US3327478A
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Hydraulic coupling
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US3167918A
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Fluid coupling
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US3167917A
|
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Hydraulic coupling
|
US2952976A
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Rotary turbine type fluid coupling
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US2833159A
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Automatic hydraulically operated transmission
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US2805742A
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Automatic fluid operated transmission system
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US2723736A
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Automatic fluid transmission with safety driving clutches
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US2569087A
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Rotary turbine-type fluid coupling
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US2596459A
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Opener
|
US2368437A
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Automatic centrifugal hydraulic flywheel
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US2352592A
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Expansion controlling piston construction
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US2195552A
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Heavy duty piston
|
US2200015A
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Piston construction
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US2147956A
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Lubricating piston skirt construction
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US2261931A
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Piston and ring construction
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US2110316A
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Piston for internal combustion engines
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US1951959A
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Piston and ring construction
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US1746178A
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Gear
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US1748820A
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Gear
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US1755945A
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Adjustable silent gear
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