发明授权
US07789069B2 Check valve, and injector with hydraulic booster and check valve 有权
止回阀和带液压助力器和止回阀的进样器

Check valve, and injector with hydraulic booster and check valve
摘要:
The invention relates to a check valve with a spherical valve element whose service life and operating reliability is considerably increased in relation to conventional check valves. The improved check valve is used in an injector for a fuel injection system of an internal combustion engine, having a hydraulic pressure booster.
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