Gretag Imaging Ag

Albert D&uuml;nner

Edmund Fendt

Rudolf Ackermann

Werner Gassmann

Hans Frei

Helmut Lussky

A storage for photographic material with a base (,) rotatable around an axis (,), with an input arrangement (,) positioned at an outer circumference of the base, with a removal arrangement (,) positioned at the axis (,) of the base (,), whereby two photographic material belts are wound/unwound, and, in particular, one close to the axis (,) and one close to the outer circumference of the base (,), whereby a loop (,) between the belts leads to a photographic material exchange from the outer belt to the inner belt, whereby the winding direction is preferably reversed, whereby, the base (,) is divided into two sections (,), whereby the one section (,) surrounds the other section (,).

Spiral storage

The invention relates to an apparatus for producing photographic copies of film negatives on a web-shaped endless material which includes a device for the shining through or scanning of picture originals, whereby a first device for producing the copies on the web-shaped endless material is provided and a second device for producing data or image data fields subsequent to the first device is provided, whereby a material storage (,) is provided between the first and second device, whereby in accordance with the invention the material storage is a space in which the material web with the copies is randomly laid down through an input and removed through an output on demand. (FIG.,)

Growing community of inventors

Zürich, Switzerland

Albert Dünner

Growing community of inventors

Zürich, Switzerland

Albert D&uuml;nner

Albert Dünner