Pushbutton tuner and indicating device therefor

Claim 2

In a communication receiver having a tuning circuit, tuning means adapted to be connected in operative circuit arrangement in said tuning circuit, a plurality of individually actuatable selecting means respectively operatively connected to said tuning means, each being effective when actuated to vary said tuning means in a predetermined manner, thereby to tune the receiver to a predetermined frequency, a plurality of discrete indicating means each corresponding to a different one of said selecting means and each having a reference means and an indicating member for providing a visual indication of the predetermined frequency associated with its corresponding selecting means, a plurality of illuminating means respectively located adjacent each of said indicating means and effective when energized to illuminate a corresponding one of said indicating means, and a plurality of first switch means respectively operatively connected to said selecting means and to said illuminating means and effective upon the actuation of one of said selecting means to selectively energize a corresponding one of said illuminating means, thereby to provide a visual indication of which of the selecting means is actuated and thus of the frequency at which the receiver is tuned, a plurality of articulatable control means, each associated with a different one of said selecting means and operatively connected to said indicating means and said tuning means associated therewith and effective to adjust both together whether or not their associated selecting means is actuated.

Claim 3

In a communication receiver having a tuning circuit, tuning means adapted to be connected in operative circuit arrangement in said tuning circuit, a plurality of individually actuatable selecting means respectively operatively connected to said tuning means, each being effective when actuated to vary said tuning means in a predetermined manner, thereby to tune the receiver to a predetermined frequency, a plurality of discrete indicating means each corresponding to a different one of said selecting means and each having a reference means and an indicating member for providing a visual indication of the predetermined frequency associated with its corresponding selecting means, a plurality of illuminating means respectively located adjacent each of said indicating means and effective when energized to illuminate a corresponding one of said indicating means, and a plurality of first switch means respectively operatively connected to said selecting means and to said illuminating means and effective upon the actuation of one of said selecting means to selectively energize a corresponding one of said illuminating means, thereby to provide a visual indication of which of the selecting means is actuated and thus of the frequency at which the receiver is tuned, a plurality of articulatable control means, each associated with a different one of said selecting means and operatively connected to said tuning means associated therewith and effective to adjust said tuning means whether or not its associated selecting means is actuated, said tuning circuit comprising a voltage-variable tuning device, said tuning means each comprising a variable voltage source, said first switch means being effective when actuated to operatively connect one of said sources to said tuning device.

Claim 4

In a communication receiver having a tuning circuit, tuning means adapted to be connected in operative circuit arrangement in said tuning circuit, a plurality of individually actuatable selecting means respectively operatively connected to said tuning means, each being effective when actuated to vary said tuning means in a predetermined manner, thereby to tune the receiver to a predetermined frequency, a plurality of discrete indicating means each corresponding to a different one of said selecting means and each having a reference means and an indicating member for providing a visual indication of the predetermined frequency associated with its corresponding selecting means, a plurality of illuminating means respectively located adjacent each of said indicating means and effective when energized to illuminate a corresponding one of said indicating means, and a plurality of first switch means respectively operatively connected to said selecting means and to said illuminating means and effective upon the actuation of one of said selecting means to selectively energize a corresponding one of said illuminating means, thereby to provide a visual indication of which of the selecting means is actuated and thus of the frequency at which the receiver is tuned, a plurality of articulatable control means, each associated with a different one of said selecting means and operatively connected to said tuning means associated therewith and effective to adjust said tuning means whether or not its associated selecting means is actuated, said tuning circuit comprising a voltage-variable tuning device, said tuning means each comprising a variable voltage source, said first switch means being effective when actuated to operatively connect one of said sources to said tuning device.

Claim 5

In the receiver of claim 1, said indicating members each comprising a rotatable cylinder having a body with a contrasting spiral Provided along its cylindrical surface, and a frame disposed in front of said cylinders and having a plurality of slots therein extending substantially axially relative to said cylinders, through which slots said spirals are respectively visible.

Claim 6

In the receiver of claim 3, said tuning means comprising a plurality of individually adjustable tuning elements, and a plurality of second switch means respectively operatively connected to said selecting means and to said tuning elements and effective, when one of said selecting means is actuated, to operatively connect a corresponding one of said tuning elements to the tuning circuit, whereby actuation of one of said selecting means simultaneously tunes said receiver to a predetermined frequency and illuminates the appropriate indicating means.

Claim 7

In the receiver of claim 1, said selecting means comprising a slidable member, said first switch means being operatively connected to said member, said control means comprising a sleeve articulately disposed about said member.

Claim 8

In the receiver of claim 1, said indicating members each comprising a rotatable cylinder having a body with a contrasting spiral provided along its cylindrical surface, and a frame disposed in front of said cylinder and having a plurality of slots therein extending substantially axially relative to said cylinders, through which slots said spirals are respectively visible.

