1. Smoke-lifting devices were not a priority with the normal single-chimney Pacifics. 2. A "'gyn "'is a form of three legged lifting device used on sailing ships. 3. GM says it is working to adapt a wheelchair-lifting device . 4. The cables are to be connected to hydraulic lifting devices , anchored to the Giant-4 barge. 5. Mammoet proposed raising the Kursk using a huge barge equipped with 20 anchored hydraulic lifting devices . 6. Since then : The staff helped research, test and select several new kinds of lifting devices . 7. The eastern attic window is flanked by two timber rails which may have been a lifting device . 8. An "'air caster "'is a pneumatic lifting device used to move heavy loads on flat, non-porous surfaces. 9. In the 1950s the company developed the so-called St�lcken derrick, a lifting device for very heavy cargo. 10. Developed emergency services use lifting devices , such as scoop stretchers, that allow secured lifting with minimal personnel.