| 摘要 |
431,290. Indicating-apparatus. NEW, C. E., 20, Bucklersbury, Wallbrook, and ROSE, S. A. M., 111, Gray's Inn Road, both in London. May 18, 1934, No. 15042. [Class 106 (iv)] The indicating-marks 1a on the dial of an instrument are composed of spring clips which are adjustably positioned on a bar 2. Alternatively, the clips may be arranged in a slot and may be secured in position by locking screws. According to the provisional Specification the members forming the marks may be attached to the dial plate by magnetic means. The invention is applied to pressure indicating and measuring instruments of the Bourdon tube, diaphragm and bellows types and to temperature measuring instruments of the bi-metallic type. |
