Guiding device for metal bellows
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United States of America Patent
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Sep 30, 2014
Grant Date -
Aug 23, 2012
app pub date -
Dec 30, 2009
filing date -
Dec 30, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A guiding device for metal bellows (19) includes a terminal element (35) on a bellows end (31). The terminal element is movable along the wall of a housing (1) during expansion and compression of the bellows (19). A guide (47) is interposed between the terminal element and the housing (1). The guide has an annular element (47) surrounding a peripheral zone of the terminal element (35). The annular element, on its outer periphery, forms first annular sections radially spaced apart from the wall of the housing (1) and separated from each other by second annular sections radially projecting over the first annular sections.
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