Gas Saving Invention Granted U.s. Patent

In 1975, Honda was granted the U.S. Patent 3878826burned.
for instructions on how to manufacture an engine withAccording to the abstract of the patented gas saving
a third manifold. The patent was secured because thetechnology: “An Elevated Expansion-Ratio Internal
CVCC engine for the Honda Civic has a secondCombustion Engine has a substantially standard
intake manifold. This technology is now being put torepeating four-stroke sequence for each cylinder, and
reduce fuel consumption by National Fuelsaver Corp.the Engine includes for each cylinder: an intake valve, a
based in Boston.combustion-gas exhaust valve, and a vapor return
An internal combustion engine commonly has only twovalve. A return manifold for vapor connects from the
manifolds - the intake and the exhaust manifold. Thesereturn valves of respective ones of the cylinders back
manifolds facilitate the entry of fuel to the engine asinto a passage ahead of a beginning portion of an
well as provide the exit of exhaust gases.intake manifold. Substantially during a predetermined
According to the abstract of the patentedpart of each compression stroke in the sequence of
three-manifold engine: “A four-cycle internalstrokes, the return valve opens after a closing of the
combustion engine has eight cylinders each providedintake valve, and thereafter closes at a time within the
with a main combustion chamber and an auxiliarycompression stroke corresponding to a predetermined
combustion chamber connected by a torch nozzle. Aposition of the piston in the cylinder.”
carburetor has a Venturi throat supplying rich mixtureAccording to the developer of the gas saving
to each of the auxiliary chambers and othertechnology, the use of platinum is already used on
carburetor throats supplying a lean mixture to each ofcatalytic converters. What they just did is bring the
the main chambers. Although the effective crossplatinum to the engine so that the unburned fuel will not
sectional area of the Venturi throat for the rich mixturebe wasted.
need not be larger than the effective cross sectionalAccording to Jack Leopold, the West Coast distributor
area of a single torch nozzle when the engine has fourfor National Fuelsaver Corp., “The Gasaver injects
cylinders or six cylinders, an eight cylinder enginea platinum vapor directly into the engine where the
requires that the Venturi throat for the rich mixture becatalytic action of the platinum promotes faster and
smaller than 1.4 times as large in effective crossmore complete combustion - with 15 to 25 percent
sectional area as each of the torch nozzles.”savings in gasoline.” Joel Robinson, the inventor of
According to the National Fuelsaver Corp., the thirdGasaver, added that, “We're not doing anything
manifold can be used to increase the gas mileage ofnew chemically; we're simply changing the location of
an engine by injecting platinum vapor into thewhere the process occurs.”
combustion chamber. The platinum particles allow fuelsWith the increasing price of gasoline, a product such as
to be burned almost completely. Conventional enginesthat would surely be welcomed by many
only burns about 70 percent of the fuel introduced intofuel-concerned individuals. With the money saved on
the combustion chamber. With the new patentedfuel consumption, they can spend on upgrading the
technology, an additional 22 percent of the fuel can bebody parts of their daily drivers.