The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 09, 2020
Filed:
Oct. 26, 2018
General Electric Company, Schenectady, NY (US);
General Electric Company, Schenectady, NY (US);
Abstract
A turbomachine structure having a first inner casing including a first and second flowpath oriented in opposing axial directions to one another; a second inner casing surrounding the first inner casing and including a third and fourth flowpath, wherein the third flowpath is fluidly connected to the first flowpath and the fourth flowpath is fluidly connected to the second flowpath; an extraction chamber defined between the first and second inner casings; a cooling passage defined between the first and second inner casings; a first extraction port fluidly connected to the cooling passage and to the first flowpath at a location in the first flowpath having a first pressure; and a second extraction port fluidly connected to the extraction chamber and to the second flowpath at a location in the second flowpath having a second pressure less than the first pressure.