US Patent 12091997 Remote engine oil drain

A remote oil drain system and method, which includes a drain fitting with a hose end that can be coupled to a hose, a drain plug end, and a flange at the intersection of the hose end and the drain plug end. The flange having a key that prevents rotation when interfacing with a corresponding keyway. The drain plug configured to engage with internal threads of the drain fitting. A mounting member configured to be coupled to the chassis, its profile allowing the drain plug end of the drain fitting to pass through to the flange. The mounting member having a keyway to interlock with the key of the drain fitting flange. A locking member engaged with the externally threaded surface of the drain fitting and the proximate the mounting member.