发明名称 |
ПУАНСОН ДЛЯ ОБРАТНОГО ВЫДАВЛИВАНИЯ ИЗДЕЛИЙ ТИПА СТАКАНОВ |
摘要 |
FIELD: plastic working of metals, possibly forming by extrusion sleeve type articles used, namely for making envelopes of bimetallic products. ^ SUBSTANCE: punch includes stem portion and cylindrical working portion having on end face concentric turnings with depth in range 0.05 - 0.10 mm. Diameter of turning maximally spaced from punch axis does not exceed 0.7 diameter of end face of working portion of punch. ^ EFFECT: enhanced quality of formed articles. ^ 3 dwg, 1 ex |
申请公布号 |
RU2003106476(A) |
申请公布日期 |
2005.01.10 |
申请号 |
RU20030106476 |
申请日期 |
2003.03.07 |
申请人 |
Открытое акционерное общество "Новосибирский завод химконцентратов" (RU) |
发明人 |
Белоконь Иван Михайлович (RU);Бойко Александр Васильевич (RU);Труфанов Михаил Алексеевич (RU) |
分类号 |
B21J13/03;B21K21/00 |
主分类号 |
B21J13/03 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|