Valve shutoff system for fuel dispensing apparatus
US4397405A · kind A · utility
34Cited by
15References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 5, 1981 |
| Grant date | Aug 9, 1983 |
| Priority date | — |
| Expiry date | Oct 5, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB67D7/42
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Fuel dispensing apparatus having a high-flow valve downstream of the fuel delivery hose and a solenoid operated pilot valve for the high-flow valve and a solenoid operated low-flow valve upstream of the fuel delivery hose. Flexible tubes within the fuel delivery hose connect the pilot valve to the high-flow valve and connect both pilot and low-flow valves for conducting fuel to downstream of the high-flow valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.