IP Library Granted Patent US 10,310,417
Granted Patent B2
US 10,310,417 · App. 15/748,637 · Granted Jun 4, 2019

Mounting surfaces for wiper blades

Inventors: Eric G. Nelson (Boise, ID); Lavi Cohen (Ness Ziona, IL)
Assignee: HP Indigo B.V.
G03G15/095G03G15/11G03G15/0812G03G15/104
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Quick Facts
Patent No.
US 10,310,417
App. No.
15/748,637
Granted
Jun 4, 2019
Kind
B2
Abstract

In example implementations, an apparatus includes a planar surface, a curved mounting surface and a wiper blade. The curved mounting surface may be coupled adjacent to the planar surface. The wiper blade may be clamped to the planar surface. A bottom of the wiper blade can rest on the curved mounting surface such that a free length of the wiper blade is different at a plurality of points along a width of the wiper blade.

Claims (25)

1. An apparatus, comprising:

a planar surface;

a curved mounting surface coupled adjacent to the planar surface; and

a wiper blade clamped to the planar surface, wherein a bottom of the wiper blade rests on the curved mounting surface such that a free length of the wiper blade is different at a plurality of points along a width of the wiper blade.

2. The apparatus of claim 1 , wherein the curved mounting surface comprises a parabolic curve.

3. The apparatus of claim 1 , wherein an amount of curvature in the curved mounting surface is a function of an amount of pre-load force applied to the wiper blade.

4. The apparatus of claim 3 , wherein the amount of curvature is a function of a width of a binary ink developer (BID), a stiffness of the wiper blade, a stiffness of a wiper blade holder and an amount of pre-load force that is applied.

5. The apparatus of claim 1 , wherein the wiper blade applies a uniform angle of attack along a width of a cleaner roller.

6. An apparatus, comprising:

a non-planar surface;

a curved mounting surface coupled adjacent to the non-planar surface; and

a wiper blade clamped to the non-planar surface, wherein the non-planar surface adjusts an amount of deflection and a free length along a width of the wiper blade, wherein a bottom of the wiper blade rests on the curved mounting surface such that the free length of the wiper blade is different at a plurality of points along the width of the wiper blade.

7. The apparatus of claim 6 , wherein the curved mounting surface comprises a parabolic curve.

8. The apparatus of claim 6 , wherein an amount of curvature of the curved mounting surface is a function of a width of a binary ink developer (BID), a stiffness of the wiper blade, a stiffness of a wiper blade holder and an amount of pre-load force that is applied.

9. The apparatus of claim 6 , wherein the non-planar surface comprises a curve.

10. The apparatus of claim 6 , wherein the non-planar surface comprises a plurality of different curves along a width of the non-planar surface.

11. The apparatus of claim 10 , wherein each one of the plurality of different curves has a different curvature.

12. The apparatus of claim 6 , wherein the wiper blade applies a uniform amount of tip force and a uniform angle of attack along a width of a cleaner roller.

13. A binary ink developer (BID) section, comprising:

a developer roller;

a cleaner roller to clean excess printing fluid off of the developer roller;

a wiper blade to clean the cleaner roller;

a wiper blade holder comprising a curved mounting surface, wherein the wiper blade is clamped on the curved mounting surface of the wiper blade holder, wherein the curved mounting surface adjusts the wiper blade to provide a uniform angle of attack along a width of the cleaner roller.

14. The BID section of claim 13 , wherein a top portion of the wiper blade holder comprises a curvature.

15. The BID section of claim 14 , wherein the wiper blade holder comprises a non-planar surface that adjusts an amount of deflection along a width of the wiper blade such that the wiper blade applies a uniform amount of tip force along a width of the cleaner roller.

Assignments (2)
CHANGE OF NAME Recorded May 3, 2018
From: HEWLETT-PACKARD INDIGO B.V.
To: HP INDIGO B.V.
Reel/Frame 046627/0550 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 29, 2018
From: NELSON, ERIC G.; COHEN, LAVI
To: HEWLETT-PACKARD INDIGO B.V.
Reel/Frame 044760/0580 →
Continuity (1)
Related Publication 20190004451A1 · Jan 3, 2019