Combination lid and seat

Claim 1

A LID-SEAT ASSEMBLY FOR AN OPEN TOP CONTAINER, COMPRISING A UNIT INCLUDING A MEMBER REMOVABLY ENGAGEABLE WITH SAID CONTAINER TO CLOSE THE OPEN TOP THEREOF AND HAVING A SEAT PORTION, SAID UNIT ALSO INCLUDING A BACK REST, MEANS PIVOTALLY CONNECTING SAID BACK REST TO SAID MEMBER FOR SWINGING MOVEMENT FROM A POSITION OF USE PROJECTING IN A GENERALLY UPWARD DIRECTION FROM AN EDGE OF SAID SEAT PORTION TO A COLLAPSED POSITION OVERLYING SAID SEAT PORTION, MEANS MOUNTING SAID UNIT FOR MOVEMENT FROM A CLOSED POSITION IN WHICH SAID MEMBER CLOSES THE OPEN TOP OF SAID CONTAINER AS AFORESAID TO AN OPEN POSITION AT ONE SIDE OF SAID CONTAINER INCLUDING FIRST AND SECOND PIVOTS RESPECTIVELY ON SAID CONTAINER AND ON SAID BACK REST, AN ELONGATED MEMBER HAVING A LONGITUDINALLY SLIDING PIVOTAL CONNECTION WITH BOTH SAID FIRST AND SECOND PIVOTS, THE AXES OF SAID PIVOTS AND THE AXIS OF SWINGING MOVEMENT OF SAID BACK REST BEING MUTUALLY PARALLEL SO THAT IN THE CLOSED POSITION OF SAID UNIT SAID BACK REST MAY SWING BETWEEN ITS POSITION OF USE AND ITS COLLAPSED POSITION WITHOUT INTERFERENCE.