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US4892652A Expired / Lapsed US ⏱️ 0.0 years remaining

Curved diverter plate assembly for interchangeability of various models of traveling water screens

Assignee: FMC Corp
•
Filing: 1988-07-22
•
Granted: 1990-01-09
•
Expires: 2008-07-22
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Abstract

Abstract A traveling water screen of the dual flow type is provided with diverter plates having projections on the diverter plates that allow the dual flow water screen to be restrained in position when inserted into compatible channels in a host sluice channel.

Inventors

  • 👤 Douglas W. Rudy
  • 👤 Michael P. Hunnemann
  • 👤 Stephen B. Thomas

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 19:41
CPC Classifications
B; B01; B01D; B01D33/00; B01D33/333; B01D33/44; B01D33/48; B01D33/50

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 181 words
Mounting means for mounting a dual flow traveling water screen, said screen including a screen frame, in a channel having a pair of vertical walls having vertical cavities, said mounting means comprising a first curved diverter plate having an upstream edge portion, located adjacent one of the vertical walls, said first curved diverter plate attached to and extending radially outward from said screen frame of said dual flow traveling water screen to one vertical wall of said pair of vertical walls of said channel; a second curved diverter plate having an upstream edge portion locted adjacent the other vertical wall, said second curved diverter plate attached to and extending radially outward from the screen frame to the other of said pair of channel walls; said first and second diverter plates each having a projecting flange on the obverse sides of said curved diverter plates, said projecting flanges projecting into said vertical cavities of said walls when said traveling water screen is in said channel; compression struts extending from said upstream edge portions of said curved diverter plates to said screen frame.
Claim 2
Dependent Claim 181 words
Mounting means for mounting a dual flow traveling water screen, said screen including a screen frame, in a channel having a pair of vertical walls having vertical cavities, said mounting means comprising a first curved diverter plate having an upstream edge portion, located adjacent one of the vertical walls, said first curved diverter plate attached to and extending radially outward from said screen frame of said dual flow traveling water screen to one vertical wall of said pair of vertical walls of said channel; a second curved diverter plate having an upstream edge portion locted adjacent the other vertical wall, said second curved diverter plate attached to and extending radially outward from the screen frame to the other of said pair of channel walls; said first and second diverter plates each having a projecting flange on the obverse sides of said curved diverter plates, said projecting flanges projecting into said vertical cavities of said walls when said traveling water screen is in said channel; compression struts extending from said upstream edge portions of said curved diverter plates to said screen frame.
Claim 3
Dependent Claim 63 words
The invention in accordance with claim 1 wherein said mounting means further comprises protruding tabs carried on the inside faces of the curved diverter plates; and horizontal stiffeners attached to said screen frame wherein said compression struts are supported by said protruding tabs at one end of the compression struts and at the other end of the compression struts by said horizontal stiffeners.
Claim 4
Dependent Claim 15 words
The invention in accordance with claim 1 wherein said compression struts are adjustable compression struts.

References Cited (Backward Citations)

US1208655A Cited
FR577255A Cited
US1726608A Cited
US2996189A Cited
FR2110809A5 Cited
US3850804A Cited
US4186091A Cited
US4305822A Cited
US4374736A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1993-01-08 1993-07-10 1994-01-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1997-01-08 1997-07-10 1998-01-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2001-01-08 2001-07-10 2002-01-09 $7700.00 Window Closed / Lapsed

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