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Class Information
Number: 81/57.28
Name: Tools > Wrench, screwdriver, or driver therefor > Machine > Gear-operated > Oblique angle drive
Description: Wrench or screwdriver having an angular relationship between the handle or drive means and the work engaging means, said angle being either acute or obtuse.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7549819	Device comprising two hollow profiles that are held together by means of a connecting screw, and corresponding tool	Jun. 23, 2009
7191677	Adjustable angle drive for a rotary power tool	Mar. 20, 2007
6722232	Manually-powered drive device and assembly	Apr. 20, 2004
6272952	Double-reversible screwdriver and wrench combination hand tool	Aug. 14, 2001
4947942	Angle drive for a surgical power tool	Aug. 14, 1990
4643052	Bevel gear driven offset screwdriver arrangement	Feb. 17, 1987
4620458	Apparatus for screwing in set screws, which can be operated by a wrench	Nov. 4, 1986