Pipe couplings
Реферат: 1319743 Pipe couplings F FLETCHER 20 Jan 1972 [12 Feb 1971 10 June 1971] 4522/71 and 19858/71 Heading F2G In a fire hose or like coupling, plastics body members, e.g. of injection moulded acetal copolymer, are reinforced with openwork material of high tensile strength. As shown, a sleeve 19 of stainless steel mesh is embedded in the male member and connected at its opposite ends to mild steel ring 22 and stainless steel ferrule 20. The female member is moulded in contact with mesh 23 and a plastics liner is inserted immediately after moulding, so that it is retained by natural shrinkage.
Pipe coupling and use thereof
Номер патента: US20210348708A1. Автор: Shawn Farr. Владелец: Farr Better Plumbing. Дата публикации: 2021-11-11.