| 摘要 |
The present invention relates to an air-compressing device (1) for a cycle (2), said cycle being provided with a crankset (200), said device (1) including at least one cartridge (3) for storing compressed air, and a compression means (6) which is connected to said cartridge (3) and which consists of a means (7) for engaging with said crankset (200) and at least a first (8) and second (9) compression chamber, each of which is provided with an air piston (80, 90), characterized in that said engagement means (7) is connected to each piston (80, 90) and translatably drives the stroke of each piston so as to carry out compression in the respective chamber (8, 9), and in that said first chamber (8) is connected to said second chamber (9) so as to transfer the compressed air within said first chamber (8) to said second chamber (9) when compression is being carried out in the latter. |
