|
Match
|
Document |
Document Title |
|
|
7489098 |
System for monitoring load and angle for mobile lift device
A mobile lift device having a load moving device capable of engaging a load is provided. The mobile lift device includes one or more systems for stabilizing the mobile lift device during operation...
|
|
|
7378950 |
Overload warning means for excavators
The present disclosure relates to an overload warning means for excavators, preferably hydraulic excavators or material handling devices, with three or more contact points, the contact forces being...
|
|
|
7364044 |
Safety device against overturning crane
The present invention provides a safety device against crane overturning which operates in a crawler crane comprising at least four outriggers in a frame, the safety device comprising a load...
|
|
|
7014054 |
Overturning moment measurement system
A stability measurement system is provided for a lifting vehicle including a vehicle frame, a turntable secured to the vehicle frame and supporting lifting components of the vehicle frame, and a...
|
|
|
6991119 |
Measurement system and method for assessing lift vehicle stability
A measurement system uses dual axis force sensor pins to effectively assess the tipping moment of a load-bearing vehicle and anticipate imminent tipping in any direction. The pins are installed in...
|
|
|
6735486 |
Side load detection and protection system for rotatable equipment
A side load detection and protection system ( 10 ) operable using pressure sensors ( 26, 28 ) to determine side load as a function of a difference in media pressure between two ports ( 40, 42 ) of...
|
|
|
6104098 |
Apparatus for controlling mobile equipment
Apparatus for controlling the rotational movement of a ladder or the like of mobile equipment having stabilizing outriggers when the ladder is rotated manually to the side of the mobile equipment...
|
|
|
6067024 |
Obstacle avoidance and crushing protection system for outriggers of a chassis
The protection system for outriggers of a chassis includes a non-contact distance measuring device, associated with at least one of the outriggers and the chassis, mounted on one of the outriggers...
|
|
|
6050770 |
Stabilization system for load handling equipment
A processor implemented stabilization system for load handling equipment monitors at least a portion of the equipment weight load at an equipment support member. Reduction below or increase above...
|
|
|
5887735 |
Crane vehicle with an overload safety unit
The present invention relates to a crane vehicle with an overload safety unit, with a jib, preferably a telescoping jib, hinged to its superstructure which jib can be luffed by means of a luffing...
|
|
|
5813551 |
Crane vehicle
The present invention relates to a crane vehicle with a jib, preferably a telescoping jib, hinged to its superstructure which jib can be luffed by a luffing ram which is hinged to the jib and the...
|
|
|
5730305 |
Crane safety apparatus
A crane safety apparatus for displaying a schematic diagram of a part of a crane mechanism on a two-dimensional screen dynamically as the crane mechanism is operated, and displaying on the same...
|
|
|
5711440 |
Suspension load and tipping moment detecting apparatus for a mobile crane
The present invention relates to a suspension load and tipping moment calculating apparatus for a mobile crane which can calculate a suspension load and a tipping moment with high accuracy and use...
|
|
|
5263597 |
Crane load instrument and method therefor
A crane load detection system is provided having an electronic strain gage located in series with the deadline of the boom and located adjacent the gantry tie-down of the deadline of the boom. A...
|
|
|
5251768 |
Method and device for controlling braking of an upper rotary body of a construction machine and a device for calculating the inclination angle of the upper rotary body
A method and device is adapted for controlling rotation of an upper rotary body of a construction machine, the upper rotary body being rotatably mounted on a lower body of the construction machine...
|
|
|
5217126 |
Safety apparatus for construction equipment
A safety apparatus which can set an appropriate rated load curve which can be grasped readily by an operator and takes a difference between horizontal extension amounts of outrigger jacks into...
|
|
|
5160056 |
Safety device for crane
A safety device for a crane which can make a safety operation precisely taking a relationship between a swinging condition of a boom and a limit working region into consideration. In the device, a...
|
|
|
5119949 |
Crane vehicle with operation speed control
A crane vehicle has a movable vehicle body and a pair of outriggers expandable outwardly from opposite sides of the vehicle body in widthwise opposite directions and bearing against the ground to...
|
|
|
5106255 |
Posture adjusting mechanism of cargo handling device for use in cargo trucks
A posture adjusting mechanism according to the present invention is used for a cargo handling device for a cargo truck in which an arm member is mounted in such a manner that it can swivel about a...
|
|
|
4895262 |
Overturning-preventing device for crane trucks and similar machines
The overturning-preventing device (1) for crane trucks (3) and similar machines is associated with the self-propelled truck (6) of the crane truck (3) in correspondence of the rear axle (8) of the...
|
|
|
4869639 |
Method at vehicles having a lifting device for compensating departures in the position of loads on the lifting device relative to the frame of the vehicle
The present invention relates to a compensating method applicable to vehicles having a lifting device made up of a mast (4) and vertically adjustable load carrier (5) provided on the mast. The...
|
|
|
4860539 |
Vehicle stabilizer apparatus and stabilizer actuator component thereof
A vehicle stabilizer apparatus having a plurality of hydraulic stabilizer actuators with each actuator having an integral isolation valve effective to enable operation of a sequentially operable...
