US Patent: 663,643 - Sparking Igniter for Explosion-Engines


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US Patent: 663,643

Sparking Igniter for Explosion-Engines

Patentees:

Frederick R. Sima (exact or similar names) - London, Middlesex County, England

Robert Bosch (exact or similar names) - Stuttgart, Baden-Württemberg, Germany

USPTO Classifications:

123/149E, 123/164, 123/169R

Tool Categories:

propulsion and energy : internal combustion engines : ignition systems

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Sep. 12, 1898
Granted:	Dec. 11, 1900

Patent Pictures:

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Description:

e have applied for patents in Great Britain, No. 7,195, dated 24 March, 1898, and in France, No. 267,252, dated 04 July, 1898.

Claim:

This invention relates to improvements in or connected with electric ignition-gear for explosion-engines, and has for its object to provide means whereby the time at which ignition of the explosive charge takes place, and thereby the speed of the engines can be regulated, as desired, while the engines are running.