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

Claim 19:
20. The cushion according to claim 19, wherein
a second inner difference in height between the second inner height and the third inner height is about 2 millimetres to about 7 millimetres, or about 3 millimetres to about 6 millimetres, or about 4 millimetres, and/or
a second outer difference in height between the second outer height and the third outer height is about 7 millimetres to about 11 millimetres, or about 8 millimetres to about 10 millimetres, or about 9 millimetres, and
wherein the second inner difference in height is smaller than the first inner difference in height.