Патент USA US2111350код для вставки
March 15, 1938. E. P. ATWOOD ‘ 2,111,350 CLEAR VISION'SHIELD Filed June 3, 1936 % / . // 1 / / /% 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.