Vaporization device with two liquid reservoirs

Abstract

There is provided a portion of a vaporization device, comprising: a body comprising a cartridge-mating portion for removable connection to a cartridge, the cartridge comprising a first reservoir containing a first liquid, a first atomizer for vaporizing the first liquid, a second reservoir containing a second liquid, and a second atomizer for vaporizing the second liquid; a sensor in communication with an air passageway for measuring one of a pressure and a flow rate of air flowing into the air passageway; and a controller for: determining a first vaporization rate for the first liquid and a second vaporization rate for the second liquid based on the one of the measured pressure and the measured flow rate; and controlling a power source for vaporizing the first liquid at the first vaporization rate and vaporizing the second liquid at the second vaporization rate.

1 . A portion of a vaporization device, comprising:
 a body comprising a cartridge-mating portion for removable connection to a cartridge, the cartridge comprising a first reservoir containing a first liquid, a first atomizer for vaporizing the first liquid, a second reservoir containing a second liquid, and a second atomizer for vaporizing the second liquid;   a sensor in communication with an air passageway for measuring one of a pressure and a flow rate of air flowing into the air passageway; and   a controller connectable to a power source for:
 determining a first vaporization rate for the first liquid and a second vaporization rate for the second liquid based on the one of the measured pressure and the measured flow rate; and 
 when the cartridge is removably connected to the cartridge-mating portion, controlling the power source for vaporizing the first liquid at the first vaporization rate and vaporizing the second liquid at the second vaporization rate. 
   
     
     
         2 . The portion of the vaporization device of  claim 1 , wherein the first liquid comprises an active substance and the second liquid is free from the active substance. 
     
     
         3 . The portion of the vaporization device of  claim 2 , wherein the active substance comprises one of a nicotine, a nicotine slat, a nicotine compound, tetrahydrocannabinol (THC), and a cannabinoid. 
     
     
         4 . The portion of the vaporization device of  claim 1 , wherein the controller is configured for accessing a database comprising predefined vaporization rates and one of respective pressures and respective flow rates for determining the first vaporization rate and the second vaporization rate. 
     
     
         5 . The portion of the vaporization device of  claim 1 , wherein the first vaporization rate is equivalent to a first heating temperature for the first liquid and the second vaporization rate is equivalent to a second heating temperature for the second liquid, the controller being configured for determining the first heating temperature and the second heating temperature based on the one of the measured pressure and the measured flow rate. 
     
     
         6 . The portion of the vaporization device of  claim 5 , wherein the controller is configured for accessing a database comprising predefined temperatures and one of respective pressures and respective flow rates for determining the first heating temperature and the second heating temperature. 
     
     
         7 . The portion of the vaporization device of  claim 5 , wherein the first heating temperature is equivalent to a first resistance for a first heating element of the first atomizer and the second heating temperature is equivalent to a second resistance for a second heating element of the second atomizer, the controller being configured for determining the first resistance and the second resistance. 
     
     
         8 . (canceled) 
     
     
         9 . The portion of the vaporization device of  claim 7 , wherein the controller is configured for controlling the power source according at least one control loop to achieve the first resistance and the second resistance. 
     
     
         10 . (canceled) 
     
     
         11 . The portion of the vaporization device of  claim 1 , wherein the body comprises an air inlet and an air outlet, the air passageway extending between the air inlet and the air outlet. 
     
     
         12 . The portion of the vaporization device of  claim 11 , wherein the sensor is positioned along the air passageway so as to face the air inlet. 
     
     
         13 . The portion of the vaporization device of  claim 1 , wherein the air passageway is defined at an interface between the body and the cartridge when the body and the cartridge are connected together. 
     
     
         14 . The portion of the vaporization device of  claim 13 , wherein the body comprises an air conduct extending from the air passageway and the sensor is in communication with the air conduct. 
     
     
         15 . The portion of the vaporization device of  claim 1 , wherein the sensor comprises one of an atmospheric sensor, a microphone, a piezoelectric pressure sensor and a pressure transducer. 
     
     
         16 . (canceled) 
     
     
         17 . A method for controlling a vaporization device comprising a first reservoir containing a first liquid, a first atomizer for vaporizing the first liquid, a second reservoir containing a second liquid, and a second atomizer for vaporizing the second liquid, the method comprising:
 measuring one of a pressure and a flow rate of air flowing into the vaporization device;   determining a first vaporization rate for the first liquid and a second amount of a second vaporization rate for the second liquid, based on the one of the measured pressure and the measured flow rate; and   controlling the first atomizer for vaporizing the first liquid at the first vaporization rate and the second atomizer for vaporizing the second liquid at the second vaporization rate.   
     
     
         18 . The method of  claim 17 , wherein the first liquid comprises an active substance and the second liquid is free from the active substance. 
     
     
         19 . The method of  claim 18 , wherein the active substance comprises one of a nicotine, a nicotine slat, a nicotine compound, tetrahydrocannabinol (THC), and a cannabinoid. 
     
     
         20 . The method of  claim 17 , wherein said determining the first vaporization rate and the second vaporization rate comprises accessing a database comprising predefined vaporization rates and one of respective pressures and respective flow rates and retrieving the first vaporization rate and the second vaporization rate according to the one of the measured pressure and the measured flow rate. 
     
     
         21 . The method of  claim 17 , wherein the first vaporization rate is equivalent to a first heating temperature for the first liquid and the second vaporization rate is equivalent to a second heating temperature for the second liquid, said determining the first vaporization rate and the second vaporization rate comprising determining the first heating temperature and the second heating temperature based on the one of the measured pressure and the measured flow rate. 
     
     
         22 . The method of  claim 21 , wherein said determining the first heating temperature and the second heating temperature comprises accessing a database comprising predefined temperatures and one of respective pressures and respective flow rates and retrieving the first heating temperature and the second heating temperature based on the one of the measured pressure and the measured flow rate, wherein the first heating temperature is equivalent to a first resistance for a first heating element of the first atomizer and the second heating temperature is equivalent to a second resistance for a second heating element of the second atomizer, said determining the first heating temperature and the second heating temperature comprising determining the first resistance and the second resistance based on the one of the measured pressure and the measured flow rate, and wherein said controlling the first atomizer and the second atomizer comprises controlling a power source according at least one control loop to achieve the first resistance and the second resistance. 
     
     
         23 - 25 . (canceled) 
     
     
         26 . The method of  claim 22 , wherein the at least one control loop comprises at least one proportional-integral-derivative loop. 
     
     
         27 - 37 . (canceled)