Patent ID: 8444475

Claim:
A method of reimbursement for a bonus game of a slot machine, a player staking a bet on a slot machine to activate a plurality of reels to spin, when the plurality of reels being stopped and symbols of the plurality of reels forming alignments and satisfying a preset condition, a bonus game being entered and played; during the bonus game, the alignments of the symbols generated by spinning of the plurality of reels being calculated to get and accumulate bonus game scores, the method comprising steps of: presetting a set threshold in the bonus game; executing a reimbursement judgment module to judge whether the accumulated bonus game scores reach the set threshold in the bonus game; if the set threshold is not yet reached, a reimbursement game module is entered and a reimbursement game is played, and a reimbursement set threshold is further set in the reimbursement game if the set threshold is reached, a score calculation module is executed to calculate the bonus game scores and stop the bonus game; executing repeatedly the reimbursement game module until the reimbursement set threshold is reached to accumulate the bonus game scores; executing a win judgment module and stopping execution of the reimbursement game module, and executing the score calculation module to calculate the bonus game scores and stop the bonus game after the win judgment module has judged that the reimbursement set threshold is reached.