Title: Adjustable ball cock riser

Abstract: An adjustable riser for a toilet tank is formed of a pair of mutually telescoped members slidably sealed to each other and readily locked in any one of a selected number of longitudinally adjusted positions by means of a number of tapered fingers having projections that are pressed into one of a series of grooves in the inner member by a threaded lock nut.

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Inventors: Gilbert, Russell T. (Newport Beach, CA, US)
Antunez, Jr., Armand E. (Glendora, CA, US)

Application Number: 811609
Filing Date: 1977-06-30
Publication_date: 1980-01-08
Assignee: Coast Foundry & Mfg. Co. (Pomona, CA)
Primary Class(es): 137/426 16/DIG39, 137/437, 138/121, 138/173, 285/303, 285/322
Other Classes:
US Patent Ref:

1542553	Jun, 1925	Hornbeck	285/303.
2329337	Sep, 1943	Criss et al.	137/436.
2827073	Mar, 1958	Owens	137/437.
3120857	Feb, 1964	Fischer et al.	137/436.
3754781	Aug, 1973	Conroy	285/322.
3785290	Jan, 1974	Castor et al.	138/121.
3797518	Mar, 1974	Holm et al.	137/442.
3798586	Mar, 1974	Huska	285/322.

Other Refs:
Primary Examiner: Schwadron, Martin P.
Assistant Examiner: Walton, G. L.
Attorney: Gausewitz, Carr & Rothenberg