Patent ID: 6767153
Filing Date: 2004-07-27
Classification: A61B,F16C,F16M,Y10T

Abstract:
A multiple adjusting support arm device attaching to locking tools, providing an adjustable connecting arm for supporting the locking tools in a fixed position, the arm device comprising:a terminal sphere rod, having a tool connecting terminal end, a body and a sphere end; at least one intermediate rod, having a sphere end, a body and a housing end forming a circular groove; a terminal housing rod, having a tool connecting terminal end, a body, and housing end forming a circular groove; a housing assembly, having a first housing section with an extension slot and a second housing section assembled by screws, the housing assembly forming a spherical cavity containing the sphere end of a terminal sphere rod or intermediate rod and a circular rod engaging ridge engaging the housing end of an intermediate rod or a terminal housing rod, said first housing section having a first hemispherical cavity with said extension slot at a lower end, a first semicircular ridge at an upper end, said first hemispherical cavity connected to said first semicircular ridge by a neck channel, two threaded holes, and four mounting pegs; said second housing section, having a second hemispherical cavity at a lower end, a second semicircular ridge at an upper end, said second hemispherical cavity connected to said second semicircular ridge by a neck channel, two holes and four mounting slots, said first housing section and said second housing section joined together forming said housing assembly by insertion of the mounting pegs of said first housing section within said mounting slots of said second housing section; and a screw inserting through each of said two holes in said second housing, engaging said screws into said aligned threaded holes of said first housing section, said first hemispherical cavity and second hemispherical cavity forming said spherical cavity of said housing assembly, and said first semicircular ridge of said first housing section and first semicircular ridge of said second housing section forming said circular rod engaging ridge, wherein said spherical cavity is adapted to accept either said sphere end of said intermediate rod or said sphere end of said terminal sphere rod, said spherical cavity slightly larger than said sphere end allowing for rotation of said sphere end within said spherical cavity and said circular rod engaging ridge engages said circular groove on either said housing end of said intermediate rod or terminal housing rod; and a spring action locking piston assembly having a convex tip including crosses locking extensions, contained within the housing end of each intermediate rod and the terminal housing rod, said locking piston assembly lockingly engaging a cross groove slot in each of a multiplicity of grooved indentations on each sphere end of the intermediate rods and the terminal sphere rods.