Passive modulating component

Claim 2

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a cavity in the shape of a figure of revolution, a flexible conductive diaphragm mounted to constitute a portion of said body and positioned on the axis of said figure, a conductive septum perpendicular to said axis fastened to said body and having an axial aperture, and a conductive member positioned on said axis extending through but insulated from said body at a point opposite said diaphragm, and passing through said aperture in said septum.

Claim 3

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a cavity having the shape of a plane figure revolved about an axis, a transverse conductive septum mounted on said body within said cavity dividing said cavity into two chambers, said septum having an axial aperture, said body being formed with first and second apertures at points where said axis intersects said body, a flexible conductive diaphragm mounted to cover said first aperture in said body, and a conductive rod insulated from said body extending through said second aperture in said body and through said aperture in said septum, an end of said rod being in proximity to but spaced from said diaphragm.

Claim 4

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a cavity having the shape of a plane figure revolved about an axis, a transverse conductive septum mounted on said body within said cavity dividing said cavity into two chambers, said septum having an axial aperture, said body being formed with first and second apertures at points where said axis intersects said body, a flexible conductive diaphragm mounted to cover said first aperture in said body, and a conductive rod insulated from said body extending through said second aperture in said body and through said aperture in said septum, an end of said rod being in proximity to but spaced from said diaphragm.

Claim 5

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a cavity having the shape of a plane figure revolved about an axis, a transverse conductive septum mounted on said body within said cavity dividing said cavity into two chambers, said septum having an axial aperture, said body being formed with first and second apertures at points where said axis intersects said body, a flexible conductive diaphragm mounted to cover said first aperture in said body, and a conductive rod insulated from said body extending along said axis through said second aperture in said body and through said aperture in said septum, said rod being mounted to be axially adjustable in position.

Claim 6

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a cavity having the shape of a plane figure revolved about an axis, a transverse conductive septum mounted on said body within said cavity dividing said cavity into two chambers, said septum having an axial aperture, said body being formed with first and second apertures at points where said axis intersects said body, a flexible conductive diaphragm mounted to cover said first aperture in said body, and a conductive rod insulated from said body extending along said axis through said second aperture in said body and through said aperture in said septum, said rod being mounted to be axially adjustable in position.

Claim 7

A passive modulating component comprising, a conductive body having a generally cylindrical interior cavity, said body being formed with first and second apertures at points where the axis of said cylinder intersects said body, a flexible conductive diaphragm mounted on said body and covering said first aperture, and a conductive rod insulated from said body extending through said second aperture, one end of said rod being spaced from said diaphragm by a distance less than the transverse dimension oF said rod, the other end of said rod projecting outside said cavity beyond said body a distance approximately equal to one half the free space wavelength of electromagnetic wave energy at the resonant frequency of said cavity.

Claim 8

A passive modulating component comprising, a conductive body having a generally cylindrical interior cavity, said body being formed with first and second apertures at points where the axis of said cylinder intersects said body, a flexible conductive diaphragm mounted on said body and covering said first aperture, and a conductive rod insulated from said body extending through said second aperture, one end of said rod being spaced from said diaphragm by a distance less than the transverse dimension oF said rod, the other end of said rod projecting outside said cavity beyond said body a distance approximately equal to one half the free space wavelength of electromagnetic wave energy at the resonant frequency of said cavity.

Claim 9

A passive modulating component comprising, a conductive wall shaped to define a generally cylindrical cavity, a transverse conductive septum fastened to said wall within said cavity dividing said cavity into two chambers, said septum having an axial aperture, said wall consisting in part of a flexible conductive diaphragm located on the axis of said cylindrical cavity, and a conductive rod on said axis extending through but insulated from said wall, said rod extending through said aperture in said septum.

Claim 10

A passive modulating component comprising, a conductive wall shaped to define a generally cylindrical cavity, a transverse conductive septum fastened to said wall within said cavity dividing said cavity into two chambers, said septum having an axial aperture, said wall consisting in part of a flexible conductive diaphragm located on the axis of said cylindrical cavity, and a conductive rod on said axis extending through but insulated from said wall, said rod extending through said aperture in said septum.

Claim 11

A passive modulating component comprising, a conductive body having a generally cylindrical interior cavity, said body being formed with first and second apertures in those portions constituting the bases of said cylindrical cavity, a flexible conductive diaphragm mounted on said body and covering said first aperture, a transverse conductive plate dividing said cavity into two chambers, said plate having an aperture coaxial with said first and second apertures, and a conductive rod insulated from said body extending through said second aperture in said body and through said aperture in said plate, said rod being mounted to be axially adjustable in position.

