Patent ID: 9381840
Filing Date: 2016-07-05
CPC Classification: B60N

Claim Text:
1. A seat comprising: a seat cushion; and a seatback having an upper half and a lower half formed integral with the upper half; wherein the upper half of the seatback has a seat surface extending upward, first inclined backward and then inclined forward before a top part; the lower half is narrower than the upper half; the seat cushion has a U-notch, as seen from an upper surface side of the seat cushion, made in a middle part of a rear end and loosely holds the lower half of the seatback in the U-notch, and the seat cushion and the seatback are lifted or lowered, relative to each other without providing a gap between the rear end of the seat cushion and the lower end of the seatback; the rear end of the seat cushion bulges at left and right edge; the seat cushion is lifted and lowered by a seat lifter; and wherein the seatback is secured to a strut, and the strut comprises a fixed pole and a movable pole able to move with respect to the fixed pole; and the seatback is secured to the movable pole and is lifted and lowered and inclines to the movable pole forward and backward.