Window structure

Claim 2

Window structure comprising a prime window sash including a prime glazing panel, a storm sash including a storm glazing panel and a dual durometer synthetic resinous plastic strip having a relatively hard U-shaped cross section portion receiving the edge of the glazing panel and relatively soft cross section porTions extending inwardly of the U-shaped portions in engagement with the edge of the glazing panel locking the plastic strip to the edge of the storm glazing panel, a relatively hard cross section portion extending from the U-shaped portion of the cross section into engagement with the prime glazing panel spacing the storm glazing panel from the prime glazing panel and a relatively soft sealing cross section portion extending from the U-shaped portion of the cross section sealing between the prime window sash and storm sash, positioned on the prime window sash with the storm glazing panel in spaced apart relation with respect to the prime glazing panel and a generally L-shaped relatively hard retaining clip including one portion engaging the plastic strip on the storm sash and another portion secured to the prime window sash.

Claim 3

Structure as set forth in claim 1 wherein the relatively hard portion of the plastic strip cross section spacing the storm glazing panel from the prime glazing panel extends outwardly of the storm sash as well as toward the prime window sash and the relatively soft sealing cross section portion of the plastic strip also extends outwardly of the storm sash as well as away from the prime window sash whereby the storm sash is resiliently positioned on the prime window sash.

Claim 4

Structure as set forth in claim 1 wherein the L-shaped retaining clip has a recess therein at the intersection of the portions thereof for receiving the sealing portion of the plastic strip cross section in assembly and the portion of the retaining clip secured to the prime window sash includes an elongated opening therethrough whereby the retaining clips may be variably positioned with respect to the prime window sash.

Claim 5

Window structure comprising a prime window sash including a prime glazing panel and means for securing the prime glazing panel in the prime window sash about the periphery of the prime glazing panel, a storm sash including a storm glazing panel and a dual durometer plastic strip having a relatively hard U-shaped cross section portion receiving the edge of the storm glazing panel, relatively soft barb cross section portions within the U-shaped cross section portion locking the plastic strip to the edge of the storm glazing panel, a relatively soft flange cross section portion extending from the U-shaped cross section portion of the plastic strip toward the prime window sash and inwardly of the storm sash sealing between the storm sash and prime window sash with the storm glazing panel in spaced apart relation with respect to the prime glazing panel and retaining clips operably connected between the prime window sash and the atorm sash for securing the storm sash to the prime window sash, each of said clips including an elongated bar, transversely extending terminal portions at each end of the elongated bar, a foot portion extending centrally from the elongated bar in the direction of the terminal portions and a retaining portion extending centrally from the elongated bar perpendicularly to the foot portion and terminating in a bead extending in the direction of the foot portion and an elongated groove in the bar on the side thereof opposite the foot portion.

Claim 6

Window structure comprising a prime window sash including a prime glazing panel and means for securing the prime glazing panel in the prime window sash about the periphery of the prime glazing panel, a storm sash including a storm glazing panel and a dual durometer plastic strip having a relatively hard U-shaped cross section portion receiving the edge of the storm glazing panel, relatively soft barb cross section portions within the U-shaped cross section portion locking the plastic strip to the edge of the storm glazing panel, a relatively soft flange cross section portion extending from the U-shaped cross section portion of the plastic strip toward the prime window sash and inwardly of the storm sash sealing between the storm sash and prime window sash with the storm glazing panel in spaced apart relation with respect to the prime glazing panel and retaining clips operably connected between the prime window sash and the atorm sash for securing the storm sash to the prime window sash, each of said clips including an elongated bar, transversely extending terminal portions at each end of the elongated bar, a foot portion extending centrally from the elongated bar in the direction of the terminal portions and a retaining portion extending centrally from the elongated bar perpendicularly to the foot portion and terminating in a bead extending in the direction of the foot portion and an elongated groove in the bar on the side thereof opposite the foot portion.

Claim 7

Window structure comprising a prime window sash including a prime glazing panel and means for securing the prime glazing panel in the prime window sash about the periphery of the prime glazing panel, a storm sash including a storm glazing panel and a dual durometer plastic strip having a relatively hard U-shaped cross section portion receiving the edge of the storm glazing panel, relatively soft barb cross section portions within the U-shaped cross section portion locking the plastic strip to the edge of the storm glazing panel, a relatively soft flange cross section portion extending from the U-shaped cross section portion of the plastic strip toward the prime window sash and inwardly of the storm sash sealing between the storm sash and prime window sash with the sTorm glazing panel in spaced apart relation with respect to the prime glazing panel and retaining clips operably connected between the prime window sash and the storm sash for securing the storm sash to the prime window sash, each of which retaining clips includes an elongated bar, a pair of tab portions extending transversely of the bar at opposite ends thereof and a body portion extending centrally away from the elongated bar in transversely spaced relation with respect to the tab portions having a toe portion at the free end thereof extending away from the tab portions and a camming portion centrally thereof extending toward the tab portions.

Claim 8

Window structure comprising a prime window sash including a prime glazing panel and means for securing the prime glazing panel in the prime window sash about the periphery of the prime glazing panel, a storm sash including a storm glazing panel and a dual durometer plastic strip having a relatively hard U-shaped cross section portion receiving the edge of the storm glazing panel, relatively soft barb cross section portions within the U-shaped cross section portion locking the plastic strip to the edge of the storm glazing panel, a relatively soft flange cross section portion extending from the U-shaped cross section portion of the plastic strip toward the prime window sash and inwardly of the storm sash sealing between the storm sash and prime window sash with the sTorm glazing panel in spaced apart relation with respect to the prime glazing panel and retaining clips operably connected between the prime window sash and the storm sash for securing the storm sash to the prime window sash, each of which retaining clips includes an elongated bar, a pair of tab portions extending transversely of the bar at opposite ends thereof and a body portion extending centrally away from the elongated bar in transversely spaced relation with respect to the tab portions having a toe portion at the free end thereof extending away from the tab portions and a camming portion centrally thereof extending toward the tab portions.