Easel construction

Claim 1

IN COMBINATION AN EASEL FRAME COMPRISING TWO INVERTED U-SHAPED FRAME MEMBERS EACH OF WHICH COMPRISES A CROSS ELEMENT AND TWO PARALLEL ARM ELEMENTS, THE ARM ELEMENTS OF SAID MEMBERS BEING INTERCONNECTED INTERMEDIATE THE ENDS THEREOF BY PIVOTED BRACE MEMBERS, SAID FRAME MEMBERS BEING INTERCONNECTED ADJACENT THE ENDS OF THE ARM ELEMENTS ADJACENT THE CROSS ELEMENTS BY UPPER PIVOTED BRACE MEMBERS, A CROSS MEMBER INTERCONNECTING THE ARMS OF ONE FRAME MEMBER AT A POINT ADJACENT THE MID POINT OF SAID ARM ELEMENTS, AN INTERMEDIATE SUPPORT MEMBER EQUALLY SPACED BETWEEN SAID ARM ELEMENTS OF THE ONE FRAME MEMBER EXTENDING FROM SAID CROSS ELEMENT TO SAID CROSS MEMBER, AN EASEL BOARD COMPRISING A FLAT SURFACE STRUCTURE HAVING THREE EDGE MEMBERS SECURED TO THE PERIPHERY OF THE EASEL BOARD OF THE FLAT STRUCTURE ON THE REAR SURFACE THEREOF ALONG THE TOP AND DOWN THE TWO SIDES THEREOF, THE TWO SIDE EDGE MEMBERS BEING SPACED APART A DISTANCE SUFFICIENT TO RECEIVE THE ARM ELEMENTS OF SAID ONE U-SHAPED MEMBER THEREBETWEEN, SAID SIDE EDGE MEMBERS HAVING INWARDLY EXTENDING PLATE-LIKE MEMBERS SECURED THERETO ADJACENT THE ENDS THEREOF REMOTE FROM THE TOP EDGE MEMBER AND EXTENDING INWARDLY OVER THE REAR SURFACES OF SAID ARM ELEMENTS OF THE FIRST U-SHAPED MEMBER TO INTERENGAGE SAID BOARD AND FRAME IN SLIDING RELATIONSHIP, STOP MEANS ON THE REAR SURFACE OF SIAD FLAT SURFACE STRUCTURE FOR ABUTTING THE CROSS ELEMENT OF THE ONE U-SHAPED MEMBER TO LIMIT MOVEMENT OF THE EASEL BOARD RELATIVE TO THE FRAME IN A FIRST DIRECTION, SAID INWARDLY EXTENDING MEMBERS DISPOSED TO ENGAGE THE UPPER BRACE MEMBERS TO LIMIT THE MOVEMENT OF THE BOARD RELATIVE TO THE FRAME IN A SECOND DIRECTION, A SILL MEMBER CARRIED BY THE FRONT FACE OF SAID FLAT STRUCTURE AT THE BOTTOM EDGE THEREOF, A HOLDING MEMBER SECURED TO SAID SILL MEMBER INTERMEDIATE THE SIDE EDGES OF SAID EASEL BOARD AND VERTICALLY ALIGNED WITH SAID INTERMEDIATE SUPPORT MEMBER, SAID HOLDING MEMBER COMPRISING A PAIR OF PLATE-LIKE MEMBERS, A PIVOT PIN HINGING SAID PLATE-LIKE MEMBERS TOGETHER, A SPRING ENCOMPASSING THE PIVOT PIN WITH THE ENDS THEREOF ENGAGING THE PLATE-LIKE MEMBERS, ONE OF SAID PLATE-LIKE ELEMENTS BEING SECURED TO THE SILL MEMBER, THE OTHER PLATELIKE MEMBER CARRYING A HANDLE ON ONE SIDE THEREOF AND A RESILIENT BUMPER ON THE OTHER SIDE THEREOF, SAID SPRING URGING SAID BUMPER INTO FRICTIONAL ENGAGEMENT WITH THE INTERMEDIATE SUPPORT MEMBER.