FIELD: mining.
SUBSTANCE: invention relates to a hose connection used for applications in mining, more particularly, to a fluid connection adapted to be screwed completely manually, comprising a visual display for visual latch and safety when in position manually screwing. Compound includes male portion (110) covering portion (120), retaining element (130) and fixing member (140, 150). Male portion extends through the retaining member and the retaining member threadably engages the female portion. Locking element prevents the unscrewing of the retaining member from the female portion.
EFFECT: invention simplifies the process of connecting the system.
25 cl, 7 dwg
