Window sash mounting

Claim 1

A HANGER FOR USE IN A WINDOW SASH ASSEMBLY FOR INTERCONNECTING A SUPPORTED SASH AND A SUPPORTING SASH BALANCING MEANS WHICH IS DISPOSED WITHIN A HOUSING FORMED BY A SASH GUIDE UNIT, SAID HANGER COMPRISING A PART ADAPTED TO BE SLIDABLY RECEIVED WITHIN THE HOUSING IN THE SASH GUIDE FOR VERTICAL MOVEMENT RELATIVE THERETO, SAID HANGER HAVING A FIRST SLOT FORMED THEREIN ACROSS ITS WIDTH, A LOCKING ELEMENT PIVOTALLY SUPPORTED INTERMEDIATE ITS ENDS ON SAID HANGER PART FOR MOVEMENT WITHIN SAID FIRST SLOT, SAID LOCKING ELEMENT INCLUDING ADJACENT ONE END MEANS FOR CONNECTION WITH THE SASH BALANCING MEANS AND A POINTED SECTION FOR PENTRATING ENGAGEMENT WITH THE WALL OF THE HOUSING FOR THE SASH BALANCING MEANS, AND SAID LOCKING ELEMENT ALSO INCLUDING ADJACENT ITS OTHER END MEANS FOR PROVIDING SUPPORTING ENGAGEMENT WITH A WINDOW SASH, SAID HANGER PART HAVING A SECOND SLOT DISPOSED GENERALLY VERTICALLY AND TRANSVERSELY OF SAID FIRST SLOT WITH THE SUPPORTING MEANS ON SAID OTHER END OF SAID LOCKING ELEMENT BEING ACCESSIBLE THROUGH SAID SECOND SLOT, SAID SASH BALANCE CONNECTION MEANS, POINTED SECTION AND SASH SUPPORT MEANS BEING ARRANGED SO THAT WHEN A SASH IS SUPPORTED BY THE LATTER MEANS SAID POINTED SECTION IS DRAWN OUT OF ENGAGEMENT WITH THE BALANCE HOUSING WALL, AND WHEN THE WEIGHT OF THE SASH IS REMOVED FROM THE SASH SUPPORT SAID POINTED SECTION IS CAUSED TO MOVE INTO ENGAGEMENT WITH THE HOUSING BY THE TENSION OF THE SASH BALANCING MEANS.