Lifting device having a supporting frame and shear-rod linkage
DE3427742A1
Lifting device having a shear-rod linkage and pulley block
DE3044894A1
Central-heating storage vessel - has air space between it and casing forming convection chimney between grilles
DE3044893A1
Hot water central heating system for apartment building - allows metering to be split when hot water is simultaneously fed to two apartments
DE3036121A1
Central-heating operating system - has charge temperature following predetermined curve and pump delivering reduced quantity above freezing
DE3018757A1
Central hot water heating system for apartment block - supplements temp. of supplied water to provide correct value in bath or shower
DE3005074A1
Central heating boiler assembly - is constructed to conduct combustion air in counterflow to exhaust gas
DE2915022A1
Central heating system for apartment building - has storage tanks on each floor of building connected consecutively to boiler or heat pump
DE2904737A1
Central heating system operating method - using heat storage vessel on each storey with thermostatic control to regulate supply of metered hot water from central boiler
DE2847024A1
Central heating system operating method - using heat storage vessel on each storey with thermostatic control to regulate supply of metered hot water from central boiler
DE2757934A1
Hot water supply system - has tanks interconnected with membrane pressure vessel and has pressureless tank with bladder and overfill preventer
