Patent · US Expired

Image projecting apparatus provided with cartridge loader

US5357295A · kind A · utility

1Cited by
10References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 28, 1993
Grant dateOct 18, 1994
Priority date
Expiry dateOct 28, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B21/113
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image projecting apparatus for projecting on an image receiving body an image on a microfilm incorporated in a cartridge is disclosed. This apparatus is provided with a cartridge loader for supporting a container for accommodating a plurality of cartridges. The cartridges in the container are disposed toward the cartridge holder provided for the image projecting apparatus to allow search of the microfilms held therein. The cartridges holding microfilms which have undergone the search are discharged from the cartridge holder. When the cartridge loader is adapted to allow attachment thereto of one container, the cartridges are taken out of the container and, after completion of the retrieval, the cartridges are returned to the container. When the cartridge loader is arranged to permit detachable attachment thereto of a first container for accommodating unsearched cartridges and a second container for accommodating searched cartridges, the cartridges which have undergone the search are returned to the second container after the cartridges in the first container have been attached to the cartridge holder and subjected to the search. When the cartridges in the first container are emp…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.