US Patent 11634053 Angle mechanism passenger seat sleeping pillow

To ensure that passengers sleep in a good quality, comfortable and healthy sleep during their bus, airplane and train journeys and to prevent the eclipses occurring in the neck after the journey, a passenger seat sleeping pillow has an angled working principle in accordance with head and neck anatomy. The passenger seat with angle mechanism that can be produced in the system is related to the sleeping pillow and angle mechanism provides two types of assembly (FIG.