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7293630 |
Ladder stabilization device
Stabilization devices for use with folding and/or extension ladders and methods of stabilizing ladders are disclosed herein. A stabilization device of one embodiment includes an upper shaft for...
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7222696 |
Independently adjustable extensions for leveling a ladder
Independently adjustable ladder extensions for use with folding, step, or extension ladders includes at least one pair of adjustable support legs slidably disposed within the channels of the side...
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7163084 |
Adjustable ladder stabilizer
An adjustable ladder stabilizer assembly composed of sturdy, lightweight components that can be temporarily or permanently affixed to the side rails of a ladder and adjusted to a variety of...
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7121382 |
Independently adjustable extensions leveling a ladder
Independently adjustable ladder extensions for use with folding, step, or extension ladders includes at least one pair of ladder extensions with each ladder extension including an adjustable leg...
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6935463 |
Safety support for ladders
A ladder safety support for use with an existing ladder is disclosed. The support includes an attachment assembly for removable connection to the lower end of the ladder and one of two...
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6880675 |
Multifunctional adjustable ladder assembly
A ladder assembly includes two symmetric support stands pivotally connected with each other. Each of the two support stands includes a main frame, an upper frame, a lower frame, a top bar, a...
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6851752 |
Height adjustment mechanism for an infant support structure
An infant support structure having a frame, a support, and a height adjustment mechanism. The frame includes telescoping legs that support the frame in selected positions above the support surface.
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6779632 |
Adjustable leveling stepladder
An adjustable leveling stepladder is provided with telescopically adjustable support legs that allow it to be positioned on uneven surfaces. A pair of bubble levels that are used to indicate proper...
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6745870 |
Adjustable ladder support
A channel with sliding clamp and rod arrangement for leveling a ladder comprising a base unit of a hollow rectangular shape adapted to fit over the leg of the ladder. The base unit has interior...
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6729440 |
Adjustable ladder
A ladder that would have a plurality of legs that would be independently adjustable from each other is disclosed. Each leg would have an incorporated adjustable leg that could be set at a varying...
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6702384 |
Support device
A support device is provided for leaning against by a generally upright person. The support device includes a seat portion having a top surface, a bottom surface and a peripheral edge extending...
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6702066 |
Ladder leveling device
A ladder leveling device including a gripping plate having an inner surface and an outer surface. The gripping plate has an elongated central slot therethrough that corresponding with a vertical...
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6663062 |
Folding power tool stand elevating device
A folding power tool stand elevating device, the stand having fixed height x-shaped ground-engaging legs which pivot about a central horizontal axis and which support an upper power tool support...
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6655497 |
Stabilizer for ladders
A stabiliser for ladders comprises a rigid, generally flat base ( 10; 71 ) having a linear channel ( 11; 70 ) extending along a first, upper surface thereof, which channel is defined by a pair of...
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6640932 |
Ladder stile extender
A ladder stile extender comprises two elongated members ( 20, 25; 50, 53; 80, 85 ) one of which is slidable within the other and having means for securing one of the members ( 20; 50; 80 ) to a...
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6595326 |
Ladder leveling device
A ladder leveling device includes a unit attached to the leg of a ladder by a spring-loaded lock unit. A spring-biased bolt is manipulated to be accommodated in bolt-accommodating holes in the unit...
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6478113 |
Ladder leveling system
A ladder leveling system for facilitating the safe use of a ladder on uneven surfaces and maintaining the rungs of the ladder in a substantially horizontal orientation. The ladder leveling system...
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6435306 |
Ladder leveling arrangement
A pair of ladder leveler members attach to the base portion of the side rails of an extension ladder. Each leveler member has a sleeve that is mounted to the respective rail parallel to the rail,...
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6422341 |
Lift-up rail extensions
A lift up rail extension assembly is to be mounted onto an existing ladder which has a first rail and an opposite second rail. The first and second rails are connected by at least one step. The...
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6401866 |
Machine for leveling a ladder on an uneven surface
A machine for leveling a ladder on a uneven surface, with a support housing attached to one or both ladder legs, having an interior cavity for a telescoping leg, two inner drilled lugs that support...
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6378655 |
Stair-stepper ladder leg
An accessory replacement front ladder leg assembly for use with the standard tripod stepladder consisting of an outer sleeve member having incremental penetrations disposed therein an inner sleeve...
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6293367 |
Ladder leveling apparatus
An extension ladder with ladder leveling apparatus consisting of an extension ladder, an elongated stabilizing strut with a series of teeth extending laterally therefrom and attachable to one leg...
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6237718 |
Extendable leg means for levelling ladders and the like
A leg extension device for use in levelling a ladder or other work platform requiring a level step, includes a first leg member and a second extending leg member, substantially parallel with, and...
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6234273 |
Adjustable ladder
A adjustable ladder for leveling a ladder on an uneven surface. The adjustable ladder includes a ladder and leveling system. The ladder has a first leg, a second leg, and a plurality of rungs...
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6073726 |
Adjustable step ladder
An adjustable step ladder having four fixed side rails which are wider apart at the bottom than at the top. The step ladder has a conventional series of steps along one side. At the bottom of each...
