| 摘要 |
FIELD: machine building. ^ SUBSTANCE: torch is equipped with plastic handle and two brass tubes for oxygen and flammable gas supply, at the same time torch shaft is made of two fixed unified modules, the first of which, making 2/3 of shaft length, is specified plastic handle and brass tubes installed in it, and the second module is arranged on remaining section of shaft and is arranged in the form of monolith case made of aluminium alloy and is cut through by channels of oxygen and combustible mixture. ^ EFFECT: reduction of metal intensity, weight and development of shaft with low heat conductivity of handle. ^ 3 cl, 2 dwg |
