4. Pumps
  5. Expansible chamber type
  6. Plural pumping chambers

J-W Operating Company

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4-stroke, stratified gas engine

Internal-combustion engines – Four-cycle – Scavenging
Patent

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Control system for engine-driven compressor unit and method of o

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...
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Radially-valve compressor with adjustable clearance

Pumps – Expansible chamber type – Plural pumping chambers
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Profile ID: LFUS-PAI-P-551700

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