IP Library › Granted Patent US 12,618,238
Granted Patent B1
US 12,618,238 · App. 17/970,723 · Granted May 5, 2026

Ceiling system for cleanrooms

Inventor: Domenic Russo (Dover, MA)
Assignee: FH CHASE INC.
E04B9/20E04B9/127E04B9/064
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Quick Facts
Patent No.
US 12,618,238
App. No.
17/970,723
Granted
May 5, 2026
Kind
B1
Abstract

A ceiling for a cleanroom that is easily adaptable to a variety of ceiling types found in envelope buildings and adaptable to support the placement of heavy loads above the cleanroom ceiling and/or suspended below the cleanroom ceiling.

Claims (8)

1 . A cleanroom ceiling system comprising:

a suspension assembly having an upper leveling assembly and a lower leveling assembly;

said upper leveling assembly having a first upper threaded rod and a first lower threaded rod connected by a first turnbuckle;

said lower leveling assembly having a second upper threaded rod and a second lower threaded rod connected by a second turnbuckle;

a top end of the first upper threaded rod being secured to a strut by a sliding nut that allows the top end of the first upper threaded rod to slide along the length of the strut and to be locked into position using at least one locking nut and washer that engage the first upper threaded rod;

a bottom end of the second lower threaded rod being secured to a plenum cap by a second sliding nut secured to the bottom end of the second lower threaded rod that allows the second lower threaded rod to slide along the length of a top channel and the plenum cap and to be locked into position using at least one locking nut and washer that engage the second lower threaded rod;

said plenum cap having a bottom channel that supports a top end of the second upper threaded rod of the lower leveling assembly wherein said top end is connected to the bottom channel by a sliding nut that allows the top end of the second upper threaded rod to slide along the length of the bottom channel and to be locked into position using at least one locking nut and washer that engage the second upper threaded rod of the lower leveling assembly; and

a bottom end of the second lower threaded rod of the lower leveling assembly being attached to a full/split crossover connector and a double crossover connector that connect to form an X-shape for supporting intersecting joints of a ceiling grid.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 8, 2022
From: RUSSO, DOMENIC
To: F.H. CHASE, INCORPORATED
Reel/Frame 062021/0650 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 7, 2022
From: RUSSO, DOMENIC
To: F.H. CHASE, INCORPORATED
Reel/Frame 061673/0835 →
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