 1 of the belt not yet covered with finishing leather 8 according to a specific arrangement. as described previously with reference to FIGS. 1a, 1b and 2, namely in particular in the continuity of the holes of the receptacles 16, still with the same spacing 6, which are less deep because of the smaller thickness of the ferromagnetic elements 17 but allowing their total insertion into the leather.
• the parts, whether the receptacles 16 or the ferromagnetic elements 17, may have different size characteristics on the same device, the holes are made according to these differences and allow here for example, the insertion in the leather of the different pieces.
• Each ferromagnetic element 17 is in the form of a flat cylinder of generally T-shaped section.
• the foot of T forms a fixation hollow base 21 of the ferromagnetic element adapted to cooperate with fastening means 19 placed on the opposite face of the leather 1 is by the back of the hole, closed side of the hole 7.
• the base of the T is adapted to receive these fixing means 19 of the stud type and fix the rod of the latter.
• These fastening means 19 also comprise a head or flange intended to rest on the face of the closed side leather of the hole 7 while the ferromagnetic cylinder 17 comprises, meanwhile, a peripheral shoulder 18 adapted to rest on the side of the leather side. open hole 7.
• the assembly is covered with the finishing leather 8 which is either glued or sewn on the leather on either side of the belt 1.
• Topstitching 20 may be made around the receptacles 16 provided with magnets 13 and ferromagnetic elements 17 further consolidating the assembly and giving a visual indication.
• FIG. 7b the receptacle 16 provided with a magnet 13 of FIG. 3a is placed in a blind hole 5 of suitable shape and size.
• the pins 12 of the receptacle 16 have also been removed.
• Figure 7c is identical to Figure 7c including the following differences.
• the hole 1 of the belt 1 into which the receptacle 16 is inserted is through and the peripheral return 11 of the receptacle is eliminated.
• Figs res 6a to 6c, q uant to them, represent alternative embodiments of the ferromagnetic element 17 shown in Figures 4 and 5.
• the ferromagnetic element 17 comprises a recess 53 on the opposite face of the fastening pin 19 intended to cooperate with this stud previously described.
• the ferromagnetic element 17 is a solid flat cylinder whose shape and dimensions are adapted so that it fits into a blind hole through leather 1 respectively before any coating of the leather of finish 8 on both sides of the leather 1. Any fastener 19 is removed, the maintenance being obtained thanks to the covering by the finishing leather 8.
• FIGS. 8 to 10 there is a second embodiment of a magnetic closure device in which the receptacles 16 provided with magnets 13 and the ferromagnetic elements 17 are visible.
• Holes 5, 7 are made respecting the same arrangement in the leather 1 as those of the embodiment of FIGS. 1a and 1b.
• the arrangement in the holes 5.7 of the belt may also be identical to that of the embodiment of Figures 1a and 1b with a similar number of magnets 13 and ferromagnetic elements 17 or not.
• the receptacle 16 is identical to that of Figure 3a except for the following differences.
• the containers 16 in the form of cylinders open at one end and comprising a bottom 10 are machined with edges open side and a hole 22 passing through their bottom 10 just like the magnets 13 which are housed therein whose hole is designated by the reference 23.
• these holes 22, 23 may be bevelled, in order to facilitate the introduction of fasteners of the type of screwing means (screws) 24 adapted to cooperate with said holes.
• the non-magnetic parts 14 are, in turn, machined with a hole 25, but only over part of their thickness that is to say that it does not cross their bottom or base.
• the receptacles 16 are then superimposed in the corresponding holes 5, their bottoms 10 being fixed preferably by gluing in the corresponding non-magnetic elements 14 and their pin-type fasteners 12 inserted in the leather 1.
• the magnets 12 take place in the receptacles 16 respecting the same polarity as above with reference to Figures 1a, 1b and 2.
• the screw-type screw-fastening means 24 together secure the magnet 13, the dedicated receptacle 16 and the corresponding non-magnetic part 14 by entering through the hole of the magnet 13, passing through the hole 22 of the receptacle 16 and ending their stroke in the blind hole 25 of the non-magnetic element 14.
• This embodiment offers more support, because there is direct contact between the different parts during closure, and a different aestheticism, because the device is apparent.