Claim 9

In the receiver of claim 1, said tuning means comprising a plurality of individually adjustable tuning elements, and a plurality of second switch means respectively operatively connected to said selecting means and to said tuning elements and effective, when one of said selecting means is actuated, to operatively connect a corresponding one of said tuning elements to the tuning circuit, whereby actuation of one of said selecting means simultaneously tunes said receiver to a predetermined frequency and illuminates the appropriate indicating means.

Claim 10

In the receiver of claim 7, a plurality of articulatable control means each operatively connected to a different one of said selecting means and to said indicating means associated therewith and effective to adjust both together.

Claim 11

In the receiver of claim 8, said selecting means comprising a slidable member, said first switch means being operatively connected to said member, said control means comprising a sleeve articulately disposed about said member.

Claim 12

A communication receiver comprising a housing having a front, a plurality of pushbutton actuated rods slidably mounted in said housing exposed at said front for manual pushbutton actuation from a first position to a second position, a plurality of sleeves respectively disposed about each of said rods and exposed at said front for manual adjustment, a plurality of discrete indicator means respectively operatively connected to each of said sleeves for adjustment thereby independently of the position of said rods and adapted when rendered operative to be visible at said front, a single tuning circuit, a plurality of tuning means adapted to be selectively connected in operative circuit arrangement in said tuning circuit, said tuning means being respectively operatively connected to each of said sleeves for adjustment thereby independently of the position of said rods, and a plurality of switch means respectively operatively connected to each of said rods for actuation thereby upon movement of said rods from said first to said second position and to corresponding ones of said indicator means and said tuning means and effective when actuated by said rods to render said corresponding indicator means operative, and to connect said corresponding tuning means in operative circuit arrangement in said tuning circuit.

Claim 13

A communication receiver comprising a housing having a front, a plurality of pushbutton actuated rods slidably mounted in said housing exposed at said front for manual pushbutton actuation from a first position to a second position, a plurality of sleeves respectively disposed about each of said rods and exposed at said front for manual adjustment, a plurality of discrete indicator means respectively operatively connected to each of said sleeves for adjustment thereby independently of the position of said rods and adapted when rendered operative to be visible at said front, a single tuning circuit, a plurality of tuning means adapted to be selectively connected in operative circuit arrangement in said tuning circuit, said tuning means being respectively operatively connected to each of said sleeves for adjustment thereby independently of the position of said rods, and a plurality of switch means respectively operatively connected to each of said rods for actuation thereby upon movement of said rods from said first to said second position and to corresponding ones of said indicator means and said tuning means and effective when actuated by said rods to render said corresponding indicator means operative, and to connect said corresponding tuning means in operative circuit arrangement in said tuning circuit.

Claim 14

The receiver of claim 10, in which said means for rendering said indicator means operative comprises a plurality of illuminating means respectively operatively connected to each of said switch means and effective to be energized when its associatEd switch means is actuated.

Claim 15

The receiver of claim 11, in which said tuning circuit comprises a voltage-variable tuning device, said tuning means each comprising a variable voltage source, said switch means being effective when actuated to operatively connect one of said sources to said tuning device.

Claim 16

The receiver of claim 12, in which each said indicator means comprises a rotatable cylinder having a body with axially and circumferentially offset indicia means thereon, said housing front having a plurality of slots therein each registering with and extending in substantially axial relation to one of said cylinders, each indicia means being visible through one of said slots.

Claim 17

The receiver of claim 10, in which said tuning circuit comprises a voltage-variable tuning device, said tuning means each comprising a variable voltage source, said switch means being effective when actuated to operatively connect one of said sources to said tuning device.

Claim 18

The receiver of claim 14, in which each said indicator means comprises a rotatable cylinder having a body with axially and circumferentially offset indicia means thereon, said housing front having a plurality of slots therein each registering with and extending in substantially axial relation to one of said cylinders, each indicia means being visible through one of said slots.

Claim 19

The receiver of claim 10, in which each said indicator means comprises a rotatable cylinder having a body with axially and circumferentially offset indicia means thereon, said housing front having a plurality of slots therein each registering with and extending in substantially axial relation to one of said cylinders, each indicia means being visible through one of said slots.

Claim 20

The receiver of claim 11, in which each said indicator means comprises a rotatable cylinder having a body with axially and circumferentially offset indicia means thereon, said housing front having a plurality of slots therein each registering with and extending in substantially axial relation to one of said cylinders, each indicia means being visible through one of said slots.

Claim 21

The receiver of claim 1, in which said tuning circuit comprises a voltage-variable tuning device, said tuning means each comprising a variable voltage source, said first switch means being effective when actuated to operatively connect one of said sources to said tuning device.

Claim 22

The receiver of claim 7, in which said tuning circuit comprises a voltage-variable tuning device, said tuning elements each comprising a variable voltage source, said first switch means being effective when actuated to operatively connect one of said sources to said tuning device.

Claim 23

The receiver of claim 10, in which said tuning circuit comprises a voltage-variable tuning device, said tuning means each comprising a variable voltage source, said switch means being effective when actuated to operatively connect one of said sources to said tuning device.