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| Number | Title | Issue Date |
| 6563922 | Arbitration mechanism A method of arbitrating access to a system bus in a telephone switching system for a plurality of requesters by assigning a priority level to each requester, and granting access to the bus based on the number of requesters, the priority of the requestors ... | 05/13/2003 |
| 6359791 | High density telecommunications enclosure and mounting assembly A telecommunications equipment mounting assembly is provided including a plate (12) presenting a plurality of separate, spaced apart mounting zones (24), together with generally U-shaped brackets (14) respectively secured to the plate (12) adjacent corres... | 03/19/2002 |
| 6333981 | Shelf driver unit and method A modular digital telephone system and method featuring a universal telephony shelf adaptable for incremental expansion of legacy telephone switches and as a building block in the construction of new telephony switches. The shelf includes identification a... | 12/25/2001 |
| 6330328 | Modular digital telephone system and method including an universal telephony shelf A modular digital telephone system and method featuring a universal telephony shelf adaptable for incremental expansion of legacy telephone switches and as a building block in the construction of new telephony switches. The shelf includes identification a... | 12/11/2001 |
| 6205221 | Grounding configuration for telecommununications equipment A panel for mounting telecommunications equipment has an insulating body and a grounding strip to provide ground connection to the telecommunications equipment. The grounding strip has a panel portion for mounting the grounding strip to the insulating bod... | 03/20/2001 |
| 6154536 | Order wire accommodation system for interoffice communications An order wire accommodation system comprises four interface boxes each of which has the same order wire interface section as the others. The order wire interface section has a circuit which digitally adds order wire signals of the transmission lines from ... | 11/28/2000 |
| 6035032 | Multi-layered foldable cross connect field A foldable wire distribution field is provided whereby a non-connectorized double sided wire distribution field is hingeably connected and foldable over a standard feeder/protector field to eliminate the need for adjacent feeder fields and distribution fi... | 03/07/2000 |
| 5946389 | Cabling for buildings In buildings, structured cabling is frequently installed, in which outlet boxes are connected in a star-like pattern to a central distribution panel. So that a service-neutral cabling of this kind can be used for the connection of an ISDN bus, a bus panel... | 08/31/1999 |
| 5903438 | Enclosure for electrical switching equipment Enclosure for electrical switching equipment including electrical control or display devices (21) supported on a wall (23) of the enclosure, being accessible from the outside, a processing or control unit (20) for these devices which is housed inside the ... | 05/11/1999 |
| 5867372 | Frame structure for mounting telecommunications equipment A frame structure for mounting telecommunications equipment including a frame, a plurality of sealing covers, a plurality of fasteners, and a plurality of wire protective sleeve. The frame having a base, two support frames, and an upper frame. A receiving... | 02/02/1999 |
| 5832073 | Configurable I/O panel or telephony systems A configurable I/O panel assembly includes an upper and a lower I/O panel (connector plate), and a cover plate. A plurality of upper I/O panels is provided, from which the upper I/O panel is selected. Similarly, a plurality of lower I/O panels is provided... | 11/03/1998 |
| 5790651 | Automatic line distribution equipment and connection-pin inserting-and extracting apparatus Automatic distribution equipment for connecting and disconnecting lines includes a frame body, a plurality of matrix-switch-board units arranged in the frame body in a stack formation, and a robot provided in a side of the frame body. Each of the matrix-s... | 08/04/1998 |
| 5552962 | Interconnect and cross-connect equipment including jack panel Disclosed are interconnect and cross-connect equipment which permit easy cutover and restoration of telecommunications services. Coupled to plug-receiving jacks is a series of relays which are not activated until a button is depressed after the plugs are ... | 09/03/1996 |
| 5313523 | Sound volume controlling apparatus The sound volume controlling apparatus comprises UP and DOWN keys (42, 43) depressed manually; a time period detecting circuit (39h, 39d) for detecting time period from when the duration of UP or DOWN key depression reaches a predetermined value (e.g. 0.5... | 05/17/1994 |
| 5235638 | Telephone network interface A telephone network interface apparatus comprising a cabinet housing a chassis having a planar surface with openings to receive one or more modular terminal panels. The cabinet includes a splicing chamber at one side to receive incoming telephone company ... | 08/10/1993 |
| 5145380 | Patch panel A commnication system patch panel is the subject matter of the present disclosure. The present patch panel provides a convenient device for selectively connecting a wire from one plurality of wires to a selected wire of another plurality of wires. The pat... | 09/08/1992 |
| 4866575 | Wall mounted distributing frame for telecommunications circuits The present invention involves a one-sided modular distributing frame assembly for distributing telephone circuits and particularly adapted for wall mounting. It includes a terminal block bay member which is a generally vertical hollow member with forward... | 09/12/1989 |
| 4782245 | Connecting and switching apparatus with selectable connections A connecting and switching module employs a common type of connector for use with a plurality of types of interconnected systems by providing an adapter having a plug mateable with a common type of connector at one end, and a connector adapted to the syst... | 11/01/1988 |
