Multi-core underground conduit-manhole system

Claim 2

The combination of at least two parallel duct members of tubular cross section and each having inner and outer walls, a multiplicity of coupling members of tubular cross section having an inner wall and one engaged telescopically over each duct member, there being an annular interstice spacing between the inner wall of each coupling member and other wall of the duct member surrounded thereby, a sealing channel formed by the configuration of the inner coupling member wall and outer wall of the complementary duct member at the terminal end portion thereof with the interstice spacing in open communication therewith between the said members, a saddle member with a seat receiving and positioning each coupling member and duct member telescopically engaged therein and having a manifold with a tube opening at each seat, and bonding material between the duct members and coupling members and injected as a fluid therebetween via a fluid transfer port through each coupling member opening from the manifold tube at the seats and into the sealing channels and subsequently hardened between each coupling member and duct member surrounded thereby.

Claim 3

The combined duct members, coupling members and saddle member as set forth in claim 1 wherein the liquid bonding material injected into the manifold and through the fluid transfer ports fully occupies each of said sealing channels.

Claim 4

The combined duct members, coupling members and saddle member as set forth in claim 1 wherein the liquid bonding material combined with a setting agent injected into the manifold and through the fluid transfer ports fully occupies each of said sealing channels and subsequently hardens and adheres to and between each coupling member and duct when telescopically engaged therein.

Claim 5

The combined duct members, coupling members and saddle member as set forth in claim 1 wherein the duct members and coupling members are made of fuseable materials and the liquid bonding material injected into the manifold and through the fluid transfer ports fully occupies each of the said sealing channels and is fuseable with the materials of the duct and coupling members.

Claim 6

The combined duct members, coupling members and saddle member as set forth in claim 1 wherein the duct members and coupling members are made of fuseable materials and the liquid bonding material combined with a setting agent injected into the manifold and through the fluid transfer ports fully occupies each of the said sealing channels and is fused with the materials of the duct and coupling members.

Claim 7

The combined duct members, coupLing members and saddle member as set forth in claim 1 wherein the tubes opening from the manifold at each seat in the saddle member project into the fluid transfer port opening there into and indexes the rotative positions of the duct member seated therein.

Claim 8

The combined duct members, coupling members and saddle member as set forth in claim 1 wherein the manifold is of electrically resistive material to heat the surrounding area when electrical current is passed therethrough.

Claim 9

The combined duct members, coupling members and saddle member as set forth in claim 1 wherein the saddle member is of modular form comprised of pairs of seats for the positioned reception of coupling members and duct members telescopically engaged.

Claim 10

The combined duct members, coupling members and saddle member as set forth in claim 1 wherein the saddle member is of modular form comprised of oppositely faced pairs of seats for the positioned reception of coupling members and duct members telescopically engaged therein.

Claim 11

The combined duct members, coupling members and saddle member as set forth in claim 1, wherein the saddle member is of modular form comprised of oppositely faced pairs of seats for the positioned reception of coupling members and duct members telescopically engaged therein, wherein the tubes opening from the manifold at each seat in the saddle member project into the fluid transfer port opening there into and indexes the rotative position of the duct member seated therein, and wherein the duct members and coupling members are made of fuseable materials and the liquid bonding material combined with a setting agent injected into the manifold and through the fluid transfer ports fully occupies each of the said sealing channels and is fused with the materials of said ducts and coupling members.

Claim 12

A ducting assembly comprised of a multiplicity of parallel passages and with opposite male and female end portions adapted to be projected one into the other for mechanical-hermetic joinder, and including, at least two parallel duct members of tubular cross section and each having inner and outer walls, a multiplicity of coupling members of tubular cross section and each having an inner wall and one engaged telescopically over each duct member and bonded thereto with a portion thereof projecting from the terminal end of the duct member, the said projecting portion of the coupling member forming a female receiver for the opposed terminal male end portion of a complementary duct member of a like ducting assembly with an annular interstice spacing between the inner wall of the coupling member and outer wall of the complementary duct member, a sealing channel formed by the configuration of the coupling member wall and complementary duct member wall at and in open communication with the interstice spacing therebetween, a saddle member with a seat receiving and positioning each coupling member and duct member telescopically engaged therein and having a manifold with a tube opening at each seat, and bonding material between the duct members and coupling members and injected as a fluid therebetween via a fluid transfer port through each coupling member opening from the manifold tube at the seats and into the sealing channels and subsequently hardened between each coupling member and complementary duct member telescopically entered therein.