• the ferromagnetic elements 17 illustrated in FIGS. 10a and 10b are identical to those described with reference to FIGS. 4a and 4b, with the difference that the thinning section 8 is interposed between the ferromagnetic element. 17 and the leather of the belt 1.
• the magnetic closure device is apparent and the fasteners, namely the stud 19 and the non-magnetic element 14 are hidden under the finishing leather 8.
• FIGS. 9a and 9b Alternative embodiments of the permanently magnetized assemblies illustrated in FIGS. 9a and 9b are illustrated in FIGS. 12a to 12e.
• the receptacle 16 provided with a magnet 13 is identical to that of FIG. 9a, with the exception, in particular, of the following differences, namely that the pins 12 are eliminated and the hole 22 is not beveled.
• non-ferromagnetic element 14 it no longer has a U-shaped section but T and comprises a non-through recess 54 at its center for receiving the screwing means 24.
• the foot of the T has, moreover, a complementary width that of the hole 7 in the leather 1 of the belt so that it is inserted so that the bar of the T does not rest on the face of the cu cu corresponding, as shown in Figure 13a.
• the non-ferromagnetic element 14 is always hidden under the finishing leather 8.
• the receptacle 16 is identical to that of Figure 9a with the exception of the following differences. It no longer includes pins 12 and has a lower height.
• the magnet is full, without a central hole 23.
• FIG. 12c the receptacle 16 is identical to that of FIG. 9a, with the exception in particular of the following differences. It does not include pimples 12 nor return 1 1.
• the receptacle 16, the magnet 13 and the non-magnetic element 14 are similar to those of FIG. 12a except for the following differences: they are solid without orifices, the screwing means 24 being eliminated. Furthermore, the finishing leather 8 on either side of the hole 5 is pierced with a hole of dimensions similar to the hole 5 of the inner leather 1.
• the receptacle 16 is identical to that of FIG. 9a with the exception, in particular, of the following differences, namely that it no longer has a hole 22, that the studs 12 have been removed and that it is machined. with an identical hollow base fixing of the hollow base 21 of the ferromagnetic part 16 of FIG. 4a.
• non-magnetic element 14 it is here represented in the form of a screw with a head and a rod.
• FIGS. 10a and 10b variant embodiments of the ferromagnetic elements 17 illustrated in FIGS. 10a and 10b are illustrated in FIGS. 11a to 11c.
• the hollow base fastener 21 is replaced by a recess 54 of shape and dimensions adapted to receive the fastening type stud 19.
• the shoulder 18 may or may not be removed.
• the hole 7 intended to receive the ferromagnetic element 17 may be through or blind.
• Figures 1 1b and 13b they are similar to Figure 1 1 with the difference that the stud 19 is no longer covered with the finishing leather 8 but is apparent.
• the magnetic closure device comprises receptacles 16 provided with visible magnets 13 and ferromagnetic parts 17 hidden under the finishing leather 8.
• through or blind holes are made and adapted to allow the placing of the ferromagnetic parts 17 under the finishing leather 8, these parts 17 then being inserted or fixed in the holes and the assembly being covered a finishing material.
• These ferromagnetic parts 17 preferably have a maximum height equal to that of the material in which they fit.
• the fasteners may also be apparent. They can then be used to affix a brand or model depending on the clothing accessory.
• This embodiment offers a very discreet closure.
• FIGS. 14 to 18 there is a fourth embodiment of a magnetic closure device in which permanently magnetized assemblies and more particularly the receptacles 27 of such a set of one face are adapted to fit in receptacles 29 permanently magnetized assemblies of the opposite face.
• this magnetic closure device comprises on one of the faces several, for example, three receptacles 27 provided with magnets 13 and on the opposite face, several receptacles 29 provided with magnets 13 of different sizes, seven for example. They can also be of different shape if necessary.
• the receptacles 27 are fixed in the holes 7 of a so-called upper part of the belt while the receptacles 29 are fixed in the holes 5 at the opposite end on the opposite face, said part. lower of the belt 1.
• the diameter of the receptacles 27, 29 is different from one face to the other.
• the receptacles 27 of the upper part enter slightly into the receptacles 29 of the opposite lower part, which form a stop with their higher peripheral edges.
• the number of receptacles 29 of the lower part varies according to the length of adjustment of the expected size, but must always be greater than those of the other opposite face, namely the upper part.
