Antenna tensioning unit
阅读：508发布：2022-02-15
专利汇可以提供Antenna tensioning unit专利检索，专利查询，专利分析的服务。并且An aircraft antenna tensioning unit shaped to reduce aerodynamic drag and corona discharge in which the tensional force may be selected after installation of the device on an aircraft without resort to special tools.，下面是Antenna tensioning unit专利的具体信息内容。
1. Apparatus comprising: an aircraft; first mounting means connected at a first predetermined location on the exterior of said aircraft; an elongated antenna having one end connected to said first mounting means; second mounting means connected at a second predetermined location on the exterior of said aircraft; a smooth, aerodynamically shaped housing having a central cavity and an aperture at one end thereof, said housing being secured to said second mounting means at the other end thereof; a plurality of tensioning units mounted in said cavity, each of said tensioning units having an elongated member includes a nonrotatable shaft, a drum mounted for rotation about said shaft, a spiral wound spring having one end connected to said shaft and the other end connected to the interior of said drum for biasing said drum to a predetermined angular position relative to said shaft, and a flexible web wound about said drum with one end of said web extending through said aperture; and, means for selectively connecting the elongated member of said tensioning units to the other end of said antenna.
2. Apparatus comprising: an aircraft; first mounting means connected at a first predetermined location on the exterior of said aircraft; an elongated antenna having one end connected to said first mounting means; second mounting means connected at a second predetermined location on the exterior of said aircraft; a smooth, aerodynamically shaped housing having a central cavity and an aperture at one end thereof, said housing being secured to said second mounting means at the other end thereof, said housing being separable along a line generally parallel to a line running between the ends of said housing, the opposite internal walls of said housing include cooperating pairs of slots, the axes of said slots being generally transverse to a line running between the ends of said housing; a plurality of tensioning units mounted in said cavity, each of said tensioning units having an elongated member extending through said aperture; and, means for selectively connecting the elongated member of said tensioning units to the other end of said antenna.
3. The apparatus of claim 2 wherein said tensioning units comprise an elongated member wound on a drum, said drum being mounted on a shaft having the ends thereof disposed in a cooperating pair of slots in the opposite internal side walls of said housing, the axes of said slots being generally transverse to a line running between the ends of said housing.
4. The apparatus of claim 2 wherein each of said tensioning units includes a drum mounted on a shaft coaxial therewith, and each of said elongated members comprises a flat spring wound about said drum with one end thereof extending through said aperture.
5. The apparatus of claim 2 wherein each of said tensioning units includes a nonrotatable shaft, a drum mounted for rotation about said shaft, a spiral wound spring having one end connected to said shaft and the other end connected to the interior of said drum for biasing said drum to a predetermined angular position relative to said shaft, and wherein each of said elongated members comprises a flexible web wound about said drum with one end of said web extending through said aperture.
6. The apparatus of claim 2 wherein each of said tensioning units comprises a drum mounted on a shaft coaxial therewith, the ends of said shaft being disposed in a cooperating pair of said slots in the opposite internal walls of said housing, and each of said elongated members comprises a flat spring wound about said drum with one end thereof extending through said aperture.
7. The apParatus of claim 2 wherein each of said tensioning units includes a drum mounted for rotation on a nonrotatable shaft, the ends of said shaft being disposed in a cooperating pair of said slots in the opposite internal side walls of said housing, a spiral wound spring having one end connected to said shaft and the other end connected to the interior of said drum for biasing said drum to a predetermined angular position relative to said shaft, and wherein each of said elongated members comprises a flexible web wound round said drum with one end of said web extending through said aperture.
8. Apparatus comprising: an aircraft; first mounting means connected at a first predetermined location on the exterior of said aircraft; an elongated antenna having one end connected to said first mounting means; second mounting means connected at a second predetermined location on the exterior of said aircraft; a smooth, aerodynamically shaped housing having a central cavity and an aperture at one end thereof, said housing being secured to said second mounting means at the other end thereof; a plurality of tensioning units mounted in said cavity, each of said tensioning units having an elongated member wound on a drum and extending through said aperture, said drum being mounted on a shaft having the ends thereof disposed in a cooperating pair of slots in the opposite internal side walls of said housing, the axes of said slots being generally transverse to a line running between the ends of said housing; and, means for selectively connecting the elongated member of said tensioning units to the other end of said antenna.
