FIELD: transport.
SUBSTANCE: invention relates to aircraft fuel systems. Fuel tank valve consists of the body with channel to communicate fuel tank with atmosphere, lower and upper shut-off members arranged coaxially and in succession. Every said shut-off member consists of pressure bush and shut-off element to be fitted on appropriate body seat and coupled with pressure bush to provided clearance in lengthwise and crosswise directions. Pressure bush top parts have wrench seats. Pressure bush of lower shut-off member is screwed to the body, while that of upper shut-off member is screwed to detachable plug bayonet-jointed to the body. Lower part of shut-off member has multi-face seat corresponding to that for aforesaid wrench.
EFFECT: higher valve tightness.
3 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| VENT VALVE OF FLYING VEHICLE FUEL TANK | 2006 |
|
RU2313025C1 |
| AIRCRAFT FUEL TANK OVERFLOW VALVE | 2006 |
|
RU2334655C1 |
| DOUBLE-ACTING VALVE | 2008 |
|
RU2364555C1 |
| DIESEL ENGINE FUEL PUMP PRESSURE VALVE TEST DEVICE | 2019 |
|
RU2722703C1 |
| DRAIN VALVE | 2022 |
|
RU2781024C1 |
| FLIGHT VEHICLE FUEL TANK | 2007 |
|
RU2350516C1 |
| DRAIN VALVE | 2022 |
|
RU2782286C1 |
| SQUEEZE DRAIN VALVE | 2022 |
|
RU2796042C1 |
| DEVICE FOR SEALING OF WELL MOUTH | 1998 |
|
RU2124114C1 |
| FILLING-UP-DRAINING DEVICE TO FILL ONBOARD TANKS WITH CRYOHENIC, EXPLOSIVE OR TOXIC FUEL COMPONENTS | 2006 |
|
RU2333137C1 |