• the receptacle 29, the magnet 13 which is housed therein, the screw-type screwing means 24 and the non-magnetic element 14 placed behind the receptacle 29 are similar to those described with reference to Figure 9a.
• the receptacle 29 is a receptacle in the form of a hollow ferromagnetic cylinder, machined with a through-hole 22.
• the magnet 13 takes place in the receptacle
• receptacles 27 of the opposite face of the belt 1 illustrated in FIGS. 1 5a, 1 7a and 1b, they are in the form of hollow ferromagnetic cylinders, with a bottom, without an edge. falling back on the leather, machined with a through hole 22 in the same bottom and provided with a fastening system or nonmagnetic fastener 24.
• the depth of the holes is calculated so as to let the receptacles 27 and the magnets 13 housed protrude slightly protruding from the belt 1.
• the overtaking must be equal to the height of the edges of the receptacles 29.
• the dimensions and, more precisely, the diameter of the magnets 13 is equal to the inside diameter of the corresponding receptacles 27, 29 in which they will be fixed, but they will have a similar thickness.
• the projection must thus correspond to the height of the edges of the receptacles 29, the receptacles 29 being higher than the receptacles 27 but receiving a magnet of the same thickness.
• non-magnetic element intended to cooperate with the receptacle 27 it takes the form of a stud 26 inserted behind the corresponding hole 5 and hidden under the finishing leather 8 whose hollow rod is adapted to receive the screwing means of screw type 24.
• the magnets 13 are fixed in their receptacles 27, 29 and always according to the appropriate polarities on the corresponding face.
• the receptacles 29 are preferably affixed in the corresponding holes 5 of the belt 1 and on the other side the receptacles 27 are placed in the holes 7 and glued to the corresponding non-magnetic elements and their fasteners 12 inserted in the leather. .
• the assembly is covered with the finishing material 8 which is read slightly at the holes 5, 7.
• the receptacles 27 of the upper part lightly enter the receptacles 29 of the lower part, which form a stop with their edges of larger dimensions.
• peripheral edges of these receptacles 29 may be non-magnetic, in this non-limiting example of the present invention.
• the receptacles 27 of the upper part must always be connected, while the receptacles 29 of the lower part left free after the closure of the desired size are covered with a flat cylinder 31 having a non-magnetic upper portion 33 and a lower portion.
• ferromagnetic, 32 so as to remain in place on the receptacles 29 the issues li bres and close the magnetic fields.
• the attachment is magnetic from the deposit of the cylinder 31 on the face of the receptacles 29 containing the magnet 13.
• These flat cylinders 31 are removable, can be delivered or removed at will during changes in size, for example.
• FIG. 9a illustrates an alternative embodiment of the permanently magnetized assemblies 27 of FIGS. 15a and 15b intended to be received in a receptacle on a lower face of the belt 1.
• FIGS. 19b to 19d illustrate alternative embodiments of the permanent magnet assemblies of FIGS. 16a and 16b intended to receive the receptacles 27 provided with magnets 13.
• the screwing means (screws) 24 are interposed between the magnet 13 and the receptacle 29.
• peripheral edges 30 and pin-type fasteners 12 of the receptacle 29 are removed.
• non-magnetic element 14 hidden under the finishing leather 8 here has the shape of a stud whose hollow rod is adapted to receive the screwing means 24.
• the removable cylinders 31 can be replaced by ferromagnetic elements fixed on both sides of the belt in an appropriate manner.
• Figures 20a to 20c illustrate non-limiting examples of such ferromagnetic elements 17. These variants may be used in combination with any variant of the receptacles 27 or 29, as illustrated by the assemblies of Figs. 21a and 21b.
• the ferromagnetic element of FIG. 20a is identical to that described with reference to FIG. 11b, with the exception that the returns 1 1 resting on one face of the belt are removed and the stud 19 is hidden under the finishing leather8.
• FIG. 20b the bolt 14 is visible and the ferromagnetic element 17 similar to that of FIG. 20a is inserted into a blind hole 7.
• the ferromagnetic element 17 is visible and of U-shaped cross-section having at its periphery returns 51 intended to rest on the finishing leather 8.
• the receptacles 27 provided with magnets 13 as well as the ferromagnetic elements 17 of one face are projecting and have a shape and dimensions adapted to cooperate with the other receptacles 27 and / or ferromagnetic elements 17de said other face.
