Irrigation appliance.

摘要

The irrigation appliance comprises a housing (20) having a top wall (24), a cover (32) having a normally horizontal wall (34) from which laterally projects a circumscribing wall (36), inlet means (40) in said housing top wall (24), outlet beans (42) defining an opening (80) in said horizontal wall (34) and so located as to be in alignment with said inlet means (40) when said cover (32) is inverted to dispose said circumscribing wall (36) normally upstanding from said horizontal wall (34); and a generally I-shaped valve (58), made entirely of resilient material and disposed within said opening (80) in said horizontal wall (34). The valve (58) having a first transverse flange (81) sealing said opening (80) in said horizontal wall (34) when urged downwardly in normal use. Means (85) being disposed within said inlet means (40) for engaging a second transverse flange (86) at the other end of said valve (58) and urging said valve (58) in a direction disengaging the sealing of the opening (80).