Title:
湾曲した形状を有する事前研磨されたドクターブレードおよびその製造方法
Document Type and Number:
Japanese Patent JP5165938
Kind Code:
B2
Abstract:
A pre-honed doctor blade (1) with a lamella profile (2), produced by means of a grinding wheel (3), wherein the lamella (2) has a curved profile (shaped as an arc of a circle or as an arc of an ellipse) and the manufacturing grooves (4) produced by the grinding wheel (3) on the lamella (2) are not parallel to the edge of the doctor blade (1). A method of producing said doctor blade (1) is also described, comprising at least the steps of:
- positioning above the band a grinding wheel (3) with its axis of rotation not at right angles to the edge of the doctor blade (1);
- setting the grinding wheel (3) in rotation;
- moving the band beneath the grinding wheel (3) parallel to its edge. The grinding wheel 3 can be a cylindrical grinding wheel or a conical grinding wheel; during the processing, the edge of the doctor blade (1) can be maintained on the vertical drawn from the centre of the grinding wheel (3) or offset with respect to said vertical.
Inventors:
Alberto Filippini Fantoni
Sveva, Filippini Fantoni
Uberto, Filippini Fantoni
Sveva, Filippini Fantoni
Uberto, Filippini Fantoni
Application Number:
JP2007165048A
Publication Date:
March 21, 2013
Filing Date:
June 22, 2007
Export Citation:
Assignee:
J.B.I.J.A.Chai Societa Responsabilita Limitata
International Classes:
B41F9/10; B41F15/44; B41F31/20
Domestic Patent References:
| JP2003170562A | ||||
| JP2004515651A | ||||
| JP11138740A | ||||
| JP8164598A |
Attorney, Agent or Firm:
Kenzo Hara International Patent Office