Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate
2005-09-13
2005-09-13
Snider, Theresa T. (Department: 1744)
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
C015S406000, C004S255010
Reexamination Certificate
active
06941613
ABSTRACT:
A pipe cleaning vacuum sealing apparatus includes an intra piping sealing frustum. The frustum is generally shaped as a frustum of a circular cone with an interior and exterior surface. The interior surface is adapted to releasably receive a plurality of various vacuum suction sources. The exterior surface of the frustum is adapted to be releasably received by a plurality of configurations of pipe openings.Alternatively, the pipe cleaning vacuum sealing apparatus includes an extra piping system sealing boot. The sealing boot releasably seals at the surface surrounding a pipe and is adapted to releasably receive a plurality of various vacuum suction sources.Embodiments of the pipe cleaning vacuum sealing apparatuses include a plurality of annular engaging rings to enhance sealing, fixed and telescoping suction tubes, and varying embodiments of separation and retainage chambers further including separation and retainage chambers with at least one ingress port.
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Dewey Daniel J.
Gallagher Michael J.
Gallagher & Dewey Co. LPA
Snider Theresa T.
Trap Vac, LLC
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