Patent US539779A successfully refreshed from Google Patents.
Patent US3577904A successfully refreshed from Google Patents.
US3577904A
Expired / Lapsed
US
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Suspended ceiling integrated air distribution system
Assignee: Venturedyne Ltd
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Filing: 1969-04-14
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Granted: 1971-05-11
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Expires: 1989-04-14
Abstract
Abstract A plurality of air distribution subassemblies, each having spaced sidewalls defining an air distribution passage therebetween, are mounted in a linear array transversely of a plurality of preexisting suspended ceiling main runner members, in one embodiment straddling cross T-bar members spanning the distance between said main runners, wherein a continuous air supply plenum is mounted on two or more adjacent subassemblies of such air distribution subassemblies with a continuous air supply outlet therein along a lower portion thereof and extending across the associated main runner, and in one said embodiment across the intersection of a main runner and across T-bar, to provide an effectively continuous linear air distribution passage through said ceiling across the main support members of the preexisting ceiling grid or support system.
Inventors
- 👤 Robert R Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:28
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/06; E04B9/064; E04B9/02; F; F24; F24F; F24F13/00; F24F13/02; F24F13/06; F24F13/072
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
172 words
An interrupted, yet effectively continuous, air distribution assembly to be integrated into a preexisting suspended ceiling tile supporting grid of intersecting main and cross inverted Tbars, said assembly comprising: a plurality of air diffuser subassemblies having spaced sidewalls and end walls defining an air distribution passage therebetween, each of said subassemblies extending between and being supported only at their opposite ends by a pair of spaced generally parallel inverted T-bars of said preexisting ceiling grid, whereby said plurality of subassemblies form a linear array thereof extending transversely of pairs of spaced inverted T-bars each of which intersects and thereby interrupts the linear air distribution passage formed by said array of subassemblies; and a continuous air supply plenum associated in air supply relation with two or more adjacent diffuser subassemblies of said plurality and having a continuous air supply outlet along a lower portion thereof extending above and across at least one or more of said T-bars intersecting said air distribution passage to provide an effectively continuous air distribution through said interrupted passage.
Claim 2
Dependent Claim
172 words
An interrupted, yet effectively continuous, air distribution assembly to be integrated into a preexisting suspended ceiling tile supporting grid of intersecting main and cross inverted Tbars, said assembly comprising: a plurality of air diffuser subassemblies having spaced sidewalls and end walls defining an air distribution passage therebetween, each of said subassemblies extending between and being supported only at their opposite ends by a pair of spaced generally parallel inverted T-bars of said preexisting ceiling grid, whereby said plurality of subassemblies form a linear array thereof extending transversely of pairs of spaced inverted T-bars each of which intersects and thereby interrupts the linear air distribution passage formed by said array of subassemblies; and a continuous air supply plenum associated in air supply relation with two or more adjacent diffuser subassemblies of said plurality and having a continuous air supply outlet along a lower portion thereof extending above and across at least one or more of said T-bars intersecting said air distribution passage to provide an effectively continuous air distribution through said interrupted passage.
Claim 3
Dependent Claim
78 words
The interrupted, yet effectively continuous, air distribution assembly of claim 6 wherein: said air supply plenum is mounted in air supply communication with at least three of four adjacent subassemblies of said plurality of air distribution assemblies, said fourth subassembly having its air distribution passage communicating between a first space outside said air supply plenum and above said ceiling system and a second space below said ceiling system into which air is supplied from said air supply plenum.
Claim 4
Dependent Claim
163 words
An air distribution assembly which is easily integrated into a preexisting suspended ceiling system having a grid of main and cross inverted T-bar members to provide a continuous linear air distribution means through said ceiling, said air distribution assembly comprising: a plurality of air distribution subassemblieS, each having spaced sidewalls defining an air distribution passage therebetween, said subassemblies being mounted in a linear array transversely of and supported on said main T-bar members and straddling said cross T-bars members; and a continuous air supply plenum mounted upon two or more adjacent air distribution subassemblies of said plurality of subassemblies, said plenum having a continuous air supply outlet along a lower portion thereof extending across at least one intersection of a main T-bar, supporting two adjacent subassemblies, and the adjacent cross T-bars and in air supply communication with each air distribution passage of said last-named two subassemblies to provide effectively continuous air distribution through said ceiling across said intersection in said preexisting ceiling system.
