Chain with a single direction of curvature and application to a handrail
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United States of America Patent
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May 19, 1981
Grant Date -
N/A
app pub date -
Jun 28, 1979
filing date -
Jul 11, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The chain has a single direction of curvature and is capable of passing over pinions of small diameter. This chain is made up of a classic chain comprising at regular intervals a link to which is fixed a block having at least two rectilinear coplanar faces and tangent to the pins of the links and each extending over a length equal to the interval respectively from one part to the other of the link. An application of this chain consists in a variable speed handrail.
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