Electrical contact with each of the two cover side contacts 30 is established via a respective plunger 44 which is provided with a rounded contact surface and which is held resiliently in an insulating insert body 48 such that, with the solar cover 10 closed, {HEAD ~ the plungers} 44 are prestressed by {TAIL ~ a spring} 46 essentially perpendicularly with reference to the contact area 31 of the cover side contact 30 
are prestressed by
Electrical contact with each of the two cover side contacts 30 is established via a respective plunger 44 which is provided with a rounded contact surface and which is held resiliently in an insulating insert body 48 such that , with the solar cover 10 closed , { HEAD ~ the plungers } 44 are prestressed by { TAIL ~ a spring } 46 essentially perpendicularly with reference to the contact area 31 of the cover side contact 30
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