Most of them have been electrically driven slot machines using an electric motor to rotate the drums and electromagnets to stop them. Drum-type slot machines designed to discharge coins according to the combinations of pictures, symbols, etc., shown on the peripheries of a plurality of rotatable drums have been widely known.More particularly, the invention relates to mechanical slot machines which are worked by springs and have no electric motor, electromagnets or the like and which, by a simple operation of pulling an actuating lever forward, automatically rotate for a period a plurality of rotatable drums bearing pictures, symbols, etc., on their peripheries, automatically stop the rotatable drums in regular sequence and at intervals, and automatically discharge coins according to the combinations of pictures, symbols, etc., arranged horizontally.

the present invention relates to mechanical slot machines for amusement.G07F17/34- Coin-freed apparatus for hiring articles Coin-freed facilities or services for games, toys, sports, or amusements depending on the stopping of moving members in a mechanical slot machine, e.g.G07F17/32- Coin-freed apparatus for hiring articles Coin-freed facilities or services for games, toys, sports, or amusements.G07F17/00- Coin-freed apparatus for hiring articles Coin-freed facilities or services.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Individual filed Critical Individual Application granted granted Critical Publication of US4261571A publication Critical patent/US4261571A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee Individual Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US06/084,844 Inventor Yoshie Ito Current Assignee (The listed assignees may be inaccurate. Google Patents US4261571A - Mechanical slot machineĭownload PDF Info Publication number US4261571A US4261571A US06/084,844 US8484479A US4261571A US 4261571 A US4261571 A US 4261571A US 8484479 A US8484479 A US 8484479A US 4261571 A US4261571 A US 4261571A Authority US United States Prior art keywords drums movable frame kicker drum hook Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.

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