FRANCIS TURBINE WITH SHORT BLADE AND SHORT BAND
专利「FRANCIS TURBINE WITH SHORT BLADE AND SHORT BAND」由 Andritz Hydro Ltd 持有，当前状态为已申请，申请号 P/480。LaoBiz 老商通提供老挝知识产权信息检索与企业关联查询。
Patent “FRANCIS TURBINE WITH SHORT BLADE AND SHORT BAND” is held by Andritz Hydro Ltd; status: 已申请. Search Laos IP records on LaoBiz.
P/480
图样
基础信息
- 类型
- 专利
- 申请号
P/480- 状态
- 已申请
- 申请人
- Andritz Hydro Ltd
- 代理机构
- Tilleke & Gibbins Lao Co.,Ltd
- 申请日期
- 2015-04-30
- 公开/公告日
- 2025-12-19
- 国际分类
- F03B 3/02 · F03B 3/12
- 商品 / 服务
- —
办理流程
根据当前状态动态标注-
提交申请
-
形式审查 进行中
-
实质审查
-
公开
-
授权
关联分析
LaoBiz 企业数据库联动类似专利推荐
摘要
A Francis turbine runner including a shortened band length and a shortened blade length combined with a reversed runner blade leading edge having a junction of the leading edge with the band forerunning a junction of the leading edge with the crown in the rotational direction, and a bandless runner including a shortened periphery length and a shortened blade length combined with a reversed runner blade leading edge having a corner of the leading edge at the outer periphery of the runner that is in advance of where the leading edge joins the crown in the rotational direction. Additional feature includes an inverted trailing edge curvature design on the runner blade that further shortens the blade length.
A Francis turbine runner including a shortened band length and a shortened blade length combined with a reversed runner blade leading edge having a junction of the leading edge with the band forerunning a junction of the leading edge with the crown in the rotational direction, and a bandless runner including a shortened periphery length and a shortened blade length combined with a reversed runner blade leading edge having a corner of the leading edge at the outer periphery of the runner that is in advance of where the leading edge joins the crown in the rotational direction. Additional feature includes an inverted trailing edge curvature design on the runner blade that further shortens the blade length.