US3696619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antismog device for cleaning, burning and muffling the exhaust gases and engine compartment fumes of internal combustion engines
Assignee: Individual
•
Filing: 1970-07-23
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Granted: 1972-10-10
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Expires: 1990-07-23
Abstract
Abstract An anti-smog device for cleaning and muffling exhaust gases and engine compartment vapors of internal combustion engines; comprising: a fume collecting funnel, a casing connected with the exhaust pipes of the engines; the casing being arrayed externally with a fluid level indicator, necessary inlet, outlet and conducting tubing, with an after burning ignition device suitably connected with the interior of the casing; where the internal structure mainly comprises a funnel shaped chamber, connected at the narrow end to a perforated tube with a return elbow, and faced by a multibladed impeller; further comprising a chamber filled with catalytic copper shavings, said chamber partially surrounding said perforated tube, the casing further being filled to about half of its narrowest width with a gas absorbing chemical solution.
Inventors
- 👤 Juan Rosa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:00
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/02; F01N3/021; F01N3/04; F01N3/08; F01N3/0807; F01N3/0814; F01N3/10; F01N3/24; F01N3/28; F01N3/2882; F01N3/2885; F01N2250/00; F01N2250/12; F01N2290/00; F01N2290/02; F01N2290/04; F01N2330/00; F01N2330/08; F01N3/38; Y; Y10; Y10S; Y10S55/00; Y10S55/30; Y10S60/00; Y10S60/902
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
351 words
An antismog device for cleaning and muffling the exhaust gases exiting from an exhaust pipe means of an internal combustion engine, comprising a hermetic casing the inside volume of which is divided by a funnel-shaped chamber, the inlet to which encompasses the entire casing section and faces the exit of said engine exhaust pipe; a rotary shaft; a wheel having blades; said inlet being closed by said blades of said wheel mounted for free rotation on said shaft crosswise thereto; a perforated elbow tube; said chamber, at the smaller end section thereof, being extended by said perforated elbow tube continuing in a constant crosssection leg exiting opposite said blade wheel; an upper partition arranged on the outside surface of said funnel-shaped chamber and dividing the interior of said casing into a forward compartment and a rear compartment; a partially perforated plate; the rear compartment having a chamber formed by said partially perforated plate secured to the casing wall and arranged around said perforated elbow to provide passage means for the gases from the elbow tube into the chamber limited by a portion of the casing wall, said passage means being formed between said compartment and the last-mentioned chamber by a plurality of orifices in said plate; a mass of filter material; said rear compartment being substantially filled with said mass of filter material; a channel with an outside exit being connected to said lastmentioned chamber; at least two gas and vapor aspirating tubes; said channel being equipped with electrical ignition organs that are adapted to be connected to the electrical system of the engine and being connected to said gas and vapor aspirating tubes connected to said channel and said gas inlet tube, said casing being charged to approximately one half of its volume with a solution of chemicals, the level line of which coinciDes with the blade wheel shaft, the exit of the gas inlet tube being located above said level line and the perforated elbow tube being submerged below said line; aforesaid casing including members for controlling said level line; and means for filling and purging the liquid solution.
Claim 2
Dependent Claim
351 words
An antismog device for cleaning and muffling the exhaust gases exiting from an exhaust pipe means of an internal combustion engine, comprising a hermetic casing the inside volume of which is divided by a funnel-shaped chamber, the inlet to which encompasses the entire casing section and faces the exit of said engine exhaust pipe; a rotary shaft; a wheel having blades; said inlet being closed by said blades of said wheel mounted for free rotation on said shaft crosswise thereto; a perforated elbow tube; said chamber, at the smaller end section thereof, being extended by said perforated elbow tube continuing in a constant crosssection leg exiting opposite said blade wheel; an upper partition arranged on the outside surface of said funnel-shaped chamber and dividing the interior of said casing into a forward compartment and a rear compartment; a partially perforated plate; the rear compartment having a chamber formed by said partially perforated plate secured to the casing wall and arranged around said perforated elbow to provide passage means for the gases from the elbow tube into the chamber limited by a portion of the casing wall, said passage means being formed between said compartment and the last-mentioned chamber by a plurality of orifices in said plate; a mass of filter material; said rear compartment being substantially filled with said mass of filter material; a channel with an outside exit being connected to said lastmentioned chamber; at least two gas and vapor aspirating tubes; said channel being equipped with electrical ignition organs that are adapted to be connected to the electrical system of the engine and being connected to said gas and vapor aspirating tubes connected to said channel and said gas inlet tube, said casing being charged to approximately one half of its volume with a solution of chemicals, the level line of which coinciDes with the blade wheel shaft, the exit of the gas inlet tube being located above said level line and the perforated elbow tube being submerged below said line; aforesaid casing including members for controlling said level line; and means for filling and purging the liquid solution.
