The portable iBook clamshell laptop (1999) continued the design revolution Apple started with the iMac G3 just a year prior. Both were playful, colorful, and, in Jobs’ words, even "lickable." | Computer History Museum

ASUS unveils 13.3-inch clamshell laptop ZenBook UX330

Definition of clamshell device

Split Frame to Clamshell Machine | TAG Pipe

Write in brief the principles of Dragline and Clamshell used as... | Filo

Foldable iPhone to Feature a Clamshell Design, Cost Less Than Competing Devices, but May Arrive Much Later in the Market

Flip phones' resurrection with foldable display may beat the Galaxy Fold or Mate X designs

Ulefone Armor Flip: The first clamshell phone of the company will arrive this month! (video) - Gizmochina