4. Rotary expansible chamber devices
  5. Non-radially positioned sliding vane or abutment
  6. Positively biased

Peter Trent Calabretta

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Rotary vane compressor with relief means for vane slots

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Groove communicates with vane slot
Patent

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Rotary vane compressor with vane extension means

Rotary expansible chamber devices – Non-radially positioned sliding vane or abutment – Positively biased
Patent

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Profile ID: LFUS-PAI-P-649909

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