JPS4961840A - - Google Patents
Info
- Publication number
- JPS4961840A JPS4961840A JP4917073A JP4917073A JPS4961840A JP S4961840 A JPS4961840 A JP S4961840A JP 4917073 A JP4917073 A JP 4917073A JP 4917073 A JP4917073 A JP 4917073A JP S4961840 A JPS4961840 A JP S4961840A
- Authority
- JP
- Japan
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
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- 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
- G07C5/0841—Registering performance data
- G07C5/085—Registering performance data using electronic data carriers
-
- 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
- G01P1/127—Recording devices for acceleration values
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/0891—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values with indication of predetermined acceleration values
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Recording Measured Values (AREA)
- Analogue/Digital Conversion (AREA)
- Traffic Control Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24991872A | 1972-05-03 | 1972-05-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4961840A true JPS4961840A (en) | 1974-06-15 |
| JPS5313130B2 JPS5313130B2 (en) | 1978-05-08 |
Family
ID=22945569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4917073A Expired JPS5313130B2 (en) | 1972-05-03 | 1973-05-04 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5313130B2 (en) |
| AU (1) | AU468500B2 (en) |
| GB (1) | GB1371185A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2160727B (en) * | 1980-11-27 | 1986-06-25 | British Aerospace | Recording means for recording the variation of a parameter |
| US4675863A (en) | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
| US4825448A (en) * | 1986-08-07 | 1989-04-25 | International Mobile Machines Corporation | Subscriber unit for wireless digital telephone system |
| US5546383A (en) | 1993-09-30 | 1996-08-13 | Cooley; David M. | Modularly clustered radiotelephone system |
| DE19650236A1 (en) * | 1996-12-04 | 1998-06-10 | Mannesmann Vdo Ag | Procedure for storing accident-related data with an accident data memory |
| CN105788027B (en) * | 2016-03-17 | 2019-12-17 | 中车株洲电力机车有限公司 | Event recording device and recording method thereof |
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1973
- 1973-03-29 GB GB1510073A patent/GB1371185A/en not_active Expired
- 1973-04-09 AU AU54273/73A patent/AU468500B2/en not_active Expired
- 1973-05-04 JP JP4917073A patent/JPS5313130B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5313130B2 (en) | 1978-05-08 |
| DE2322299B2 (en) | 1975-07-17 |
| GB1371185A (en) | 1974-10-23 |
| DE2322299A1 (en) | 1973-11-08 |
| AU468500B2 (en) | 1976-01-15 |
| AU5427373A (en) | 1974-10-10 |