Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1998-12-10
2000-05-23
Fetsuga, Robert M.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
4286, E03C 122
Patent
active
060661194
ABSTRACT:
A waste water strainer has a horizontal flange having a center opening. A hollow barrel is secured to and extends downwardly from the flange and has a center opening concentrically located with respect to the center opening in the flange. A hollow strainer extension is threadably secured to a lower end of the barrel. A bushing with an internal concave surface is mounted within the upper end of the strainer extension. A circular disk valve having an annular outer surface symmetrical with the concave surface of the bushing is pivotally mounted on the concave surface of the bushing. The flange and the barrel have a chrome-like finished surface, and the strainer extension has a different finish surface.
REFERENCES:
patent: 3314085 (1967-04-01), Minelli
patent: 4457030 (1984-07-01), Burry
patent: 5428847 (1995-07-01), Atkins et al.
Fetsuga Robert M.
WCM Industries, Inc.
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