Mechanical TV control unit
AssigneeOak Industries Inc.
InventorPatrick R. J. Court
Life of this patent
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Abstract
A television tuner includes a rotatable turret and a plurality of coil forms positioned in the turret. There is a pair of tuning coils mounted on each coil form and an adjustable tuning screw extending outwardly from each end of each coil form. The housing mounting the rotatable turret includes means for adjusting the tuning screws at opposite ends of each coil form. The turret is detented within its housing such that there are twice as many detented positions of the turret as there are coil forms and such that at each detented position only one tuning screw can be adjusted.
Claims22
A means for providing TV tuning signals including a housing, a turret rotatable in said housing, a plurality of coil forms mounted on said turret for rotation therewith, a pair of tuning coils on each coil form, independent adjustable tuning means at each end of each coil form,
- a rotatable shaft extending outwardly from said housing for use in rotating said turret, cooperating detent means on said shaft and housing,
- and means operable from one end of said housing for effecting individual independent rotation of said adjustable tuning means.
A means for providing TV tuning voltages including a housing, a turret rotatable in said housing, a rotatable shaft extending outwardly from said housing for use in rotating said turret, detent means for positioning said turret and shaft within said housing, a plurality of coil forms mounted on said turret for rotation therewith, there being twice as many detented positions of said turret as there are coil forms, a pair of tuning coils wound about opposite ends of each coil form, adjusting screws extending outwardly from each end of each coil form, and means, mounted on each end of said housing, for causing rotation of said adjusting screws.
Dependencies are inferred from the claim text.