Claim 13

A ducting assembly comprised of a multiplicity of parallel passages and with opposite male and female end portions adapted to be projected one into the other for mechanical-hermetic joinder, and including, at least two parallel duct members of tubular cross section and each having inner and outer walls, a multiplicity of coupling members of tubular cross section and each having an inner wall and one engaged telescopically over each duct member and bonded thereto with a portion thereof projecting from the terminal end of the duct member, the said projecting portion of the coupling member forming a female receiver for the opposed terminal male end portion of a complementary duct member of a like ducting assembly with an annular interstice spacing between the inner wall of the coupling member and outer wall of the complementary duct member, a sealing channel formed by the configuration of the coupling member wall and complementary duct member wall at and in open communication with the interstice spacing therebetween, a saddle member with a seat receiving and positioning each coupling member and duct member telescopically engaged therein and having a manifold with a tube opening at each seat, and bonding material between the duct members and coupling members and injected as a fluid therebetween via a fluid transfer port through each coupling member opening from the manifold tube at the seats and into the sealing channels and subsequently hardened between each coupling member and complementary duct member telescopically entered therein.

Claim 14

The ducting assembly as set forth in claim 11 wherein the liquid bonding material injected into the manifold and through the fluid transfer ports fully occupies each of said sealing channels.

Claim 15

The ducting assembly as set forth in claim 11 wherein the liquid bonding material combined with a setting agent injected into the manifold and through the fluid transfer ports fully occupies each of said sealing channels and subsequently hardens and adheres to and between each coupling member and duct when telescopically engaged therein.

Claim 16

The ducting assembly as set forth in claim 11 wherein the duct members and coupling members are made of fusEable materials and the liquid bonding material injected into the manifold and through the fluid transfer ports fully occupies each of the said sealing channels and is fuseable with the materials of the duct and coupling members.

Claim 17

The ducting assembly as set forth in claim 11 wherein the duct members and coupling members are made of fuseable materials and the liquid bonding material combined with a setting agent injected into the manifold and through the fluid transfer ports fully occupies each of the said sealing channels and is fused with the material of the duct and coupling members.

Claim 18

The ducting assembly as set forth in claim 11 wherein the tubes opening from the manifold at each seat in the saddle member project into the fluid transfer port opening there into and indexes the rotative positions of the duct member seated therein.

Claim 19

The ducting assembly as set forth in claim 11 wherein the manifold is of electrically resistive material to heat the surrounding area when electrical current is passed therethrough.

Claim 20

The ducting assembly as set forth in claim 11 wherein the saddle member is of modular form comprised of pairs of seats for the positioned reception of coupling members and duct members telescopically engaged.

Claim 21

The ducting assembly as set forth in claim 11 wherein the saddle member is of modular form comprised of oppositely faced pairs of seats for the positioned reception of coupling members and duct members telescopically engaged therein.

Claim 22

The ducting assembly as set forth in claim 11 wherein the saddle member is of modular form comprised of oppositely faced pairs of seats for the positioned reception of coupling members and duct members telescopically engaged therein, wherein the tubes opening from the manifold at each seat in the saddle member project into the fluid transfer port opening there into and indexes the rotative position of the duct member seated therein, and wherein the duct members and coupling members are made of fuseable materials and the liquid bonding material combined with a setting agent injected into the manifold and through the fluid transfer ports fully occupies each of the said sealing channels and is fused with the materials of said ducts and coupling members.