发明名称 |
Shaft coupling and arrangement for fluid machine and refrigeration cycle apparatus |
摘要 |
An oil supply passage (68) is formed inside a rotating shaft (56) of a compression mechanism (21). An oil supply passage (38) is formed inside a rotating shaft (36) of an expansion mechanism (22). A boss portion (81) is provided at a lower end of the rotating shaft (56). A shaft portion (82) that is engaged in the boss portion (81) is provided at an upper end of the rotating shaft (36). The circumference of a coupling part (80), which includes the boss portion (81) and the shaft portion (82) is covered by an upper bearing (42) of the expansion mechanism (22). The upper bearing (42) supports both the rotating shaft (36) and the rotating shaft (56). |
申请公布号 |
US8127567(B2) |
申请公布日期 |
2012.03.06 |
申请号 |
US20060994299 |
申请日期 |
2006.05.17 |
申请人 |
OGATA TAKESHI;HASEGAWA HIROSHI;MATSUI MASARU;OKAICHI ATSUO;TAMURA TOMOICHIRO;WADA MASANOBU;PANASONIC CORPORATION |
发明人 |
OGATA TAKESHI;HASEGAWA HIROSHI;MATSUI MASARU;OKAICHI ATSUO;TAMURA TOMOICHIRO;WADA MASANOBU |
分类号 |
F25B43/02 |
主分类号 |
F25B43/02 |
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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