The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 24, 2010

Filed:

Sep. 27, 2005
Applicants:

Stephen Wintersgill, Lancashire, GB;

John Robinson, Lancashire, GB;

David William Burke, Cheshire, GB;

Antony Whiteside, Rochdale, GB;

Inventors:

Stephen Wintersgill, Lancashire, GB;

John Robinson, Lancashire, GB;

David William Burke, Cheshire, GB;

Antony Whiteside, Rochdale, GB;

Assignee:

Absolute Engineering, Limited, West Yorkshire, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41F 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system to remove most or substantially all of the residual ink from an ink chamber prior to post print washing, said ink chamber comprising an ink chamber profile provided with a space for ink, at least one inlet and at least one outlet, and with upper and lower doctor blade members detachably mounted on the ink chamber profile, said blades bounding an opening which, in operation, faces and engages with the outer circumference of an engraved cylinder and which extends over the length of the ink chamber profile, the ink chamber profile being sealed at its extremities by flexible seals, said ink chamber profile, end seals, doctor blades and engraved cylinder demarcating an ink cavity, characterized in that there is further provided a shuttle member within the ink cavity, said shuttle member being movable substantially along the entire length of the ink chamber profile in order to aid purging of residual ink from said ink cavity, said shuttle member further being provided with associated drive means to induce movement within said ink cavity.


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