Claim 12

A passive modulating component comprising, a conductive body having a generally cylindrical interior cavity, said body being formed with first and second apertures in those portions constituting the bases of said cylindrical cavity, a flexible conductive diaphragm mounted on said body and covering said first aperture, a transverse conductive plate dividing said cavity into two chambers, said plate having an aperture coaxial with said first and second apertures, and a conductive rod insulated from said body extending through said second aperture in said body and through said aperture in said plate, said rod being mounted to be axially adjustable in position.

Claim 13

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum being formed with a central aperture, said body being formed with first and second apertures on the cylindrical axis of said cavity and aligned with said central aperture in said septum, and a conductive rod extending from the exterior of said cavity through said second aperture in said body and through said aperture in said septum to a point in proximity to said diaphragm, whereby the end of said rod, said diaphragm and the space therebetween constitute a capacitor, said rod being insulated from said body.

Claim 14

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum being formed with a central aperture, said body being formed with first and second apertures on the cylindrical axis of said cavity and aligned with said central aperture in said septum, and a conductive rod extending from the exterior of said cavity through said second aperture in said body and through said aperture in said septum to a point in proximity to said diaphragm, whereby the end of said rod, said diaphragm and the space therebetween constitute a capacitor, said rod being insulated from said body.

Claim 15

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture, a conductive diaphragm fastened to said body and covering said first aperture, a conductive rod extending through said second aperture in said body and through said aperture in said septum to a position with its end in proximity to said diaphragm, and insulating means in said second aperture for holding said rod radially while permitting axial adjustment thereof.

Claim 16

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture, a conductive diaphragm fastened to said body and covering said first aperture, a conductive rod extending through said second aperture in said body and through said aperture in said septum to a position with its end in proximity to said diaphragm, and insulating means in said second aperture for holding said rod radially while permitting axial adjustment thereof.

Claim 17

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a conductive diaphragm fastened to said body and covering said first aperture, a conductive rod extending from the exterior of said cavity through said second aperture and through said central aperture to a point in proximity to said diaphragm, and a dielectric bushing in said second aperture for preventing radial movement of said rod while permitting axial adjustment throughout a range which includes contact of the end of said rod with said diaphragm.

Claim 18

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a conductive diaphragm fastened to said body and covering said first aperture, a conductive rod extending from the exterior of said cavity through said second aperture and through said central aperture to a point in proximity to said diaphragm, and a dielectric bushing in said second aperture for preventing radial movement of said rod while permitting axial adjustment throughout a range which includes contact of the end of said rod with said diaphragm.

Claim 19

A passive modulating component comprising, a hollow conductive body, the interior sUrface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a corrugated conductive diaphragm fastened to said body and covering said first aperture, said diaphragm being formed with an aperture small compared to the width of said diaphragm, a dielectric bushing mounted in said second aperture, and a conductive rod supported by said bushing and extending from the exterior of said cavity through said bushing and through said aperture in said septum to a position with its tip in proximity to said diaphragm.

Claim 20

A passive modulating component comprising, a hollow conductive body, the interior sUrface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a corrugated conductive diaphragm fastened to said body and covering said first aperture, said diaphragm being formed with an aperture small compared to the width of said diaphragm, a dielectric bushing mounted in said second aperture, and a conductive rod supported by said bushing and extending from the exterior of said cavity through said bushing and through said aperture in said septum to a position with its tip in proximity to said diaphragm.

Claim 21

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a flexible conductive diaphragm fastened to said body and covering said first aperture, and a conductive rod insulated from said body extending through said second aperture in said body, and through said aperture in said septum, the end of said rod within said cavity being formed with a tip of reduced diameter, said rod being axially positioned with said tip in proximity to said diaphragm.

Claim 22

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a flexible conductive diaphragm fastened to said body and covering said first aperture, and a conductive rod insulated from said body extending through said second aperture in said body, and through said aperture in said septum, the end of said rod within said cavity being formed with a tip of reduced diameter, said rod being axially positioned with said tip in proximity to said diaphragm.

Claim 23

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a flexible conductive diaphragm fastened to said body and covering said first aperture, a conductive rod insulated from said body extending from the exterior of said cavity through said second aperture in said body and through said aperture in said septum, said rod being of smaller diameter than said aperture in said septum, and adjustable tuning means in that one of said chambers which is bounded in part by said diaphragm for varying the resonant frequency of said cavity.

Claim 24

A passive modulating component comprising, a hollow conductive body, the interior surface of said body defining a generally cylindrical cavity, a transverse conductive septum fastened to said body within said cavity dividing said cavity into two chambers, said septum having a central aperture, said body being formed with first and second apertures one through each base portion of said cylindrical cavity, both aligned with said central aperture in said septum, a flexible conductive diaphragm fastened to said body and covering said first aperture, a conductive rod insulated from said body extending from the exterior of said cavity through said second aperture in said body and through said aperture in said septum, said rod being of smaller diameter than said aperture in said septum, and adjustable tuning means in that one of said chambers which is bounded in part by said diaphragm for varying the resonant frequency of said cavity.