|
|
|
4752012 |
Crane control means employing load sensing devices
A large mobile tower crane comprises a vertical multi-section lattice-type tower having its lower end fixedly mounted on the rotatable upper section of a self-propelled vehicle and a...
|
|
|
4687406 |
Load lifting apparatus with overturning prevention means
Load lifting apparatus comprises an extensible boom carrying a platform at its outer end and being pivotally mounted at its inner end on rotatable support structure. Hydraulic elevating and...
|
|
|
4668154 |
Attachment apparatus for crane or the like
An attachment apparatus is arranged to be suspended from an overhead travelling crane or other similar means and is employed for a cargo handling operation, for example, unloading an article placed...
|
|
|
4502708 |
Power transmission
A stabilizing system for a wheeled vehicle having a movable mass on the vehicle, an actuator mounted on the vehicle connected to the mass for moving the mass, a sensor mounted on the vehicle for...
|
|
|
4471877 |
Crane sensor to detect out of plumb lift cable
A sensor assembly on a crane apparatus includes a multi-pole switch such as a wobble switch mounted adjacent the head of a crane boom. The switch is carried by a pendulum arm and is activated by an...
|
|
|
4427121 |
Hydraulic valve control for aerial book devices
A hydraulic control system which is of an open center parallel circuit arrangement for aerial boom devices with two return lines, said system having control valves for upper and lower boom arms,...
|
|
|
4397479 |
Supporting leg for mobile constructions
Supporting leg for mobile construction equipment such as mobile cranes, having a supporting foot (1) which can be elevated and lowered in relation to the foundation by means of a moving mechanism...
|
|
|
4238037 |
Angle-of-heel control means for a floating crane
A floating crane on a pontoon of which installed are a crane slewing portion which carries a boom and boom slewing, boom luffing and load hoisting drives controlled by respective master...
|
|
|
4212006 |
Crane load alarm with compensation for direction of rope movement
A load weighing device for cranes comprises a dynamometer whose output is modified according to the direction of rope motion therethrough. Also described is a safe load indicator for generating a...
|
|
|
4067446 |
Cable stay crane
A crane for lifting of objects has a base and a substantially vertical column assembly extending from the base. A cross truss is mounted on the column, and cables are pivotally secured to the truss...
|
|
|
4007847 |
Interlock arrangement for use with sideloader fork lift truck
An interlock arrangement for use with a sideloader fork lift truck includes a solenoid valve which when electrically energized is "open" to dump to sump hydraulic fluid from the output line of the...
|
|
|
3987906 |
Apparatus for preventing the tilting of telescopic jib cranes
Apparatus for preventing the tilting of a telescopic jib crane wherein a hydraulic cylinder is provided for raising the jib. The apparatus includes switches for monitoring the cylinder pressure and...
|
|
|
3871528 |
LOAD CONTROL APPARATUS FOR CRANES
Apparatus for preventing the tipping over of cranes which includes a loading beam positioned colinear with the line extending from the hinge point of the boom to the anchor point of the boom...
|
|
|
3865265 |
LIFT TRUCK SAFETY ACCESSORY
A safety accessory adapted for mounting on a lift truck for indicating to the operator the direction and precise degree of tilt of the mast either forwardly or rearwardly from a vertical position,...
|
|
|
3848750 |
CRANE TIP ALARM
The invention provides several tilt indication/warning devices for use on equipment or vehicles having a rotating, angularly upstanding boom such as fire-fighting and rescue apparatus and...
|
|
|
3841493 |
MOMENT MONITORING SYSTEM FOR HYDRAULIC-PISTON TYPE CRANES
Cranes, forklift trucks, and other burden manipulation apparatus generally comprise an elongate boom or analagous burden member that exerts a controllably variable moment, as effected through a...
|
|
|
3824578 |
ATTITUDE INDICATOR FOR LOAD LIFTING APPARATUS AND METHOD
In a load lifting apparatus such as a crane mounted on a support frame, a method and system for actuating an alarm when the support frame is vertically displaced a predetermined amount through...
|
|
|
3740534 |
WARNING SYSTEM FOR LOAD HANDLING EQUIPMENT
A warning system for load handling equipment is shown capable of warning an operator of the load handling equipment, such as a crane hoist, that his lifted load is about to cause a failure due to...
|
|
|
3735876 |
CRANE CONTROLS
A control for a crane boom mounted on a self-propelled vehicle for pivotable movement about vertical and horizontal axes, the control including first control means for controlling boom movement...
|
|
|
3713129 |
CRANE OVERLOADING PROTECTIVE SYSTEM
A protective system for use with a multiple legged crane wherein a sensor is attached to each leg to determine the change in stress in that leg, and the several sensors are grouped to determine...
|
|
|
3680714 |
SAFETY DEVICE FOR MOBILE CRANES
A safety device for indicating a tipping condition for a mobile crane having a base supported by outriggers and a boom support for vertical and horizontal swinging movement on the base. The safety...
|
|
|
3638211 |
CRANE SAFETY SYSTEM
A system is shown for warning the operator of a crane when the crane is about to overturn due to the moment of a heavy load or when the weight of that load could cause structural failure of the...
|
|
|
3362022 |
Safe load warning system
|
|
|
3357571 |
Maximum safe load indicators for cranes
|