Document Type and Number:
Japanese Patent JPS4885297
Kind Code:
A
Abstract:
A system is provided in which the momentum of a moving credit indicator, such as a coin or token, is directed against a mechanically deformable converter, such as a piezoelectric crystal, to produce a signal pulse utilized in determining credit to be granted a vending machine customer. A separate compartment with an associated piezoelectric crystal is provided for each type of credit indicator deposited in the vending machine. The individual components of the system in each compartment are easily assembled and at least a number thereof are maintained in position without soldering or other fastening procedures until the compartments are assembled into a composite unit.
Application Number:
JP1421673A
Publication Date:
November 12, 1973
Filing Date:
February 03, 1973
Export Citation:
International Classes:
G07F9/00; G07F5/10; G07F5/22; (IPC1-7): G07F5/10