| 摘要 |
542,822. Electric ceiling connection. WADE, W. E. Oct. 28,1940, No. 15750. [Class 78 (ii)] In a self-adjusting connection to a lamp from a ceilings rose, the flexible, connection 17 is led from the rose, over a pulley 15 on a suspended weight, then over a pulley 10 mounted in a recess 9 in the rose to the lamp. The connection passes from terminals 3 through a hole 7 in the screwed on cover of the rose. The upper pulley 10 is mounted on an axis 11 which drops into grooves 13 to prevent it from moving endwise.
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