发明名称 |
DRUCKMITTEL-ANGETRIEBENES BETÄTIGUNGSGLIED EINES VENTILS |
摘要 |
<p>A fluid-actuated valve control actuator, comprising a body (2) in which two mutually opposite pistons (3) are accommodated, each piston (3) being provided with a rack (4) and being adapted to engage a shaft (6) for actuating a stem of a valve, characterized in that an end (9) of the actuation shaft (6) that lies opposite to an end adapted to engage the stem of a valve is octagonal for engagement with an indicator (10) for indicating the opening/closure of the valve. <IMAGE></p> |
申请公布号 |
AT282774(T) |
申请公布日期 |
2004.12.15 |
申请号 |
AT19990118081T |
申请日期 |
1999.09.24 |
申请人 |
AIR TORQUE S.P.A. |
发明人 |
MARINONI, ANTONIO;PARIS, IGNAZIO;ROTA, SANTO;TRAPLETTI, LIBERO |
分类号 |
F15B15/08;F15B15/28;F16K31/163;F16K37/00;(IPC1-7):F15B15/08 |
主分类号 |
F15B15/08 |
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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