Invention Grant
US08256260B2 Near net shape forging process for compressor and turbine wheels and turbine spacer wheels
有权
用于压缩机和涡轮机叶轮和涡轮间隔轮的近净形锻造工艺
- Patent Title: Near net shape forging process for compressor and turbine wheels and turbine spacer wheels
- Patent Title (中): 用于压缩机和涡轮机叶轮和涡轮间隔轮的近净形锻造工艺
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Application No.: US13017181Application Date: 2011-01-31
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Publication No.: US08256260B2Publication Date: 2012-09-04
- Inventor: Manu Mathai , Raymond Stonitsch , Guven Yucesan
- Applicant: Manu Mathai , Raymond Stonitsch , Guven Yucesan
- Applicant Address: US NY Schenectady
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Current Assignee Address: US NY Schenectady
- Agency: Nixon & Vanderhye, P.C.
- Main IPC: B21D22/00
- IPC: B21D22/00 ; B21K25/00 ; B23P15/04
Abstract:
A forging method including extruding a billet to form a ring shaped hollow workpiece; reducing a cross section of the workpiece; and forging the workpiece in a closed die having a first split die including a plurality of first die segments and a second split die including a plurality of second die segments by sequentially advancing pairs of opposing die segments from the first split die and second split die towards each other.
Public/Granted literature
- US20110113850A1 NEAR NET SHAPE FORGING PROCESS FOR COMPRESSOR AND TURBINE WHEELS AND TURBINE SPACER WHEELS Public/Granted day:2011-05-19
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