Carburetor spacer plate with vapor fuel inlet
US4043306A · kind A · utility
Inventor
Key dates
| Filing date | Sep 16, 1975 |
| Grant date | Aug 23, 1977 |
| Priority date | — |
| Expiry date | Sep 16, 1995 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M19/00
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A spacer plate for disposition between the carburetor mounting boss of an internal combustion engine intake manifold and the mounting flange of an associated carburetor is provided. The spacer plate includes an opening formed therethrough for registry with each air and fuel passage in the associated carburetor and intake manifold and an elongated vapor discharge tube extends through the spacer plate between the upper and lower surfaces thereof. At least one intermediate portion of the discharge tube extends along one peripheral portion of the opening formed through the plate and includes at least one lateral outlet opening opening into the spacer plate air and fuel opening. Those portions of the discharge tube disposed in the spacer plate are partially flattened so as to be of reduced width in a direction disposed normal to the plane of the associated spacer plate. In the instance of the spacer plate for use between a multi-barrel carburetor and an associated intake manifold the lateral opening formed in the tube opens into the primary air and fuel passage closely beneath the idle jet outlet opening of the carburetor on the side of the carburetor throttle plate which swings upwardl…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.