| 摘要 |
1,043,728. Compressors; vacuum engines. FICHTEL & SACHS A.G. Aug. 21, 1963 [Aug. 24, 1962], No. 33156/63. Addition to 979,739. Headings FIN and F1S. In a compressor as claimed in the parent Specification wherein a piston 16, Fig. 2 (not shown), is connected by a rod 18 to the diaphragm piston 17 of a vacuum operated motor having the working chamber 3<SP>1</SP> connected by a duct 6 to the intake manifold of an I.C. engine or through a filter 26 to ambient atmosphere according to the setting of a valve 9 rocked about a pin 10 by cup-shaped members 19, 20 secured to pistons 16, 22 respectively, the side of the diaphragm 17 remote from the chamber 3<SP>1</SP> serves together with a casing 27 as a compressor chamber 34 provided with an inlet valve 28 and an outlet valve 29. |
