Tape drive extendable and retractable awning assembly
AssigneeAwnings Unlimited, Inc.
InventorOlof Martensson, IV
Life of this patent
Estimating the term…
Abstract
A tape drive extendable and retractable awning assembly wherein a sprocket driven apertured tape is connected to the leading end of an awning adjacent the opposite lateral edges of the awning. The apertured tapes are guided in channel members housed in frames positioned in proximity to the lateral edges of the awning, and each frame is provided with a weather seal to prevent dirt and dust from accumulating in the guide channels and apertured tapes.
Claims13
A tape drive extendable and retractable awning assembly comprising a pair of parallel, laterally spaced frames, a transversely extending drive shaft extending between said frames, a trailing edge of an awning being operatively connected to said drive shaft, a sprocket fixed to said drive shaft in proximity to each lateral edge of said awning, an apertured tape looped around each drive sprocket and forming a pair of leg portions extending outwardly therefrom and having fee end portions, guide means in the frames supporting said leg portions and said free end portions of each of said apertured looped tapes, said awning having a leading edge, one of the free end portions of each tape being operatively connected to the leading edge of said awning and being substantially adjacent to the leading edge of said awning throughout the extension and retraction of said awning, and the leg portions of each pair having the free end portions operatively connected to said leading edge and being coextensive with said awning throughout the extension and retraction of said awning, whereby a commonly driven drive assembly for opposite lateral edges of the awning is provided which stays in synchronization for constant, even extension and retraction of the awning.
A tape drive extendable and retractable awning assembly comprising a pair of parallel, laterally spaced frames, a transversely extending drive shaft extending between said frames, a trailing edge of an awning being operatively connected to said drive shaft, a sprocket fixed to said drive shaft in proximity to each lateral edge of said awning, an apertured tape looped around each drive sprocket and forming a pair of leg portions extending outwardly therefrom and having free end portions, said awning having a leading edge, a drawbar connected to said leading edge of said awning, a sprocket on each end of said drawbar engaging one of the free end portions of each tape, and guide means in the frame supporting the leg portions of the looped tapes, whereby a commonly driven drive assembly for opposite lateral edges of the awning is provided which stays in synchronization for constant, even extension and retraction of the awning.
A tape drive extendable and retractable awning assembly comprising a pair of parallel, laterally spaced frames, a transversely extending drive shaft extending between said frames, an awning wound on a roll and having opposite lateral edges and a leading edge, a sprocket fixed to said drive shaft in proximity to each lateral edge of said awning, an apertured tape looped around each drive sprocket and forming a pair of leg portions extending outwardly therefrom and having free end portions, guide means in said frames supporting said leg portions and said free end portions of each of said apertured looped tapes, one of the free end portions of each tape being operatively connected to the leading edge of said awning and being substantially adjacent to the leading edge of said awning throughout the extension and retraction of said awning, and the leg portions of said free end portions operatively connected to said leading edge and being coextensive with said awning throughout the extension and retraction of said awning, whereby a commonly driven drive assembly for opposite lateral edges of the awning is provided which stays in synchronization for constant, even extension and retraction of the awning.
Dependencies are inferred from the claim text.