Sphere launching apparatus

Details Sphere launching apparatus Sphere launching apparatus

1979-03-23

1981-05-26

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Implements

Pipe, tube, or conduit cleaner

137268, B08B 904

Patent

active

042689325

ABSTRACT:
A sphere launching apparatus for use with a valve closure member for sequentially ejecting spheres in a pipeline, said apparatus having a releasing means pivotable about a first axis for engaging a valve closure member and a sphere catcher means pivotally secured about a second axis spaced from the first axis for releasably engaging spheres and having an adjustable actuating link connecting the releasing means and catching means for causing angular movement of the same to angularly pivot the catcher means into and out of engagement with successive spheres at a first rate upon angular pivoting of the releasing means at a second rate less than the first rate through opening and closing of the valve closure member to sequentially release spheres and to allow the valve closure member to substantially close before releasing the next sphere.

REFERENCES:
patent: 3169263 (1965-02-01), Eagleton
patent: 3543789 (1970-12-01), Wheatley

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