CONDENSATE AND RESIDUAL FUEL DRAINING DEVICE

摘要

FIELD: aircraft manufacture; fuel filling equipment. SUBSTANCE: device has housing 1 mounted in tank through sealing device 2 flush with skin of flying vehicle. Housing 1 has cover 4 and drain hole in end portion which is closed by spring-loaded valve fitted in housing; valve is provided with sealing device. Draining device is additionally provided with second spring-loaded valve 9 made from dielectric material and fitted above first valve at minimum clearance; working edge of this valve is engageable with inner surface of end portion of housing 1. Valve is fitted through thread and is provided with its sealing device 5, taper seat 6 of first valve and support 12 with locking nut. First valve 1 has surface where sealing device is mounted which is engageable with taper surface of seat 6; support 12 is made in form of cup with holes in lateral surface. Support 12 is mounted on valve body by means of locking nut screwed on cover 4 of housing 1. EFFECT: spark safety of fuel tanks on side of condensate and residual fuel draining device. 2 cl, 3 dwg