摘要 |
PCT No. PCT/FI93/00164 Sec. 371 Date Dec. 12, 1994 Sec. 102(e) Date Dec. 12, 1994 PCT Filed Apr. 21, 1993 PCT Pub. No. WO93/21998 PCT Pub. Date Nov. 11, 1993Fire-fighting equipment has a release device (7) arranged to be activated at a predetermined release temperature, and an element (8) of memory metal immediately close to the release device and arranged to change shape at a predetermined memory temperature to close an electric circuit (10-9-8-5-2-11) for heating the memory metal element (8) and, thereby, the release device to the release temperature, whereby to effect a fast release action.
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