Folded sheet product

Abstract

The present invention discloses a folded sheet product comprising a folded sheet having a first set of folds and a blister strip attached to a segment of said sheet. A stiff portion may be provided at a corner segment of the sheet.

1 . A folded sheet product comprising a folded sheet having a first set, of folds and a blister strip attached to a segment of said sheet.  
     
     
         2 . A folded sheet product according to  claim 1 , in which the blister strip is located at or near a corner segment of the sheet.  
     
     
         3 . A folded sheet product according to  claim 1  or  claim 2 , in which the blister strip is attached to a segment of the sheet.  
     
     
         4 . A folded sheet product according to  claim 3 , in which the blister strip is attached to a segment by an adhesive.  
     
     
         5 . A folded sheet product according to  claim 3  or  claim 4 , in which the blister strip comprises a cover sheet and a substrate, and thee substrates of the blister strip is attached to the folded sheet.  
     
     
         6 . A folded sheet product according to  claim 3  or  claim 4 , in which the substrate of the blister strip is provided by a segment of the sheet.  
     
     
         7 . A folded sheet product according to any one of  claims 3  to  6 , in which the segment of the sheet to which the blister strip is attached comprises perforations.  
     
     
         8 . A folded sheet product according to any one of  claims 3  to  9 , in which the perforations correspond in location with the opening(s) of the indentation(s) of the cover sheet of the blister strip.  
     
     
         9 . A folded sheet product according to  claim 8  or  claim 9 , in which the perforations may be substantially X shaped.  
     
     
         10 . A folded sheet product according to any one of  claims 3  to  9 , in which the segment of the sheet to which the blister strip is attached comprises one or more cut out sections.  
     
     
         11 . A folded sheet product according to  claim 10 , in which one or more cut out sections correspond in location with the opening(s) of the indentation(s) of the cover sheet of the blister strip.  
     
     
         12 . A folded sheet product according to any one of  claims 7  to  11 , in which one or more opening defined by the one or more perforations and/or cut out sections has or have dimensions which correspond substantially with the dimensions of the one or more openings of the indentations of the blister strip.  
     
     
         13 . A folded sheet product according to any one of  claims 7  to  12 , in which a single cut out section and/or perforated region is provided for the or each indentation of the blister strip.  
     
     
         14 . A folded sheet product according to any one of  claims 7  to  12 , in which a single cut out section and/or perforated region is provided for a plurality of indentations of the blister strip.  
     
     
         15 . A folded sheet product according to any preceding claim, in which a folded sheet product in accordance with the present invention further comprises a stiff portion.  
     
     
         16 . A folded sheet product according to  claim 15 , in which the stiff portion is attached to a segment of the folded sheet.  
     
     
         17 . A folded sheet-product according to  claim 15  or  claim 16 , in which the stiff portion is provided by the blister strip.  
     
     
         18 . A folded sheet product according to any one of  claims 15  to  17 , in which the blister strip comprises a cover sheet and a substrate, and the substrate of the blister strip is attached to the stiff portion.  
     
     
         19 . A folded sheet product according to any one of  claims 15  to  19 ,; in which an edge of the stiff portion is attached to an edge of the blister strip.  
     
     
         20 . A folded sheet product according to any one of  claims 15  to  19 , in which the stiff portion is substantially the same size and/or shape as the blister strip.  
     
     
         21 . A folded sheet product according to any one of  claims 15  to  20 , in which the stiff portion and/or the blister strip have a marginal flange extending along a portion of the edge for attachment therebetween.  
     
     
         22 . A folded, sheet product according to  claim 21 , in which the marginal flange extends from the stiff portion and is attached directly to the blister strip.  
     
     
         23 . A folded sheet product according to  claim 21 , in which the marginal flange extends from the stiff portion and the marginal flange of the stiff portion is attached in directly to the blister strip.  
     
     
         24 . A folded sheet product according to  claim 21 , in which the marginal flange extends from the blister strip and is attached directly to the stiff portion.  
     
     
         25 . A folded sheet product according to  claim 21 , in which the marginal flange extends from the blister strip and the marginal flange of the blister strip is attached indirectly to the stiff portion.  
     
     
         26 . A folded sheet product according to any one of  claims 21  to  25 , in which the marginal flange comprises a line of weakness extending along the length thereof to facilitate removal of the blister strip from the stiff portion.  
     
