US2021127736A1PendingUtilityA1

Electronic Cigarette Filter Assembly

Assignee: PHILTER LABS INCORPORATEDPriority: Nov 6, 2019Filed: Nov 3, 2020Published: May 6, 2021
Est. expiryNov 6, 2039(~13.3 yrs left)· nominal 20-yr term from priority
Inventors:John Grimm
A24F 40/485A24D 3/17
51
PatentIndex Score
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Claims

Abstract

As an accessory to electronic cigarette devices, and/or integrated into same, a personal air filter having uniquely treated and shaped graphite is disclosed herein. The exhale filter of the present invention more particularly couples to a pen-type e-cigarette having a commercially known 510-standard distillate cartridge for filtering harmful particulates or gaseous pollutants associated with electronic cigarette usage.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . An electronic cigarette filter assembly comprising:
 an electronic cigarette main body having a power source an igniter button;   a replaceable filter cartridge coupled to the main body containing distillate to be heated to produce vapor to be introduced to a user;   an original mouthpiece coupled to the replaceable filter cartridge, in turn, coupled to the electronic cigarette main body and   a self-contained mouthpiece and filter combination including a second mouthpiece, a filter medium, and an inner cavity open on a bottom end, the inner cavity configured to fit over a top of the replaceable cartridge for filtering the user exhale.   
     
     
         2 . The electronic cigarette filter assembly of  claim 1 , the self-contained mouthpiece and filter combination further comprising a dual check valve insert between the second mouthpiece and the filter medium, the dual check valve insert including:
 an inlet check valve separating the second mouthpiece from the inner cavity; and   an outlet check valve separating the second mouthpiece from the filter medium, wherein the dual check valve insert is configured directly adjacent to the second mouthpiece.   
     
     
         3 . The electronic cigarette filter assembly of  claim 1 , the self-contained mouthpiece and filter combination further comprising an aluminum enclosure defining the inner cavity and also defining a rear cavity, the rear cavity for containing and holding the filter medium, wherein the aluminum enclosure further comprises a window carved out for viewing a distillate level. 
     
     
         4 . The electronic cigarette filter assembly of  claim 1 , the filter medium comprising an extruded carbon element baked to a specific shape, the specific shape including a concave surface to configure around the inner cavity, wherein further the extruded carbon element comprises a plurality of channels therethrough for passing exhale. 
     
     
         5 . The electronic cigarette filter assembly of  claim 1 , the self-contained mouthpiece and filter combination further comprising:
 a mouthpiece nozzle at an inside surface of the second mouthpiece for increasing a velocity of the user's exhale; and   a filter nozzle at an outlet of the outlet check valve for increasing the velocity of the user's exhale.   
     
     
         6 . An electronic cigarette filter assembly comprising:
 a mouthpiece at a proximal end thereof;   a graphite filter element, the graphite filter element including a plurality of channels therethrough, the plurality of channels providing filtering of gaseous and particulate pollutants while contemporaneously allowing relatively unrestricted airflow therethrough; and   a plurality of exit vent holes opposite the mouthpiece.   
     
     
         7 . The electronic cigarette filter assembly of  claim 6  further comprising:
 an electronic cigarette main body; 
 a disposable distillate cartridge including threads at an end thereof for coupling to the electronic cigarette main body; and 
 a mouthpiece coupled to the disposable distillate cartridge wherein the mouthpiece at the proximal end is a second mouthpiece and wherein the mouthpiece coupled to the disposable distillate cartridge is an original mouthpiece. 
 
     
     
         8 . The electronic cigarette filter assembly of  claim 6  wherein said graphite filter element comprises extruded carbon, the extruded carbon for molding said graphite to a unique shape, the unique shape having a concave side surface for fitting around an electronic cigarette main body coupled to a disposable distillate cartridge. 
     
     
         9 . The electronic cigarette filter assembly of  claim 7 , further comprising:
 an aluminum enclosure defining an inner cavity and a rear cavity;   a silicone rubber sleeve lining an inside surface of the inner cavity;   a dual check valve insert configured within the second mouthpiece;   a multi-port manifold including a filter nozzle coupled to the second mouthpiece with the dual check valve therebetween; and   a bottom cover coupled to the silicone rubber sleeve via a corresponding male protrusion and a female notch, wherein the bottom cover comprises the exit vent holes, and wherein the graphite filter element is configured within the rear cavity.   
     
     
         10 . An electronic cigarette filter assembly comprising a self-contained mouthpiece and filter including a mouthpiece at a proximal end of the self-contained mouthpiece and filter, an exit vent opposite the mouthpiece, and a filter medium therebetween, further wherein the self-contained mouthpiece filter further comprises an inner cavity open at a distal end of the self-contained mouthpiece and filter combination, the inner cavity configured to receive an electronic cigarette original mouthpiece. 
     
     
         11 . The electronic cigarette filter assembly of  claim 10 , further comprising:
 an electronic cigarette main body;   a disposable distillate cartridge including threads at an end thereof for coupling to the electronic cigarette main body; and   a mouthpiece coupled to the disposable distillate cartridge wherein the mouthpiece at the proximal end is a second mouthpiece and wherein the mouthpiece coupled to the disposable distillate cartridge is an original mouthpiece.   
     
     
         12 . The electronic cigarette filter assembly of  claim 10 , further comprising an aluminum enclosure defining an inner cavity and a rear cavity;
 a silicone rubber sleeve lining an inside surface of the inner cavity;   a dual check valve insert configured within the second mouthpiece;   a multi-port manifold including a plurality of filter nozzles coupled to the second mouthpiece with the dual check valve therebetween; and   a bottom cover coupled to the silicone rubber sleeve via corresponding a corresponding male protrusion and a female notch, wherein the bottom cover comprises the exit vent holes and wherein the graphite filter element is configured within the rear cavity.

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