Fluid flow control apparatus and a gasoline dispensing and vapor recovery system utilizing said apparatus
US4056133A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Apr 19, 1976 |
| Grant date | Nov 1, 1977 |
| Priority date | — |
| Expiry date | Apr 19, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7759
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A fluid flow control apparatus in which a plurality of passages are formed through a housing connected in the conduit through which the fluid flows. A control member is located in the housing and moves relative thereto in response to variations in the flow rate of the fluid through the passages. A valve member is provided in the housing in an operative relationship with the control member for preventing the flow of fluid through the passage means in response to the control member attaining a predetermined position in the housing as a result of a reduction in the fluid flow rate below a predetermined value. A gasoline dispensing and vapor recovery system utilizing the above flow control apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.