B - Operations – Transporting – 41 – F
Patent
B - Operations, Transporting
41
F
101/80.1
B41F 7/20 (2006.01) B41F 7/26 (2006.01) B05C 1/08 (2006.01)
Patent
CA 2012156
SUMMARY ABSTRACT The invention relates to a sealing arrangement (1) for a moistening unit (F) on an offset printing machine with a moisture application roller (7) and a metering roller (6), which roll against one another in such a way that a groove (5) accommodating a reserve of moistening agent is formed with the upper gusset between the metering roller (6) and the application roller (7), with a seal retention (3), mountable on a lateral part (8) of the moistening unit (F), and a sealing element (2) accommodated in this seal retention, whereby the seal retention (3) is pre-stressed against the front face of the rollers, and whereby the sealing element (2) provides a seal supported radially on the metering roller (6) and adjoining the moisture application roller (7) on the front face. In order to permit a secure sealing of the groove accommodating the reserve of moistening agent, and at the same time to permit an operationally easy exchange of the sealing element, it is envisaged that the seal retention (3) leaves free a swivelling path (x) for the sealing element (2) into a position of readiness for removal, into Abstract which position the sealing element (2) can be swivelled by turning it around the metering roller (6). (Figure 1)
Heidelberger Druckmaschinen Aktiengesellschaft
Johnson Douglas S. Q.c.
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