| 摘要 |
A releasable coupling (1) for a gas distribution line of a system for refuelling motor vehicles, comprising a first half-part (2) and a second half-part (3) that are reciprocally engageable, the first half-part (2) comprising a longitudinal valve body (4) having a shutter (5) that is axially movable in contrast to and by action of an elastic element (6), a cylindrical sleeve (7) that is threaded internally for fastening the first half-part (2) to the second half-part (3), and an enclosing support (8) for the sleeve (7) keyed on the valve body (4), the sleeve (7) being divided into a plurality of distinct and separate cylinder sectors (15) that are oscillatable for the release of the second half-part (3), each sector (15) subtending an angle no greater than 90°. |
