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:
Jul. 25, 1989
Filed:
Jan. 26, 1988
Applicant:
Inventors:
Horst Denzin, Berlin, DE;
Heinz Rehberg, Berlin, DE;
Assignee:
Francotyp-Postalia GmbH, Berlin, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
2502 / ; 271258 ;
Abstract
An apparatus for monitoring letter closing devices in mail handling machines in mail handling lines includes transport rollers receiving envelopes. A holding-down device is downstream of the transport rollers in envelope transport direction. A plow plate is downstream of the holding-down device. A deflector is disposed between the holding-down defice and the plow plate. A closing device is downstream of the plow plate. A relection light gate is disposed underneath the plow plate. The plow plate has a reflecting surface forming part of the reflection light gate.