Patent · US Expired

Sealing device

US5182989A · kind A · utility

6Cited by

13References

6Claims

0Family size

Assignee

Heidelberger Druckmaschinen AG · DE

Inventors

Walter D'Heureuse · Ladenburg, DE
Martin Greive · Heidelberg, DE
Gerhard Heppenstiel · Bammental, DE
Hans-Jurgen Kusch · Neckargemünd, DE

Key dates

Filing date	Jan 22, 1992
Grant date	Feb 2, 1993
Priority date	—
Expiry date	Jan 22, 2012

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41F7/24
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A sealing device for a dampening unit on an offset printing press having a channel for receiving a dampening-solution supply and defined by a dampening-solution applicator roller and a metering roller which roll on one another, and having a seal holder mountable on a side part of the dampening unit and being in contact engagement with a sealing element, closing off one end of the channel, the sealing element having formed with an overflow opening for excess dampening solution, comprising a drain passage located between the sealing element and the seal holder and formed by a cutout on a side of the sealing element facing away from the channel, the cutout being connected with the overflow opening.

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