US3796550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air scrubber apparatus with incinerator
Assignee: Individual
•
Filing: 1972-04-20
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Granted: 1974-03-12
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Expires: 1992-04-20
Abstract
Abstract An air scrubber apparatus comprising a housing containing a burner compartment having burner apparatus therein adapted to incinerate gases entering into the housing, a scrubber compartment positioned adjacent the burner compartment and a gas discharge compartment connected to the scrubber compartment. A nozzle is mounted in the scrubber compartment to cool the heated gases coming from the burner compartment before the gases are discharged into the atmosphere.
Inventors
- 👤 T Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:57
CPC Classifications
F; F23; F23G; F23G7/00; F23G7/06; F23G7/061; F23G7/065; Y; Y10; Y10S; Y10S55/00; Y10S55/30; Y10S55/36
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
336 words
An air scrubber apparatus adapted to be mounted to a building to receive contaminated gas emanating from a cooking apparatus comprising a housing having gas inlet means and outlet means said housing forming a combustion chamber, a scrubber chamber communicating with said combustion chamber, a gas discharge chamber communicating with said scrubber chamber, and a control chamber, said combustion chamber comprising wall means, burner means mounted to said combustion chamber wall means, said burner means being adapted to incinerate incoming contaminated gases passing through said gas inlet means into said combustion chamber, a plurality of baffle members mounted to said wall means in said combustion chamber to form a serpentine gaseous flow path and slow the velocity of the incoming gases and separate said scrubber chamber from said combustion chamber, said baffle members being constructed to direct incinerated gases into said scrubber chamber, said scrubber chamber comprising wall means, a second baffle means mounted in said scrubber chamber to said wall means to form a sepertine flow path for said gases, a drain means and a nozzle spray means mounted to said scrubber chamber wall means, said nozzle spray means extending into said scrubber chamber and adapted to discharge liquid in spray form for cleaning and cooling the incinerated gases passed from said combustion chamber, said second baffle means comprising at least one inwardly directed baffle member positioned in said scrubber chamber on each side of said nozzle spray means to direct the flow of incinerated gases through spray discharged by said nozzle spray means into wall means forming said discharge chamber while containing the spray from said nozzle spray means within said scrubber chamber, said drain means being adapted to carry liquid discharged by said nozzle spray means away from said scrubber chamber to liquid transporting means and discharge means mounted in said discharge chamber to the wall means of said discharge chamber, said discharge means comprising a blower means adapted to transport gases entering said scrubber housing through said scrubber housing into the atmosphere.
Claim 2
Dependent Claim
298 words
An air scrubber apparatus adapted to receive and clean contaminated gases comprising a housing divided into a burner cabinet, a scrubber cabinet and a gas discharge cabinet, a section of said housing forming said burner cabinet and said scrubber cabinet being constructed with insulated walls, gas inlet means connected to said burner cabinet and extending through at least one insulated wall of said, burner cabinet, burner means mounted to said burner cabinet outside of said insulated walls, said burner means comprising at least one burner unit adapted to discharge heat into said burner cabiNet, each said burner unit being positioned out of the gas flow path in said burner cabinet, spray nozzle means mounted in said scrubber cabinet, said spray nozzle means being directed away from said discharge cabinet to discharge liquid in a spray form into said gas flow path, a plurality of baffle members separating said burner cabinet from said scrubber cabinet and said discharge cabinet to form a serpentine flow path for said gases, slowing said gases through said burner cabinet and said scrubber cabinet to allow incineration of the gases in the burner cabinet and substantially trap all of the liquid within the scrubber cabinet, drain means mounted to said scrubber cabinet, a gas discharge means mounted in said gas discharge cabinet, said gas discharge means comprising a motor connected to said housing, a gas propelling apparatus connected to said motor, said discharge cabinet having an outlet cut therein to allow gases discharged from said gas propelling apparatus to exit into the atmosphere and burner control means mounted to said discharge cabinet, said burner control means being adapted to determine the composition of gases being discharged and to selectively energize at least one said burner unit when the discharged gas contains predetermined contaminate content.
Claim 3
Dependent Claim
326 words
An air scrubber apparatus of the type used to clean contaminated gases comprising a burner scrubber housing segmented into a combustion section cabinet provided with gas inlet means, a scrubber and cooling section cabinet positioned adjacent and communicating with said combustion section cabinet, a gas transporting section cabinet positioned adjacent and communicating with said scrubber and cooling section cabinet and a control section, a primary burner and a secondary burner mounted to said combustion cabinet, a plurality of baffle members mounted to the walls of said combustion cabinet, said baffle members being positioned in said combustion cabinet to provide a serpentine flow path to slow the velocity of the incoming gases and to substantially separate said primary burner, said secondary burner and said scrubber and cooling section cabinet, said scrubber and cooling section cabinet being formed by said burner scrubber housing and scrubber baffle members mounted to said scrubber and cooling section cabinet, said scrubber baffle members projecting inwardly into said scrubber cabinet, spray means mounted to at least one wall of said scrubber cabinet, said spray means comprising a plurality of spray nozzles, said scrubber baffle members being positioned in said scrubber cabinet to direct gases toward said spray means and into said gas transporter section cabinet and shaped to keep liquid discharged from spray means within the second cabinet so that the liquid can be carried off by a drain means connected to said cabinet, said gas transporter section cabinet comprising a housing having an inlet opening and discharge opening, a blower mounted to said housing and motor means connected to said blower and adapted to drive said blower, sensing means connected to said blower section housing in relation to said discharge opening, said sensing means being adapted to sense the composition of the discharged gases so that if particulate matter being discharged by said blower increases beyond a predetermined amount a signal is given to said control section which activates said secondary burner.
