4. Pumps
  5. Motor driven
  6. Electric or magnetic motor

Ingwald Vollrath

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Linear electric motor

Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate

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Motor-driven compressor with reduced lateral dimensions

Pumps – Motor driven – Electric or magnetic motor
Patent

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Oil pumping system for a reciprocating hermetic compressor

Pumps – Inertia-type pumping member or drive means
Reexamination Certificate

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Piston lubricating system for a reciprocating compressor...

Lubrication – Systems – Rotary compressor
Reexamination Certificate

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Piston-articulating pin-connecting rod assembly for reciprocatin

Expansible chamber devices – Piston – With separable means for pivotally mounting connecting rod...
Patent

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Profile ID: LFUS-PAI-P-312988

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