Patent ID: 11858646
Assignee: M.E.RIN SRL
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 6:
7. A process for the construction of a wing drop fuel tank, comprising the following steps:
constructing two rigid half-shells;
coupling said two rigid half-shells to one another creating a single rigid tank;
making a first access port and a second port at the upper part of one of said half-shell of said tank;
inserting second flexible tank made of a flexible material through said first access port of said tank, said second flexible tank having two ports each of which comprises a respective first and second flange;
arranging said second flexible tank inside said rigid tank so that said first and second flanges are matched with said first and second ports at said rigid tank; and
applying a closure plate at said first upper port of said tank, said closure plate being removably locked on said tank by clamping screws which engage with respective threaded holes integrally formed at said first flange, said first flange being integral with said second flexible tank.