Clamping device for a bag-type receptacle

Claim 1

CLAMPING DEVICE FOR USE IN SUPPORTING A BAG-TYPE RECEPTACLE IN RELEASABLY CLAMPED RELATION UPON A SUPPORT SUCH AS A BED OR THE LIKE, SAID CLAMPING DEVICE INCLUDING A SUBSTANTIALLY FLAT STATIONARY CLAMPING MEMBER DETACHABLY CONNECTIBLE TO THE SIDE RAIL OF A BED, SAID STATIONARY CLAMPING MEMBER HAVING A POSITIONING FLANGE INTEGRALLY FORMED WITH ONE EDGE THEREOF FOR ENGAGE MENT WITH THE UPPER SURFACE OF THE BED SIDE RAIL TO PERMIT ORIENTING OF SAID STATIONARY CLAMPING MEMBER IN UPRIGHT RELATION, A MOVABLE CLAMPING MEMBER PIVOTALLY CONNECTED TO SAID STATIONARY CLAMPING MEMBER FOR PIVOTAL MOVEMENT RELATIVE THERETO BETWEEN CLAMPING AND RELEASE POSITIONS, ONE OF SAID CLAMPING MEMBERS HAVING AN ELONGATE SLOT THEREIN, THE OTHER OF SAID MEMBERS HAVING AN ELONGATE SMOOTHLY ARCUATE CONVEX CLAMPING SURFACE DISPOSED IN OPPOSED RELATION WITH RESPECT TO SAID SLOT AND BEING ENGAGEABLE WITH PORTIONS OF SAID OTHER MEMBER DEFINING THE PERIPHERAL EDGES OF SAID SLOT WHEN SAID MEMBERS ARE DISPOSED IN CLAMPING POSITION FOR CLAMPING THE TOP MARGINAL EDGE PORTION OF A BAG TYPE RECEPTACLE THEREBETWEEN, SAID CONVEX CLAMPING SURFACE BEING DISENGAGEABLE FROM SAID SLOT DEFINING PERIPHERAL EDGES WHEN SAID MOVABLE MEMBER IS PIVOTED TO THE RELEASE POSITIONS TO PERMIT READY REMOVAL OF THE RECEPTACLE THEREFROM, RESILIENT MEANS NORMALLY URGING SAID MEMBERS TO SAID CLAMPED POSITION AND A BAG POSITIONING ELEMENT INTEGRALLY FORMED WITH SAID ONE CLAMPING MEMBER AND BEING DISPOSED ABOVE BUT IN CLOSE PROXIMITY TO THE CONVEX CLAMPING SURFACE AND SAID SLOT DEFINING PERIPHERAL EDGES, SAID POSITIONING ELEMENT BEING RECEIVED WITHIN A RECESS IN THE UPPER MARGINAL EDGE PORTION OF THE RECEPTACLE WHEN THE LATTER IS CLAMPED BETWEEN SAID CONVEX CLAMPING SURFACE AND SAID SLOT-DEFINING PERIPHERAL EDGES.