Patent ID: 11902730
Assignee: INVISIO A/S
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  A | IPC A  H

Claim 22:
23. The cushion according to claim 12, wherein
a second inner difference in height between the second inner height and the third inner height is about 75% to about 95%, or about 80% to about 90%, or about 75% to about 85%, or about 80%, of a first inner difference in height between the first inner height and the third inner height, and/or
wherein a third inner difference in height between the fourth inner height and the third inner height is about 35% to about 65%, or about 40% to about 60%, or about 45% to about 55%, or about 50%, of a first inner difference in height between the first inner height and the third inner height.