JPH02149202U

JPH02149202U -

Info

Publication number: JPH02149202U
Application number: JP284689U
Authority: JP
Priority date: 1989-01-12
Filing date: 1989-01-12
Publication date: 1990-12-19

Description

[Brief explanation of drawings]

第１図は、実施例１のブロツク図、第２図は、
実施例２のブロツク図、第３図は、実施例１の具
体的な一例図、第４図は、実施例２の具体的な一
例図である。１……計測ＳＷ、２……リセツトＳＷ、３……
ワンシヨト、４……Ｎ−１カウンタ、５……表示
、６……演算、７……データーラツチ、８……電
源、９……時計計測カウンタ、１０……発振器、
１１……ナンドゲート、１２……ナンドゲート、
１３……輸液セツト選択ＳＷ、１４……滴／mlデ
ータ、１５……滴／ml選択表示、１６……化粧フ
イルム、１７……ケース、１８……紐。 FIG. 1 is a block diagram of Example 1, and FIG. 2 is a block diagram of Example 1.
FIG. 3 is a block diagram of the second embodiment, FIG. 3 is a specific example of the first embodiment, and FIG. 4 is a specific example of the second embodiment. 1...Measurement SW, 2...Reset SW, 3...
One shot, 4... N-1 counter, 5... Display, 6... Calculation, 7... Data latch, 8... Power supply, 9... Clock measurement counter, 10... Oscillator,
11...Nando Gate, 12...Nando Gate,
13... Infusion set selection SW, 14... Drops/ml data, 15... Drops/ml selection display, 16... Cosmetic film, 17... Case, 18... String.

Claims

[Scope of utility model registration request]

A device that measures frequencies within a specific time by manually pressing a button each time the period of the signal you want to measure, averages the frequency at any time, and converts and displays the frequency or quantity that occurs within the specific time.