• a receptacle 29 provided with a magnet 13, on one of the faces has characteristics capable of allowing the insertion of the receptacles 27 provided with magnet 13 of the other face, said receptacle 29 will be fixed in the hole for the receptacle farthest from the end of the chosen face, just before the ferromagnetic parts 17.
• the said receptacle 29 will not be in contact than with the receptacles 27 on the other side.
• the ferromagnetic elements 17 may have dimensions greater than that of the receptacles.
• the magnetic closure device comprises, here, two receptacles 29 more than ferromagnetic parts 17, the two receptacles 27 farthest from the free end of one of the faces, the two receptacles 27 closest to the ferromagnetic parts 17 are adapted to allow the inserting the receptacles protruding from the opposite face apart from said receptacle present on each of the faces.
• the number of possible size setting positions is always equal to the number of ferromagnetic parts of a face plus one unit.
• FIGS. 22a to 24 there is a fifth embodiment of a closure device according to the present invention.
• This device is applied to a loop belt.
• a loop belt comprises a pin or fixed pin for passing through one of the holes 34 or waist adjustment eyelets whose opposite end is provided, this end being intended to be applied above or below the end provided with the loop.
• a magnetic closure device in such an application is adapted to magnetically fix the free end of the leather of the belt, once it has passed into the buckle and the belt has been closed.
• At least one permanently magnetized assembly 28 (and more particularly a receptacle 27 provided with the associated magnet 13 as illustrated in FIGS. 23 and 24) is fixed on one face of the belt (inside face) at the free end 2 of the belt opposite to the buckle, end 2 which has been passed in the buckle of the belt, beyond the various holes 34 for adjusting the size of the belt.
• the open portion of the receptacles 16 provided with magnets 13 is positioned so as to cooperate with the other parts.
• This margin 4 has a length equivalent to the arrival of the opposite end 2 on the face of the end 3, once passed through the loop in the first hole 34 for adjusting the size.
• the spacing 6 between the flat ferromagnetic parts 17 is equal to the spacing 6 between the size adjustment holes 34 so that the magnet 13 of the permanent magnet assembly can magnetically be applied to a ferromagnetic element 17 whatever the hole 34 used to obtain a magnetic hold of the end 2 of the belt or accessory once passed in the loop and whatever the nature of it.
• the center of the first ferromagnetic part 17, namely the closest to the loop, is defined by determining the distance between the center of the receptacle 27 and the center of the first hole 34 for adjusting the size of the other face, namely closest to the end.
• This distance is transferred to the other side from the arrival of the ard ilon on the loop, or picot following the nature of the loop. This distance corresponds to the arrival of the magnet 13 present on the other face and other end, once passed in the loop and in the first hole 34 of size adjustment.
• the ferromagnetic parts 17 may have dimensions greater than the receptacle 1 of the permanent magnet assembly.
• a greater number of ferromagnetic parts 17 than height adjustment holes 34 can be put in place on the corresponding face of the belt, this allowing the user to be able to add holes and keep the functions of the magnetic closure device.
• the loop itself will preferably be non-magnetic so as not to interfere with the passage of the end having the magnet 1 3 of the permanent magnet assembly.
• Such a device has the advantage of maintaining by magnetism the ends of the belt once the latter passed in the loop without resorting to the loop, as more particularly illustrated in Figures 22a and 22b.
• the magnets 13 of the permanent magnet assemblies 28 are always connected to a ferromagnetic element 17 thus leaving no external magnetization, the open magnetic fields can not damage the devices. nor be troublesome for the user.
• this magnetic closure device can be visible or hidden under the finishing leather 8.
• the present invention relates to a permanent embodiment of a permanent magnet assembly and a ferromagnetic element, more particularly to FIGS. 23 and 24.
• the ferromagnetic element 17 of cylindrical and flat shape is identical to that described with reference to FIG. 10a with the difference that it does not comprise a shoulder 18.
• the inner leather 1 does not include a hole nor blind or through.
• the ferromagnetic element 17 and their non-magnetic stud-type attachment 19 are apparent.
• the ferromagnetic receptacles 27, intended to hold a neodymium-type magnet 13, are machined with or without an edge, as illustrated in this figure and provided with a hole 22 passing through its bottom.
