Tougher safety tests of lithium-ion batteries that were implemented after Boeing Co.’s 787 was approved remain inadequate to ensure that the power packs won’t overheat in flight, a U.S. investigation has concluded.
Toshiba Corp. , a Japanese electronics and power equipment maker, said it is working with Mitsubishi Motors Corp. to develop lithium-ion batteries for possible use in the automaker’s electric cars.
Lithium-ion batteries like those under investigation in the grounding of Boeing Co.’s 787 Dreamliner shouldn’t be shipped aboard passenger planes, a United Nations aviation agency ruled today.
Mitsubishi Motors Corp. recalled almost 4,000 of its Outlander plug-in hybrid sport-utility vehicles in Japan because of a possible defect with the auto’s motor controls computer program.
An emergency beacon made by Honeywell International Inc. is under scrutiny in a probe of last week’s Boeing Co. 787 fire at London’s Heathrow airport.
Two incidents involving Boeing Co.’s 787 Dreamliners have renewed safety concerns about the airplane following battery malfunctions that grounded the fleet earlier this year.