Here, the replacement spiral ring fits into the preexisting groove. Three alternatives to traditional retainers are retaining rings, spiral rings, and wave springs. More compact than conventional ...
• Stock springs are generally intended for prototyping, and their use in production can compromise designs. • Experts recommend discussing specific design requirements with a spring manufacturer. The ...
MAY I express my interest in your recent correspondence on quartz spiral springs (NATURE, June 20, p. 943, and July 4, p. 14), and suggest a convenient laboratory method for the production of springs ...
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