Control element of operating device for e.g. oven, has control element head which is rotatable by user, such that length of control element head is variable along longitudinal axis

摘要

The control element (9,10) have control element head (11) which is rotatable by the user. The control element head is variable in length along the longitudinal axis (A). The control element head is comprised of several elements (12-14) which are movable relative to each other along the longitudinal axis. An independent claim is included for operating device for household appliance.