| 发明名称 | Butterfly valve | ||
| 摘要 | A butterfly valve (100) is provided according to the invention. The butterfly valve (100) includes a valve body (103) including a valve bore (109) passing through the valve body (103) and a shaft bore (112), a valve shaft (121) located in the shaft bore (112) and extending through the valve bore (109), a thermal conductor ring (156) fitted over an end of the valve shaft (121), and at least one compression ring (152) mounted to the thermal conductor ring (156) and located within the shaft bore (112). The at least one compression ring (152) fits partially into and extends partially out of a corresponding at least one ring groove (153) in the thermal conductor ring (156), with the at least one compression ring (152) substantially sealing the thermal conductor ring (156) to an actuator-side shaft bore (112A). | ||
| 申请公布号 | US9140381(B2) | 申请公布日期 | 2015.09.22 |
| 申请号 | US201113821097 | 申请日期 | 2011.09.18 |
| 申请人 | Norgren GmbH | 发明人 | Zlindra Primoz;Hufnagel Timo;Sealy Mark |
| 分类号 | F16K49/00;F16K1/226;F02D9/10;F02D11/10;F16K1/22;F16K27/02 | 主分类号 | F16K49/00 |
| 代理机构 | The Ollila Law Group LLC | 代理人 | The Ollila Law Group LLC |
| 主权项 | 1. A butterfly valve (100), comprising: a valve body (103) including a valve bore (109) passing through the valve body (103) and a shaft bore (112); a valve shaft (121) located in the shaft bore (112) and extending through the valve bore (109); at least one compression ring (152) located within the shaft bore (112), with the at least one compression ring (152) substantially sealing the valve shaft (121) to an actuator-side shaft bore (112A); and a thermal conductor ring (156) fitted over an end of the valve shaft (121). | ||
| 地址 | Alpen DE | ||