| 摘要 |
<p>: A fusible strip of electrically-conducting metal, for incorporation into a cartridge fuse, is shaped at a location along its length to define a recess or trough to accommodate an applied mass of low-melting paint metal or alloy, and the strip is of reduced cross-section to form a high resistance zone or zones immediately adjacent one or both ends of the recess or trough.</p> |
