Locking control knob

Locks – Special application – For control and machine elements

Reexamination Certificate

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Details

C070S210000, C070S216000

Reexamination Certificate

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10871953

ABSTRACT:
A control knob having a locking mechanism that can be pressure-activated and controlled from the outside by the operator. When activated, the locking mechanism engages a structure on which the knob is mounted, preventing the rotation of the knob. The locking mechanism includes a keylock having a latch that can be turned with a key so as to engage a catch of the knob-housing seat of the locking mechanism.

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patent: 6843084 (2005-01-01), Porter

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