| http://www.w3.org/ns/prov#value | - Preferably, the device of FIGS. 28A and 28B includes a biasing device, such as a spring, (not shown) which biases the gear rack 512 into locking engagement with the ratchet 514 prior to and following actuation by the articulation control mechanism of the instrument, the biasing device releasing the gear rack 512 upon actuation of the articulation mechanism, permitting articulation of the head 502
|
