发明授权
US08935925B2 Stress reduction feature to improve fuel nozzle sheath durability 有权
减压功能可提高燃油喷嘴护套的耐久性

Stress reduction feature to improve fuel nozzle sheath durability
摘要:
A fuel nozzle sheath has a lateral opening for admitting air about a nozzle stem. The stress distribution along the perimeter of the window is smoothed out by increasing the corner radius of the window corner presenting higher stress concentration.
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