• This receptacle 27 is fixed on the end of the piece of leather in a hole previously made in the inner leather 1.
• the permanently magnetized assemblies 28 are identical to those described with reference to FIG. 15, with the exception in particular of the following differences.
• the magnet is solid without a hole and the screw-type fastener 24 is interposed between the magnet 13 and the receptacle 2.
• certain embodiments may, more particularly and in a nonlimiting manner, provide permanently magnetized assemblies such as those illustrated by reference to FIGS. 1 2c and 1 2d and / or FIGS. Ferromagnetic elements 17 such as those illustrated in FIGS. 6c, 11b and 11c.
• a magnetic closure device may comprise a permanent magnet assembly 40 comprising a double receptacle adapted to receive a magnet 13.
• a first receptacle 41 of U-section is adapted to receive the magnet 13 and a second receptacle 42 is, in turn, of shape and dimensions adapted to accommodate the first receptacle 41.
• the first receptacle 41 is of ferromagnetic material while the second 42 is of non-magnetic material, so as to obtain even more precise positioning of magnets on a magnet during closure.
• finishing leather 8 of the belt 1 is pierced with a hole adapted for a hollow rod 43 adapted to cooperate with a non-magnetic element 14 stud-type placed on the other side of the belt and receive it can cross the belt 1.
• FIGS. 26a to 26c another embodiment of permanently magnetized assemblies of a closure device according to the present invention can be observed that can be mounted on each of the two faces of the belt 1.
• first permanent magnetization assembly 50 adapted to cooperate with a second permanent magnetization assembly 60, each of these permanent magnetization assemblies 50, 60 comprising, respectively, a permanent magnet 13 fixed so as to present the same pole on their apparent face are arranged so as to attract each other.
• each comprise a receptacle 51, 61 adapted to house the corresponding magnet 13 and having at least one ferromagnetic part that is adapted to cooperate with the magnet 13 of the opposite receptacle of the permanent magnetization assembly facing each other.
• Said receptacles 51, 61 are preferably ferromagnetic.
• receptacles 51, 61 are machined according to the magnet 13 they support but also according to the magnet 13 of the receptacle 61, 51 opposite with which they will cooperate.
• These permanent magnetization assemblies 50, 60 are apparent and, preferably, the magnets 13 of said permanent magnet assemblies are fixed on the belt so as to have all the same polarity on their apparent face.
• the magnets 1 3 of the first and second permanent magnetization assemblies 50, 60 are respectively cylindrical and in the form of a ring or ring 62.
• Said magnets 13, 62 preferably have an identical height and are both magnets with axial magnetization.
• one of the two magnets here the ring 62, must have a central orifice through a diameter adapted to receive the magnet 13 of the first set of permanent magnetization 50, namely slightly higher to the outside diameter of the magnet 13 opposite.
• the first permanently magnetized assembly 50 comprises, thus, a ferromagnetic section receptacle 51 general T-shaped, on which rests a magnet 13 having, in a non-limiting example, its north polarity on its apparent face
• This receptacle 51 has at the base of the T u axial extension intended to fit into the leather of the belt.
• Said base may be hollow or solid so as to cooperate with the desired fastening system.
• the magnet 13 once fixed does not take the entire area of the receptacle 51 present at its base, the portion of this area exceeding beyond the outer diameter of said magnet being equal to or greater than the outside diameter of the ring 62 of the second set to permanent magnetization 60
• this assembly comprises a paramagnetic element 52 adapted to extend on the outer periphery of the magnet 13
• the magnet 13 has a cylinder shape and the paramagnetic element 52 has a ring shape encircling the magnet 13.
• This paramagnetic element 52 is intended to protect the magnets 13 and to allow them to retain their dimensions.
• the diameter of the paramagnetic element 52 is much smaller than the diameter of the ferromagnetic receptacle 51.
• the latter comprises a ferromagnetic receptacle 61 of generally U-shaped, with at the base of the U an axial extension intended to fit into the leather of the belt.
• Said base will also be machined according to the chosen fastening system.
• the branches of U form the peripheral edge of the receptacle 61.
• magnet 62 of general shape of ring having the same direction of polarity as that of the first set 50, a north polarity on its apparent face.
• a paramagnetic element 63 In the central through orifice of the ring 62 is mounted a paramagnetic element 63, itself in the form of a ring.
