Adjustable resilient sash guide support

Claim 1

THE COMBINATION WITH AN ELONGATED SASH GUIDE AND AN ADJUSTMENT SCREW ROTATABLY MOUNTED IN SAID SASH GUIDE, OF AN ADJUSTABLE RESILIENT SASH GUIDE SUPPORT, COMPRISING AN ELONGATED CASING HAVING A SUBSTANIALLY FLAT BOTTOM WALL INCLUDING A PAIR OF INNER SPRING ABUTMENTS SUBSTANTIALLY CO-PLANAR WITH THE REMAINDER OF SAID BOTTOM WALL AND DISPOSED IN LATERALLY-SPACED RELATIONSHIP THEREON, AN ELONGATED THRUST MEMBER MOVABLY MOUNTED IN SAID CASING FOR SHIFTING TOWARD AND AWAY FROM SAID INNER SPRING ABUTMENTS AND HAVING A PAIR OF LATERALLYSPACED OUTER SPRING ABUTMENTS DISPOSED SUBSTANTIALLY IN ALIGNMENT WITH SAID INNER SPRING ABUTMENTS, SAID THRUST MEMBER INTERMEDIATE SAID ABUTMENTS HAVING AN INTERMEDIATE PORTION OFFSET INWARDLY TOWARD SAID BOTTOM WALL BEHIND THE LEVEL OF SAID OUTER SPRING ABUTMENTS AND HAVING AN INTERNALLYTHREADED BORE THEREIN, AND A PAIR OF SPRINGS DISPOSED RESPECTIVELY BETWEEN THE PAIRS OF ALIGNED SPRING ABUTMENTS IN THRUST ENGAGEMENT THEREWITH, SAID CASING HAVING SPACED OPPOSITE SIDE WALLS EXTENDING OUTWARDLY FROM SAID BOTTOM WALL AND HAVING GUIDE SLOTS THEREIN, SAID CASING ALSO HAVING STOP PORTIONS EXTENDING LATERALLY FROM THE OUTER PORTIONS OF SAID SIDE WALLS INTO MOTION-LIMITING ENGAGEMENT WITH SAID THRUST MEMBER; SAID THRUST MEMBER HAVING PROJECTIONS THEREON EXTENDING THROUGH SAID GUIDE SLOTS INTO MOTIONLIMITING ENGAGEMENT WITH SAID STOP PORTIONS.