×

Gas blower and method utilizing recirculation openings

  • US 6,099,277 A
  • Filed: 08/12/1998
  • Issued: 08/08/2000
  • Est. Priority Date: 08/12/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A blower comprising a housing comprising a first wall portion, an inlet formed through the first wall portion for receiving a gas, a second wall portion, an outlet formed through the second wall portion for discharging the gas, a first series of recirculation openings formed through the second wall portion, and a second series of recirculation openings formed through the second wall portion;

  • impeller means in the housing for receiving the gas from the inlet, pressurizing the gas, and passing the gas to the outlet for discharge; and

    a separator extending between the first and second series of openings for respectively directing a first portion of the gas exiting from the outlet to the first series of openings for recirculation back into the housing, and a second portion of the gas exiting from the outlet to the second series of openings for recirculation back into the housing.

View all claims
  • 11 Assignments
Timeline View
Assignment View
    ×
    ×