G - Physics – 11 – B
Patent
G - Physics
11
B
181/48
G11B 3/08 (2006.01) G11B 17/06 (1980.01)
Patent
CA 1119531
Abstract of the Disclosure A record changing mechanism is provided wherein the presence or absence of a record on the spindle shelf is sensed by blade means which is moved in the direction of the shelf during the initial portion of the record changing cycle. If no record is present on the shelf, the tone arm is lowered into engagement with a retaining notch on the rest post at a point somewhat before mid cycle and the turntable motor is turned off at the end of this last record shutoff cycle.
370129
Dennis James T.
Kolomayets George
Dennis James T.
Smart & Biggar
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