Alain Guinot

Method and apparatus for regulating the internal pressure of a ventilated, closed space subjected to variations in external pressure

First/second-class convertible two-seater seat and method of converting such a seat

Second-class two-seater seat that can be converted into a first-class single-seater seat and vice versa and method of converting such a seat

Process and device for the internal pressure control of a ventilated enclosure

Articulated train rake and car for making up such a rake

Second class, two-seat bench changeable into a first class, single seat bench and vice versa and method of changing such a bench

Banquette deux places modulable premiere-seconde classe et procede de transformation d'une telle banquette

Articulated rake of coaches and coach to set up such a rake

Two-seat bench changeable for use in first and second classes and method of changing such a bench

RAME DE TRAIN ARTICULEE ET VOITURE PERMETTANT DE CONSTITUER UNE TELLE RAME