Method for fixing the limit values for identifying coins which are good or bad
DE3027385A1
Mains plug connector with locking mechanism - requiring key operation before plug can be fully inserted into socket
DE3020226A1
Coin operated gaming machine control system - uses group of sensors coupled to A=D converter and providing monitoring facility
DE3009991A1
Coin operated machine with delivery selector - uses melody generator to control selector sequence with reduced noise effect
DE2952009A1
TEST CIRCUIT FOR OPTICAL INDICATORS
DE2952002A1
A WINNING POINTS PLAYER
DE2950568A1
Interlock for coin operated contacts and electromagnets - has resistance-capacitor timed stage to avoid damage to jammed coils
DE2908609A1
Coin operated electronic game of chance - has circular segment field with symbol sequences controlled by microprocessor
DE2902043A1
Coin operated amusement machine - has back-up battery for data store with battery voltage monitored to switch machine to inoperative
DE2856585A1
METHOD FOR OPERATING A COIN PLAYER WITH A CREDIT WORK AND DEVICE FOR IMPLEMENTING THE METHOD
DE2833865A1
Locking hook for two-hinged sections - is guided by cylinder rotation to move from release to intermediate position overlapping pin which secures locking position
DE2828796A1
Operation of fruit machine - enabling certain symbol combination to release series of games in which higher winnings are possible
DE2828797A1
Gaming machines with rotating elements - has element driven by synchronous motor whose speed is controlled by supply frequency changed gradually during starting and stopping
DE2822551A1
Coin operated gaming machine with winning chances - has pushbutton whose speed of operation determines speed or running time of rotatable elements
DE2806946A1
Slot machine with microprocessor checking authenticity - has sensors affecting frequency, phase, voltage or current and has compensators
DE2650186A1
Coin operated gambling machine - has credit and win indicating wheels of compact modular design mounted on baseplate
DE2646706A1
Electric coin operated gaming machine - has credit mechanism with tens and units counting wheels and contact arm rotating over segments determining wins
DE2641970A1
Coin operated gaming machine - has counter, operated by electromagnets shunted by NTC resistor in series with diode to accumulate value of inserted coins
DE2612700A1
Coin operated gaming machine with win symbols - has rotary drum with brake device operated by sets of contacts with cam drive members and manual start button
DE2612269A1
Electromechanical display for coin operated entertainment machines - has several panels for coin counting and game assessment with LED indicating elements