Likewise, the MPPT varies the ratio between the voltage and current delivered to the battery, in order to deliver maximum power. If there is excess voltage available from the PV, then it converts that to additional current to the battery. Furthermore, it is like an automatic transmission.
On the Supreme Court of the United States, Associate Justices Potter Stewart and Anthony Kennedy have been described as swing votes between the two factions of the court. In the United Kingdom, the  Essex man ,  Worcester woman  and  Holby City woman  are examples of personifications of swing voters.
The procedural motion required 60 votes to pass, and Republicans had been dodging questions for days on how they would vote. If the senators who voted no had prevailed, the Senate wouldn't have been able to debate the package, let alone amend it and vote on it. There were some notable party splits. Two Democrats, Sens. Mark Pryor (Ark.) and Mark Begich (Alaska), joined the Republican filibuster effort.