| 4773867 | Premise distribution cross connect apparatus A premise distribution system employing a number of separate interconnection modules to selectively join communications equipment throughout a building to incoming communication circuits located at an entrance location is disclosed. Each interconnection m... | 09/27/1988 |
| 4737985 | Digital system connect frame A modular, high density cross-connect frame specifically adapted for central office application and forming a centralized distributing frame intended for patch and cross-connect circuits for digital equipment. The frame is dual-sided, with the patching an... | 04/12/1988 |
| 4712232 | Multiple telephone jack slide assembly A multiple telephone jack slide assembly includes a jack support member for supporting a multitude of telephone jacks upon an electronic wire connecting system. The jack support member has a longitudinal channel formed by a slotted opening for slidingly r... | 12/08/1987 |
| 4694488 | Distributing frame for telecommunications circuits The present invention involves a modular distributing frame assembly for distributing telephone circuits. It includes a central office bay member which has a generally vertical hollow member with forward and rear surfaces. The forward surface has a plural... | 09/15/1987 |
| 4658418 | Multiple telephone jack slide assembly A multiple telephone jack slide assembly includes a jack support member for supporting a multitude of telephone jacks upon a telephone interchange wiring panel. The jack support member has a longitudinal channel formed by a slotted opening for slidingly r... | 04/14/1987 |
| 4326107 | Communication system and means for interconnection of same A novel communication system and means for interconnecting communication trunk lines to multiple communication terminals is disclosed. The interconnection apparatus includes multi-circuit connectors coupled to the trunk lines and connector members coupled... | 04/20/1982 |
| 4303296 | Modular interface connector An improved modular interface connector and connector assembly incorporating such connectors for interconnecting telephones and telephone signal equipment, and particularly for electrically connecting multi-conductor cables to a plurality of conductors el... | 12/01/1981 |
| 4277643 | Connecting member for telephone systems A connecting member, notably for telephone systems, comprises a first thinner portion made of a single thickness of a flat unitary conducting element acting only as a conducting portion, and a second, relatively rigid portion comprising four times the thi... | 07/07/1981 |
| 4260856 | Distributor This telephone exchange distributor accessible from only one face, namely the front face, comprises vertical rows of connecting blocks and horizontal rows of distribution strips. Between every other or every adjacent pairs of connecting blocks an interval... | 04/07/1981 |
| 4237352 | Patch module for connecting to off-line transmission lines of a switchably selected pair of transmission lines A patch module permitting selective on-line connection between alternative first sets of transmission lines and single second set of transmission lines and permitting access to the off-line first set. The module provides a selector switch for determining ... | 12/02/1980 |
| 4217023 | Device for connecting racks to distribution frames in telecommunications exchanges The invention is characterized by connectors 17, 18, connected by a plug-ended cord 15, it being possible to prewire and wrap the assembly in the factory, to connect a distribution frame 11 to a connector 18. The contacts in the connectors are disposed on juxt... | 08/12/1980 |
| 4092700 | Telephone connector block guide An elongated combination guide and shield of flexible synthetic resinous insulated material adapted to be engaged and maintained by groups of terminal pins on a telephone connector block. The devices serve the purposes of separating individual groups of c... | 05/30/1978 |
| 4076967 | Trunking procedure and arrangement for the connection of functional units The invention concerns the connection of functional units. A trunking arrement is disclosed which permits the linking of minority units of the same type in several blocks of units, to other units allocated to that type and grouped in a single block of un... | 02/28/1978 |
| 4049923 | Switching network employing an improved interconnection A switching network is disclosed which employs a simplified distributing frame to interconnect line selection units and group selection units. An intergroup trunking formula using multibit designations for each terminal is employed as a guide in forming t... | 09/20/1977 |
| 4035587 | Wire termination block switching arrangement A system for use in a telephone switching office for coupling telephone connector switches either to line group switches or to call intercept apparatus. The system includes a plurality of number terminal blocks and group terminal blocks, each of which hav... | 07/12/1977 |
| 4018997 | Pluggable key set telephone cross connect device A device for selectively interconnecting a plurality of telephone key sets with a number of incoming telephone lines is disclosed. The device facilitates rapid and easy cross connecting of telephone key sets on specific premises with selected incoming lin... | 04/19/1977 |
| 3970802 | Flexible circuit connecting arrangement for interconnection modules An interconnection module for a termination system, in particular for key telephone termination systems, includes a front panel, a back panel spaced from and secured to the front panel, an array of patch-cord type connector contacts supported in vertical ... | 07/20/1976 |
| 3936133 | Connector block for telephone equipment A connector block for mounting plug-in type protector assemblies to protect telephone equipment from high voltage and current surges occurring on incoming telephone lines includes an elongated, relatively narrow mounting panel having a mounting end portio... | 02/03/1976 |
