Window shade with selectively variable shading characteristicsĭrapery actuating mechanism having dual timer Non-woven fabric, opaque and non-opaque, with and without weave-like finish and process for producing these Shade and method for the manufacture thereofĪpparatus for the control of venetian blinds including photodetector means for detecting the angle of incidence of sun light Installation for controlling the lighting level of premises Photosensitive automatic blind controller System to optimize artificial lighting levels with increasing daylight levelĭual-mode automatic window covering system responsive to AC-induced flicker in ambient illumination Steel reinforced roll-up industrial door substrate fabric System for controlling energy through windowĪutonomous, low-cost, automatic window covering system for daylighting applications Method and apparatus for controlling a screening device based on more than one set of factorsĮlectrically powered window covering assembly System to control daylight and artificial illumination and sun glare in a spaceĭecorative sheet with changeable color or densityĬlosed-loop, daylight-sensing, automatic window-covering system insensitive to radiant spectrum produced by gaseous-discharge lamps Sunscreen fabric and method of making same Method and device for controlling the thermal balance in buildings Integrated system for controlling lights and shadesīattery-powered air handling system for subsurface aeration ![]() ![]() Solar heat absorbing and distributing systemĪUTOMATED SHADE CONTROL RELECTANCE MODULEĬOOLING SHADE ASSEMBLY AND METHOD OF USE THEREOFĮlectro-optical method and apparatus for evaluating protrusions of fibers from a fabric surfaceĪutomatic hurricane, light and burglary protection system Automatic releasable top down shade system and methodīroadcast-receiving automatic window coveringĪUTOMATED SHADE CONTROL METHOD AND SYSTEMĪutomated shade control method and systemīUILDING ENERGY CONSUMPTION ANALYSIS SYSTEM
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