Court marking switching system
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United States of America Patent
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May 8, 2018
Issued Date -
N/A
app pub date -
Apr 1, 2016
filing date -
Jul 6, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
Embodiments of the present invention relate to a court marking switching system, including: singles and doubles markings, wherein the singles and doubles markings present white color when they are not lit up, and present a same color with surrounding floor when they are lit up; a switching element which lights up the singles markings and turns off the doubles markings when receiving a doubles command and lights up the doubles markings and turns off the singles markings when receiving a singles command. During the doubles match, only the singles markings are lit up, the lit singles markings present a same color with that of the surrounding floor and are not easy to be observed, while the doubles markings which are not lit up present a white color, such that only the white doubles markings may be observed by a user.
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