Sliding shoe unit for automatic backwash filters
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 3, 1996
Grant Date -
N/A
app pub date -
Jan 26, 1996
filing date -
Jan 26, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Articulated sliding shoes for improving the operation of automatic backwashing filter systems basically include (a) a rectangular support frame, (b) a central valve member, (c) a fore waste valve member, (d) an aft waste valve member and (e) sets of springs for such valve members. The valve members are moveable relative to the support frame transverse of its longitudinal axis, but are immoble parallel to such axis and are urged by the spring sets into seriatim contact with trios of the discharge ports of the filter cells of such filter systems.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully