fig2 shows carrier 11 , loop 16 , loop attachment 18 , flap 12 , the back side of the carrier 19 , strap 20 , strap attachment 22 , slits 24 , and handle cut outs 26 . loop attachment 18 can secure loop 16 to back side 19 and strap attachment 22 can secure strap 20 to back side 19 by glue , heat sealing or any other method known to those skilled in the art . fig1 shows carrier 11 attached to case 30 against side wall 31 by inserting handle 32 through handle cut outs 26 and slits 24 in strap 20 . carrier 11 has front side 10 , back side 19 ( fig2 ), closure flap 12 , fastener 14 , and sides of the carrier 27 . carrier 11 is attached to case 30 using strap 20 . handle 32 is inserted through one of a plurality of slits 24 and handle cut outs 26 on strap 20 . the choice of which of the slits and cut outs selected , in which handle 32 is to be inserted through depends on the size , shape and especially the thickness of the case to which carrier 11 is to be attached . strap 20 is preferably inserted through loop 16 before the carrier is attached to case 30 . loop 16 provides added stability to the back side 19 of carrier 11 especially when attached to larger or oddly shaped cases . it should be understood that in the process of attaching and manufacturing loop 16 to carrier 11 , loop 16 should be wide enough to allow strap 20 under it , but still keep the body of carrier 11 close to the case it is attached to in order to provide enhanced stability when used with large and / or oddly shaped cases . in the preferred embodiment , strap attachment 22 is mounted on the lower one third of the back side 19 in order to accommodate cases of various sizes and shapes . this permits the strap to extend directly to the case handle . however , to add stability , the strap usually is inserted through loop 16 to provide added stability as the strap 20 would then extend from the top portion of back side 19 . in one embodiment , flap 12 is constructed as an extension of back side 19 to project over front side 10 . this provides a means to secure the contents of carrier 11 inside the carrier . moreover , flap 12 provides protection from the elements such as rain . on the inside cover of flap 12 and the front side 10 , of carrier 11 is at least one fastener 14 . fastener can be of snap , hook and loop , clasp or any other fastener known to those skilled in the art . the sides of the carrier 27 can be expandible to accommodate articles of various thickness . in the preferred embodiment , carrier 11 is sized to carry sheets of music . fig3 shows the back side of the carrier 19 with strap 20 secured under loop 16 . this configuration enhances stability especially when carrier 11 is attached to a large and / or oddly shaped case . fig4 shows the inside of the carrier 11 . specifically , fig . 4 shows the interior with pockets 13 and 15 . there can be a plurality of pockets of different sizes and shapes inside carrier 11 . the pockets accommodate pencils , business cards , calculators , cell phones and other object which need to be carried . the pockets can also be attached to the inside face of the front side 10 . alternately , the pockets could be attached to the outside of front side 10 , under or on flap 12 . fig5 shows a partial perspective view of strap 19 attached to the handle 32 with the remainder of carrier 11 cut away . strap 16 conforms to the contours of case 30 . fig5 illustrates that the carrier 11 is adjacent only to one side of case 30 and does not interfere with the use of the handle 32 . this allows the user to freely open the case 30 without interference from carrier 11 . moreover , fig5 illustrates the interaction of handle 32 and strap 20 . handle 32 is inserted through strap 20 . specifically , slit 24 permits entry of the top of the handle 32 through strap 20 and handle cut outs 26 allow carrier 11 to be securely attached to case 30 . strap 20 , slit 24 and handle cut out 26 can be reinforced as needed with a suitably strong material along the periphery thereof . excess may be trimmed or the excess may be folded under for future use with larger cases . in one embodiment , front wall 10 and back wall 19 are made of generally orthogonal pieces of material that are joined at their periphery . the joint can be by staples , glue , heat sealing or any other method known to those skilled in the art . in the preferred embodiment , carrier 11 is constructed partially or completely of transparent polyurethane material because of water resistance , transparency , ease of manufacture and relative low cost . the material is chosen to provide adequate protection to articles stored inside . however , carrier 11 could be made from nylon , leather or any other suitable material known to those skill in the art . as illustrated in fig6 - 8 , a combination of transparent and non - transparent materials could be used such as a transparent polypropylene material that is formed into a window with a woven nylon material forming the remainder of the body . a nylon peripheral border can also be included around the edges of the invention for structural and aesthetic purposes . this would serve the aesthetic function as well as to protect the edges of the invention from fraying or other damage . a logo can also be included as desired through molding , glue , stitching or other methods . in the embodiment shown in fig6 - 8 , carrier 100 comprises a translucent front panel 106 , an closure flap 102 , rear panel 108 , perferrably formed from a nylon or equivalent fabric , fastening straps 110 and hook and loop closure fasteners 104 . the periphery 116 is formed from a nylon or equivalent fabric welt 116 . the bag can be of any shape and size appropriate . a method is also disclosed in carrying sheet music in a translucent folder . the folder , shown in fig1 - 5 , would have generally orthogonal walls and in one embodiment , would have expandible sides to accommodate articles of varying thickness . the sides of the folder can be joined by glue , staples , heat sealing or any other method known to those skilled in the art . the back side 19 would extend over