FIELD: engines and pumps.
SUBSTANCE: gear pump includes two engaged gears 4, 5 that are by means of actuated drive shaft 7 and support trunnion 21 are installed with possibility of rotation in housing 1, and between inlet hole and outlet hole there formed is system 6 of delivery passages, and with several gaps formed between housing 1, gears 4, 5, drive shaft 7 and support trunnion 21. One of the gaps is formed between drive shaft 7 and one of gears 4. In this gap there located is connection device 9 for connection so that drive shaft 7 with gear 4 cannot be turned. Gap between drive shaft 7 and gear 4 is sealed in relation to edges of gear 4 by means of sealing means 14.1, 14.2.
EFFECT: improvement of gear pump in which gaps connected to system of delivery passages and provided in pump body were easily flushed.
17 cl, 6 dwg
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