Fire-resistant air ventilation conduit - has walls each comprising rigid frame and insulating material with sheet-metal cladding
DE2835115A1
Ventilation and heating system supplying sterile air - has housing guttering draining system with removable side wall for cleaning and reliable sterilisation
DE2820208A1
High temp. application multi-blade damper - has hollow frame with shoulders on blade-shafts inside cavity
DE2740972A1
Insulated prefabricated external wall panels frame - has offset flange bars locking behind connectors and thermically separated
DE2719570A1
Air conditioning system with adjustable air outlets - is readily converted for volume rate or outlet velocity regulation
DE2718760A1
Air outlet for air conditioning systems - has two outflow chambers with vertically and horizontally ejected air
DE2650413A1
Air outlet unit for ventilation systems - ejects air upwards and sidewards and has rotary slide sealing unit to adjust outlet
DE2650222A1
Ventilation system for large rooms - uses air outlets at table height, and ceiling and floor intakes
DE2618230A1
Thermally insulated room wall panel joints - has joint spanning clamps on inner and outer faces with tension anchors
DE2616284A1
Mine gallery cooling system - has heat pipes at branch lines between water supply and return lines for heat transfer
DE2614893A1
Mobile or stationary fire barrier e.g. a door - consists of flame-retarding material and incorporates water-filled plastics containers which disintegrate at elevated temp.
DE2554211A1
Fire damper for ventilation ducting - has fusible plug holding sprung cranked lever for automatic or manual operation
DE2519457A1
Air conditioning unit construction - has housing within which units are mounted formed from framework profiles, wall plates and sealing profiles
