Movable or removable closures – Mounted for optional movements – Movable or removable guide
Patent
1980-01-03
1981-08-18
Kannan, Philip C.
Movable or removable closures
Mounted for optional movements
Movable or removable guide
49454, 49459, E05D 1522
Patent
active
042838835
ABSTRACT:
In a window assembly of the kind including at least two window sashes having inwardly facing surfaces and outwardly facing surfaces, said sashes being fitted into a perimeter frame formed by spaced apart longitudinal members joined at their ends to the ends of spaced apart transverse members, and means mounting at least one of the sashes for sliding movement in said frame in a longitudinal direction between a closed position and an open position and for inward movement relative to the frame, the improvement comprising a sash retainer mounted on each longitudinal frame member for longitudinal sliding movement relative to the respective frame member, each retainer having a longitudinal dimension about equal to the longitudinal dimensions of said slidable sash and being slidable between a first position coextensive with said slidable sash and a second position in which the retainer is longitudinally offset from said slidable sash, each retainer having a longitudinal fin overlying the inwardly facing surface of the respective longitudinal edge of said slidable sash when said sash and said retainer are coextensive to thereby provide support and sealing said surface; and manually releasable latches for releasably connecting said slidable sash to said retainers.
REFERENCES:
patent: 3122797 (1964-03-01), Segre
patent: 3377747 (1968-04-01), Donkin
patent: 3529381 (1970-09-01), Grossman
patent: 3805452 (1974-04-01), Scott
patent: 3837118 (1974-09-01), Goss, Jr. et al.
patent: 4167835 (1979-09-01), Nobes et al.
patent: 4187643 (1980-02-01), Sconzo
Kannan Philip C.
Schlegel Corporation
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