E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
160/1
E06B 9/00 (2006.01)
Patent
CA 2031546
ABSTRACT OF THE DISCLOSURE A control unit for single and double track blinds is provided and consists of a sprocket wheel having a hub rotatably carried in the center of a passageway within a housing. An operating handle extends into the hub that extends through a central aperture in a front cover plate on the housing. The operating handle can be turned to rotate the sprocket wheel, thus driving a bead chain through the passageway to operate louvers in the single and double track blinds.
Cook Henry
Mcfadden Fincham
LandOfFree
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