The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 28, 1993
Filed:
Jan. 06, 1992
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A paper cassette unit includes a base part installed in an image forming system, a paper cassette having a compartment in which sheets of paper are accommodated, the paper cassette being detachably mounted in the base part, a cassette cover for covering an opening of the compartment when the paper cassette is mounted in the base part, and a connecting part connecting the cassette cover to the base part in such a way that only the cover stays in the base part when the paper cassette is demounted from the base part. The paper cassette unit also includes a size indicator for indicating size of the sheets of paper, the size indicator being detachably mounted in the paper cassette and having an integrally formed operating part including a set of projections corresponding to the indicated size, and a detection part for detecting the size of sheets of paper in use, the detection part having a set of switches depressed by corresponding projections of the operation part when the paper cassette is mounted in the base part.