the folder &# 39 ; s front side 11 to form a closure 12 in the form of a flap which keeps the sheet music and related articles securely inside the folder with a fastener . the folder is attached to a strap 20 having a plurality of slots . the strap 20 is attached to the back side of the folder . the user places the back side 19 of the folder 10 adjacent case 30 . the user then decides which of the plurality of slots 24 in strap 20 is appropriate to accommodate the shape and size of the case . once the appropriate slot is selected , the user then inserts the case handle through the slot so the strap lies over the handle . the user then inserts sheet music or other documents and things inside the carrier and securely fastens the flap to ensure the articles are protected and secure . an alternate embodiment would enable a user to provide added stability to the carrier while attached to the case . this may be needed if the case is oddly shaped and / or sized . before the user attaches the carrier to the case , the user inserts the strap 20 though loop 16 on the back of the folder . the user then places the carrier adjacent the case to determine which slot 24 in strap 20 is appropriate to place over the handle . once the user places the handle through the appropriate slot , the loop then serves to provide added stability to the carrier while attached to the case . fig6 - 8 illustrate another embodiment of the invention . illustrated here are folder 100 , flap 102 , front panel 106 , back panel 108 , a hook and loop closure 104 , logo 114 , hook and loop straps 110 , loops 112 and nylon border 116 . folder 100 is attached to a case handle by using straps 110 . straps 110 are attached at or near the bottom of back panel 108 . at least one strap is used to enhance stability and security to the case handle . depending on the size and shape of the case , loops 112 can be used with straps 110 . loops 112 are attached at or near the top of back panel 108 . at least one loop 112 can be provided in different positions on the back panel 108 to accommodate cases of different shape and size . each of the straps 110 are inserted through a loop 112 . this serves to abut the back panel 108 to a side of the case before the straps are attached to the case handle . straps 100 are constructed from hook and loop material so that the straps may be engaged to securely fasten thereof . once the straps engage the handle , the excess hook and loop strap is trimmed and the strap is pressed together so that the hook and loop fasteners become engaged . it should be understood that in the process of attaching and manufacturing the loop to the folder , the loop should be wide enough to allow the strap under it , but still keep the body of the folder close to the case it is attached to in order to provide enhanced stability to large and / or oddly shaped cases . also included is a method of using the above embodiment . this method is directed toward carrying sheet music in a folder having a translucent front panel . the folder has generally orthogonal walls and in one embodiment , has expansible sides to accommodate articles of varying thickness . the sides of the folder can be joined by glue , staples , heat sealing or another other method known to those skilled in the art . the folder &# 39 ; s backside extends upwardly into a flap which extends over the front of the folder . this flap keeps the sheet music and related articles securely inside the folder with at least one fastener . the folder has at least one hook and loop strap extending upwardly from the back surface of the folder . a plurality of strap engaging loops is fastened to the back surface near the top thereof . the user places the backside of the folder adjacent to the case . the user then decides which of the loops to insert the strap though . this would be determined by the size and shape of the case . once the loops , if any , are selected , the user inserts the straps through the loops . the straps are then wrapped around the handle and back inter contact with a lower portion of the strap . the excess hook and loop strap is then trimmed and the folder is securely attached to the case . the user can then insert sheet music documents , manuscripts or music related articles inside the carrier and securely fasten the flap to ensure the articles are secure . while there have been described what are considered to be preferred embodiments of the present invention and the methods of use , it will be readily appreciated by those skilled in the art that modifications can be made without departing from the scope of the teachings herein . the disclosure herein has applicability to the field of supplementing the carrying capacity of cases equipped with at least one handle . in compliance with the statute , the invention has been described in language more or less specific as to structural features . it is to be understood , however , that the invention is not limited to the specific features shown or described , since the means and construction shown or described comprise preferred forms of putting the invention into effect . the invention is , therefore , claimed in any of its forms or modifications within the legitimate and valid scope of the appended claims , appropriately interpreted in accordance with the doctrine of equivalents .
carriers for flat objects such as sheet music are described which supplement the capacity of musical instrument cases having at least one handle . an adjustable hanger strap or straps are provided so that the carrier can be used on cases having different sizes , shapes and thicknesses . the case handle fits through one of a plurality of elongated slots on the hangar strap of the carrier with the carrier positioned against the case . the particular slot used depends on the shape and size of the case . the carrier has one or more compartments for storing articles placed therein , with the carrier draping over one of the sides while being transported about as a single unit by virtue of the case carry handle . loops engaging the strap are also provided to provide stability .