Measuring and testing – Specimen stress or strain – or testing by stress or strain... – By loading of specimen
Patent
1986-03-25
1988-04-12
Levy, Stewart J.
Measuring and testing
Specimen stress or strain, or testing by stress or strain...
By loading of specimen
73826, G01N 308
Patent
active
047366338
ABSTRACT:
The multipurpose vehicle of the present invention is designed to operate in and around dry docks and wharfs and its capable of lifting and moving propellers from propeller shafts within areas confined by a ship's rudder and to carry the propeller to an area away from the ship to be lifted to the wharf by crane. The propellers may weigh as much as 75,000 pounds and be 23 feet in diameter. The vehicle may also be used to accurately position keel blocks and haul blocks weighing up to 25,000 pounds in positions to support a ship. The vehicle may be lifted by crane out of dry dock to test padeyes for safety and certification by applying up to a 50,000 pound pulling force to the payeyes. The vehicle's upper arm can be extended to about 40 feet high or can be lowered to a level permitting the vehicle to pull or carry articles into buildings on the wharf.
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FMC Link Belt LS-7400A Crawler Hydraulic Excavator Brochure Illustrating a Crawler Excavator--8 pages.
Brandt Richard L.
Duppong Denis E.
Mick David M.
Rieck Leland M.
FMC Corporation
Levy Stewart J.
Megley Richard B.
Moore Alan J.
Parks Raymond E.
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