Claim 3
Dependent Claim
19 words
An antismog device in accordance with claim 1, wherein said solution of chemicals is an ammonia cuprous chloride solution.
Claim 4
Dependent Claim
94 words
An antismog device in accordance with claim 1, wherein said casing being of elongated shape and oblong cross-section, its lateral shape being provided by a tubular surface closed at the ends by removably bolted covers one of which is provided with a transparent tube located perpendicularly to the liquid level line the ends thereof being intercommunicated with the inside portion filled with liquid solution and with the empty portion of said volume, respectively, there being affixed to aforesaid cover two pipes closed by removable plugs providing members for replenishing and purging the said solution.
Claim 5
Dependent Claim
66 words
An antismog device in accordance with claim 1, wherein said funnel-shaped chamber consists of an oblique angled oval surface defining a portion of its lateral surface, being perpendicular to the plane of the inlet, the latter being adjacent to the bottom of said casing while the remaining portion of its surfaces form a downward slope from the perimeter of its inlet towards the smaller end thereof.
Claim 6
Dependent Claim
62 words
An antismog device in accordance with claim 1, wherein there is included a gas collecting funnel designed to collect gases produced in the engine compartment, said being connected to the exhaust gas inlet tube, the draft of said funnel being forced by means of the action of the ventilating devices of said engine and by the suction caused by the exhaust thereof.
Claim 7
Dependent Claim
18 words
An antismog device in accordance with claim 1, wherein said mass of filter material consisting of copper shavings.
Claim 8
Dependent Claim
74 words
An antismog device in accordance with claim 1, wherein comprising two aspirating pipes are connected by their ends to the said last-mentioned chamber and to the gas inlet tube, each aspirating pipe being connected by means of a pipe connector to the gas outlet tube, the points of connection to said tube being staggered from one another, aspirating pipes being capable of effecting suction of the gases and vapors of the residual liquid charge.
Claim 9
Dependent Claim
63 words
An antismog device in accordance with claim 1, wherein said gas outlet tube exiting into the outside atmosphere is provided with ignition spark plugs connected to the electrical system of the engine, said spark plugs being located in the rear part of the apparatus and on said gas outlet tube and same being capable of burning the residual gases discharged into the atmosphere.
Claim 10
Dependent Claim
213 words
An anti-smog device for collecting, cleaning, afterburning and muffling the exhaust gases and engine compartment fumes of internal combustion engines, comprising: means to collect engine compartment fumes; means to draw said fumes together with the exhaust gases from said engine compartment and to conduct said fumes with the exhaust gases into a muffler casing; a gas absorbing fluid in said muffler casing; means in said muffler casing for cleaning, afterburning and muffling said gases and fumes; said casing comprising means to mix said gases and fumes with said gas absorbing fluid; said gas absorbing fluid being a solution for absorbing toxic constituents of said gases and fumes; a catalyst mass preparing said gases and fumes for afterburning; chamber conduit means in said muffler casing for circulating said gases and fumes through said gas absorbing fluid and said catalyst mass; means to conduct said gases and fumes through an exit pipe having means to ignite and burn gas and particles contained in said gases and fumes, and exhausting them to the atmosphere; means to recirculate a portion of said gases and fumes with fresh incoming exhaust gases and engine compartment fumes; means to measure level of said gAs absorbing fluid and to drain and replenish same; means to service and replenish said catalyst mass.
Claim 11
Dependent Claim
213 words
An anti-smog device for collecting, cleaning, afterburning and muffling the exhaust gases and engine compartment fumes of internal combustion engines, comprising: means to collect engine compartment fumes; means to draw said fumes together with the exhaust gases from said engine compartment and to conduct said fumes with the exhaust gases into a muffler casing; a gas absorbing fluid in said muffler casing; means in said muffler casing for cleaning, afterburning and muffling said gases and fumes; said casing comprising means to mix said gases and fumes with said gas absorbing fluid; said gas absorbing fluid being a solution for absorbing toxic constituents of said gases and fumes; a catalyst mass preparing said gases and fumes for afterburning; chamber conduit means in said muffler casing for circulating said gases and fumes through said gas absorbing fluid and said catalyst mass; means to conduct said gases and fumes through an exit pipe having means to ignite and burn gas and particles contained in said gases and fumes, and exhausting them to the atmosphere; means to recirculate a portion of said gases and fumes with fresh incoming exhaust gases and engine compartment fumes; means to measure level of said gAs absorbing fluid and to drain and replenish same; means to service and replenish said catalyst mass.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |