Air and heat circulation system for buildings

Air type solar heating system

Air-heating solar collector

Air-heating solar collector

Apparatus and method for collecting solar energy at an upright s

Apparatus for preventing high temperatures in a glazed solar col

Apparatus for solar cooking

Attachable camp oven

Baking oven with a lighting configuration

Barbecue grill device

Bread oven

Building with passive solar energy conditioning

Bulb-type solar energy collector

Camp stove warming oven

Camping stove baking attachment device

Catalytic extraction of stored solar energy from photochemicals

Central receiver solar collector using mechanically linked mirro

Clip for clinching a heat exchange conduit with a solar heat abs

Closed cooking system

Collector of direct dispersed and reflected waves