• the internal diameter of the paramagnetic element 63 is adapted (greater than) to the external diameter of the paramagnetic ring 52 fixed around the magnet 13 of the first permanent magnetization assembly 50 so that the latter can be inserted and be guided in the second set of permanent magnetization 60.
• the height of the paramagnetic elements 52, 63 is equal to the height, respectively of the magnets 13 and 62 of the permanently magnetized assemblies 50, 60.
• the magnets 13, 62 preferably have the same height, and that they present in this embodiment an identical height, it is the same for the paramagnetic elements.
• the poles present on the outer diameter of the magnetic ring 62 do not take into account, in fact, their magnetic field being cut by the ferromagnetic edges of the receptacle 61.
• the poles present on the thickness of the outer diameter of the magnet 13 of the first set 50 are attracted by the opposite poles present on the thickness of the inner diameter of the magnetic ring 62 of the second set 60.
• the magnet 13 of the first permanent magnet assembly 50 is attracted by the free ferromagnetic surface of the receptacle 61 of the second permanent magnet assembly 60 and, conversely, the magnet ring 62 of the second together to Permanent magnetization 60 is attracted by the external free surface facing the receptacle 51 of the first one in sem bl ed permanent ma ntation 50.
• the cooperation of the first and the second set of permanent magnetization 50, 60 makes it possible to eliminate any external help, if it is not to bring them together, to insert and center one of the sets on the second.
• the permanent magnetization assemblies 50, 60 are maintained vertically and on their periphery.
• each of the magnets is connected and surrounded by a ferromagnetic material.
• the magnets of the two permanently magnetized assemblies 50, 60 have dimensions so as to never be set back relative to the height of the corresponding receptacle.
• the receptacles 51 provided with cylindrical magnets 13 are fixed on one face, while the receptacles 61 provided with the magnetic rings 62 are fixed on the other face.
• the permanently magnetized assemblies 50, 60 are complementary and will therefore each be fixed on opposite sides of the belt or accessory.
• these embodiments may have other shapes with preferably magnets having complementary shapes for insertion, and at least one of the two magnets having a through hole for insertion of the other magnet of the assembly.
• the magnet with the through hole will preferably have faces, ie, its outer diameter minus its inside diameter, at least equal to its thickness.
• FIGS. 26b and 26c Other alternative embodiments of the first and second permanently magnetized assemblies 50, 60 are illustrated in FIGS. 26b and 26c.
• Figure 26b is identical to Figure 26a with the exception of the following differences.
• the receptacle 51 of the first permanent magnet assembly 50 is different.
• the latter is of non-magnetic material, is paramagnetic and has a T-shape with a peripheral edge 53 projecting from the T bar extended by a return 54.
• This receptacle is also associated with a ferromagnetic element
• this element mounted in the concavity of the receptacle, this element having a shape and dimensions adapted to this concavity.
• This element 55 is interposed between the receptacle 51 and the magnet 13.
• Figure 26c is identical to Figure 26a with the exception of the following differences.
• the receptacle 61 of the second set of permanent magnetization comprises a central disc projecting from the bottom of the receptacle 64 on which the magnet 13 of the first set 50 is intended to rest.
• the diameter of the magnet 13 is adapted to that of the disk 64 projecting from the second assembly 60.
• the paramagnetic element 52 has a general shape of inverted L, one of the bars of the L coming to rest in the concavity of the receptacle 50 left free between the paramagnetic element 52 and a peripheral edge 53 of the receptacle 51, this edge being extended as in FIG. 26b by a return 54 intended to rest on the magnetized ring 62 of the second set 60.
• a magnetic closure device to provide a series of adjustment positions of the size of the clothing accessory on which it is implemented while meeting the requirements for security people and devices in the periphery of the accessory, this ensuring that the magnetic closure device operates in closed magnetic circuit.

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• Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
• Magnetic Treatment Devices (AREA)
• Sewing Machines And Sewing (AREA)

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• 2009
  • 2009-10-23 FR FR0905109A patent/FR2951617B1/fr not_active Expired - Fee Related
• 2010
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  • 2010-10-25 EP EP10787845.6A patent/EP2490560B9/de active Active
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  • 2010-10-25 WO PCT/FR2010/052281 patent/WO2011048344A1/fr active Application Filing
• 2011
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