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:
Oct. 30, 1979
Filed:
Jul. 07, 1978
Gerald Anderka, Ellerbek, DE;
Klaus Straszewski, Quickborn, DE;
Walter Jozat, Bad Bramstedt, DE;
Eduard Schutt, Norderstedt, DE;
Wolfgang Puritz, Buxtehude-Oevelgonne, DE;
Rotring-Werke Riepe KG, Hamburg, DE;
Aristo-Werke Dennert & Pape KG, Hamburg, DE;
Abstract
An automatic drafting instrument of the type supporting a plurality of stylographic pens above a drafting surface. The instrument includes a reciprocating mechanism for lowering the pens from an upper rest position to a lower drafting position in contact with the drafting surface. The device is characterized by a vertically actuable and pivotable sealing element which engages the writing pen tip in its rest position and is actuable vertically downwardly and pivotably away from the pen as it is lowered to the writing surface.