4. Automatic temperature and humidity regulation
  5. Ventilator type
  6. Pneumatically actuated

Alex Zelczer

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Flow control bladders for zone control apparatus

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator
Patent

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Fluid flow control damper assembly

Fluid handling – Processes – Cleaning – repairing – or assembling
Reexamination Certificate

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Fluid flow control damper assembly

Fluid handling – Processes – Cleaning – repairing – or assembling
Reexamination Certificate

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Fluid flow control damper assembly

Fluid handling – Systems – Dividing into parallel flow paths with recombining
Reexamination Certificate

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Fluid flow control damper assembly and method

Valves and valve actuation – Fluid actuated or retarded – With mechanical movement between actuator and valve
Patent

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Profile ID: LFUS-PAI-P-316632

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