| 摘要 |
1,190,392. Delivering measured quantities of liquid and powder. C. H. WOODHAM. 15 May, 1968 [2 June, 1967; 6 Nov., 1967; 11 Dee., 1967; 4 March, 1968], Nos. 25662/67, 50445/67, 56267/67 and 10417/68. Heading B8N. [Also in Division Bl] Mercury and metal powder are dispensed from chambers 20, 30 respectively to a mixing chamber 51 to form amalgam by operation of a rotatable shaft 19, which has a depression 25 for receiving mercury, adjustable in volume by means of a grub screw 24, and a cavity 33 for receiving metal powder. In modifications, one part of the rotatable shaft is provided with an adjustable depression for receiving mercury and the other part is provided with a disc or conical portion, each having a cavity, for receiving metal powder, Figs. 8, 11 (not shown). |
