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Switch Accelerator For Clocks

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Summary: 

U shaped spring accelerates the making and breaking of contact in an electrically wound clock.

Patent Dates


Application Date: 

1926-12-30   

Issue Date: 

1931-09-15

Patent Numbers


Patent Number: 

1822927   

Serial Number: 

158103

Switch Accelerator For Clocks

Inventor Information: 

William H. Greenleaf, of Hartford, Connecticut, assignor to Western Clock Company, of Peru, Illinois, a corporation of Illinois

Patent Type: 

Utility

Patent Country: 

United States

Patent Categories:

DC Electric Clock; Automobile Clock

Assignee: 

Western Clock Company (the second one, 1912 - 1936)

Patent URLs:

U.S. Patent Database; Google Patents

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