Ads
related to: liebherr tower crane scale model ocs s1 manual
Search results
Results From The WOW.Com Content Network
Liebherr is a German-Swiss multinational equipment manufacturer based in Bulle, Switzerland, with its main production facilities and origins in Germany.. Liebherr consists of over 130 companies organized into 11 divisions: earthmoving, mining, mobile cranes, tower cranes, concrete technology, maritime cranes, aerospace and transportation systems, machine tools and automation systems, domestic ...
Conrad GmbH (previously "Gescha Toys") is a German manufacturer of diecast scale model trucks, primarily in 1:50 scale for use both as toys and promotional models by heavy equipment manufacturers. Conrad is one of the few European diecast companies which have not outsourced production to China or elsewhere in Asia. [ 1 ]
A level-luffing crane is a crane mechanism where the hook remains at the same level while luffing: moving the jib up and down, so as to move the hook inwards and outwards relative to the base. [ 1 ] Usually the description is only applied to those with a luffing jib that have some additional mechanism applied to keep the hook level when luffing.
A tower crane is usually assembled by a telescopic jib (mobile) crane of greater reach (also see "self-erecting crane" below) and in the case of tower cranes that have risen while constructing very tall skyscrapers, a smaller crane (or derrick) will often be lifted to the roof of the completed tower to dismantle the tower crane afterwards ...
The operator's cabin hosts a display showing the tower crane's position, movement and operating area. Where the tower crane’s operating area overlaps with other cranes or prohibited zones these are also displayed. The system alerts the operator when the crane is approaching a prohibited area or another crane. [9]
In 1959 crane expert R.H.Neal, hydraulics specialist F.Taylor, and design director Bob Lester, integrated all three and modernized cranes. The Coles Hydra Speedcrane appeared in 1962, further modified with the 10-ton fully telescopic hydraulic boom in 1966, followed in 1968 by the 30-ton "Husky" military versions with four-wheel drive .
This page was last edited on 1 July 2006, at 20:02 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply ...
Tower crane at the inland harbour of Trier from 1413. According to the "present state of knowledge" unknown in antiquity, stationary harbour cranes are considered a new development of the Middle Ages. [6] The typical harbour crane was a pivoting structure equipped with double treadwheels.