janice baker kinney , marcella tate , and autumn burns held a press conference on thursday morning in los angeles , california , to announce their claims .
gloria allred , who represents most of cosby 's accusers , said the event was timed deliberately to damage sales for the comedian 's upcoming shows on his nationwide tour .
allred said the meeting was scheduled to damage cosby 's ticket sales .
kinney said she was 24 in may 1982 when she met cosby at the casino where she worked in las vegas .