The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 21, 2012

Filed:

Mar. 31, 2010
Applicants:

Lie Dhani Hastama, Petaling Jaya, MY;

Keen Leong Chew, Selangor, MY;

Lim Song Chong, Selangor, MY;

Sie Cheang Phuah, Subang Jaya, MY;

Inventors:

Lie Dhani Hastama, Petaling Jaya, MY;

Keen Leong Chew, Selangor, MY;

Lim Song Chong, Selangor, MY;

Sie Cheang Phuah, Subang Jaya, MY;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B 23/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A screwdriver sleeve finder comprises a sleeve, a fastener stop, purge channels, and ports. The sleeve is mountable on a screwdriver around a bit for driving a threaded fastener. The fastener stop is disposed within the sleeve between a forward bore and a rearward bore, and defines, between the rearward bore and the forward bore, an axial path for the bit to engage the threaded fastener and an evacuation path. The purge channels are defined within sidewalls of the sleeve, and the ports are disposed in the sidewalls of the sleeve to fluidly couple respective ones of the purge channels to the forward bore. The sleeve may be coupled to a compressed gas source for supplying compressed gas into the forward bore via the purge channels and ports, and to a vacuum source for evacuating particles within the forward bore via the evacuation path and the rearward bore.


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