| 摘要 |
357,886. Galvanic batteries. SOC. ANON. LE CARBONE, 37, Rue de Paris, Gennevilliers, Seine, France. Dec. 22, 1930, No. 38560. Convention date, Nov. 20. [Class 53.] The central electrode P of a battery particularly of the kind which is depolarized by air is kept in position and prevented from floating in the electrolyte by means of a weight '1 of insulating material such as porcelain which is provided with a projection 2 which may be grooved or threaded and enters an opening 3 in the electrode. A flange 4 surrounds the electrode and a shoulder 5 may be provided to support a circular zinc electrode Z. |
