| 摘要 |
The invention relates to a pinch valve (1) which has a valve housing (2) in which at both ends thereof, there is respectively arranged a valve element (4) having an annular fixing flange (18). The valve element (4) has a valve body (22) consisting of a rubbery-elastic material and having a tube-like central section (24) and flange sections (25a, 25b) integrally molded thereon at the ends and belonging to the fixing flanges (18). Each flange section (25a, 25b) has an annular fixing section (26) projecting radially over the central section (24), wherein an annular stiffening element (23) is embedded coaxially in each flange section (25a, 25b), which stiffening element extends into the fixing section (26) and effects stiffening of the end sections of the valve body (22). |
