| 摘要 |
<p>FIELD: filtration technique; units for fluid media filters. SUBSTANCE: proposed hermetic case 2 has body 4 with hole 6 where projecting sectors 14 and grooves 10 are made and cover 16 provided with projecting sectors 20 and grooves 26 forming bayonet joint together with respective members of case body 4. Lugs 24 sliding over cover 16 are subjected to action of mechanical stress by means of elastic units 34, thus making it possible to lock cover in closed position. Lugs 24 are rigidly connected with control handle 32 located under handle 30 retaining cover 16. EFFECT: ease of mounting and dismantling. 9 cl, 4 dwg</p> |
