A combination of cable-pull hydraulic upper pump and cable-pull hydraulic disc brake includes a cable-pull hydraulic upper pump which is used with a bicycle handlebar stem, and includes an upper pump that has a first cylinder and a second cylinder. The upper pump includes a first oil outlet and a second oil outlet that radially connect to the first cylinder. An oil passage hole is coaxially arranged with the second oil outlet and connects the first cylinder and the second cylinder. Two drive members are installed in the first cylinder and the second cylinder. Two brake cables are connected to the two drive. The hydraulic fluid in the first cylinder flows out from the first oil outlet. The hydraulic fluid in the second cylinder flows out from the second oil outlet via the oil passage hole.
COMBINATION OF CABLE-PULL HYDRAULIC UPPER PUMP AND CABLE-PULL HYDRAULIC DISC BRAKE
31.07.2025
Patent
Elektronische Ressource
Englisch
IPC: | B62L BRAKES SPECIALLY ADAPTED FOR CYCLES , Bremsen, besonders für Fahrräder oder Motorräder ausgebildet |
COMBINATION OF CABLE-PULL HYDRAULIC UPPER PUMP AND CABLE-PULL HYDRAULIC DISC BRAKE
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