| 摘要 |
A compressor mountable in an annular tire cavity (12) is disclosed. The compressor (14, 114, 214) comprises an air inlet (28), an air outlet (30), a body (40) in which are formed a blind hole (46) having a sidewall, a compression chamber (42) in fluid communication with the air inlet (28) and the air outlet (30), a compression piston (60) configured for reciprocating in the compression chamber (42) for providing compressed air to the tire cavity (12) through the air outlet (30), a hydraulic fluid passage (58) for providing hydraulic fluid into the blind hole (46), and a guiding piston (56) configured for reciprocating in the blind hole (46) in sealed contact with the sidewall and for guiding a reciprocating movement of the body (40) relative to the compression piston (60). Also, a tire assembly comprising a pneumatic tire (4) having a tire cavity (12) and such a compressor (14, 114, 214) is disclosed. |
