| 摘要 |
<p>A plastic-rubber collar which can be filled with hot water together with an antifreeze agent. To be bent at right angles three times, for lateral contact on a car battery, having a quick-release clamping closure. Rubber coating or rubber on the contact side. Plastic/aluminium foil for the purpose of heat insulation on the rear side. The starting power of the battery is increased by heat emission from the collar to the battery. The difficult and also dirty extension of the battery in order to heat it is obviated.</p> |
