The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
This paper introduces a wall-climbing robot of investigation that uses the passive vibration of the negative pressure adsorption mode and the new type of round of foot-type alternating walking. It describes the working principle of the robot and its key structure, its main components were checked and the simulation analysis, and the component of the controllable system was illustrated.
The new toilet system which applied to the train was designed. The toilet system can separate the excrement and urine in the source, and deal with them individually. The problem that the direct discharge of excrement and urine polluted the surrounding environment was solved by this way. The flushing system was driven by the negative pressure which generated by the air around the high-speed train....
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.