# US 9,518,487 B2 · Filter

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 9,518,487 B2
- Document ID: US9518487B2
- Status: Granted
- Kind: B2
- Application number: 14/562,841
- Filed: 2014-12-08
- Published: 2016-04-07
- Granted: 2016-12-13
- Earliest claimed: 2014-12-08
- Applicants: Carlos Eduardo Coelho Ferreira
- Inventors: Carlos Eduardo Coelho Ferreira
- Web page: https://patentgrep.com/patent/US9518487B2

## CPC

- F01N 3/035: with catalytic reactors
- B01D 46/0028: {provided with antibacterial or antifungal means}
- B01D 46/009: {Identification of filter type or position thereof, e.g. by transponders or bar codes}
- B01D 46/50: Means for discharging electrostatic potential
- B03C 3/017: Combinations of electrostatic separation with other processes, not otherwise provided for
- B03C 3/41: Ionising-electrodes
- B01D 2279/40: for cleaning of environmental air, e.g. by filters installed on vehicles or on streets
- B03C 2201/30: for use in or with vehicles
- Y02C 20/20: of methane
- F01N: GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES (arrangements in connection with gas exhaust of propulsion units in vehicles B60K13/00; combustion-air intake silencers specially adapted for, or arranged on, internal-combustion engines F02M35/00; protecting against, or damping, noise in general G10K11/16)
- B01D: SEPARATION (separating solids from solids by wet methods B03B, B03D; by pneumatic jigs or tables B03B; by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges, vortex apparatus B04; presses per se for squeezing-out liquid from liquid-containing material B30B9/02; treatment of water C02F, e.g. softening by ion-exchange C02F1/42; {arrangements of air intake cleaners in gas turbine plants F02C7/05} ; arrangements or mounting of filters in air-conditioning, air-humidification or ventilation F24F13/28)
- B03C: MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS (separating isotopes B01D59/00; combinations of magnetic or electrostatic separation with separation of solids by other means B03B, B07B)
- Y02C: CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]

## Abstract

Filter for application in motor vehicles in general, urban or rural use, terrestrial, aquatic or aerial use, such as car, motorcycle, truck, bus, train, boat, ship, vessel, airplane, jet ski, snowmobile, tractor, any vehicle or machine powered by a combustion engine, electric, hybrid, hydrogen, gasoline, methanol, ethanol, butanol, diesel, kerosene, or any other technology or fuel, which can also be applied to any equipment using a combustion engine, like generators or turbines for stationary power generation, large water pump and agricultural equipment use, and aircraft powered by turbo-jets, turbo-fans, turbo propellers, piston engines or others, and may also provide versions for residential, commercial, industrial and hospital use, among others, with the addition of a power supply (transformer) on the power input and a possible adjustment in a cabinet with appropriate design for each use.

## Claims

### Claim 1

A filter comprising:
a cabinet having an air net and an air outlet;
a pre-filter connected to the air inlet;
a protection device attached to the air outlet;
a power source input (2) connected to the cabinet;
a power supply device connected to the power supply input, the power supply device is controlled b a switch;
electronic components (3) including a central processing unit, a data storage device, a communlcation data port, a transmitter, and a GPS device;
a block of sensors (4) including sensors selected from the group consisting of atmospheric pressure sensors,relative humidity sensors, temperature sensors, airflow sensors, cold climate senors, pollutants sensors, allergens sensors, contaminants sensors, or combination thereof;
a group of filtering elements (5)including a catalytic converter in addition to at least one filter selected from the group consisting of paper filters, HEPA filters, ULPA filters, ceramic filters, and chemical impregnated filters;
a UV lamp located after the catalytic converter and towards the air outlet;
an exhauster (6) located inside the cabinet and connected to the air outlet; and
ionizing electrodes (7) located inside the exhauster.

### Claim 2 (depends on 1)

The filter in accordance with claim 1, wherein the cabinet (1) is made of materials selected from the group consisting of polymers, plastics, metal, aluminum, and wood.

### Claim 3 (depends on 1)

The filter in accordance with claim 1, wherein an air flow is determined by an internal arrangement of the components.

### Claim 4 (depends on 1)

The filter in accordance with claim 1, further comprising a duct connected to the air inlet.

### Claim 5 (depends on 1)

The filter in accordance with claim 1, optionally including a connector or receiver for wireless energy transfer.

### Claim 6 (depends on 1)

The filter in accordance with claim 1, wherein the cabinet (1) including a connector for attachment of a ground wire (23).

### Claim 7 (depends on 1)

The filter in accordance with claim 1, wherein the cabinet (1) further includes LED lamps (36) to display the equipmemnt status.

### Claim 8 (depends on 1)

The filter in accordance with claim 1, wherein the electronic components (31, 32, 33, 34, 35 and 36) are built on a printed circuit board.

### Claim 9 (depends on 1)

The filter in accordance with claim 1, wherein the cabinet (1) further including
an access lid (54) connected to the group of filtering elements.

### Claim 10 (depends on 1)

The filter in accordance with claim 1, wherein the block of sensors (4) measure at least one of pollutants, allergens and contaminants in suspension in the air, as for example, dust, pollen, fungi, bacteria, viruses, volatile organic compounds (VOC), ozone (O3), methane (CH4), ammonia (NH3), carbon monoxide (CO), carbon dioxide (CO2), nitrogen oxides (NOx), in particular nitrogen dioxide (NO2), sulfur oxides (SOX), in particular sulfur dioxide (SO2), hydrogen sulfide (H2S), hydrogen cyanide (HCN), hydrochloric acid (HCI), chlorine gas (Cl2), arsenic hydride (AsH3), phosgene (CCl2), phosphorus hydride (PH3), silane (SiH4), chlorine dioxide (CIO2), hydrofluoric acid (HF), lead (Pb), aldehydes (HCO), formaldehyde (CH2O), total hydrocarbons (HCT), particularly chlorofluorcarbons (CFCs), non-methane hydrocarbons (NMHC), unburned hydrocarbons (UHC), particulate matter (PM) and soot in suspension, gases such as oxygen (O2) and hydrogen (H2).