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Water based hydraulic fluid and hydraulic pressure device

Rotary expansible chamber devices – With wear surface treatment or integrally plated wear layer
Reexamination Certificate

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Water jet type air compressor system, its starting method,...

Rotary expansible chamber devices – Methods
Reexamination Certificate

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Water turbines

Rotary expansible chamber devices – Interengaging rotating members – Like rotary members
Patent

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Water-injected screw compressor

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Non-working and working fluids intermix in working chamber
Reexamination Certificate

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Water-injected screw compressor element

Rotary expansible chamber devices – Interengaging rotating members – Helical or herringbone
Reexamination Certificate

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Water-injected screw-type compressor

Rotary expansible chamber devices – Interengaging rotating members – Helical or herringbone
Reexamination Certificate

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Water-lubricated compressor

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – With condition responsive control of non-working fluid
Reexamination Certificate

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Wave tooth gears using identical non-circular conjugating...

Rotary expansible chamber devices – Interengaging rotating members – Like rotary members
Reexamination Certificate

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Waveform actuating air compressor

Rotary expansible chamber devices – Nutating working member – With mechanical sealing
Patent

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Wear resistant rotor slots for vane-type pumps or motors

Rotary expansible chamber devices – With changeable working chamber magnitude – Cylinder or cylinder portion moved linearly and radially
Patent

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Wear resistant vane-type fluid power converter

Rotary expansible chamber devices – Positively actuated vane – Spring biased
Patent

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Wear-preventing and positioning device for a screw compressor

Rotary expansible chamber devices – Interengaging rotating members – Helical or herringbone
Reexamination Certificate

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Wear-resistant coating for sealing strips in rotary engines

Rotary expansible chamber devices – With wear surface treatment or integrally plated wear layer
Patent

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Weld strengthening component for sealed compressors

Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll
Reexamination Certificate

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Wellbore motor system

Rotary expansible chamber devices – Multistage – Sliding abutment
Patent

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Wing motor having non-radial roller slats

Rotary expansible chamber devices – Vane or abutment comprises rotatable element
Patent

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Wobble plate pump

Rotary expansible chamber devices – Nutating working member – Working member common to plural working chambers
Patent

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Wobble plate pump

Rotary expansible chamber devices – Nutating working member – Working member common to plural working chambers
Patent

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Wobble plate pump with side chambers through which fluid flows

Rotary expansible chamber devices – Nutating working member – Working member common to plural working chambers
Patent

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Wobble pump

Rotary expansible chamber devices – Nutating working member – Working member common to plural working chambers
Patent

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