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US2696743A
|
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Adjustable gear mechanism
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US2706109A
|
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Heat transfer elements of ceramic material
|
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US2699689A
|
|
Variable speed power transmission
|
|
US2680598A
|
|
Regenerative heat exchanging apparatus having cooled partition walls
|
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US2701130A
|
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Element set for heat exchangers
|
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US2678194A
|
|
Sealing device for rotary heat exchangers
|
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US2658584A
|
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Oil circulation device
|
|
US2674898A
|
|
Gear transmission having variable shaft distance
|
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US2659239A
|
|
Independent synchronization
|
|
US2720935A
|
|
Silencing of sound
|
|
US2697330A
|
|
Reversible hydraulic coupling
|
|
US2696976A
|
|
Element set for air preheaters
|
|
US2690054A
|
|
Hydrodynamic torque converter
|
|
US2690053A
|
|
Hydrodynamic torque converter
|
|
US2683350A
|
|
Hydrodynamic power transmission comprising control means for controlling the rate of circulation of the working fluid in the circuit
|
|
US2700444A
|
|
Cam operated shifting device for clutches
|
|
US2681209A
|
|
Suction device for rotary regenerative preheaters
|
|
US2709336A
|
|
Jet propulsion units embodying positive displacement compressor and engine components
|
|
US2707408A
|
|
Hydraulic transmission
|
|
US2699642A
|
|
Cooling means for hydrodynamic torque converters
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