Rocker chair

Claim 1

A ROCKING CHAIR COMPRISING A BASE, A BODY-SUPPORTING UNIT, A ROCKER MEMBER MOUNTED ON SAID BASE FOR ROCKING THEREON, MOUNTING MEANS MOUNTING SAID BODYSUPPORTING UNIT ON SAID ROCKER MEMBER FOR REARWARD MOVEMENT THEREON FROM A NORMAL SITTING POSITION TO A TILTED SITTING POSITION, A LEG-REST, A LEG-REST CONTROL LINKAGE OPERATIVELY CONNECTED BETWEEN SAID BODY-SUPPORTING UNIT AND SAID ROCKER MEMBER TO MOVE SAID LEG-REST FROM A RETRACTED POSITION TO AN ELEVATED LEG-SUPPORTING POSITION IN RESPONSE TO SAID REARWARD MOVEMENT OF SAID BODYSUPPORTING UNIT ON SAID ROCKER MEMBER TO SAID TILTED SITTING POSITION INCIDENT TO REARWARD PRESSURE AGAINST SAID BACK-REST BY THE CHAIR OCCUPANT, SAID BODY-SUPPORTING UNIT AND SAID ROCKER MEMBER WHEN IN SAID NORMAL SITTING POSITION WITH SAID LEG-REST IN SAID RETRACTED POSITION HAVING A FIRST STABLE EQUILIBRIUM POSITION AND BEING ROCKABLE ON SAID BASE FORWARDLY AND REARWARDLY ABOUT SAID FIRST STABLE EQUILIBRIUM POSITION UNDER CONTROL OF THE CHAIR OCCUPANT, THE REARWARD MOVEMENT OF SAID BODYSUPPORTING UNIT RELATIVE TO SAID ROCKER MEMBER UNDER CONTROL OF SAID MOUNTING MEANS CAUSING SAID ROCKER MEMBER TO ROCK REARWARDLY TO ASSUME A SECOND STABLE EQUILIBRIUM POSITION RELATIVE TO SAID BASE, THE COMBINED EFFECT OF THE REARWARD ROCKING OF SAID ROCKER MEMBER TO SAID SECOND STABLE EQUILIBRIUM POSITION AND THE REARWARD MOVEMENT OF SAID BODY-SUPPORTING UNIT UNDER CONTROL OF SAID MOUNTING MEANS CAUSING SAID BODYSUPPORTING UNIT TO ASSUME SAID TILTED SITTING POSITION, SAID LEG-REST BEING MOVED TO SAID ELEVATED LEG-SUPPORTING POSITION IN RESPONSE TO THE REARWARD MOVEMENT OF SAID BODYSUPPORTING UNIT INTO SAID TILTED SITTING POSITION, SAID BODYSUPPORTING UNIT AND ROCKER MEMBER WHEN IN SAID TILTED SITTING POSITION WITH SAID LEG-REST IN SAID ELEVATED LEGSUPPORTING POSITION BEING ROCKABLE ON SAID BASE FORWARDLY AND REARWARDLY ABOUT SAID SECOND STABLE EQUILIBRIUM POSITION OF SAID ROCKER MEMBER ON SAID BASE UNDER CONTROL OF THE CHAIR OCCUPANT.