Sight glass cover with integrated cleaning device

Abstract

The invention relates to a sight glass cover (10) with an integrated cleaning device, for closing an opening (14), comprising a sight glass (18), which has a glass edge (57) and a glass inner side (20), wherein the glass inner side (20) is facing the opening (14) when a sight glass cover (10) is placed on the opening (14), and a frame device (16), which encloses the sight glass (18) at least in the region of the glass edge (57), wherein the frame device (16) has a frame inner side (32), which is facing away from the glass inner side (20) and lies against a wall region 34 surrounding the opening (14) when a sight glass cover (10) is placed on the opening (14), a cleaning device (22), which is formed in the frame device (16) and has at least one channel (24) with an inlet opening (26) and an outlet opening (28) at a distance from the inlet opening (26), wherein the outlet opening (28) of the channel (24) is formed between the glass inner side (20) and the frame inner side (32), and the channel (24) is designed and formed in such a way that the glass inner side (20) of the sight glass (18) can be at least partially wetted with a medium (30) fed into the channel (24) by way of the inlet opening (26) and leaving by way of the outlet opening (28). This is a way of providing a cover with a sight glass in the case of which the sight glass can be cleaned in a closed state of the cover with little effort.

Dependencies are inferred from the claim text.