4. Textiles: fiber preparation
  5. Working
  6. Drafting

Masao Wakai

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Clearer device for bottom draft roller

Textiles: fiber preparation – Working – Drafting
Patent

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Heat exchanger apparatus

Heat exchange – Regenerator – Movable heat storage mass with enclosure
Patent

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Method for manufacturing a heat exchanger

Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent

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Swingingly movable clearer mechanism suspended from a draft roll

Textiles: fiber preparation – Working – Drafting
Patent

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Ventilator

Ventilation – Having outlet airway – With air pump
Patent

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Profile ID: LFUS-PAI-P-654405

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