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Class Information
Number: 254/394
Name: Implements or apparatus for applying pushing or pulling force > Device or member for contacting and guiding moving cable > Including rotatable, cable contacting, pulley wheel element > Plural elements or element with plural cable contacting regions > At least two of the elements having noncollinear axes of rotation
Description: Cable guides in which two or more of the elements have axes of rotation which do not form segments of the same straight line.










Sub-classes under this class:

Class Number Class Name Patents
254/400 Having axes perpendicular or skewed 17
254/398 Having one element repositionable relative to another element 24
254/395 Juxtaposed to cable at single locus 22


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8684336 Top drive and crown apparatus for drilling derrick Apr. 1, 2014
8636265 Winch for raising and lowering theater scenery Jan. 28, 2014
8596616 Winch for raising and lowering theatre scenery Dec. 3, 2013
8444116 Lift assembly May. 21, 2013
8317159 Lift assembly systems and methods Nov. 27, 2012
8308139 Power winch Nov. 13, 2012
8286947 Pulley apparatus Oct. 16, 2012
8166617 Device for organizing and maintaining the patency of lines May. 1, 2012
8136795 Centrifugally actuated governor Mar. 20, 2012
8083261 Positioning device Dec. 27, 2011
8033528 Lift assembly, system, and method Oct. 11, 2011
7810792 Modular lift assembly having telescoping member Oct. 12, 2010
7810793 Pulley actuator Oct. 12, 2010
7798472 Load balancing hoist Sep. 21, 2010
7775506 Lift assembly, system, and method Aug. 17, 2010
7766308 Theater rigging system Aug. 3, 2010
7677532 System to guide a wire, chain or cable onboard a vessel Mar. 16, 2010
7631854 Horizontal bicycle storage hoist Dec. 15, 2009
7618024 Apparatus and method to facilitate loading and unloading of passenger vehicle cargo Nov. 17, 2009
7562863 Theater rigging system Jul. 21, 2009
7467784 Equipment cover lifting device Dec. 23, 2008
7461831 Telescoping workover rig Dec. 9, 2008
7419138 Self-camming pulley Sep. 2, 2008
7398958 Multiple sheave assembly system with compression and support sheaves of an aerial ropeway transport installation rope Jul. 15, 2008
7389974 Screw, nut and cable transmission Jun. 24, 2008
7380771 Protective lifting system for outdoor use Jun. 3, 2008
7293762 Modular lift assembly Nov. 13, 2007
7275733 Compact drive for a counterweight assisted winch Oct. 2, 2007
7258325 Modular lift assembly Aug. 21, 2007
7118094 Rotatable cable guide with cable switching feature Oct. 10, 2006
7093823 Lifting unit Aug. 22, 2006
7086433 Tree felling assembly Aug. 8, 2006
7070171 Hoisting and stabilization system for suspended load support Jul. 4, 2006
7007927 Arborist limb lowering method Mar. 7, 2006
6988716 Modular lift assembly Jan. 24, 2006
6926259 Hoist system Aug. 9, 2005
6691986 Modular lift assembly Feb. 17, 2004
6634622 Modular lift assembly Oct. 21, 2003
6631885 Arborist limb lowering device and method Oct. 14, 2003
6601829 Pulley system with gripping block and tackle for load handling Aug. 5, 2003
6471189 Robot with externally positioned protective hose Oct. 29, 2002
6361022 Lifting device Mar. 26, 2002
6286245 Tag line return Sep. 11, 2001
6056274 Boat hoist apparatus May. 2, 2000
6056273 Internal sheave pulley system for bipods, tripods, or quadripods May. 2, 2000
5927693 Rope guiding device with pivotal guide roller for rope winches Jul. 27, 1999
5909870 Logging tractor accessory Jun. 8, 1999
5906325 Self-synchronizing pulley/winch apparatus and operating method for cable having electronic or other protruding elements spaced along its length May. 25, 1999
5855529 Apparatus for guiding a control cable Jan. 5, 1999
5449154 Bearing assembly for rotary support of a line Sep. 12, 1995

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