9. Apparatus comprising: an aircraft; first mounting means connected at a first predetermined location on the exterior of said aircraft; an elongated antenna having one end connected to said first mounting means; second mounting means connected at a second predetermined location on the exterior of said aircraft; a smooth, aerodynamically shaped housing having a central cavity and an aperture at one end thereof, said housing being secured to said second mounting means at the other end thereof; a plurality of tensioning units mounted in said cavity, each of said tensioning units including a drum mounted on a shaft coaxial therewith and a flat spring wound about said drum with one end thereof extending through said aperture; and, means for selectively connecting the elongated member of said tensioning units to the other end of said antenna.
10. The apparatus of claim 9 wherein said housing is separable along a line generally parallel to a line running between the ends of said housing, and wherein the opposite internal walls of said housing include cooperating pairs of slots, the axes of said slots being generally transverse to a line running between the ends of said housing.
11. The apparatus of claim 9 further including a pair of resilient and electrically conductive arms secured to an internal wall of said housing and biased into wiping contact with said tensioning units.
12. An aircraft antenna tensioning device comprising: a hollow housing having a smooth external surface, one end of said housing being apertured and the other end being adapted to be secured to an aircraft, the opposite internal side walls of said housing including pairs of cooperating slots, the axes of said slots being generally transverse to a line running between the ends of the housing; and, first and second tensioning units each having means adapted for insertion into one of said cooperating pairs of slots within said housing and each having an extensible member adapted for extension through said aperture for selective connection to an antenna.
13. The apparatus of claim 12 wherein each of said tensioning units includes a drum mounted on a shaft coaxial therewith, and each of said elongated members comprises a flat spring wound about said drum with one end thereof extending through said aperture.
14. The apparatus of claim 12 wherein each of said tensioning units includes a nonrotatable shaft, a drum mounted for rotation about said shaft, a spiral wound spring having one end connected to said shaft and the other end connected to the interior of said drum for biasing said drum to a predetermined angular position relative to said shaft, and wherein each of said elongated members comprises a flexible web wound round said drum, with one end of said web extending through said aperture.
15. The apparatus of claim 12 further including a pair of resilient and conductive arms secured to an internal wall of said housing and biased into wiping contact with said tensioning units.
16. Apparatus comprising: an aircraft; first mounting means connected at a first predetermined location on the exterior of said aircraft; an elongated antenna having one end connected to said first mounting means; second mounting means connected at a second predetermined location on the exterior of said aircraft; a smooth, aerodynamically shaped housing having a central cavity and an aperture at one end thereof, said housing being secured to said second mounting means at the other end thereof and being separable along a line generally parallel to a line running between the ends of said housing, the opposite internal walls of said housing including cooperating pairs of slots, the axes of said slots being generally transverse to a line running between the ends of said housing; a plurality of tensioning units mounted in said cavity each of said tensioning units having an elongated member; and, means for selectively connecting the elongated member of said tensioning units to the other end of said antenna.
17. An apparatus according to claim 16 wherein said tensioning units comprise an elongated member wound on a drum, said drum being mounted on a shaft having the ends thereof disposed in a cooperating pair of slots in the opposite internal side walls of said housing, the axes of said slots being generally transverse to a line running between the ends of said housing.
18. Apparatus comprising: an aircraft; first mounting means connected at a first predetermined location on the exterior of said aircraft; an elongated antenna having one end connected to said first mounting means; second mounting means connected at a second predetermined location on the exterior of said aircraft; a smooth, aerodynamically shaped housing having a central cavity and an aperture at one end thereof, said housing being secured to said second mounting means at the other end thereof; a plurality of tensioning units mounted in said cavity, each of said tensioning units including an elongated member wound on a drum, said drum being mounted on a shaft having the ends thereof disposed in a cooperating pair of slots in the opposite internal side walls of said housing, the axes of said slots being generally transverse to a line running between the ends of said housing; and, means for selectively connecting the elongated member of said tensioning units to the other end of said antenna.
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