Original document(9 pages) Authorized document(8 pages) 中文版
    A rotating axle-type electric window opener features that a pair of hinges is arranged between window frame and window sash, a rotating axle passing through then is driven by an electric motor via worm gear speed reducer, controllable engaged clutch and a pair of internally engaged gears for opening the window sash, an electromagnet controlled lock is installed between window frame and window sash, and a handle for manually opening the window sash is arranged.
Application Number
申请号		 03115180 Application Date
申请日		 2003.01.22
Title 名称 Roating shaft type electric device for opening windows
Publication Number
公开号		 1431381 Publication Date
公开日		 2003.07.23
Approval Pub. Date Granted Pub. Date 2005.08.31
International Classification 分类号 E05F15/12,E05B47/04
Applicant(s) Name
申请人		 Dong Xiangyi
Address 地址 315016
Inventor(s) Name 发明人 Li Yumao
Attorney & Agent 代理人 liu saiyun
More information 更  多  信  息


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