Electronic gate
An electric gate system adapted to close an open space. The electric gate system includes a support disposed at an edge of the open space, and a first plurality of gate segments. Each of the first plurality of gate segments has a closed operative orientation and an open operative orientation, where the closed operative orientation and the open operative orientation are in a single plane and are rotationally offset from one another. A gate opening assembly is attached to the support. At least one electric motor is functionally associated with each of a second plurality of gate segments, the second plurality of gate segments being a subset of the first plurality of gate segments. During operation thereof, the at least one electric motor causes simultaneous rotational motion of all gate segments in the second plurality of gate segments.
1 . An assembly for mobilizing a plurality of gate segments, the assembly comprising;
an electric motor;
at least one gear reducer functionally connected to said electric motor, said at least one gear reducer having an output shaft and an input shaft;
a manually rotatable handle, connected or connectable to the input shaft of the at least one gear reducer;
an assembly housing including front and back surfaces, wherein said output shaft of said at least one gear reducer extends between the front and back surfaces of the assembly housing; and
an axle extending between said front and back surfaces of said assembly housing, substantially parallel to said output shaft of said at least one gear reducer; and
a plurality of segment-moving subassemblies, functionally associated with said output shaft of said at least one gear reducer, each of said plurality of segment-moving subassemblies including:
a first sprocket, functionally associated with said output shaft of said at least one gear reducer and rotatable therewith;
a second sprocket, mounted onto said axle and rotatable relative to said axle;
a transmission chain connecting said first sprocket and said second sprocket; and
an engagement arm, mounted onto said second sprocket and adapted to have a corresponding gate segment mounted thereon,
wherein rotation of said output shaft causes rotation of said first sprocket, which in turn drives rotation of said second sprocket, said engagement arm, and said corresponding gate segment,
wherein each of said segment-moving subassemblies is adapted to control motion of the corresponding gate segment,
wherein each of said plurality of segment-moving subassemblies having a closed operative orientation and an open operative orientation, said closed operative orientation and said open operative orientation being in a single plane and being rotationally offset from one another,
wherein during operation thereof, said electric motor causes simultaneous rotational motion of all of the plurality of segment-moving subassemblies, to transition each segment-moving subassembly of the plurality of segment-moving subassemblies between the closed operative orientation and the open operative orientation, and
wherein, when said manually rotatable handle is connected to said input shaft of said gear reducer, rotation of said manually rotatable handle causes said simultaneous rotational motion of all of the plurality of segment-moving subassemblies, to transition each segment-moving subassembly of the plurality of segment-moving subassemblies between the closed operative orientation and the open operative orientation.
2 . The assembly of claim 1 , wherein said at least one gear reducer comprises a first gear reducer having said output shaft and a second gear reducer functionally connected to said output shaft of said first gear reducer, said second gear reducer having a second output shaft, wherein said plurality of segment-moving subassemblies are connected to said second output shaft and are functionally associated with said output shaft of said first gear reducer via said second gear reducer.
3 . The assembly of claim 2 , wherein said second gear reducer comprises a planetary gear system.
4 . The assembly of claim 1 , wherein:
a first engagement arm of a first segment-moving subassembly of said plurality of segment-moving subassemblies, is adapted to rotate to a first angular extent by rotation of the output shaft of said at least one gear reducer at a given angular extent;
a second engagement arm of a second segment-moving subassembly of said plurality of segment-moving subassemblies, is adapted to rotate to a second angular extent by rotation of the output shaft of said at least one gear reducer at the given angular extent;
wherein said first angular extent is different from said second angular extent; and
wherein said first sprocket included in said first segment-moving subassembly has a different number of teeth or a different diameter than said first sprocket included in said second segment-moving subassembly.
5 . The assembly of claim 4 , wherein said first angular extent is greater than said second angular extent and said first sprocket included in said first segment-moving subassembly has a greater number of teeth or a greater diameter than said first sprocket included in said second segment-moving subassembly.
6 . A kit for constructing an electric gate adapted to close an open space, the kit comprising:
the assembly of claim 1 ; and
a plurality of gate segments, each adapted for mounting onto a corresponding one of the plurality of segment-moving subassemblies, such that, when the plurality of gate segments are mounted onto the plurality of segment-moving subassemblies and the plurality of segment-moving subassemblies are in the closed operative orientation, said plurality of gate segments are configured to cover the open space.
7 . The kit of claim 6 , further comprising a support adapted to be placed at an edge of said open space, said support adapted to have the assembly attached thereto.
8 . The kit of claim 6 , wherein each gate segment of said plurality of gate segments has an angular construction, extending from a base angle adapted to be disposed adjacent said assembly.
9 . The kit of claim 6 , further comprising a counter support adapted to be disposed at a second edge of said open space, said counter support including a plurality of support brackets, wherein, when said plurality of gate segments are mounted onto said plurality of segment-moving assemblies and said plurality of segment-moving assemblies are in said closed operative orientation, ends of at least some of said plurality of gate segments, distal to said support, are adapted to engage corresponding ones of said plurality of support brackets.
10 . The kit of claim 6 , wherein at least some of said plurality of gate segments have mounted thereon segment-engaging brackets, and wherein, when said plurality of gate segments are mounted onto said plurality of segment-moving assemblies and said plurality of segment-moving assemblies are in said closed operative orientation, a segment-engaging bracket of a specific one of said plurality of gate segments is adapted to engage another gate segment adjacent to said specific one of said plurality of said gate segments.
11 . The assembly of claim 1 , wherein each of said segment-moving subassemblies is disposed within said assembly housing, such that:
said first sprockets of said plurality of segment-moving subassemblies are disposed in parallel to each other along said output shaft of said at least gear reducer, between said front and back surfaces of said housing subassembly;
said second sprockets of said plurality of segment-moving subassemblies are disposed in parallel to each other along said axle, between said front and back surfaces of said housing subassembly.
12 . The assembly of claim 11 , wherein said assembly housing further includes a side surface including a plurality of slots, and wherein each of said engagement arms of said plurality of said segment-moving subassemblies extends out of said assembly housing via a corresponding one of said plurality of slots.