发明名称 |
Structure for joining impeller to rotatable shaft |
摘要 |
<p>A fluid machine including a shaft and an impeller, wherein the impeller has a shaft bore into which the shaft is inserted, and wherein the impeller is coupled to the shaft by an interference fit. The fluid machine further includes a positioning part provided between the shaft and the impeller, for positioning the impeller at a predetermined position on the shaft; a fitting part provided inside the shaft bore and adjacent to the positioning part, for forming the interference fit between the shaft and the impeller; and a loose-insertion part provided inside the shaft bore and adjacent to the fitting part, for forming a clearance between the shaft and the impeller.</p> |
申请公布号 |
EP1793124(A2) |
申请公布日期 |
2007.06.06 |
申请号 |
EP20060024462 |
申请日期 |
2006.11.24 |
申请人 |
FANUC LTD |
发明人 |
KAWAI, SATORU;OHTA, KAZUYA;EGAWA, AKIRA |
分类号 |
F01D5/02;F04D29/26;F04D29/20 |
主分类号 |
F01D5/02 |
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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