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Document Title |
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7364017 |
Combination ladder, ladder components and methods of manufacturing same
Ladder configurations and components are provided including an outer rail assembly which is longitudinally adjustable relative to an inner rail assembly. The outer rail assembly may include a pair...
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7264082 |
Convertible ladder
A ladder having a first ladder section, a second ladder section, an adjustable hinge mechanism, an engagement indicator and a static hinge mechanism. The adjustable hinge mechanism is mounted with...
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7086499 |
Light weight ladder systems and methods
A method for manufacturing a rail for a ladder. The method may include pultruding in a longitudinal direction, a rail having a selected cross-sectional shape. The rail may then be cut to a...
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6886659 |
Convertible ladder
A convertible ladder including a first ladder portion, a second ladder portion and a static hinge mechanism. The first ladder portion has a first locking mechanism proximate a first end thereof....
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6866117 |
Light weight ladder systems and methods
A method for manufacturing a rail for a ladder. The method may include pultruding in a longitudinal direction, a rail having a selected cross-sectional shape. The rail may then be cut to a...
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6533068 |
Combination stepladder and extension ladder
The combination ladder of this invention includes a pair of conventional ladder sections, being a first ladder section and a second ladder section. The two ladder sections being essentially the...
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6220389 |
Folding ladder
The pull-out sections of folding ladders must be locked on the guiding elements pertaining thereto for ladder use and should also be easily unlocked. A locking bolt used to fix the elements can be...
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6138794 |
Portable self-adjusting ladder
A portable ladder having stabilizer brackets slidably mounted on the ladder siderails to permit the ladder to be mounted to a flatbed trailer tiedown rail. The slidable stabilizer brackets are...
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4974701 |
Step ladder construction
A step ladder construction is provided comprising a plurality of steps extending between a pair of struts. Coupling means join each of the steps with the pair of struts. Each of the struts has the...
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4666328 |
Positioning joint for folding ladders
A positioning joint for a folding ladder comprising a first joint member, a second joint member disposed between the first joint member, and a hollow shaft inserted into central holes of the first...
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4549632 |
Ladder
A ladder wherein a plurality of rounds are pivotally and turnably mounted to and between the right stanchion and the left stanchion at proper spaces, and supporting arm levers are detachably fixed...
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4524847 |
Ladder
A foldable ladder is disclosed which includes in combination a base section and an extension section. A pair of longitudinally aligned slots are provided in the base section rails near the top to...
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4376470 |
Fiberglass ladder
A combination step and extension ladder manufactured of composite material such as fiberglass is disclosed. The inner and outer side rails are molded fiberglass so that the fibers are angularly...
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4371055 |
Method of manufacturing a fiberglass ladder
A combination step and extension ladder manufactured of composite material such as fiberglass is disclosed. The inner and outer side rails are molded fiberglass so that the fibers are angularly...
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4210224 |
Longitudinally variable ladder
A longitudinally variable ladder with at least two ladder parts which are displaceable relative to one another in their longitudinal direction, one part of which with its two struts forms a guide...
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4182431 |
Combination extension and step ladder rungs therefor
A combination step and extension ladder is disclosed. Hinges are provided on each of the side rails of the ladder so that the ladder may be folded and unfolded from a step ladder configuration to a...
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4016955 |
Step ladder with paint carrier apparatus
The invention comprising a ladder formed into two sections with one section mounted at its end to the other section and with the other section overlapping so that the sections may be straightened...
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3912043 |
Pivoted extension ladder
The specification discloses a pivoted extension ladder comprising two pairs of legs having two ends pivotally coupled together such that the legs may be pivoted between first and second positions...
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3647023 |
BOAT BOARDING STEP AND SEAT
The boarding step is so constructed that it can be secured to the gunwale at the side of a boat cockpit to permit one to enter the cockpit from the dock when facing inwardly. The treads are wider...
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3026962 |
Ladder
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3006432 |
Sectional ladder
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2843303 |
Extension step ladder
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2804250 |
Sectional ladders
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2636659 |
Extension ladder
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2418256 |
Ladder
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2354904 |
Orchard ladder
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2350129 |
Ladder
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2348136 |
Ladder
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2337816 |
Scaling ladder
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2152846 |
Ladder construction
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1987535 |
Folding and extensible ladder
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1934086 |
Stepladder
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1894489 |
Folding stool-ladder
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1671239 |
Ladder
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1655526 |
Ladder
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1442694 |
Sidehill ladder
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1438411 |
Orchard ladder
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1428370 |
Ladder
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1342153 |
Ladder
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1323227 |
Title is not available
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1192734 |
Title is not available
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1148882 |
Title is not available
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1026147 |
Title is not available
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1007327 |
Title is not available
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0931265 |
Title is not available
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0912409 |
Title is not available
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0896286 |
Title is not available
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0852853 |
Title is not available
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0815736 |
Title is not available
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0801388 |
Title is not available
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