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U.S. Department of Energy
Office of Scientific and Technical Information

Internal combustion engine ignition apparatus having a primary winding module

Patent ·
OSTI ID:6907026

This patent describes a primary winding ignition module that is adapted to be mounted on an internal combustion engine and which is adapted to be magnetically coupled to many separate spark developing units associated with the cylinders of the engine. It comprises: an elongated support, many spaced tubular embers carried by the support, a primary coil winding located in each tubular member having a bore, and conductor means carried by the support connected respectively to opposite ends of a respective primary winding for energizing a respective primary winding. The bores adapted to receive portions of the secondary spark developing units when the module is mounted on an engine.

Assignee:
General Motors Corp., Detroit, MI
Patent Number(s):
A; US 4903675
Application Number:
PPN: US 7-322373A
OSTI ID:
6907026
Country of Publication:
United States
Language:
English