| 摘要 |
A ROTARY VANE COMPRESSOR A rotary vane compressor (2) comprising a body (4), a bore (6) in the body (4), a rotor (8) mounted for rotation in the bore (6), and a plurality of sliding vanes (10) which are slideably mounted in slots (12) in the rotor (8) such that the sliding vanes (10) are extendible at a radial angle with respect to the rotor (8), the bore (6) being such that it has a central portion (14) and a pair of lobe portions (16, 18) which are positioned one on either side of the central portion (14), the rotor (8) being mounted for rotation in the central portion (14) such that the lobe portions (16, 18) form a pair of compression chambers during use of the rotary vane compressor (2) and the central portion (14) and the lobe portions (16, 18) together having a bore wall (20) which is such that during use of the rotary vane compressor (2) the outer ends (22) of the vanes (10) are always in contact with the bore wall (20).
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