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Fastener feeder having vibratory brush
   
Document Number
US Patent 5363999
Issued Date
November 15, 1994
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Abstract
A fastener feeding assembly for a fastener driving apparatus including a pair of spaced support members disposed in an opposed relation to one another along a feed path for a fastener package, the feed path having a proximal end leading laterally into a drive track of the apparatus. The feeding assembly includes a multiplicity of resilient bristles supported by one of the support members and extending transversely and toward the proximal end within the feed path. One of the support members supports the fastener package so that the package is engaged by free ends of the bristles by a force sufficient to maintain the package on the feed track against movement in a direction away from the proximal end. The other of the support members vibrates towards and away from the first support member in response to a vibratory pulse generated by the apparatus causing the fasteners of the fastener package to repeatedly flex the bristles in the feeding direction thereby feeding the fasteners toward the drive track to be driven.
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Fastener feeder having vibratory brush - US Patent 5363999 Drawing
Drawing from US Patent 5363999
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Number of Claims:
23
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Owner
Stanley-Bostitch, Inc. (East Greenwich, RI)
Published
November 15, 1994
Application Number
08/112,149
Filed
August 26, 1993
US Classification
227/119   227/120 227/135
Int'l Classification
B25C   5/00   (20060101)   B25C   5/16   (20060101)  
Examiner
Attorney/Law Firm
USPTO Field of Search
227/120   227/130   227/136   227/114   227/119   227/112   227/109   227/116   227/135  
Related Patents
6966476 - Integrated check pawl, last nail-retaining, and dry fire lock-out mechanism for fastener-driving tool - Owned by Stanley Fastening Systems, L.P. (East Greenwich, RI)

A fastener-driving tool includes an integrated function member that performs at least two of the following three functions: a check pawl function, a last fastener-retaining function, and a dry fire lock-out function. In the disclosed embodiment, the integrated function member is provided as a lever-type structure that constitutes part of the access door assembly by means of which access is gained to the fastener drive track along which fasteners (e.g., roofing nails) are fed to the driving portion of the tool. Also disclosed is an improved method of retaining the last nail in the drive track by a lateral head gripping action and a tool for performing the method.

Claims
Description
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