4. Measuring and testing
  5. Volume or rate of flow
  6. Combined

Carl M. Springer

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Color change system for spray coating apparatus

Coating processes – Spraying
Patent

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Color change system for spray coating apparatus

Dispensing – Plural sources – compartment – containers and/or spaced jacket – With discharge assistant for each source
Patent

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Flushable rotary gear pump

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

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Method and apparatus for measuring and controlling fluid flow ra

Fluid handling – Processes – With control of flow by a condition or characteristic of a...
Patent

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Positive displacement flushable flow meter

Measuring and testing – Volume or rate of flow – Combined
Patent

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