Apparatus and method for measuring the time elapsed in increasing or in decreasing vehicle speed from one predetermined speed to a second, higher or lower predetermined speed
US4647216A · kind A · utility
0Cited by
2References
19Claims
0Family size
Inventors
Key dates
| Filing date | Mar 27, 1985 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Mar 27, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04F10/04
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A device for measuring and displaying the time elapsed in increasing or in decreasing the speed of a vehicle from one predetermined velocity to another includes means for starting a clock at a predetermined, selectable speed, means for stopping the counter when a predetermined, higher or lower speed has been attained, means for displaying the time elapsed in increasing the predetermined starting speed to the predetermined, higher or lower ending speed, and means for resetting the clock counter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.