| 摘要 |
The invention relates to a device regulating the rate of fuel admission applicable to the injection of fuel in spark ignition engines. According to the invention, the device comprises a casing (A) consisting of a housing (1) of an injection pump, a support housing (2) and a cover (3), said support housing comprising a rotor casing (4) mounted onto a shaft (5) of the injection pump, a stator (6) having permanent magnets (7) being mounted inside the rotor casing (4) onto a shaft (8) on which there is also mounted a pinion (9) geared with a toothed quadrant (10) which, by means of a lever (11) and a balance arm (12) and a lever (13), moves axially a profiled drum (14) mounted on a shaft (15) rotating proportionally with the rotation of a choke valve, a feeler (16) in permanent contact with the profiled drum (14) is articulated with the levers (17, 18, 19 and 20) and a rack (21) for regulating the fuel rate, a flat spiral balancing spring (22) being initially stressed by means of levers (23 and 24), the stress in the flat spiral spring (22) being finally adjusted by a screw (26) secured by a back nut (27).
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