11 Apparatus, appliances and/or systems for heating or cooling and parts and fittings therefor; apparatus, installations and/or systems for heating or cooling in, or of, yarn and thread, clothing, footwear, headwear, textile goods, bed cloths, blankets, beddings, mattresses, pillows and cushions and parts and fittings therefor; personal heating and cooling implements; portable electrical heating or cooling units; electrically heated, or cooled, yarn and thread, clothing, footwear, headwear, textile goods, bed cloths, blankets, beddings, mattresses, pillows and cushions, not for medical purposes; battery-operated heated clothing, footwear and headwear