Effort-saving Stapler
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United States of America Patent
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Issued Date -
Oct 21, 2010
app pub date -
Dec 17, 2009
filing date -
Apr 16, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An effort-saving stapler comprises a base member defining a coupled member; a magazine assembly having a first end pivotally connected to the coupled member and a second end; a linkage assembly which has a first end and a second end including a pair of first slide grooves defined at the first end thereof, a pair of channels defined at the second end thereof, a pair of second slide grooves defined between the first and second ends thereof and a firing member slideably coupled to the channel and being able to drive the second end of the magazine assembly; a lever arm which has a first end slideably coupled to the first slide grooves of the linkage assembly and a second end including a pair of third slide grooves between the first and second ends thereof, with the second and third slide grooves slideably joined together and selectively engaged with the coupled member of the base assembly, and with the lever arm pivotally coupled to the coupled member between the first end of the lever arm and the third slide grooves.
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