FIELD: securing mussel plantations and breeding houses for artificial fish breeding. SUBSTANCE: plant has tube 1 with anchor 2 and guide bush 3, powder charge 4, guide rod 5 with piston 6 fitted on it and ignition primer 7. Guide rod 5 is mounted immovably on hydrodynamic brake made in the form of plate 8, ring 9 connected by rods 10; bridle 11 is laid in basket 12 connected to ring 9. EFFECT: enhanced reliability. 2 cl, 2 dwg
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NOISE MUFFLER | 1994 |
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Authors
Dates
1996-10-27—Published
1990-10-09—Filed