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Class Information
Number: 455/170.1
Name: Telecommunications > Receiver or analog modulated signal frequency converter > Signal selection based on frequency (e.g., tuning) > With mechanical or electromechanical selection
Description: Subject matter including mechanical or electromechanical operating devices (e.g., knobs, push buttons, tuning shafts, movable cores, ganged elements, etc.) for tuning the receiver.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7539478 |
Select content audio playback system for automobiles |
May. 26, 2009 |
| 7346373 |
Device and method for organizing a menu in a mobile communication terminal |
Mar. 18, 2008 |
| 7233779 |
Radio human-machine interface using knobs and menu picks |
Jun. 19, 2007 |
| 6441806 |
Operator/circuit interface with integrated display screen |
Aug. 27, 2002 |
| 6128541 |
Optimal auto-tuner for use in a process control network |
Oct. 3, 2000 |
| 6058296 |
Clutch knob for a clutch mechanism for a radio receiver with tuning device |
May. 2, 2000 |
| 5872528 |
Multichannel coder of single-channel structure |
Feb. 16, 1999 |
| 5870035 |
Instrument panel |
Feb. 9, 1999 |
| 5774075 |
Digital switch with analog feel |
Jun. 30, 1998 |
| 5109543 |
Hardware interface and protocol for a mobile radio transceiver |
Apr. 28, 1992 |
| 4389732 |
Tuning device for radio receiver |
Jun. 21, 1983 |
| 4376311 |
Electro-mechanical switching system |
Mar. 8, 1983 |
| 4305156 |
Rotary switch type television tuner |
Dec. 8, 1981 |
| 4295224 |
Tuning indicator apparatus for a frequency synthesizer tuner |
Oct. 13, 1981 |
| 4263581 |
Manual tuning pulse generator |
Apr. 21, 1981 |
| 4243962 |
Digital tuning element and method of making same |
Jan. 6, 1981 |
| 4164710 |
Very high frequency tuner for eliminating image interference and stray capacitance effects |
Aug. 14, 1979 |
| 4157504 |
VHF Television tuner with easy/flexible access |
Jun. 5, 1979 |
| 4114098 |
Mechanical channel selector device |
Sep. 12, 1978 |
| 3990013 |
Television tuning system including a tuner with an insulated shaft coupling |
Nov. 2, 1976 |
| 3949304 |
Fractional megahertz counter for improved digital synthesizer |
Apr. 6, 1976 |
| 3949305 |
Digital synthesizer |
Apr. 6, 1976 |
| 3937877 |
Position indicating device |
Feb. 10, 1976 |
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