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Патент USA US2111350

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March 15, 1938.
E. P. ATWOOD
‘
2,111,350
CLEAR VISION'SHIELD
Filed June 3, 1936
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INVENTOR
ED ARD RATwooD
B79411’ MAI/?u»!
ATTORNEYS
2,111,850
cpace between the elements, said transparent ele
ment having a guard ?ange extending outwardly
attached to the window element ‘to form a dead
air space between the elements, ‘said transparent
element having bent down marginal
adapted to protect said attaching means against
loosening due to engagement with parts 01' the
structure other than the window during motion.
5. A frost prevention device for sliding windows
and means spacing and attaching it to a window
ing means against loosening as a result of abut
ting engagement with a part 01' a structure in
relation to which the window element slides.
3. In combination with a sliding window struc
ture wherein the window element moves within
the structure when opened, a transparent ele
I ment or sheet material and means by which it is
lpaced from and attached to the window element
to form a dead air space between the elements.
said sheet having an in-bent portion adapted to
protect said attaching means against loosening
ll due to engagement with parts of the structure
other than the window during motion of the
window.
4. In combination with a sliding window struc
ture wherein the window element moves within
a the structure when opened, a transparent ele
wedgingly to protect said strips against loosen
ing as a result of engagement of the sheet with a
part oi the structure with reference to which the
sealingly attached form a dead-air space between
the sheet and the
attached, said sheet having its
projecting beyond the outer face 01' at least one
of said strips and angularly disposed to act as a
guard ?ange, for the purpose set forth.
ment and means by which it is spaced from and
. 80
EDWARD P. A'I'WOOD.
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