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US2017291A
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Flexible belt
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Seal for bearing housings
|
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Automatic oiler, initial and drip
|
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Shaft coupling
|
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Flexible power transmission device
|
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Flexible belt and method of making it
|
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Variable speed transmission device
|
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Storage tank construction
|
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Method of starting condenser type motors
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Inclosed convertible motor
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Cooling means for motors
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Process of insulating motor windings
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Water-cooled pump-head bearing
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Variable-speed squirrel-cage motor
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Mold
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Weatherproof pump motor
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Induction motor with movable magnetic bridges
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Bottom attachment for nonreversing attachment for motor-driven pump heads
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Vertical-turbine-pump head
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Mold for bimetallic rotors
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