What Is a Bath Escape?

So it's a deep water submersible if you will. Yeah okay I mean everything in this that we're dealing with is a submersible. Yes yes yes but I mean there's a different design to like the ships that they take like into the Marianas Trench and shit right? Oh well what did you what did you have in mind? A bath escape. This you know something that incorporates a bathysphere but is still sturdy and bigger. And some inspiration here like the sort of dual rails of the enterprise or the sort of horizontal slit of to return to the millennium falconMaybe it's big turbines maybe it's a propeller maybe it's you know whatever.