Port fuel injection and induction system for internal combustion engine
This patent describes an engine having a valve cover with a PVC valve to vent a valve chamber so as to eliminate oil and gas fumes there from and an automotive fuel injection system having a port fuel injector connected to a fuel supply and to an air manifold for injecting an air/fuel mixture into the injector for producing a fuel spray pattern at the outlet of an air induction passage form a throttle body assembly and upstream of an inlet valve to the combustion chamber of an internal combustion engine characterized by an integral electric motor driven pump assembly means supplying the injection air to the air manifold; the motor pump assembly means having a pump inlet connected to the PVC valve for providing a lubrication mist to the pump during the operation thereof and the motor pump assembly means having a pump outlet connected to the inlet of the air manifold.
- Assignee:
- McCord Winn Textron Inc., Winchester, MA (USA)
- Patent Number(s):
- US 5009212; A
- Application Number:
- PPN: US 7-466587
- OSTI ID:
- 5128107
- Resource Relation:
- Patent File Date: 17 Jan 1990
- Country of Publication:
- United States
- Language:
- English
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