| 摘要 |
<p>1522080 Reciprocating pumps; treating IC engine charge SOC ANON AUTOMOBILES CITROEN 7 Dec 1976 [12 Dec 1975] 50897/76 Headings F1A and F1B [Also in Division F2] In an hydraulic system of a motor vehicle comprising a single cylinder pump 1 driven by the vehicle engine cam-shaft and drawing from a reservoir 22, gas entering the pump casing space 21, Fig. 1, from the engine 2 on which it is mounted, and leakage liquid entering space 21 from pump cylinder 5 are sucked into the combustion air intake filter 28 of the engine via connection 20 and line 27, chamber 21 also being connected to the air space above the liquid in reservoir 22 via connection 19 and a check-valve 23, Fig. 3 (not shown), (see Division F2), the air space being connected to atmosphere via a dust filter 25, Fig. 4 (not shown).</p> |
