NASA NTRS ยท 19650000040
Valve designed with elastic seat
Abstract
Absolute valve closure is accomplished by a machined valve with an axially annular channel which changes the outlet passage into a thin tubular elastic seat member with a retainer backup ring. The elasticity of the seat provides tight conformity to ball irregularity.
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Mac Glashan, W. F., Jr.. 1965-02-01. Valve designed with elastic seat. https://ntrs.nasa.gov/citations/19650000040
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