Sucker
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United States of America Patent
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Jun 28, 2016
Grant Date -
Feb 4, 2016
app pub date -
Oct 24, 2014
filing date -
Jul 31, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A sucker includes: a main body having a bottom face formed with an annular abutment; a disc body made of a flexible material having a tapered annular wall, the disc body being disposed under the bottom face of the main body, an outer circumference of the annular wall being formed with a freely flexible lip edge positioned below the annular abutment face; an air chamber being formed in the disc body; and an air-sucking passage having a first end in communication with the air chamber of the disc body and a second end passing through the disc body and the main body to communicate with outer side. When the sucker sucks a surface of an object, the top face of the lip edge is in contact with the abutment face and supported thereby.
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