Self-cleaning fan housing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 25, 1980
Grant Date -
N/A
app pub date -
Jul 16, 1979
filing date -
May 17, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fan housing comprising two side plates and a scroll, angle elongated scraper members secured transversely between the side plates, the scroll resting on the scraper members and being slideably mounted on the side plates, and a reciprocating actuator secured to the scroll such that upon operation of the actuator, the scroll is oscillated across the scraper members so dislodging deposit from the inside of the scroll.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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