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Match
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Document |
Document Title |
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4273214 |
Track mounted aerial lift platform apparatus
An aerial lift platform apparatus having tracks. A rotatable upper works is mounted on a chassis, and includes a turntable, a telescopic boom having a workman's platform at its outer end, and an...
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4226300 |
Self propelled and extensible boom lift
A self-propelled rotatable hydraulic lift having a body with an extensible boom pivotally attached to the upper rear portion of a counterweight and terminating in a self-leveling workman's...
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4222457 |
Hydraulic platforms
An hydraulic platform comprises a support structure which mounts a boom assembly comprising a plurality of booms pivotally connected in end-to-end relationship and carrying on its free end a...
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4194591 |
Mobile scaffold with fixed-use-position outriggers
A pedestal scaffold having casters on the scaffold base to permit the scaffold to be rolled horizontally while the scaffold is in a generally vertical position. Retractable outriggers are extended...
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4113055 |
Tree ladder
A selfsustaining ladder, especially designed for use in harvesting fruit from trees, having an arcuate curvature to generally conform to the horizontal curvature of a segment of a fruit tree. The...
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4088200 |
Lifting apparatus
A lifting apparatus, which is particularly suitable for mounting on a truck, includes a vertically extendable telescopic arm having outriggers which can be extended to the ground to provide support...
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4000789 |
Portable scaffold
An improved portable scaffold is the subject of the present invention. A base framework is provided with horizontally telescoping feet to accommodate free movement of the scaffold while still...
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3893540 |
Lifting mechanism
Apparatus for raising and lowering workmen and tools into proximity with elevated structures during construction and repair thereof comprises a platform, a frame and a hydraulically-actuated...
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3854550 |
MOBILE OUTRIGGER FOR SCAFFOLDS
A mobile outrigger for scaffolds, which outrigger is in the form of a pair of transversely spaced trucks which are wheeled by casters on a roof to permit movement of the scaffolds laterally and...
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3842933 |
AERIAL PLATFORM
The disclosure pertains to a vertically moveable aerial platform which may be mounted on a pick up truck or similar vehicle. The platform linkage is a four bar open linkage in which the floating...
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3776367 |
MOBILE AERIAL PLATFORM
A mobile aerial platform embodies a multi-section telescopic boom upon which a self-leveling operator platform is mounted. Hydraulic and electrical controls for the machine on the operator platform...
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3743049 |
LIFTING DEVICE WITH SWINGING ARMS
The device comprises two arms B and C articulated to each other by means of pivot 3 and the outer ends of said arms are retained respectively by a base frame E and by the ends of platform D....
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3731758 |
SCAFFOLD DRIVE AND STEERING UNIT
A scaffold unit for construction and maintenance activities which provides a reversible drive motor at a fixed support wheel for propelling the scaffold and a motorized steering apparatus for the...
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3608669 |
BRIDGE-PAINTING APPARATUS AND METHOD
A bridge-painting apparatus employing an extensible scaffold means and method of folding the latter whereby the apparatus may be transported by a motor vehicle. The apparatus includes a mast or...
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3570627 |
POWER LADDER WITH A TOWER AND A CARRIAGE MOVABLE THEREON
A power ladder movable over the ground and supporting a tower on which a carriage is movably mounted. The carriage supports an operator and it has control units that can be manipulated by the...
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3537236 |
HEDGEROW PICKING MACHINE
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3516512 |
MOBILE SCAFFOLD
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3509965 |
MOBILE OVERHEAD SERVICE UNIT
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3504461 |
SCAFFOLD ERECTING EQUIPMENT
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3502172 |
SCAFFOLD VEHICLE
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3493079 |
FOLDABLE,ADJUSTABLE HEIGHT PLATFORM ASSEMBLY MOUNTABLE ON A VEHICLE
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3485321 |
WORK TOWER
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3473627 |
PORTABLE TOWER
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3452837 |
SCAFFOLD TRUCK
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3424271 |
POWER LADDER
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3421599 |
MOBILE SCAFFOLDING DEVICE PARTICULARLY FOR FRUIT PICKING
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3393768 |
Multiple lift apparatus
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3379281 |
Method and equipment for building construction
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3356181 |
Fruit picking apparatus
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3311191 |
Collapsible scaffold
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3301348 |
Method of performing work on orchard trees and combination of workmen support platforms for the purpose
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3259208 |
Apparatus for lining of metallurgical furnaces, particularly converters
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3236329 |
Means for transporting and positioning a worker
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3196979 |
Workman's cage or aerial basket
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3197178 |
Apparatus for installing continuous rows of fluorescent lighting fixtures
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3191717 |
Mobile scaffold
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3173511 |
Aerial tower
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3130813 |
Suspended scaffolding
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3129786 |
Mobile collapsible scaffold
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3112009 |
Adjustable mobile scaffold
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3100025 |
Aerial lift device
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3099332 |
Elevating shelf for stock bin servicing truck
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3096848 |
Mobile extensible scaffold
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3095945 |
Overhead service unit
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3093210 |
Sightseeing car
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3091305 |
Hydraulically operated portable scaffold
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3085648 |
Wrecking truck
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3085650 |
Orchard platform
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3082842 |
Mobile work platforms
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3066756 |
Fire fighting apparatus or the like and controls therefor
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