Донбасский Государственный Технический Университет
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Донбасский Государственный Технический УниверситетfiledCriticalДонбасский Государственный Технический Университет
Priority to UAU201001618UpriorityCriticalpatent/UA52023U/en
Publication of UA52023UpublicationCriticalpatent/UA52023U/en
A crusher contains a chamber, a spring placed at the bottom of chamber and a ball installed thereon, and a guiding rod and additional balls. Each ball has a hole and is located on the rod with possibility of vertical reciprocating motion, and the diameters of balls increase top-down.
Lamp formed by a rectangular prismatic body with rounded vertical vertices, from the middle of its lower face a straight cylindrical body with a recessed lower face projects downwards.