Bouncing and swiveling infant support structure

An infant support structure comprising:

• a support base to support the infant support structure on a supporting surface;
• a seat supported by the support base at a distance above the supporting surface;
• a lift mechanism configured to selectively impart vertical movement to the seat;
• and
• a rotation mechanism configured to, independently of the lift mechanism, rotate the seat about a pivot point disposed within a lateral periphery of the seat, wherein the lift mechanism is configured to allow rotational movement to be imparted to the seat while the seat is undergoing vertical movement.

An infant support structure comprising:

• a support base to support the infant support structure on a supporting surface, the support base including a housing and a carriage operable to rotate relative to the housing, the carriage including a bottom portion and a top portion;
• a movement mechanism including a lift mechanism configured to vertically move the top portion relative to the bottom portion and a rotation mechanism configured to, independently of the lift mechanism, rotate the carriage relative to the housing;
• and
• a seat coupled to the carriage and configured to receive an infant.