Patent · US Expired

Doctor blade device

US7392744B2 · kind B2 · utility

1Cited by

7References

10Claims

0Family size

Assignee

KBA-GIORI S.A. · CH

Inventors

Claus D. Barrois · Marktheidenfeld, DE
Thomas Hendle · Würzburg, DE
Johannes Georg Schaede · Würzburg, DE

Key dates

Filing date	May 4, 2004
Grant date	Jul 1, 2008
Priority date	—
Expiry date	Feb 7, 2025

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41P2235/21
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A doctor blade device (01) for cleaning a surface has a doctor blade (03) and a tub (09) for receiving the material stripped from the surface by the doctor blade. The doctor blade is movable between a position in which it projects out of an opening (13) of the tub and a position in which it is submerged in the tub. A closure element (07) closes the opening in the submerged position of the doctor blade.

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