Ultimately, The key To Billiards Table Is Revealed > 자유게시판

The present invention usually relates to billiards tools and, more significantly, to a billiards table and ball rack that present an indication sign when the ball rack is perfectly positioned on the desk. Specifically, the current invention pertains to a billiards ball rack and billiards table with a pair of gentle mounted on one of the rack and table to supply a sign signal when the rack is completely positioned on the table. With system 50, the person racks the billiards balls by inserting the balls in rack 52. The consumer then positions rack fifty two on table 62 till light beams fifty six align with retroreflectors fifty eight to mirror beam 64 as beam 66 into elements 68. When this occurs, photodetectors 70 receive beam seventy two and create a sign to module 74 the place the indication signal is created.