     
         27 . A folded sheet product according to any one of  claims 21  to  27 , in which a fold line is provided between the marginal flange and the edge of the stiff portion and/or the edge of the blister strip from which it extends.  
     
     
         28 . A folded sheet product according to any one of  claims 21  to  27 , in which the marginal flange is an extension of the stiff portion and/or the blister strip.  
     
     
         29 . A folded sheet product according to  claim 28 , in which the marginal flange forms another stiff portion.  
     
     
         30 . A folded-sheet product according to any one of  claims 21  to  27 , in which the marginal flange is provided by a tab which is attached to the edge of the stiff portion and/or the blister strip.  
     
     
         31 . A folded sheet product according to any one of  claims 15  to  30 , in which the blister strip is arranged to lie flat against the stiff portion.  
     
     
         32 . A folded sheet product according to  claim 31 , in which is an edge of the blister strip is attached to an edge of the stiff portion, and one or more of the free edges of the blister strip is fastened to a corresponding edge of the stiff portion by fastening means in order to maintain the blister strip folded against the stiff portion.  
     
     
         33 . A folded sheet product according to  claim 32 , in which the fastening means temporarily fasten the one or more free edges of the blister strip against the stiff portion.  
     
     
         34 . A folded sheet product according to  claim 33 , in which the fastening means is re-usable, so that the blister strip may be unfastened and then refastened in its folded condition against the stiff portion.  
     
     
         35 . A folded sheet product according to  claim 15 , in which the marginal flange comprises a line of weakness to facilitate separation of an edge of the blister strip from the corresponding edge of the stiff portion.  
     
     
         36 . A folded sheet product according to any one of  claims 15  to  35 , in which the blister strip is arranged relative to the stiff portion such that the cover sheet is adjacent the stiff portion or such that the substrate is adjacent the stiff portion.  
     
     
         37 . A folded sheet product according to any one of  claims 15  to  36 , in which the stiff portion is located at or near a corner segment of the sheet.  
     
     
         38 . A folded sheet product according to any one of  claims 15  to  37 , in which a stiff portion and a separate blister strip are located at substantially diagonally opposite corners of the sheet.  
     
     
         39 . A folded sheet product according to any one of  claims 15  to  38 , in which the stiff portion comprises one or more folds dividing the stiff portion into separate stiff portion segments.  
     
     
         40 . A folded sheet product according to  claim 39 , in which the one or more folds is or are parallel to an edge of the stiff portion.  
     
     
         41 . A folded sheet product according to  claim 39  or  claim 40 , in which the stiff portion comprises a plurality of folds, and the plurality are parallel to one another.  
     
     
         42 . A folded sheet product according to  claim 41 , in which the plurality of folds form a spine when folded.  
     
     
         43 . A folded sheet product according to any one of claims.  15  to  42 , in which comprises a second stiff portion.  
     
     
         44 . A folded sheet product according to  claim 43 , in which the second stiff portion is located at or near a corner segment of the sheet.  
     
     
         45 . A folded sheet product according to  claim 44 , in which the second stiff portion is located at a segment of the sheet, which is diagonally opposite the segment at which the first stiff portion is located.  
     
     
         46 . A folded sheet product according to any one of  claims 43  to  45 , in which the second stiff, portion is provided by a second blister strip.  
     
     
         47 . A folded sheet product according to any one of  claims 15  to  46 , in which a stiff portion is provided by a segment of the sheet that has been treated to make it stiffer than the rest of the sheet.  
     
     
         48 . A folded sheet product according to any preceding claim, in which the blister strip provides an outside cover of the sheet when the sheet is in a folded condition.  
     
     
         49 . A folded sheet product according to,  claim 46  or  claim 47 , or  claim 48  when dependent on  claim 46  or  claim 47 , in which comprises two stiff portions, both of the stiff portions provide a cover of the sheet when the sheet is in a folded condition.  
     
     
         50 . A folded sheet product according to  claim 15 , in which a stiff portion may comprise a fold such that a flap-over cover is provided for the folded sheet when in a folded condition.  
     
     
         51 . A folded sheet product according to  claim 50 , in which the cover comprises closure means to maintain the sheet folded.  
     
     
         52 . A folded sheet product according to any preceding claim, in which the first set of folds is a set of concertina folds.  
     
