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DE3122930A1
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Supplementary elements for the use of a bathtub with a hand-held shower as a bidet (seat bath for washing and douching)
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DE2812234A1
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Set of components for plastics screw extrusion press - with screw lengths rising less than proportionally to diameter
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DE2648948A1
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Drag-flow pump for rheological media - with radial or tangential feed to low and axial discharge channels from high pressure zone
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DE2649045A1
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Single-shaft multiple extruder - with female threads in housing downstream of filler hole for at least one substance
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DE2622718A1
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Translucent covering for flat solar energy collectors - with retractable inner cover which reflects infrared radiation
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DE2536687A1
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Solar cell with corrugated moulded plastic component - with reduced flow cross-section for though heating
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DE2536650A1
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Solar energy utilisation and abstracting system - has direct transfer of solar energy to flowing medium and ray reflection system
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DE2532174A1
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Solar energy utilisation system - has extruded plastic collar channels incorporated into fluid feed pipes
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DE2531907A1
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Solar energy collector with plastic water pipes - has single thin wall pipe coiled between inlet and outlet
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DE2525723A1
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Solar heat collecting system - replaces circulating water by air for direct space heating at subzero ambient temp.
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DE2524746A1
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Synthetic material injector with worm plasticiser - has filter flushed by force opened and closed back pressure valve
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DE2522616A1
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Extruder with constant flow gap - having adjustable system for gap between screw head and nozzle valve head
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DE2510321A1
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System utilising sun energy - consisting of extruded plastic profile having upper radiation-transmitting and lower radiation-absorbing parts
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DE2330018A1
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Boiling time calculator for hard or soft boiled chicken eggs - incorporates a weighing mechanism coupled to time scales and a timing clock
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DE2128874A1
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Distribution rectifier - for laminar high press flow , esp in heat exchanger pipes
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