发明名称 |
Electrically driven press feed mechanism - has housing fitting to moving portion with windings round magnetisable guide pin |
摘要 |
<p>The feed mechanism is for use with an electrically-driven press having a set of punches and dies with a first stationary portion, and a second one moving in relation to the first and to an oblong magnetisable guide pin. It has a housing fixed to the moving portion, and accommodating annular winding. the guide pin fits in a bore in the housing inside the windings when the housing is fixed to the moving portion. Connections are provided for the windings to a power supply. The housing can be of magnetisable material, and can also contain thermostats cutting off the supply to the windings when temperature inside the housing reaches a predetermined value.</p> |
申请公布号 |
NL7707377(A) |
申请公布日期 |
1979.01.08 |
申请号 |
NL19770007377 |
申请日期 |
1977.07.04 |
申请人 |
NORMAN RICHARD DOHERTY TE FARMINGDALE EN RICHARD FRANCIS DOHERTY TE STONY BROOK, NEW YORK, VER. ST. V. AM. |
发明人 |
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分类号 |
B21D28/20;B30B1/42;(IPC1-7):21D28/20;26D5/08 |
主分类号 |
B21D28/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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