Password keyboard

The utility model provides a password keyboard, which is characterized in that a plurality of LED lamps which respectively correspond to LED lamp holes and form a nixie tube by seven sections of LED lamps are arranged on an LED lamp PCB (printed circuit board), and a plurality of LED lamp holes whic...

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Bibliographic Details
Main Author ZUO ZHIBIN
Format Patent
LanguageChinese
English
Published 24.05.2024
Subjects
BASIC ELECTRIC ELEMENTS
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
PHYSICS
RELAYS
SELECTORS
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Summary:The utility model provides a password keyboard, which is characterized in that a plurality of LED lamps which respectively correspond to LED lamp holes and form a nixie tube by seven sections of LED lamps are arranged on an LED lamp PCB (printed circuit board), and a plurality of LED lamp holes which respectively correspond to metal dome components and light holes and are in a digital shape are arranged on a light guide plate. And a transparent plastic key corresponding to the metal dome assembly is arranged in each first accommodating cavity of the buffer pad, so that the nixie tube can be driven by a driving chip on the LED lamp PCB to display different sections so as to display different numbers, and then light is transmitted through a plurality of digital LED lamp holes formed in the light guide plate and light transmission holes formed in the buffer pad. According to the technical scheme of the utility model, the transparent plastic keys are arranged on the transparent plastic keys and are perspective to
Bibliography:Application Number: CN202322945263U