Flow meter
US4020689A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1976 |
| Grant date | May 3, 1977 |
| Priority date | — |
| Expiry date | Aug 9, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F15/063
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A flow meter for measuring the consumption of a fluid such as tap water and indicating it digitally at a remote place from the detecting section, having a pulse generator; means for giving intermittent rotation to the rotor of the generator which comprises a cam plate with a dwell portion of the same radius and a plurality of recesses formed at the outer periphery thereof, a driving disc placed coaxially therewith and capable of rotating relatively to the cam plate within a prescribed angle, and an intermittently-driven member provided with a plurality of projections capable of being engaged with said recesses at the outer periphery thereof correspondingly to the cam plate and connected to the rotor shaft of the pulse generator; and a pulse motor capable of operating the indicating wheels by using the pulse voltage from the pulse generator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.