Window structure

Claim 2

Tilt release and upper sash guide structure for use with a tiltable window sash having two ends and a tilting and a pivoted edge guided in movement between frame jamb members including a sash guide member having a hollow generally rectangular lower end including an open front and back and a generally flat rectangular upper end at the back thereof having a notch extending into the generally rectangular lower end from the back thereof which sash guide member is adapted to be secured to the sash adjacent the tilting edge of the sash at one end thereof and a tilt release member having pivot bosses extending from one end thereof on both sides of the tilt release member positioned within the notches in the sash guide member to mount the tilt release member on the sash guide member for pivotal movement about the one end of the tilt release member, guide fins on the tilt release member at the other end thereof extending away from the sash guide member engageable with a frame jamb member for guiding the sash in movement in the plane of the frame, resilient means positioned between the sash guide member and tilt release member for urging the other end of the tilt release member away from the sash guide member and into engagement with the frame jamb and an operating tab on the other end of the tilt release member for facilitating grasping and pivoting of the other end of the tilt release member toward the sash guide member to remove the guide fins from contact with the frame and permit pivoting of the window sash about the pivoted edge thereof.

Claim 3

Structure as set forth in claim 1, wherein the sash guide member further includes abutments at the bottom of the lower end, at each side thereof extending outwardly and tapering on the outer surface thereof from the back toward the front of the sash guide member so as to provide a triangular configuration for the abutments and terminating short of the front of the sash guide member and tabs extending outwardly from the opposite sides of the sash guide member from the front of the sash guide member in back to front and end to end spaced relation to the abutments on the sash guide member to facilitate securing of the sash guide member to the sash.

Claim 4

Structure as set forth in claim 1, and further including tapered side portions on the tilt release members adjacent the other end thereof on both sides of the tilt release member for guiding the tilt release member in pivoted movement toward and away from the frame to guide the guide fins into engagement with the frame.

Claim 5

Structure as set forth in claim 1, and further including an extension on the bottom of the tilt release member extending from the one end thereof at the bearing bosses in a direction opposite the other end of the tilt release member engageable with the sash on pivotal movement of the other end of the tilt release member away from the other end of the sash guide member for limiting the pivotal movement of the tilt release member with the tilt release and sash guide members in assembly on a sash.

Claim 6

Structure as set forth in claim 1, wherein the resilient means for urging the other end of the tilt release member away from the other end of the sash guide member comprises locating projections on the front of the upper end of the sash guide member and on the back of the other end of the tilt release menber and a helical spring extending therebetween the opposite ends of which are positioned over the locating projections.

Claim 7

Structure as set forth in claim 1, wherein the frame includes inner and outer portions and a thermal barrier between the inner and outer portions securing the inner and outer portions of the frame together.

Claim 8

Structure as set forth in claim 6, wherein the inner portion of the frame is a prime window frame including the sash therein and the outter portion of the frame is a storm window frame.

Claim 9

Tilt release and upper sash guide structure for use with a tiltable window sash having two ends and a tilting and a pivoted edge guided in movement between frame jamb members including a sash guide member having a hollow generally rectangular lower end including an open front and back and a generally flat rectangular upper end at the back thereof having a notch extending into the generally rectangular lower end from the back thereof which sash guide member is adapted to be secured to the sash adjacent the tilting edge of the sash at one end thereof and a tilt release member having pivot bosses extending from one end thereof on both sides of the tilt release member positioned within the notches in the sash guide member to mount the tilt release member on the sash guide member for pivotal movement about the one end of the tilt release member guide fins on the tilt release member at the other end thereof extending away from the sash guide member engageable with a frame jamb member for guiding the sash in movement in the plane of the frame, resilient means positioned between the sash guide member and tilt release member for urging the other end of the tilt release member away from the sash guide member and into engagement with the frame jamb and an operating tab on the other end of the tilt release member for facilitating grasping and pivoting of the other end of the tilt release member toward the sash guide member to remove the guide fins from contact with the frame and permit pivoting of the window sash about the pivoted edge thereof wherein the sash guide member further includes abutments at the bottom of the lower end, at each side thereof extending outwardly and tapering on the outer surface thereof from the back toward the front of the sash guide member so as to provide a triangular configuration for the abutments and terminating short of the front of the sash guide member and tabs extending outwardly from the opposite sides of the sash guide member from the front of the sash guide member in back to front and end to end spaced relation to the abutments on the sash guide member to faciliate securing of the sash guide member to the sash, the tilt release member includes tapered side portions adjacent the other end and on both sides thereof for guiding the tilt release member in pivoted movement toward and away from the frame to guide the guide fins into engagement with the frame, and an extension on the bottom of the tilt release member extending from the one end thereof at the bearing bosses in a direction opposite the other end of the tilt release member engageable with the sash on pivotal movement of the other end of the tilt release member away from the other end of the sash guide member for limiting the pivotal movement of the tilt release member with the tilt release and sash guide members in assembly on a sash and wherein the resilient means for urging the other end of the tilt release member away from the other end of the sash guide member comprises locating projections on the front of the upper end of the sash guide member and on the back of the other end of the tilt release member and a helical spring extending therebetween the opposite ends of which are positioned over the locating projections.

Claim 10

Tilt release and upper sash guide structure for use with a tiltable window sash having two ends and a tilting and a pivoted edge guided in movement between frame jamb members including a sash guide member having a hollow generally rectangular lower end including an open front and back and a generally flat rectangular upper end at the back thereof having a notch extending into the generally rectangular lower end from the back thereof which sash guide member is adapted to be secured to the sash adjacent the tilting edge of the sash at one end thereof and a tilt release member having pivot bosses extending from one end thereof on both sides of the tilt release member positioned within the notches in the sash guide member to mount the tilt release member on the sash guide member for pivotal movement about the one end of the tilt release member guide fins on the tilt release member at the other end thereof extending away from the sash guide member engageable with a frame jamb member for guiding the sash in movement in the plane of the frame, resilient means positioned between the sash guide member and tilt release member for urging the other end of the tilt release member away from the sash guide member and into engagement with the frame jamb and an operating tab on the other end of the tilt release member for facilitating grasping and pivoting of the other end of the tilt release member toward the sash guide member to remove the guide fins from contact with the frame and permit pivoting of the window sash about the pivoted edge thereof wherein the sash guide member further includes abutments at the bottom of the lower end, at each side thereof extending outwardly and tapering on the outer surface thereof from the back toward the front of the sash guide member so as to provide a triangular configuration for the abutments and terminating short of the front of the sash guide member and tabs extending outwardly from the opposite sides of the sash guide member from the front of the sash guide member in back to front and end to end spaced relation to the abutments on the sash guide member to faciliate securing of the sash guide member to the sash, the tilt release member includes tapered side portions adjacent the other end and on both sides thereof for guiding the tilt release member in pivoted movement toward and away from the frame to guide the guide fins into engagement with the frame, and an extension on the bottom of the tilt release member extending from the one end thereof at the bearing bosses in a direction opposite the other end of the tilt release member engageable with the sash on pivotal movement of the other end of the tilt release member away from the other end of the sash guide member for limiting the pivotal movement of the tilt release member with the tilt release and sash guide members in assembly on a sash and wherein the resilient means for urging the other end of the tilt release member away from the other end of the sash guide member comprises locating projections on the front of the upper end of the sash guide member and on the back of the other end of the tilt release member and a helical spring extending therebetween the opposite ends of which are positioned over the locating projections.