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Class Information
Number: 254/120
Name: Implements or apparatus for applying pushing or pulling force > Single throw lever
Description: Pushing and pulling implement comprising a lever engaging the load either directly or by means of a part supported by the lever only, the entire travel of the load while supported by the lever being produced by a single throw of the lever.










Sub-classes under this class:

Class Number Class Name Patents
254/129 Adjustable 47
254/122 Lazy tongs 221
254/123 Lever-supported thrust bar 11
254/124 Mechanically actuated 179
254/121 Rail or tie lifter 6
254/131 Special engaging feature 370


Patents under this class:

Patent Number Title Of Patent Date Issued
8690134 Equipment support rack assembly Apr. 8, 2014
8602388 Manual force reduction device Dec. 10, 2013
8540214 Vehicle lift Sep. 24, 2013
8480058 Sheet material lifts Jul. 9, 2013
8474159 Land clearing device Jul. 2, 2013
8474794 Lift control systems for lifting devices and lifting devices comprising the same Jul. 2, 2013
8453993 Post removal device Jun. 4, 2013
8448921 Jack with selectively interchangeable components May. 28, 2013
8413959 Probe bar remover Apr. 9, 2013
8413963 Dirtbike maintenance apparatus Apr. 9, 2013
8393597 Lift control systems for lifting devices and lifting devices comprising the same Mar. 12, 2013
8366074 Illuminative jack Feb. 5, 2013
8347475 Handle structure Jan. 8, 2013
8322688 Landing jack lift Dec. 4, 2012
8220780 Assembly for setting, removing and maintaining doors Jul. 17, 2012
8127387 Multi-purpose firefighting tool Mar. 6, 2012
8128066 Door and board lifting device Mar. 6, 2012
8118279 Illuminative jack Feb. 21, 2012
8033526 Land clearing device Oct. 11, 2011
7810789 Floor protective device for motorcycles and the like Oct. 12, 2010
7762529 Universal gooseneck trailer ball decoupling tool Jul. 27, 2010
7624966 Manual assist and method for opening sliding windows and doors Dec. 1, 2009
7387293 Device for holding and positioning construction materials Jun. 17, 2008
7293759 Access space cover lifting device Nov. 13, 2007
7226036 Frame moving apparatus and method Jun. 5, 2007
7163195 Displaced force backing wedge Jan. 16, 2007
7156141 Tire demounting tool Jan. 2, 2007
6966542 Motorcycle lift Nov. 22, 2005
6802493 Motorcycle lift Oct. 12, 2004
6684927 Tire mounting tool Feb. 3, 2004
6497399 Compact panel lifter Dec. 24, 2002
6474626 Lawn mower rack Nov. 5, 2002
6260824 Board saver pry bar Jul. 17, 2001
6170803 Leverage tool for opening sticking windows Jan. 9, 2001
6141836 Over-center load binder having a lockable latch Nov. 7, 2000
5934649 Hand operated post and pole extraction device Aug. 10, 1999
5794918 Fence post puller apparatus Aug. 18, 1998
5775673 Load binder tool Jul. 7, 1998
5713557 Vehicle jack Feb. 3, 1998
5676011 Precious metal wire drawing apparatus Oct. 14, 1997
5617628 Integrated circuit extraction tool Apr. 8, 1997
5440803 Integrated circuit extraction tool Aug. 15, 1995
4958804 Lawn mower service lift Sep. 25, 1990
4911460 Trailer tongue jack device Mar. 27, 1990
4756181 Method of making a chain binder locking and unlocking tool and product Jul. 12, 1988
4660447 Wheel wrench support Apr. 28, 1987
4604022 Trunk loading device for business machines and the like Aug. 5, 1986
4498688 Shopping cart incorporating removable skid, runner or ski attachment Feb. 12, 1985
4334669 Jacking mechanism for a portable sawmill Jun. 15, 1982
4320904 Skid attachment for shopping carts Mar. 23, 1982











 
 
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