Air compressor and dispenser

Details Air compressor and dispenser Air compressor and dispenser

1979-03-12

1981-09-15

Bartuska, F. J.

Check-actuated control mechanisms

Including noncontacting, relatively movable parts connected...

222 3, 417368, G07F 1512, G07F 1706

Patent

active

042892252

ABSTRACT:
A coin operated vending machine operable to compress air and dispense compressed air for a selected period of time. The machine has an air compressor drivably connected to an electric motor. An air outlet hose attached to an on-off valve is connected to the air outlet of the air compressor. A housing surrounds the air compressor and motor to prevent unauthorized access thereto. The housing has a doorway closed with a locked door. A coin actuated control located within the housing has a switch and a timer operable to connect the motor to a power source for a selected period of time. A sequence counter connected to the control functions to count the number of times that the motor is connected to the power source.

REFERENCES:
patent: 1156078 (1915-10-01), Holden et al.
patent: 1187031 (1916-06-01), Black et al.
patent: 2010062 (1935-08-01), Dawson
patent: 2042510 (1936-06-01), Cornelius et al.
patent: 2228894 (1941-01-01), Hayes
patent: 3191801 (1965-06-01), Standish
patent: 3208574 (1965-09-01), Anson
patent: 3761203 (1973-09-01), Neidhardt et al.

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