| 摘要 |
A mounting for display equipment, includes a lower part, an upper part, a picture screen disposed in the upper part, a connecting part rotatably supported about a vertical axis on the lower part, a support arm formed of first and second elongated hollow parts each having first and second ends, the second ends of the first and second parts being telescoped together, the first end of the first part being rotatably supported about a horizontal axis on the connecting part, the first end of the second part being rigidly connected to the upper part, at least one compensating element disposed in the support arm for pushing the first and second parts apart, the first part having at least one row of detent notches formed therein along the longitudinal direction of the support arm, at least one ratchet pawl rotatably supported about a horizontal axis in the second part, the ratchet pawl being engaged in one of the detent notches in a rest position thereof and being movable out of the detent notches in a disengaged position thereof, and a detent level engageable with the ratchet pawl and operable from outside the mounting for moving the ratchet pawl into the disengaged position.
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