| 单词 |
Launder-Ometer |
| 释义 |
Launder-Ometer orig. U.S.|lɔːndəˈrɒmɪtə(r)|
Also Launderometer, launderometer.
[f. launder v. + -ometer.]
The proprietary name of a machine for making standard laundry tests, consisting of a number of jars clamped to a rotating shaft in which the washing is carried out.
1928Amer. Dyestuff Reporter XVII. 731/2 We will now..introduce to you this machine, which we have baptised the ‘Launder-Ometer’... It was originally invented or devised by one of our fellow members, Hugh Christison. 1929Official Gaz. (U.S. Patent Office) 21 May 591/1 Launder-Ometer. For laundry washing machines. Claims use since April 27, 1928. 1938Year Bk. Amer. Assoc. Textile Chemists & Colorists XV. 138 The Launder-Ometer..consists of a heavily constructed copper tank.., supported upon a rigid angle-iron frame. Within this tank there is a brass and aluminum rotor that carries the twenty standard pint jars in which the tests are made. 1958Observer 30 Mar. 11/5 Cotton and other coloured materials are tested in a launderometer, a machine which reproduces as many domestic washes as are considered necessary. 1961K. Durham Surface Activity & Detergency ix. 229 The Launderometer..is merely a tank containing a simple mechanism for holding and rotating jars, each containing steel balls, into which the fabric and solution are placed; the jars are rotated and the steel balls provide agitation. The rate of rotation and the weight of the balls are both variable. |
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单词 laundermat 释义 laundermat, n. Chiefly N. Amer.|lndmt|[f. launder v. + -mat, after La......