Flexible indicia bearing labels are placed on armored electrical cable at spaced apart intervals while the cable is moving continuously from an armoring station to a takeup reel or accumulator. The housing of the portable electronic device can be compact, such as a low profile housing. The assymmetrical substituted polysiloxanes have the following formula . By rejecting the stored heat directly to the atmosphere, there is no need to provide an energy-consumptive refrigeration cycle for cooling the thermal storage medium material. In addition, a plurality of terminal members as well as a bottom portion and a plurality of peripheral wall portions are included, in which a space portion is formed between the peripheral wall portion and the drum core, and the mixed material is filled into the space portion to form the resin curing portion.