| 摘要 |
An improved retractable covering for an architectural opening includes an improved mounting bracket, an improved limit stop to prevent over-retraction and over - extension of the retractable covering, an improved battery pack mounting bracket for attachin g a power supply to a head rail of the retractable covering, an improved battery pack mounting apparatus for attaching a battery pack to a head rail, an improved control system for the retractable covering, and an improved method of using a wireless remote control or a manually operated switch to activate a motor to control the configuration of the covering, including the extension or retraction of the covering, and the transmissivit y of the covering. The disclosed improvements are field retrofittable. |
