Balanced line switch system with u-shaped crossed conductive channels arranged back to back

Claim 2

A switching system comprising a series of conductive U-shaped channels having webs, a first series of two conductor line sections in said first series of channels, a second series of channels mounted in crossing relation to said first series of channels and fixedly secured to said first channels, a second series of conductor lines of line sections in said second series of channels, registering plunger receiving openings in the crossing portions of the channels, plungers mounted in said channels and having line continuing contacts and cross connecting contacts mounted for movement through said openings whereby said plungers in one position wiLl provide for line continuing connection and in the other position will provide for cross connection between the crossing lines, the channels being separate channel elements arranged in back to back relation, inwardly extending rib flange means being provided on the webs of the channels for supporting the line sections, said inwardly extending rib flange means being positioned intermediate the web and the free edges of the flanges and closely adjacent but spaced from the free edges of the flanges.

Claim 3

A switching system comprising a series of conductive U-shaped channels having webs, a first series of two conductor line sections in said first series of channels, a second series of channels mounted in crossing relation to said first series of channels and fixedly secured to said first channels, a second series of conductor lines of line sections in said second series of channels, registering plunger receiving openings in the crossing portions of the channels, plungers mounted in said channels and having line continuing contacts and cross connecting contacts mounted for movement through said openings whereby said plungers in one position wiLl provide for line continuing connection and in the other position will provide for cross connection between the crossing lines, the channels being separate channel elements arranged in back to back relation, inwardly extending rib flange means being provided on the webs of the channels for supporting the line sections, said inwardly extending rib flange means being positioned intermediate the web and the free edges of the flanges and closely adjacent but spaced from the free edges of the flanges.

Claim 4

A switching system comprising a series of conductive U-shaped channels having webs, a first series of two conductor line sections in said first series of channels, a second series of channels mounted in crossing relation to said first series of channels and fixedly secured to said first channels, a second series of conductor lines of line sections in said second series of channels, registering plunger receiving openings in the crossing portions of the channels, plungers mounted in said channels and having line continuing contacts and cross connecting contacts mounted for movement through said openings whereby said plungers in one position wiLl provide for line continuing connection and in the other position will provide for cross connection between the crossing lines, the channels being separate channel elements arranged in back to back relation, inwardly extending rib flange means being provided on the webs of the channels for supporting the line sections, said inwardly extending rib flange means being positioned intermediate the web and the free edges of the flanges and closely adjacent but spaced from the free edges of the flanges.

Claim 5

A balanced line switch system comprising a conductive base, a plurality of conductive webs in side-by-side relation forming passageways extending from one side of said base, another plurality of conductive webs extending from the opposite side of said base and transversely thereto, said base being provided with switch receiving openings between crossing passageways formed by said webs on one side and the passageways formed by said webs on the other side, a line including a pair of conductors of a plurality of conductor sections in each passageway, switch means extending through the openings and having one set of crossing connections insulatingly supported and adapted to cross connect an adjacent pair of conductor sections in one passageway on one side of the base to an adjacent pair of conductor sections in the crossing passageway on the other side of the base, said switch means also having two sets of line continuing connections insulatingly supported thereon, said switch means being mounted for switching movement to disconnect said pair of conductor sections in the crossing passageways to break the connection between a pair of conductor sections on one side of the base from a pair of conductor sections on the other side of the base and to connect an adjacent pair of conductor sections in each passageway to an adjacent pair of conductor sections in the same passageway to provide continuous pair of conductor lines along each passageway where the said passageways cross, the ends of each conductor section including a pair of spring pressed rounded contacts adjacent each opening and the switch means is a plunger carrying a plurality of contact tongues and conductive portions between the tongues and is movable selectively to provide the cross connection between the lines in the crossing passageways or the line continuing connection.

Claim 6

A balanced line switch system comprising a conductive base, a plurality of conductive webs in side-by-side relation forming passageways extending from one side of said base, another plurality of conductive webs extending from the opposite side of said base and transversely thereto, said base being provided with switch receiving openings between crossing passageways formed by said webs on one side and the passageways formed by said webs on the other side, a line including a pair of conductors of a plurality of conductor sections in each passageway, switch means extending through the openings and having one set of crossing connections insulatingly supported and adapted to cross connect an adjacent pair of conductor sections in one passageway on one side of the base to an adjacent pair of conductor sections in the crossing passageway on the other side of the base, said switch means also having two sets of line continuing connections insulatingly supported thereon, said switch means being mounted for switching movement to disconnect said pair of conductor sections in the crossing passageways to break the connection between a pair of conductor sections on one side of the base from a pair of conductor sections on the other side of the base and to connect an adjacent pair of conductor sections in each passageway to an adjacent pair of conductor sections in the same passageway to provide continuous pair of conductor lines along each passageway where the said passageways cross, the ends of each conductor section including a pair of spring pressed rounded contacts adjacent each opening and the switch means is a plunger carrying a plurality of contact tongues and conductive portions between the tongues and is movable selectively to provide the cross connection between the lines in the crossing passageways or the line continuing connection.

