Fluid-Zeitglied,insbesondere pneumatisches Zeitglied zur Verwendung in Haushaltgeraeten,wie elektrischen Brotroestern

摘要

A fluid timing element, comprising a nozzle, a needle being at least partly insertable into the nozzle forming a choke gap therebetween, at least one of the nozzle and the needle being axially tapered, the nozzle and the needle being axially movable relative to each other for adjusting the choke gap, the nozzle and the needle having different cross-sectional shapes and having at least two wall sections distributed over the peripheries thereof projecting into and constricting the choke gap.