Vehicle seat with a retractable sub vehicle seat

Details Vehicle seat with a retractable sub vehicle seat Vehicle seat with a retractable sub vehicle seat

1996-10-23

1998-03-03

Nelson, Jr., Milton

Chairs and seats

Plural related seats

Movement of one seat effects storage of either seat

29734413, 297114, B60N 230

Patent

active

057227241

ABSTRACT:
A vehicle seat comprises a main seat portion, a main backrest rotatably attached to the main seat portion, and a retractable sub vehicle seat. The sub vehicle seat has a recess formed on a rear side of the main backrest, a sub backrest rotatably attached to the main backrest, and a locking mechanism for holding the sub backrest on a retracted position or an upright position. The main backrest has a frame assembly rotatably attached to the main seat portion, a front cushion section attached to a front side of the frame assembly, and a rear cushion section attached to a rear side of the frame assembly. The rear cushion section is positioned in a bottom of the recess for supporting buttocks of a passenger who sits on the recess. The rear cushion section has a dent portion for supporting the buttocks and a bulged portion for supporting thighs of the passenger. The locking mechanism comprises a locking plate having a first groove and a second groove fixed to the sub backrest, and a locking spring attached to the main backrest and selectively engaged with the first groove and the second groove.

REFERENCES:
patent: 2481943 (1949-09-01), Murphy et al.
patent: 3094354 (1963-06-01), Bernier
patent: 4541654 (1985-09-01), Jonasson
patent: 4655503 (1987-04-01), Kamijo et al.
patent: 5169209 (1992-12-01), Beroth
patent: 5322344 (1994-06-01), Hoffman et al.

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