Captive screw assembly
作者： Jay M. Stafford
DOI:
关键词: Coil spring 、 Screw head 、 Geology 、 Flange 、 Spring (mathematics) 、 Structural engineering
摘要: A captive screw assembly for impeding the removal of a from housing or other part. The includes having hole and an annular flange projecting inwardly in at location spaced hole's two ends. encircled by coil spring extends through with being retained between head inwardly-projecting flange. stopnut, which is sized to be freely received hole, threaded selected on screw. urged longitudinally upwardly spring, point where stopnut abuts against full thereby impeded.
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