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Browse by Category: Main > Tools & Hardware
Class Information
Number: 81/177.1
Name: Tools > Wrench, screwdriver, or driver therefor > Handle or shank
Description: Tool wherein significance is attributed either to a portion adapted to be engaged by the hand or to an elongated portion which connects a handle to the work engaging portion of the tool.










Sub-classes under this class:

Class Number Class Name Patents
81/177.8 Angularly adjustable handle 220
81/177.2 Extensible handle or handle extension 426
81/177.6 Foldable or flexible 163
81/177.3 Having finger opening 22
81/177.4 Having means to store parts 339
81/177.7 Having pivoted handle section 173
81/177.5 Having terminal cross arm 95
81/177.85 Including socket and boss type connecting means 388


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8701524 Complex wrench Apr. 22, 2014
8671805 Ceiling support installation system Mar. 18, 2014
8671806 Wrench/tool system with separate handle and interchangeable wrench/tool ends Mar. 18, 2014
8505419 Wrench with rotatable driving head Aug. 13, 2013
8499667 Tool holder Aug. 6, 2013
8464615 Safety pipe wrench Jun. 18, 2013
8459154 Hand-held tool Jun. 11, 2013
8359892 Rebar bending device Jan. 29, 2013
8333134 Nut driver with nut selecting capability Dec. 18, 2012
8302511 Leverage tool Nov. 6, 2012
8297154 Combination wrench with greater strength and torque Oct. 30, 2012
8297594 Utility tool for use with a motor vehicle Oct. 30, 2012
8291793 Wrench assembled structure Oct. 23, 2012
8266989 Extension for wrench Sep. 18, 2012
8261639 Screwdriver Sep. 11, 2012
8146461 Tool extension rod Apr. 3, 2012
8056450 Buoyant hand tool with enhanced connection effect Nov. 15, 2011
8051748 Small but effective toolkit Nov. 8, 2011
7996961 Pliable handle Aug. 16, 2011
7966913 Hand tool Jun. 28, 2011
7895923 Wrench with reinforced hollow handle Mar. 1, 2011
7882769 Insulating screwdriver having wear identification function Feb. 8, 2011
7874694 Digital tool with a light display Jan. 25, 2011
7836801 Screwdriver bit set with identification functions Nov. 23, 2010
7836799 Tool assembly Nov. 23, 2010
7788996 Tool handle for holding multiple tools of different sizes during use Sep. 7, 2010
7739930 Universal key Jun. 22, 2010
7726413 Tool holder for a powered hammer Jun. 1, 2010
7717016 Tool handle for an exchangeable screwdriver May. 18, 2010
7669503 Grip for parking brake operating lever Mar. 2, 2010
7665391 Multi-bit screwdriver Feb. 23, 2010
7650820 Handled tool Jan. 26, 2010
7634839 Pliable handle Dec. 22, 2009
7631582 Wrench with anti-slipping function Dec. 15, 2009
7624608 Rebar bending device Dec. 1, 2009
7597031 Driving tool having rotatable coupling Oct. 6, 2009
7587791 Tool Sep. 15, 2009
7565852 Screwdriver with rotary cartridge including replaceable bits therein Jul. 28, 2009
7493838 Multi-bit screwdriver Feb. 24, 2009
7467575 Replacement assembly of handle tool Dec. 23, 2008
7430943 Driving tool having rotatable coupling Oct. 7, 2008
7418892 Detachable wrench handle assembly Sep. 2, 2008
7418893 Wrench with pressed character units Sep. 2, 2008
7409747 Pliable handle Aug. 12, 2008
7387055 Accommodating handle for hexagon spanner Jun. 17, 2008
7387053 Driving tool having adjustable holding device Jun. 17, 2008
7387052 Wrench with outstanding grip Jun. 17, 2008
7380483 Wrench with anti-slipping function Jun. 3, 2008
7373860 Screwdriver T-handle May. 20, 2008
7363839 Driving tool having rotatable coupling Apr. 29, 2008

1 2 3 4 5 6 7










 
 
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