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Publication date
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Publication of JPS4828706B1publicationCriticalpatent/JPS4828706B1/ja
G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
G07C5/00—Registering or indicating the working of vehicles
G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
G07C5/12—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time in graphical form
G—PHYSICS
G01—MEASURING; TESTING
G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
G01P1/00—Details of instruments
G01P1/12—Recording devices
G01P1/122—Speed recorders
G01P1/125—Speed recorders with recording discs
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Time Recorders, Dirve Recorders, Access Control
(AREA)