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:
May. 07, 1991
Filed:
Mar. 20, 1990
Gerhard Loos, Horrenberg, DE;
Nikolaus Spiegel, Walldorf, DE;
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Abstract
Washing device of a printing machine for cleaning the outer cylindrical surface of a roller or a cylinder, comprising a supply roll and a take-up roll for a cleaning cloth dampenable with washing medium, means for withdrawing the cleaning cloth from the supply roll by winding it on the take-up roll via an actuable pressure applicator so that, during a washing operation, the pressure applicator, presses the cleaning cloth against a roller or cylinder, the pressure applicator having an elastic membrane member which is sealed with respect to a spacer, and means for forming a compressed-air cushion between the membrane member and the spacer, a holding member for receiving the spacer therein in a manner like that of a sliding block, the membrane member having marginal regions thereof engaging behind guiding projections of the holding member, the spacer being biased towards the guiding projections for sealingly clamping the marginal regions of the membrane therebetween.