| 单词 | doctor blade |
| 释义 | > as lemmasdoctor blade a. In machines used in various printing processes, papermaking, etc.: a knife, blade, scraper, or other component used to remove superfluous colour, fibre, etc., from a cylinder or other part of the machine. Often as a modifier, in doctor blade, doctor knife, etc.colour doctor, lint-doctor, etc.: see the first element. ΚΠ 1796 A. Wilde & J. Ridge Brit. Patent 2134 (1856) 1 Manufacturing..steel doctors for printers. 1837 N. Whittock et al. Compl. Bk. Trades (1842) 96 The polished surface is cleared by the scraper called the ‘doctor’. 1866 Illustr. & Descriptive Catal. Dublin Internat. Exhib. 1865 202/2 The roller is capable of adjustment in a lateral, and the breast beam, together with the doctor knife, in a vertical direction. 1940 U.S. Patent 2,185,859 1/2 The action is facilitated by supplying a controlled excess of the liquid suspension to the transfer surface and then removing the excess by means of a doctor. 1995 J. A. Hill et al. in Pigment Printing Handbk (Amer. Assoc. Textile Chemists & Colorists) ii. ii. 21 A metal doctor blade is used for removing excess print paste adhering to the surface of the roller. 2012 S. Kuwabara U.S. Patent Applic. Publ. 2012/0241203 1/1 In fig. 13, ‘12’ represents a doctor for scraping off excess catalyst ink. < as lemmas |
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