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6012546 |
Safety ladder
A new Safety Ladder for providing a ladder which may be safely and stably positioned relative to a building. The inventive device includes a pair of side rails, a plurality of spaced rungs...
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5913382 |
Ladder extension system
A ladder extension system including a ladder having two sets of parallel vertically oriented supports each fixedly coupled at a top extent thereof. At least one of the sets of supports has a...
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5908085 |
Ladder leveling accessory system
A ladder leveling accessory system for leveling a ladder on sloped, uneven, or rough surfaces includes a pair of leg extensions held to the rails of the ladder by two sets of bands coupled to the...
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5853065 |
Adjustable leg ladder assembly
An adjustable leg ladder assembly that includes a collapsible A-frame ladder structure including a top plate, a forward ladder step support including two forward support legs, and a rear A-frame...
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5845744 |
Ladder levelling device
A ladder levelling device includes a housing, a telescopic member and a lever. The lever is positioned within an interior cavity of the telescopic member. The lever has a mounting end and a...
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5718306 |
Ladder leveling device
A ladder leveling device is provided with an integrally formed tubular guide, a locking mechanism, a support shaft and a pivot foot. The tubular guide is attached to a ladder through its base...
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5704451 |
Ladder stabilizing system
A ladder stabilizing system including a pair of mounting assemblies coupled to a lower end of a ladder. Further provided are a pair of stabilizing mechanisms slidably engaged with respect to the...
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5669462 |
Ladder leveling apparatus
An improved level ladder and safety device (10) for a ladder (12) of the type having a pair of side rails (14) with a plurality of connecting rungs (16). The device (10) comprises a pair of slider...
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5609222 |
Ladder leveler
An improved ladder leveler which is made up of inner square bar and outer square tubes which slidably move axially in relation to each other vary the degree of extension. Locking the same by the...
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5553963 |
Clamp device for a ladder adjustment apparatus
A clamp device 10 including both fixed 10" and moveable versions 10' attached to a portion of a ladder adjustment apparatus 110 for engaging the rungs 101 of a ladder 100. The device 10 comprises a...
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5551529 |
Ladder stabilizer
A device for stabilizing an aluminum or fiberglass type ladder on a level or uneven surface comprises a pair of frames that attach to either side of the ladder by means of rods inserted through the...
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5542497 |
Ladder level adjusting attachment
A ladder level adjusting attachment for a ladder of the type having a pair of generally parallel side rails, a plurality of hollow rungs interconnecting the side rails and a pair of shoes, each...
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5538101 |
Adjustable, portable combination tree stand
A hunter's tree stand with a platform detachably mounted to an upright mounting bracket which mounts to a tree trunk. A supporting arm pivots about the lower end of the mounting bracket and may be...
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5522473 |
Ladder stabilizing device
A ladder stabilizing device for attached to the lower end of a ladder rail. The device is incrementally adjustable to compensate for irregularities in a ladder supporting surface and has a support...
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5507364 |
Ladder leveler
A ladder leveler includes a frame unit that is adjustable in two degrees of freedom and has a wide range of adjustment. The rungs of a ladder being leveled are supported, and brakes are located...
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5497850 |
Apparatus for leveling a ladder
An apparatus and method of leveling a ladder, having hollow side rails, on an uneven surfaces using at least one leveling device. Support members, support holes and securing bolts maintain the...
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5476153 |
Ladder leveling apparatus
An apparatus for leveling a ladder having at least two vertical supports has a vertical support gripping member that has a support wall and a gripping wall attached to the support wall. A plurality...
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5335754 |
Self-levelling ladder
A self-levelling ladder has a pair of spaced-apart side rails and a plurality of spaced-apart rungs extending between the side rails. A pair of elongated sleeves slidably embrace the bottoms of the...
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5325936 |
Ladder leveler
A ladder leveler device to level and stabilize a ladder on an uneven surface, comprising a generally rectangular shaped base plate having a plurality of threaded holes located on each wide end, a...
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5307900 |
Ladder leg extension apparatus
A ladder extension leg apparatus is provided, wherein at least one of the first and second ladder legs includes a leg sleeve receiving the ladder leg to permit telescoping reception of the ladder...
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5305851 |
Safety ladder
The present invention provides a safety ladder in which at least one leg of the ladder is adjustable in length to accommodate an uneven terrain.
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5265698 |
Self-leveling ladder
An extendable stepladder has a pair of front legs and a pair of rear legs (10), first steps for connecting the front legs together and second steps for connecting the rear legs together. A slider...
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5174412 |
Ladder leveler
A simple ladder leveling device which slides onto either leg (8) of a ladder. The device is secured onto the ladder by sliding underneath and around rungs of the ladder. Furthermore, the ladder...
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5107958 |
Ladder leveler
A Johnson Ladder Leveler serving to level a ladder on an uneven surface comprising an extension leg held by a bolt nut apparatus to a treaded triangular foot which said extension leg extends...
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5094320 |
Ladder improvement
A ladder leveling device for a ladder having a pair of side rails with connecting rungs is provided and consists of a pair of U-shaped channel members which are each slideably retained to each side...
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