Girder type switch track
AssigneeHSST Corporation
InventorKiyoshi Mihirogi
Life of this patent
Estimating the term…
Abstract
A switch track apparatus for a girder type track comprises a movable girder composed of at least one girder portion shiftable between a plurality of positions on a fixed supporting member and of at least one drive device for driving the movable girder. The drive device is supported on a side surface of the movable girder substantially within a thickness of the movable girder.
Claims7
A track switching apparatus for a girder type track comprising a movable girder having upper and lower surfaces and being comprised of at least one girder portion horizontally shiftable between a plurality of positions on a fixed supporting member and at least one drive device for driving said movable girder, said drive device being mounted on a side surface of said movable girder and being substantially completely in a space between the upper and lower surfaces of said movable girder.
A track switching apparatus for a girder type track comprising a movable girder having upper and lower surfaces and being comprised of at least one girder portion horizontally shiftable between a plurality of positions on a fixed supporting member and at least one drive device for driving said movable girder, said drive device being mounted on a side surface of said movable girder and being substantially completely in a space between the upper and lower surfaces of said movable girder, said movable girder including a plurality of said girder portions, only one of said girder portions being adapted to support said drive device on said side surface.
A track switching apparatus for a girder type track comprising a movable girder having upper and lower surfaces and being comprised of at least one girder portion horizontally shiftable between a plurality of positions of a fixed supporting member and at least one drive device for driving said movable girder, said drive device being mounted on a side surface of said movable girder and being substantially completely in a space between the upper and lower surfaces of said movable girder, said movable girder including a plurality of said girder portions and a plurality of said drive devices are provided, each said drive device being supported by one side surface of each said girder portions respectively.
A track switching apparatus for a girder type track comprising a movable girder having upper and lower surfaces and being comprised of at least one girder portion horizontally shiftable between a plurality of positions on a fixed supporting member and at least one drive device for driving said movable girder, said drive device being mounted on a side surface of said movable girder and being substantially completely in a space between the upper and lower surfaces of said movable girder, said drive device comprising:
- a pair of guide members provided on said fixed supporting member in the vicinity of both ends of said movable girder portion and having a longitudinal groove extending along a longitudinal axis of said fixed supporting member;
- a pair of arms having at both ends thereof rollers respectively engaged with and guided by said guide members;
- a first and second sprocket wheels respectively fixed to said arms;
- a first and second chain portions respectively engaged with said first and second sprocket wheels;
- and
- a drive portion driving said first and second sprocket wheels through said first and second chain portions, respectively.
Dependencies are inferred from the claim text.