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Large glass box display cases, opened by division, high airtightness
Horizontal translation with simple perpendicular division. The display area is enclosed by a glass box, which slides open horizontally on self-supporting tracks.
8 Goppion patents:
Horizontal translation with double perpendicular division. These cases feature a display area enclosed by a glass box consisting of two half-boxes joining at right-angles. The two halves of the box slide apart horizontally on self-supporting tracks.
Musée du Louvre
Arts de l'Islam
Horizontal translation with diagonal division. These cases likewise consist of two half-boxes that slide apart horizontally on self-supporting tracks, except that they join on the diagonal.