The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 11, 2013
Filed:
Jul. 27, 2010
Ying-chien Tsai, Niaosong Township, TW;
Jia-hao LI, Niaosong Township, TW;
Jeng-nan Lee, Niaosong Township, TW;
Wen-yuh Jywe, Huwei Chen, TW;
Ying-Chien Tsai, Niaosong Township, TW;
Jia-Hao Li, Niaosong Township, TW;
Jeng-Nan Lee, Niaosong Township, TW;
Wen-Yuh Jywe, Huwei Chen, TW;
National Formosa University, Yunlin Hsien, TW;
Cheng Shiu University, Kaohsiung County, TW;
Abstract
An auto-scraping apparatus for a work piece of a hard rail has a tracking device, a driving device and a tool device. The tracking device has a connecting frame, a moving frame, a lifting frame and a tool frame. The moving frame is movably connected to the connecting frame. The lifting frame is movably connected to the moving frame. The tool frame is rotatably connected to the lifting frame. The driving device is connected to the tracking device and has two linear motion units and a rotating motion unit. One of the linear motion units drives the moving frame and the other linear motion unit drives the lifting frame. The rotating motion unit is mounted in the tool frame and has a rotating shaft. The tool device is detachably connected to the driving device and has a tool carrier and a relieving tool.