     
         53 . A folded sheet product according to  claim 52 , in which the first set of folds form the folded sheet into a single row of segments.  
     
     
         54 . A folded-sheet product according to  claim 52  or  claim 53 , in which the folded sheet material further comprises a second set of folds, which second set of folds are transverse to said first set of folds when said sheet is in a folded condition.  
     
     
         55 . A folded sheet product according to  claim 54 , in which said second set of folds comprises a set of concertina folds.  
     
     
         56 . A folded sheet product according to  claim 54  or  claim 53 , in which the second set of folds comprises an even number of folds.  
     
     
         57 . A folded sheet product, according to any preceding claim, in which the first set of folds comprises an odd number of folds.  
     
     
         58 . A folded sheet product according to any preceding claim, in which the folded sheet comprises a row of segments and the stiff portion is located at an end segment of the folded sheet.  
     
     
         59 . A folded sheet product according to  claim 54 , in which the stiff portion is suitably located at a corner segment of the folded sheet.  
     
     
         60 . A folded sheet product according to  claim 15 , in which the stiff portion is located at the outside of the sheet when it has been folded.  
     
     
         61 . A folded sheet product according to  claim 15 , in which a stiff portion comprises a first section and a second section for at least partly sandwiching the blister strip between the first section and the second section.  
     
     
         62 . A folded sheet product according to  claim 61 , in which the sections of the stiff portion are of substantially the same size.  
     
     
         63 . A folded sheet product according to  claim 61  or  claim 62 , in which the first section of the stiff portion is at least as large as the segment of the sheet to which it is attached.  
     
     
         64 . A folded sheet product according to any one of  claims 61  to  63 , in which the second section of the stiff portion attaches the blister strip to the first section of the stiff portion.  
     
     
         65 . A folded sheet product according to any one of  claims 61  to  64 , in which the first and second sections are provided by a single element and are separated from one another by means of a fold line.  
     
     
         66 . A folded sheet product according to  claim 15 , in which the folded sheet is attached to one surface of the stiff portion and the blister strip is connected to another surface of the stiff portion.  
     
     
         67 . A folded sheet product according to any one of  claims 61  to  66 , in which the first and second section comprise a first stiff portion, an d the product comprises a second stiff portion to which the folded sheet is attached.  
     
     
         68 . A folded sheet product according to  claim 67 , in which the second stiff portion is attached to the first section of the first stiff portion.  
     
     
         69 . A folded sheet product according to  claim 67 , in which the second stiff portion is attached to the second section of the first stiff portion.  
     
     
         70 . A folded sheet product according to any one of  claims 67  to  69 , in which the second stiff portion is separated from the first stiff portion by a further fold line.  
     
     
         71 . A folded sheet product according to any preceding claim, in which a cover portion is provided to cover the blister pack.  
     
     
         72 . A folded sheet product according to  claim 71 , in which the cover portion comprises a stiff portion.  
     
     
         73 . A folded sheet product according to  claim 71  or  claim 72 , in which the folded sheet is provided at a first stiff portion, the blister pack is provided at a second stiff portion and the cover portion is a third, stiff portion.  
     
     
         74 . A folded sheet product according to  claim 73 , in which the stiff portions are foldably connected.  
     
     
         75 . A folded sheet product according to  claim 74 , in which the first stiff portion is between the second and third stiff portions whereby the second stiff portion can fold over the folded sheet and the third stiff portion can cover at least partly, the second stiff portion.  
     
     
         76 . A folded sheet product according to any one of  claims 73  to  75 , in which part of the third stiff portion is attached to the second portion.  
     
     
         77 . A folded sheet product according to  claim 76 , in which the part of the third portion attached to the second portion is releasably connected to another part of the third portion, whereby the blister pack can be accessed by separating the attached part of the third stiff portion from the rest of the third stiff portion.  
     
     
         78 . A folded sheet product according to any one of  claims 73  to  77 , in which a fastening means may be provided by a tongue and slot arrangement of the second and third stiff portions.  
     
     
         79 . A folded sheet product according to  claim 78 , in which the tongue is on the third stiff portion and the slot is on the second stiff portion.  
     
     
         80 . A folded sheet product according to  claim 78  or  claim 79 , when dependent on  claim 77 , in which the tongue is provided by removing the attached parts of third stiff portion from the rest.  
     