Claim 5
Dependent Claim
163 words
An air distribution assembly which is easily integrated into a preexisting suspended ceiling system having a grid of main and cross inverted T-bar members to provide a continuous linear air distribution means through said ceiling, said air distribution assembly comprising: a plurality of air distribution subassemblieS, each having spaced sidewalls defining an air distribution passage therebetween, said subassemblies being mounted in a linear array transversely of and supported on said main T-bar members and straddling said cross T-bars members; and a continuous air supply plenum mounted upon two or more adjacent air distribution subassemblies of said plurality of subassemblies, said plenum having a continuous air supply outlet along a lower portion thereof extending across at least one intersection of a main T-bar, supporting two adjacent subassemblies, and the adjacent cross T-bars and in air supply communication with each air distribution passage of said last-named two subassemblies to provide effectively continuous air distribution through said ceiling across said intersection in said preexisting ceiling system.
Claim 6
Dependent Claim
69 words
The air distribution assembly of claim 3 wherein: said air supply plenum is mounted in air supply communication with at least three of four adjacent subassemblies of said plurality of air distribution subassemblies, said fourth subassembly having its air distribution passage communicating between a first space outside said plenum above said ceiling system and a second space below said ceiling system into which air is supplied from said plenum.
Claim 7
Dependent Claim
55 words
The air distribution assembly of claim 3 wherein: the opposite ends of each of said air distribution subassemblies are slotted to straddle the vertical leg of the associated inverted cross T-bar, a bottom horizontal flange of each of said cross T-bars lying in the outlet path of the air distribution passage of the associated subassembly.
Claim 8
Dependent Claim
179 words
An interrupted, yet effectively continuous, air distribution assembly to be integrated into a preexisting suspended ceiling tile-supporting grid of intersecting main and cross inverted T-bars, said assembly comprising: a plurality of air diffuser subassemblies having spaced sidewalls and at least partially open end walls to receive an upstanding leg of an inverted T-bar therethrough, said diffuser subassemblies being positioned in a linear array along and straddling one or more T-bars and being mounted at their respective ends on associated T-bars intersected by said one or more T-bars to provide air distribution passages between said spaced walls and divided by said one or more T-bars, said distribution passages extending along said array and being interrupted by said associated T-bars on which said subassemblies are mounted; and a continuous air supply plenum associated in air supply relation with two or more adjacent diffuser subassemblies of said plurality of air diffuser subassemblies and having a continuous air supply outlet along a lower portion thereof extending above said one or more T-bars and across at least one or more of said associated T-bars.
Claim 9
Dependent Claim
179 words
An interrupted, yet effectively continuous, air distribution assembly to be integrated into a preexisting suspended ceiling tile-supporting grid of intersecting main and cross inverted T-bars, said assembly comprising: a plurality of air diffuser subassemblies having spaced sidewalls and at least partially open end walls to receive an upstanding leg of an inverted T-bar therethrough, said diffuser subassemblies being positioned in a linear array along and straddling one or more T-bars and being mounted at their respective ends on associated T-bars intersected by said one or more T-bars to provide air distribution passages between said spaced walls and divided by said one or more T-bars, said distribution passages extending along said array and being interrupted by said associated T-bars on which said subassemblies are mounted; and a continuous air supply plenum associated in air supply relation with two or more adjacent diffuser subassemblies of said plurality of air diffuser subassemblies and having a continuous air supply outlet along a lower portion thereof extending above said one or more T-bars and across at least one or more of said associated T-bars.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-10 | 1974-11-09 | 1975-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-10 | 1978-11-09 | 1979-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-10 | 1982-11-09 | 1983-05-11 | $7700.00 | Window Closed / Lapsed |