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US2677356A
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Precombustion chamber nozzle for internal-combustion engines
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Piston cooling for internalcombustion engines
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US2685870A
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Central fuel valve for internalcombustion engines
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US2682365A
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Cooling means for rotary blowers
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US2609800A
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Auxiliary pump arrangement for water cooled engines
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US2576263A
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Fuel injection pump for combustion engines
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Multiple power plant, including an electric generator
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Propulsion power plant
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Combustion engine cylinder head casing
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Combustion engine valve operating means
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Multiple valve cylinder head for internal-combustion engines
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US2634585A
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Multicrankshaft engine
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Frame structure for multicrankshaft engines
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Frame structure for multicrankshaft engines
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Fluid clutch with removable members
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Means for protecting the exhaust valves in internal-combustion engines
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Method of and means for lubricating exhaust-valve shanks in combustion engines
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US1520208A
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Valve-actuating gear for internal-combustion engines
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