KR880001216U - Electronic tachometer - Google Patents

Electronic tachometer

Info

Publication number
KR880001216U
KR880001216U KR2019860007812U KR860007812U KR880001216U KR 880001216 U KR880001216 U KR 880001216U KR 2019860007812 U KR2019860007812 U KR 2019860007812U KR 860007812 U KR860007812 U KR 860007812U KR 880001216 U KR880001216 U KR 880001216U
Authority
KR
South Korea
Prior art keywords
electronic tachometer
tachometer
electronic
Prior art date
Application number
KR2019860007812U
Other languages
Korean (ko)
Other versions
KR890004520Y1 (en
Inventor
이경진
Original Assignee
태진산업사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 태진산업사 filed Critical 태진산업사
Priority to KR2019860007812U priority Critical patent/KR890004520Y1/en
Publication of KR880001216U publication Critical patent/KR880001216U/en
Application granted granted Critical
Publication of KR890004520Y1 publication Critical patent/KR890004520Y1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • 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
KR2019860007812U 1986-06-02 1986-06-02 Electric tacometer KR890004520Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860007812U KR890004520Y1 (en) 1986-06-02 1986-06-02 Electric tacometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860007812U KR890004520Y1 (en) 1986-06-02 1986-06-02 Electric tacometer

Publications (2)

Publication Number Publication Date
KR880001216U true KR880001216U (en) 1988-02-23
KR890004520Y1 KR890004520Y1 (en) 1989-07-08

Family

ID=19252356

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860007812U KR890004520Y1 (en) 1986-06-02 1986-06-02 Electric tacometer

Country Status (1)

Country Link
KR (1) KR890004520Y1 (en)

Also Published As

Publication number Publication date
KR890004520Y1 (en) 1989-07-08

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O032 Opposition [utility model]: request for opposition
E701 Decision to grant or registration of patent right
O071 Decision to grant registration after opposition [utility model]: decision to grant registration
REGI Registration of establishment
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Payment date: 19921228

Year of fee payment: 4

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