An electrically operated thermos flask utilizes a diaphragm pump. The pump motor (62) is connected by an eccentric linkage to a flexible diaphragm member (4) made of rubber material attached tightly to an opening (21) of a casing (44) having an air outlet (41) disposed at the bottom ...
PP Pump sports water bottle cap Foaming thermos food flask Sprayer with Low Price Product Description Product Name Steam Sprayer Nozzle Brand SL Material PP Specifications 28/400,28/410 Output 2.0CC/T Color Any color is available Pattern We have ...
The invention relates to an electrically functioning thermos flask 1, and more particularly one of the type comprising a pump 61, similar to a diaphragm, mounted in the flask and comprising a motor 62 coupled by an eccentric link to a flexible diaphragm formed from a rubberized material and ...