Height regulation device for tripod pizarras (Machine-translation by Google Translate, not legally binding)

摘要

A height adjustment device for tripod slates, comprising two front, metal tubes of square section (piece no. 1) at the end of which there is a through hole. A third auxiliary tube (metal of square section (piece no.2) at the end of which there are two through holes.) we also find a writing surface made of metal plate (piece no. 3) punched and folded in a suitable way for use, two polymer circular handles (piece no.4) with metal insert for threading accompanying these pieces there is also an internal structure (piece no.5) made of rectangular section melanin in which the different parts mentioned above are fixed. Optional internal (piece no. 6) made of metallic wire. (Machine-translation by Google Translate, not legally binding)