Wave generator

Hydraulic and earth engineering – Fluid control – treatment – or containment – Wave generation or enhancement

Reexamination Certificate

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Details

C004S491000, C222S189070, C261SDIG022, C210S456000, C239S428500

Reexamination Certificate

active

11357853

ABSTRACT:
A wave generator comprises a seat; a positioning ring a wave generating unit received in an upper side of the seat; the wave generating unit being formed by a flow-steady base and a flow-collecting mask; the flow-steady base having a central platform; an upper surface of the central platform having a plurality of projecting blocks which are annularly arranged; the spaces between projecting blocks being formed as flow channels; an inner wall of the wave generating unit being formed with a plurality of longitudinal slots for draining water; a positioning unit for positioning the flow-steady base and the flow-collecting mask precisely; a filtering web having a plurality of holes which formed as an umbrella shape; a positioning rod extending from a central lower side of the web; and a front end of the positioning rod being formed an enlarged tapered head.

REFERENCES:
patent: 3138332 (1964-06-01), Hinderer
patent: 3239152 (1966-03-01), Bachli et al.
patent: 3684191 (1972-08-01), Shames et al.
patent: 5114072 (1992-05-01), Barhydt, Sr.
patent: 5184641 (1993-02-01), Kuhn
patent: 6902123 (2005-06-01), Grether et al.
patent: 2006/0011748 (2006-01-01), Ferrari
patent: 2006/0273203 (2006-12-01), Denzler

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