发明名称 |
METODO PARA FORMAR MECANICAMENTE UN SURCO, ANULAR EN UNA PARED Y SU CORRESPONDIENTE ACCESORIO DE ESTABILIZACION' |
摘要 |
<p>A stabilizing attachment for a boring head is provided. The attachment includes a clamp for engaging a rotatable head plate of the boring head, a pair of support arms extending axially of the annular clamping ring, and a transverse plate carried by the support arms at their outer ends. The transverse plate supports a shaft on which is mounted an anti-friction bearing, the outer race of which engages an opening in the wall of a pressure vessel. A bit carried by the head plate of the boring head moves in an annular path to cut a gasket seat about the opening. A method of cutting an annular groove in a wall, utilizing a stabilizing attachment for a boring head which engages in an opening in the wall.</p> |
申请公布号 |
ES536053(D0) |
申请公布日期 |
1986.06.01 |
申请号 |
ES19530005360 |
申请日期 |
1984.09.19 |
申请人 |
WESTINGHOUSE ELECTRIC CORPORATION |
发明人 |
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分类号 |
B23B29/03;B23B3/26;B23B41/00;B23B45/14;(IPC1-7):B23B41/00;G21D1/00;B23B5/00;B23B35/00 |
主分类号 |
B23B29/03 |
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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