Indexing mechanism

An indexing mechanism with positive ON and OFF positions for a motor starter switch mounted in an NEMA 3R enclosure. The indexing mechanism includes a shaft having longitudinally extending projections coupled in fixed relationship to a handle, an index element coupled to the shaft, and a yoke having...

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Bibliographic Details
Main Authors Kurek, Stephen R, Levin, Emma
Format Patent
LanguageEnglish
Published 20.05.2008
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Summary:An indexing mechanism with positive ON and OFF positions for a motor starter switch mounted in an NEMA 3R enclosure. The indexing mechanism includes a shaft having longitudinally extending projections coupled in fixed relationship to a handle, an index element coupled to the shaft, and a yoke having a pin positioned to engage the index element to positively position the shaft to the first or the second position.