초록 ▼

Photographic film, paper, etc. in sheet form is packaged in recyclable containers or cases for reuse by returning to suppliers for filling. Containers obviate disposal problems and high costs associated with customary two-part set-up box and interior padding. Plastic cases comprise a base section in

Photographic film, paper, etc. in sheet form is packaged in recyclable containers or cases for reuse by returning to suppliers for filling. Containers obviate disposal problems and high costs associated with customary two-part set-up box and interior padding. Plastic cases comprise a base section in the form of a tray-like structure with an open bed for a film stack, etc. Case has built-in structural features for rigidity, crush resistance, impact protection, and air, dust and light tight seal when used with a cover section. Such environmentally friendly designs are suitable as low cost, reusable one-size plastic containers for packaging standard size sheet products. For packaging special, less frequently called-for size films, papers, etc., interiors may be made infinitely adjustable with rows of parallel channels for placement of at least one chocking element.

대표청구항 ▼

A container for packaging graphical sheets, which comprises an enclosure having a base section and a cover section therefor, said base section comprising a bottom wall and opposing side walls extending upwardly from the peripheral edge of said bottom wall to provide a tray structure having an open b

A container for packaging graphical sheets, which comprises an enclosure having a base section and a cover section therefor, said base section comprising a bottom wall and opposing side walls extending upwardly from the peripheral edge of said bottom wall to provide a tray structure having an open bed for a stack of graphical sheets, said bottom wall having a plurality of parallel adjacent channels arranged in a graduated pattern, and a corner chocking element having surfaces for engaging with adjacent corner edges of graphical sheets stacked in said bed, said chocking element having means for connecting with one of said channels. A container for packaging graphical sheets, which comprises an enclosure having a base section and a cover section therefor, said base section comprising a bottom wall and opposing side walls extending upwardly from the peripheral edge of said bottom wall to provide a tray structure having an open bed for a stack of graphical sheets, said bottom wall having a plurality of adjacent parallel channels arranged in a graduated pattern, at least one chocking element for engaging with an edge of a stack of graphical sheets in said bed, each chocking element comprising an elongated well with a bottom wall, an upper rim, a side wall for engaging an edge of said stack of graphical sheets, and a flange extending from said upper rim, said bottom wall including means for connecting said element to one of said channels.