Claim 4
Dependent Claim
19 words
An air scrubber apparatus as claimed in claim 4, wherein said sensing means comprises at least one photo-electric cells.
Claim 5
Dependent Claim
53 words
An air scrubber apparatus as claimed in claim 1, wherein pressure sensing means is connected to said walled scrubber compartment, said pressure sensing means being adapted to sense pressure changes in the gases being discharged through the said walled scrubber compartment and to deactivate said burner means when a predetermined pressure is reached.
Claim 6
Dependent Claim
49 words
An air scrubber apparatus as claimed in claim 1, wherein thermostat means is positioned outside said scrubber compartmenT to sense the temperature of gases passing from said scrubber compartment to said discharge compartment, said thermostat means being connected electrically to controls, which control the operation of said burner means.
Claim 7
Dependent Claim
87 words
An air scrubber apparatus as claimed in claim 1 wherein said drain means leads to a sump chamber with liquid control means, said liquid control means comprising, a sump chamber temperature control means connected to said sump chamber, said sump chamber temperature control means comprising a thermostat means positioned in said sump chamber, said thermostat means being electrically connected to an immersion heater mounted in said sump chamber, said thermostat means being set to activate said immersion heater when a predetermined temperature occurs in said sump chamber.
Claim 8
Dependent Claim
50 words
An air scrubber apparatus as claimed in claim 1 including means to automatically shut off said burner means, said means to automatically shut off said burner means comprising a thermostat mounted in said discharge chamber, said thermostat being activated by a predetermined temperature to automatically shut off said burner means.
Claim 9
Dependent Claim
62 words
An air scrubber apparatus as claimed in claim 9 wherein said means to automatically shut off said burner means comprises a pressure switch diaphragm having a sensing tube mounted in the secondary scrubber chamber, said pressure switch diaphragm being responsive to the flow of gases through said secondary scrubber chamber to shut off said burner means when a predetermined pressure is reached.
Claim 10
Dependent Claim
52 words
An air scrubber apparatus as claimed in claim 1 wherein said walled discharge compartment has a venturi mounted therein to direct gases passing from said secondary scrubber compartment chamber toward a gas propeller mounted in said discharge compartment, said gas propeller being operated by a motor means mounted in said discharge chamber.
Claim 11
Dependent Claim
134 words
An air scrubber apparatus as claimed in claim 4 including a liquid transporter means connected to said drain means, said liquid transporter means comprising a a sump pump cabinet connected to said scrubber and cooler cabinet, a conduit connected to said scrubber and cooler cabinet at said drain means and leading to said sump pump cabinet, a sump pump mounted to said sump pump cabinet, a second conduit means connected to said sump pump, a sump pump immersion heater mounted to said sump pump cabinet, a thermostat means connected to said burner scrubber housing, control means connecting said thermostat means with said sump pump immersion heater so that said immersion heater is activated and deactivated depending upon the predetermined value indicated by the thermostat means and drain means connected to said sump pump cabinet.
Claim 12
Dependent Claim
56 words
An air scrubber apparatus as claimed in claim 2 wherein a thermostat is mounted to said discharge compartment, said thermostat being connected to control means, said control means being in turn electrically connected to said burner means so that when a high predetermined temperature occurs in said discharge compartment said burner means is automatically shut off.
Claim 13
Dependent Claim
88 words
An air scrubber apparatus as claimed in claim 4 wherein said nozzle spray means is connected to a cold water conduit having a pressure regulator mounted thereon, a pressure switch diaphragm is connected to said pressure regulator, said pressure switch diaphragm having a sensing tube electrically connected to a starter mounted in said control chamber, said starter being electrically connected to said primary burner and said secondary burner so that when a predetermined pressure activates said pressure switch diaphragm and sensing tube said burners are automatically shut off.
Claim 14
Dependent Claim
23 words
An air scrubber apparatus as claimed in claim 4 wherein said primary burner is automatically energized when a cooking surface is turned on.
Claim 15
Dependent Claim
23 words
An air scrubber apparatus as claimed in claim 1 including at least one door mounted to said scrubber compartment adjacent said spray nozzles.
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) | 1977-03-11 | 1977-09-10 | 1978-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-11 | 1981-09-10 | 1982-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-11 | 1985-09-10 | 1986-03-12 | $7700.00 | Window Closed / Lapsed |