     
         81 . A folded sheet product according to  claim 61 , in which the second section of the stiff portion suitably, comprises one or more openings therein.  
     
     
         82 . A folded sheet product according to  claim 81 , in which the opening in the second section of the stiff portion is configured to receive indentations of a blister strip, when a blister strip is attached to the stiff portion.  
     
     
         83 . A folded sheet product according to  claim 81 , in which the second section may comprise a plurality of openings each of a size suitable to receive one indentation of a blister strip.  
     
     
         84 . A folded sheet product according to  claim 61 , in which the second section may comprise one or more openings of a size suitable to receive a plurality of indentations of a blister strip.  
     
     
         85 . A folded sheet product according to  claim 83  or  claim 84 , in which the openings in the second section of the stiff portion by have a shape that corresponds to the shape of the indentations of a blister strip.  
     
     
         86 . A folded sheet product according to  claim 81 , in which the second section may provide one or more separators between the indentations of a blister strip.  
     
     
         87 . A folded sheet product according to  claim 86 , in which the or each separator is configured to separate rows and/or columns of indentations of the blister strip.  
     
     
         88 . A folded sheet product according to  claim 71 , in which, the first section comprises one or more cut out sections, which sections correspond in location with the openings of the indentations of the cover sheet of the blister strip when attached thereto.  
     
     
         89 . A folded sheet product according to  claim 88 , in which the first section provides one or more separators between openings of the indentations of the blister strip.  
     
     
         90 . A folded sheet product according to  claim 88  or  claim 89 , in which the or each separator separates rows and/or columns of openings of the indentations of the blister strip.  
     
     
         91 . A folded sheet product according to  claim 71 , in which a stiff portion comprises perforations.  
     
     
         92 . A folded sheet product according to  claim 91 , in which the perforations correspond in location with the opening of the indentations of the cover sheet of the blister strip when attached thereto.  
     
     
         93 . A folded sheet product according to  claim 67 , in which the stiff portion is provided with closure means, arranged to fasten the second stiff portion in a position wherein it is folded over the first stiff portion.  
     
     
         94 . A folded sheet product comprising a folded sheet having at least a first set of folds, and a stiff portion at a segment of said sheet, in which the stiff portion comprises a tongue portion formable by removing at least one part of the stiff portion which part is separated from the tongue portion by a frangible region.  
     
     
         95 . A folded sheet product according to  claim 94 , in which the frangible region is formed by a weakening of the stiff portion.  
     
     
         96 . A folded sheet product according to  claim 95 , in which weakening is formed by perforations.  
     
     
         97 . A folded sheet product comprising a folded sheet having a first, set of folds and a stiff portion forming a sealable cover about the folded sheet, which product further comprises a tamper evident feature.  
     
     
         98 . A folded sheet product according to  claim 97 , in which the tamper evident feature comprises the cover being sealable whereby breaking the seal is visible.  
     
     
         99 . A folded sheet product according to  claim 97  or  claim 98 , in which part of the cover is separable from another part of the cover to open the product.  
     
     
         100 . A folded sheet product according to any one of  claims 97  to  99 , in which a cover portion is provided to cover the blister pack.  
     
     
         101 . A folded sheet product according to  claim 100 , in which the cover portion comprises a further stiff portion.  
     
     
         102 . A folded sheet product according to any one of  claims 97  to  101 , in which the folded sheet is provided at a first stiff portion, the blister pack is provided at a second stiff portion and the cover portion is a third stiff portion.  
     
     
         103 . A folded sheet product according to  claim 102 , in which the stiff portions are foldably connected.  
     
     
         104 . A folded sheet product according to  claim 103 , in which the first stiff portion is between the second and third stiff portions whereby the second stiff portion can fold over the folded sheet and the third stiff portion can cover at least partly, the second stiff portion.  
     
     
         105 . A folded sheet product according to any one of  claims 102  to  104 , in which part of the third portion is attached to the second portion.  
     
     
         106 . A folded sheet product according to  claim 105 , in which the part of the third portion attached to the second portion is releasably connected to another part of the third portion.  
     
     
         107 . A folded sheet product according to  claim 106 , in which by a perforation, whereby the blister pack can be accessed by separating the attached part of the third stiff portion from the rest of the third stiff portion.