US2006116066A1PendingUtilityA1

Method for removing environmental contaminants and a related device

Assignee: INST OF OCCUPATIONAL SAFETY & HEALTH COUNCIL OF LABOR AFFAIRSPriority: Nov 29, 2004Filed: Apr 25, 2005Published: Jun 1, 2006
Est. expiryNov 29, 2024(expired)· nominal 20-yr term from priority
F24F 9/00
43
PatentIndex Score
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Cited by
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Claims

Abstract

A method for removing environmental contaminants includes: blowing the environmental contaminants along a predetermined direction with a blower; and extracting the blown environmental contaminants along the predetermined direction with a ventilation device; further characterized in: the placement of a guiding side plates between the blower and the ventilation device for guiding a flow path of air flow; and operating with a low blowing force and a strong vacuum force. The present invention also provides a device for removing environmental contaminants.

Claims

exact text as granted — not AI-modified
1 . A method for removing environmental contaminants comprising: 
 blowing air to entrain environmental contaminants in a predetermined direction with a blower; and    extracting the blown air entrained with environmental contaminants in the predetermined direction with a ventilation device;    the method further characterized by:    placement of two guiding side plates between the blower and the ventilation device, the guiding side plates guiding a flow path of the blown air from the blower to the ventilation device; and    said blowing utilizing a weak blowing force and said extracting utilizing a strong vacuum force.    
   
   
       2 . The method as claimed in  claim 1 , wherein the guiding side plates have a height higher than the blown air flow.  
   
   
       3 . The method as claimed in  claim 2 , wherein the guiding side plates have a height that is more than 1.2 times higher than the blown air flow.  
   
   
       4 . The method as claimed in  claim 3 , wherein the guiding side plates have a height that is more than 1.5 times higher than the blown air flow.  
   
   
       5 . The method as claimed in  claim 1 , wherein an air flow velocity of the blower is 0.1 m/s to 1 m/s, and an air flow velocity of the ventilation device is 5 m/s to 15 m/s.  
   
   
       6 . The method as claimed in  claim 1 , wherein a straight line distance between a vent of the blower and an intake of the ventilation device does not exceed 3 m.  
   
   
       7 . The method as claimed in  claim 5 , wherein a straight line distance between a vent of the blower and an intake of the ventilation device does not exceed 3 m.  
   
   
       8 . A device for removing environmental contaminants comprising: 
 a blower for blowing air to entrain the environmental contaminants along a predetermined direction;    a ventilation device for extracting the blown air entrained with the environmental contaminants along the predetermined direction; and    two guiding side plates placed between the blower and the ventilation device for guiding a flow path of the blown air;    wherein the blower is operated utilizing a low blowing force and the ventilation device is operated utilizing a strong vacuum force.    
   
   
       9 . The device as claimed in  claim 8 , wherein the guiding side plates have a height higher than the blown air flow.  
   
   
       10 . The device as claimed in  claim 9 , wherein the guiding side plates have a height that is more than 1.2 times higher than the blown air flow.  
   
   
       11 . The device as claimed in  claim 10 , wherein the guiding side plates have a height that is more than 1.5 times higher than the blown air flow.  
   
   
       12 . The device as claimed in  claim 8 , wherein an air flow velocity of the blower is 0.1 μm/s to 1 m/s, and an air flow velocity of the ventilation device is 5 m/s to 15 m/s.  
   
   
       13 . The device as claimed in  claim 8 , wherein a straight line distance between a vent of the blower and an intake of the ventilation device does not exceed 3 m.  
   
   
       14 . The device as claimed in  claim 12 , wherein a straight line distance between a vent of the blower and an intake of the ventilation device does not exceed 3 m.

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