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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 发表日期：2013    内容类型：专利     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Self-crane lift wind turbine has lifting mechanism that is set on door frame, and upper annular mechanism and lower annular mechanism are respectively provided at upper and lower section of operation platform. 专利 申请日期: 2013-01-01, 公开日期: 2013-09-18 作者:  HUANG J LI X LIU R LIU Y PAN Z TANG 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/13 Swing-type thin metal plate blanking device for use in e.g. ship, has pivot movably connected with right mold, and blanking device body equipped with forming part and tooth-shaped pressing edge part. 专利 申请日期: 2013-01-01, 公开日期: 2013-10-02 作者:  HU P HUANG B JIN R ZHAO K CHANG Y R 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/13 Variable-thickness plate multi-steady state variant structure, has conical plate linked with central horizontal plate and provided with conical surface that is set with reinforcing ribs, where initial state of each reinforcing rib is zero. 专利 申请日期: 2013-01-01, 公开日期: 2013-06-05 作者:  GAO R HUANG Y WEI Y LIU S NIU L ZHA 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/13 Wind electric censor repairing crane, has pre-tightening force oil cylinder connected with left holding tower ring, tower oil cylinder fixed with piston rod, and base connected with left and middle holding tower rings. 专利 申请日期: 2013-01-01, 公开日期: 2013-10-23 作者:  HUANG J LI Z LIU R LIU Y TANG J WAN 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/13