IP Library Granted Patent US 9,873,068
Granted Patent B2
US 9,873,068 · App. 14/707,396 · Granted Jan 23, 2018

Multi-panel mounting section for launder channel cover panels

Inventor: Earle Schaller (Palm Beach Gardens, FL)
Assignee: NEFCO SYSTEMS, INC.
B01D21/0003B01D21/0006
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Quick Facts
Patent No.
US 9,873,068
App. No.
14/707,396
Granted
Jan 23, 2018
Kind
B2
Abstract

A cover arrangement is provided for a launder channel of a clarifier tank. The clarifier tank has an arcuate outer circumferential wall and a weir wall, with the launder channel disposed between the walls. The cover arrangement has a single mounting section configured to be coupled to the arcuate outer circumferential wall and a plurality of cover sections, each of which are coupled to the same single mounting section at different locations. The cover sections are configured to extend from the arcuate outer circumferential wall inwards towards the center of the clarifier tank covering the launder channel.

Claims (7)

1. A cover arrangement for a launder channel of a clarifier tank, the clarifier tank having an arcuate outer circumferential wall, a weir wall, with the launder channel disposed between said walls, said cover arrangement comprising:

a single mounting section, configured to be coupled to said arcuate outer circumferential wall; and

a plurality of cover sections, each of which are coupled to the same single mounting section at different locations, said cover sections being configured to extend from said arcuate outer circumferential wall inwards towards the center of the clarifier tank covering said launder channel,

wherein said single mounting section has a first curved side mounted to said arcuate outer circumferential wall and a second chorded side with a plurality of chorded sections, each of which correspond with one of said plurality of cover sections mounted thereto.

2. The cover arrangement as claimed in claim 1 , wherein said single mounting section supports three cover sections.

3. The cover arrangement as claimed in claim 1 , wherein said plurality of cover sections are each coupled to the same single mounting section via a continuous hinge.

4. The cover arrangement as claimed in claim 1 , wherein said cover arrangement includes a plurality of mounting sections each with its own plurality of cover sections, configured to cover the entire launder channel.

Assignments (10)
SECURITY INTEREST Recorded May 7, 2026
From: NORTH AMERICAN FILTRATION HOLDINGS LLC; NAF WATER FILTRATION ENTERPRISES LLC; NAF WATER FILTRATION LLC; NAF WATER SOLUTION ENTERPRISES LLC; CHEMTRAC LLC; NAF AQUATICS LLC
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 074586/0152 →
NUNC PRO TUNC ASSIGNMENT Recorded Nov 26, 2025
From: NEFCO SYSTEMS, INC.
To: NAF CONTRCO LLC
Reel/Frame 073041/0957 →
NUNC PRO TUNC ASSIGNMENT Recorded Nov 26, 2025
From: NAF CONTRCO LLC
To: NORTH AMERICAN FILTRATION HOLDINGS LLC
Reel/Frame 073042/0288 →
NUNC PRO TUNC ASSIGNMENT Recorded Nov 26, 2025
From: NORTH AMERICAN FILTRATION HOLDINGS LLC
To: NORTH AMERICAN FILTRATION ENTERPRISES LLC
Reel/Frame 073042/0447 →
NUNC PRO TUNC ASSIGNMENT Recorded Nov 26, 2025
From: NAF WATER FILTRATION ENTERPRISES LLC
To: NAF WATER FILTRATION LLC
Reel/Frame 073042/0701 →
RELEASE OF SECURITY INTEREST Recorded Nov 3, 2025
From: LIVE OAK BANKING COMPANY
To: NORTH AMERICAN FILTRATION HOLDINGS LLC; NAF WATER FILTRATION ENTERPRISES LLC; NAF AQUATICS ENTERPRISES LLC; NAF AQUATICS LLC; CHEMTRAC LLC; NAF WATER SOLUTIONS ENTERPRISES LLC; NAF WATER FILTRATION LLC
Reel/Frame 072760/0571 →
SECURITY INTEREST Recorded Apr 6, 2022
From: NORTH AMERICAN FILTRATION HOLDINGS LLC; NAF WATER FILTRATION ENTERPRISES LLC; NAF WATER SOLUTIONS ENTERPRISES LLC; NAF AQUATICS ENTERPRISES LLC; NAF WATER FILTRATION LLC; CHEMTRAC LLC; NAF AQUATICS LLC
To: LIVE OAK BANKING COMPANY
Reel/Frame 059509/0921 →
RELEASE OF SECURITY INTEREST Recorded Mar 29, 2022
From: SCHALLER, EARLE
To: NEFCO SYSTEMS, INC.
Reel/Frame 059420/0643 →
SECURITY INTEREST Recorded Jul 27, 2016
From: NEFCO SYSTEMS, INC.
To: SCHALLER, EARLE
Reel/Frame 039272/0133 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2016
From: SCHALLER, EARLE
To: NEFCO SYSTEMS, INC.
Reel/Frame 039175/0846 →
Continuity (2)
Provisional Application 61990914 · May 9, 2014
Related Publication 20160016098A1 · Jan 21, 2016