Claim 7

The invention according to claim 2 in which the conductor sections are mounted on insulators extending from the base and the plunger includes a square shaft carrying flat tapering insulators supported from the square shaft by bolts with corona rings on the bolts.

Claim 8

The invention according to claim 2 in which both series of passageways extend horizontally and support means are provided to position the passageways over the heads of the technicians using the switching system and operating means for moving the switch means are provided beneath the passageways and accessible to the technicians.

Claim 9

The invention according to claim 2 in which the passageways are formed by flanged beams to provide the plurality of webs in side-by-side relation and the abutting flanges of the flanged beams provide the base.

Claim 10

The invention according to claim 2 in which said switch means is a reciprocatable plunger extending through its receiving opening and the connections are mounted on the plunger and the set of crossing connections extend through the switch receiving opening for connecting its associated pair of conductors on one side of the base to its associated pair of conductors on the other side of the base, when the plunger is in one position, one of said two sets of line continuing connections serving to continue the connection between the conductors on one side of the base and the other of said two sets of line continuing connections serving to continue the connection between the conductor sections on the other side of the base when the plunger is in its other position.

Claim 11

A switch unit module having a base, flanges extending along one siDe of said base on one axis forming a first channel section on one side of the base, and flanges extending along an offset intersecting axis on the other side of the base forming a second channel section, a first pair of conductor sections in the first channel section in a plane generally parallel to said base and extending generally parallel to the base and extending generally parallel to the first channel section, a second pair of conductor sections in the second channel section extending generally parallel to the base and extending generally parallel to the second channel section, said base having a plunger switch receiving opening therethrough communicating from a channel on one side of the base to a channel on the other side of the base, a plunger switch mounted for reciprocating movement through said opening, said conductor sections having a portion omitted adjacent said plunger receiving opening and having switch contact elements on the ends of said conductor sections adjacent the plunger receiving opening, said plunger having a first pair of line continuing conductors with switch contacts for engaging the switch contact elements of the first pair of conductor sections to continue the conductance between the first pair of conductor sections, said plunger having a second pair of line continuing conductors with switch contacts to contact the switch contacts of said second conductor sections to continue the conductance between the second pair of conductor sections whereby in one position of the plunger the pair of conductor sections on each side will be in line continuing relation, said plunger having a pair of cross conductors with switch contact elements at each end of each cross conductor spaced from said line continuing conductors in the direction of plunger movement for cross connecting the pair of conductor sections on one side of said base and on one edge of said plunger receiving opening through the base to an adjacent pair of conductor sections on the other side of the base whereby the plunger in one operative position places the switch unit in line continuing relation and in the other position cross connects the pair of conductor sections on one side of the base with the adjacent pair of conductor sections on the other side of the base while simultaneously breaking the contact with the other conductor sections on each side of the base preventing stub ends from being connected in the cross connected circuit, and means to reciprocate the plunger from one position to the other.

Claim 12

A switch unit module having a base, flanges extending along one siDe of said base on one axis forming a first channel section on one side of the base, and flanges extending along an offset intersecting axis on the other side of the base forming a second channel section, a first pair of conductor sections in the first channel section in a plane generally parallel to said base and extending generally parallel to the base and extending generally parallel to the first channel section, a second pair of conductor sections in the second channel section extending generally parallel to the base and extending generally parallel to the second channel section, said base having a plunger switch receiving opening therethrough communicating from a channel on one side of the base to a channel on the other side of the base, a plunger switch mounted for reciprocating movement through said opening, said conductor sections having a portion omitted adjacent said plunger receiving opening and having switch contact elements on the ends of said conductor sections adjacent the plunger receiving opening, said plunger having a first pair of line continuing conductors with switch contacts for engaging the switch contact elements of the first pair of conductor sections to continue the conductance between the first pair of conductor sections, said plunger having a second pair of line continuing conductors with switch contacts to contact the switch contacts of said second conductor sections to continue the conductance between the second pair of conductor sections whereby in one position of the plunger the pair of conductor sections on each side will be in line continuing relation, said plunger having a pair of cross conductors with switch contact elements at each end of each cross conductor spaced from said line continuing conductors in the direction of plunger movement for cross connecting the pair of conductor sections on one side of said base and on one edge of said plunger receiving opening through the base to an adjacent pair of conductor sections on the other side of the base whereby the plunger in one operative position places the switch unit in line continuing relation and in the other position cross connects the pair of conductor sections on one side of the base with the adjacent pair of conductor sections on the other side of the base while simultaneously breaking the contact with the other conductor sections on each side of the base preventing stub ends from being connected in the cross connected circuit, and means to reciprocate the plunger from one position to the other.

Claim 13

The invention according to claim 7 in which a plurality of unit modules are connected together forming a switch system whereby a plurality of one group of different pairs of conductors can be selectively connected to any one of a plurality of pairs of conductors in another group of different conductors.