Anti theft apparatus for mobile radio antennas

Claim 2

In threaded antenna mounting systems having a coupling interconnecting the antenna with the mounting platform extending from a mounting surface, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; and b. lock means for securing said plate adjacent an element of the mounting platform; whereby, rotation of the coupling independent of said plate is precluded by said plate and rotation of said plate resulting in unthreading and commensurate elongation of the antenna mounting platform is precluded by said lock means.

Claim 3

In a threaded antenna mounting system having a coupling interconnecting an antenna with a mounting platform extending from a mounting surface, which mounting platform includes a stud mounted swivel ball and a threadedly attached coil spring extending from the swivel ball, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; and b. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. a U-shaped rod, said rod including a base for partially circumscribing the stud of the swivel ball and a pair of legs extending upwardly from said base; ii. at least one aperture disposed within said plate for receiving one of said legs; and iii. a lock for lockingly engaging said pair of legs to prevent displacement of said plate from the stud of the swivel ball; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 4

In a threaded antenna mounting system having a coupling interconnecting an antenna with a mounting platform extending from a mounting surface, which mounting platform includes a stud mounted swivel ball and a threadedly attached coil spring extending from the swivel ball, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; and b. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. a U-shaped rod, said rod including a base for partially circumscribing the stud of the swivel ball and a pair of legs extending upwardly from said base; ii. at least one aperture disposed within said plate for receiving one of said legs; and iii. a lock for lockingly engaging said pair of legs to prevent displacement of said plate from the stud of the swivel ball; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 5

In threaded antenna mounting systems having a coupling interconnecting the antenna with the mounting platform extending from a mounting surface, which mounting platform includes a stud mounted swivel ball and a threadedly attached coil spring extending from the swivel ball, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; and b. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. a U-shaped rod, said rod including a base and a pair of legs extending from said base; ii. a collar disposed about the stud of the swivel ball, said collar including aperture means for receiving said base of said U-shaped rod; iii. at least one aperture disposed within said plate for receiving one of said legs; and iv. a lock for lockingly engaging said pair of legs to prevent displacement of said plate from said collar; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 6

In threaded antenna mounting systems having a coupling interconnecting the antenna with the mounting platform extending from a mounting surface, which mounting platform includes a stud mounted swivel ball and a threadedly attached coil spring extending from the swivel ball, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; and b. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. a U-shaped rod, said rod including a base and a pair of legs extending from said base; ii. a collar disposed about the stud of the swivel ball, said collar including aperture means for receiving said base of said U-shaped rod; iii. at least one aperture disposed within said plate for receiving one of said legs; and iv. a lock for lockingly engaging said pair of legs to prevent displacement of said plate from said collar; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 7

In threaded antenna mounting systems having a coupling interconnecting the antenna with the mounting platform extending from a mounting surface, which mounting platform includes a coil spring extending from the mounting surface for the antenna and threaded means for attaching one end of the coil spring to the mounting surface and the other end to the coupling, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; and b. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. a further plate secured intermediate one end of the coil spring and the mounting surface, said further plate including an aperture laterally displaced from the coil spring; ii. a U-shaped rod, said rod including a base for penetrably engaging said aperture of said further plate and a pair of legs extending from said base; iii. at least one aperture disposed within said plate for receiving one of said legs; and iv. a lock for lockingly engaging said pair of legs to prevent displacement of said plate from said further plate; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 8

In threaded antenna mounting systems having a coupling interconnecting the antenna with the mounting platform extending from a mounting surface, which mounting platform includes a coil spring extending from the mounting surface for the antenna and threaded means for attaching one end of the coil spring to the mounting surface and the other end to the coupling, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; and b. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. a further plate secured intermediate one end of the coil spring and the mounting surface, said further plate including an aperture laterally displaced from the coil spring; ii. a U-shaped rod, said rod including a base for penetrably engaging said aperture of said further plate and a pair of legs extending from said base; iii. at least one aperture disposed within said plate for receiving one of said legs; and iv. a lock for lockingly engaging said pair of legs to prevent displacement of said plate from said further plate; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 9

In threaded antenna mounting systems having a coupling, hexagonal in cross-section, interconnecting the antenna with the mounting platform extending from a mounting surface, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; b. lock means for securing said plate adjacent an element of the mounting platform; and c. said plate comprising: i. a Z-shaped plate having first and second segments; ii. said engagement means being disposed in said first segment and comprising a hexagonal hole dimensioned to mate with and receive the coupling; and iii. said second segment including aperture means for receiving said lock means; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 10

In threaded antenna mounting systems having a coupling, hexagonal in cross-section, interconnecting the antenna with the mounting platform extending from a mounting surface, the improvement comprising in combination: a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; b. lock means for securing said plate adjacent an element of the mounting platform; and c. said plate comprising: i. a Z-shaped plate having first and second segments; ii. said engagement means being disposed in said first segment and comprising a hexagonal hole dimensioned to mate with and receive the coupling; and iii. said second segment including aperture means for receiving said lock means; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 11

The improvement as set forth in claim 5 wherein said Z-shaped plate comprises a pair of mirror image elements pivotally secured to one another at said first segment, each said element including an indentation defining one half of said hexagonal hole; whereby, mounting of said Z-shaped plate about the coupling may be made independent of the existence of loading coils upon the antenna.

Claim 12

The improvement as set forth in claim 4 wherein the coupling is hexagonal in cross-section and said plate comprises: a. a Z-shaped plate having first and second segments; b. said engaging means being disposed in said first segment and comprising a hexagonal hole dimensioned to mate with and receive the coupling; and c. said second segment including aperture means for receiving said lock means.

Claim 13

The improvement as set forth in claim 7 wherein said further plate and said Z-shaped plate are identical and mounted in reversed and mirror imaged relationship to one another.

Claim 14

In threaded antenna mounting systems having a coupling interconnecting the antenna with the mounting platform extending from a mounting surface, the improvement comprising in combination. a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; b. said plate comprising a strap having a first and second segment, said first segment including an apertured flange for receiving the coupling and said second segment including a flange having a threaded aperture; c. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. an offset plate having one end secured to the mounting platform and another end displaced from the mounting surface, said other end including a further threaded aperture; and ii. a threaded bolt having a head disposed intermediate said other end and the mounting surface and a threaded shaft sequentially engaging said further threaded aperture and said threaded aperture; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 15

In threaded antenna mounting systems having a coupling interconnecting the antenna with the mounting platform extending from a mounting surface, the improvement comprising in combination. a. a plate for circumscribingly receiving the coupling, said plate including engagement means for non-rotatably engaging the coupling and precluding independent rotation between said plate and the coupling; b. said plate comprising a strap having a first and second segment, said first segment including an apertured flange for receiving the coupling and said second segment including a flange having a threaded aperture; c. lock means for securing said plate adjacent an element of the mounting platform, said lock means comprising: i. an offset plate having one end secured to the mounting platform and another end displaced from the mounting surface, said other end including a further threaded aperture; and ii. a threaded bolt having a head disposed intermediate said other end and the mounting surface and a threaded shaft sequentially engaging said further threaded aperture and said threaded aperture; whereby, rotation of the coupling resulting in disengagement of the antenna is precluded by said plate and said lock means.

Claim 16

The improvement as set forth in claim 9 wherein said first and second segments of said strap are pivotally connected to one another.