| 释义 |
procello Glass-making. ? Obs.|prəʊˈsɛləʊ|
Also 9 procellos (? pl.), procellas (erron. pucellas, priscillas).
[a. It. procello: cf. procer.]
A tool used for modifying the form of a glass vessel or object while being rotated on the end of the punty (e.g. for pinching in the neck of a bottle).
[1699Blancourt's Making Glass, The instruments marked E serve to finish the work, which the Italians call Ponteglo, Passago, Procello, Spiei, and also Borsello.] 1788Rees Chambers' Cycl. s.v. Glass, The aperture, opened thereby, they further augment, and widen with the procello. 1832G. R. Porter Porcelain & Gl. 172 Taking in his right hand an iron instrument, called a procello, the blades of which are connected together by an elastic bow in the manner of a pair of sugar tongs. 1849A. Pellatt Glass Making 81 The ‘pucellas’ is somewhat like a pair of sugar-tongs, the prongs resembling the cutting part of shears, but blunt. 1869J. Leicester in Eng. Mech. 3 Dec. 282/1, 3rd, the procellos, exactly like a pair of sheepshears. 1875Knight Dict. Mech., Procellas, (Glass-making). Ibid., Pucellas,..a pair of tongs whose flat jaws rub upon the exterior surface of an object to reduce its diameter while it is being rotated. Ibid., Priscillas. |