Handling: hand and hoist-line implements – Utilizing fluid pressure – Venturi effect
Reexamination Certificate
2007-04-24
2007-04-24
Mackey, Patrick (Department: 3652)
Handling: hand and hoist-line implements
Utilizing fluid pressure
Venturi effect
C294S065000, C294S087120
Reexamination Certificate
active
11129829
ABSTRACT:
Egg lifting apparatus are provided that include a vacuum housing having first and second passageways, a venturi assembly in fluid communication with the first and second passageways, and a flexible cup secured to the vacuum housing, wherein the flexible cup has an interior that is in fluid communication with the vacuum housing second passageway. The venturi assembly produces subatmospheric pressure within the second passageway upon the flow of air through the first passageway. The flexible cup is configured to engage and retain an egg in seated relation therewith when subatmospheric pressure is provided within the flexible cup interior via the vacuum housing second passageway.
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Chin Paul T.
Embrex Inc.
Mackey Patrick
Myers Bigel & Sibley & Sajovec
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