US5629831A — Modular control circuit with bus conductor

Claim 1

Independent Claim 290 words

A modular control system for the electronic control of the operating systems of an automated building or the like having a grounded support rail (1), comprising: (a) a first terminal block assembly (3) including a plurality of generally-rectangular terminal blocks (24-27) laterally stacked to define a stack axis; (b) catch feet means (9,9') for mounting said terminal block assembly on the grounded support rail (1) with said stack axis extending parallel with the support rail; (c) distributor bar means (7) for distributing electrical power between the terminal blocks of said assembly; (d) internal bus bar means (13) extending parallel with said stack axis and operable to connect said first terminal block assembly with another terminal block assembly mounted on the support rail; (e) at least one electronics module (2) removably mounted on said terminal block assembly, said module and said first terminal block assembly including at least one row of cooperating terminals (11) that extends parallel with said stack axis; (f) bus bar connecting means (14) for connecting said internal bus bar means to an associated field bus (4); (g) at least some of said terminal blocks of said assembly including: (1) means (6) supporting said distributor bar means (7) on said terminal blocks; (2) means (8) for supplying control signals to said electronics module; (3) means (15) for removably supporting said electronics module on said terminal block assembly; and (4) means for supporting said internal bus bar means; (h) said terminal block assembly including at least one ground terminal block (25), at least one power supply terminal block (16), and at least one control signal supply terminal block (27), said terminal blocks having terminal contacts spaced on said assembly relative to said electronics module transversely of said stack axis.

Claim 2

Dependent Claim 290 words

A modular control system for the electronic control of the operating systems of an automated building or the like having a grounded support rail (1), comprising: (a) a first terminal block assembly (3) including a plurality of generally-rectangular terminal blocks (24-27) laterally stacked to define a stack axis; (b) catch feet means (9,9') for mounting said terminal block assembly on the grounded support rail (1) with said stack axis extending parallel with the support rail; (c) distributor bar means (7) for distributing electrical power between the terminal blocks of said assembly; (d) internal bus bar means (13) extending parallel with said stack axis and operable to connect said first terminal block assembly with another terminal block assembly mounted on the support rail; (e) at least one electronics module (2) removably mounted on said terminal block assembly, said module and said first terminal block assembly including at least one row of cooperating terminals (11) that extends parallel with said stack axis; (f) bus bar connecting means (14) for connecting said internal bus bar means to an associated field bus (4); (g) at least some of said terminal blocks of said assembly including: (1) means (6) supporting said distributor bar means (7) on said terminal blocks; (2) means (8) for supplying control signals to said electronics module; (3) means (15) for removably supporting said electronics module on said terminal block assembly; and (4) means for supporting said internal bus bar means; (h) said terminal block assembly including at least one ground terminal block (25), at least one power supply terminal block (16), and at least one control signal supply terminal block (27), said terminal blocks having terminal contacts spaced on said assembly relative to said electronics module transversely of said stack axis.

Claim 3

Dependent Claim 46 words

Apparatus as defined in claim 1, and further including an end terminal block (24), said end and ground terminal blocks being arranged on opposite sides of said assembly and each including said catch feet means (9) for connecting said terminal block assembly with the support rail.

Claim 4

Dependent Claim 50 words

Apparatus as defined in claim 1, wherein said ground terminal block (25) includes said catch feet means (9), said ground terminal block also including at least one terminal (11) connected with said electronic module means, and ground means (41, 50) for electrically connecting said one terminal with the support rail.

Claim 5

Dependent Claim 29 words

Apparatus as defined in claim 1, and further including means (7) for electrically connecting said ground terminal block with said end, power supply and control signal supply terminal blocks.

Claim 6

Dependent Claim 54 words

Apparatus as defined in claim 1, wherein said power supply terminal block (26) includes means for supporting said internal bus bar (13), means (7) for electrically connecting said power supply terminal block with said end and control signal terminal blocks, and means (45) for connecting said power supply terminal block with said electronics module.

Claim 7

Dependent Claim 29 words

Apparatus as defined in claim 1, and further including means connecting said power supply terminal block with one of the control signal terminal blocks contained in the same assembly.

Claim 8

Dependent Claim 27 words

Apparatus as defined in claim 1, wherein said supply terminal block (26') has a single conductor (47') connected between said distributor bar means and said electronics module.

Claim 9

Dependent Claim 51 words

Apparatus as defined in claim 1, wherein said control signal terminal block includes means (6) for removably supporting a distributor bar (7), at least one signal terminal (8), means 15 for removably connecting said electronics module (2) to said terminal block, and means for supporting said internal bus bar means (13).

Claim 10

Dependent Claim 14 words

Apparatus as defined in claim 8, wherein said distributor bar supporting means is color-coded.

Claim 11

Dependent Claim 31 words

Apparatus as defined in claim 7, wherein said first terminal block assembly includes at least two terminal blocks having mounting feet portions (9) for mounting said assembly on the support rail.

Claim 12

Dependent Claim 45 words

Apparatus as defined in claim 10, wherein one of said two terminal blocks is an end terminal block (24) that is solely mechanically connected with the support rail, said end terminal block being in non-conducting relation relative to the other terminal blocks in the assembly.

Claim 13

Dependent Claim 39 words

Apparatus as defined in claim 11, wherein the other of said two terminal blocks comprises a ground terminal block (25) electrically connected with the support rail, and conductor means (41,50) connecting said electronics module with the ground mounting rail.

Claim 14

Dependent Claim 38 words

Apparatus as defined in claim 11, wherein the other of said two terminal blocks comprises a control signal terminal block (26), a digital output component (37), and conductor means connecting said digital output component with said electronics module.

Claim 15

Dependent Claim 24 words

Apparatus as defined in claim 1, wherein said assembly includes a pair of ground terminal blocks arranged at opposite end of the assembly, respectively.

Claim 16

Dependent Claim 26 words

Apparatus as defined in claim 1, wherein said assembly includes a given control signal terminal block connected with a plurality of components (34) of the system.

Claim 17

Dependent Claim 29 words

Apparatus as defined in claim 1, wherein said assembly includes a plurality of control signal terminal blocks each connected with a separate component (38, 38') of the system, respectively.

Claim 18

Dependent Claim 44 words

Apparatus as defined in claim 1, and further including connector means (14) for removably mounting said internal bus bar means (13) on said assembly and for electrically connecting said internal bus bar means with the internal bus bar means of an adjacent terminal assembly.

Claim 19

Dependent Claim 55 words

Apparatus as defined in claim 1, wherein said ground terminal block (25) includes mounting feet (9) on one side thereof for connecting said terminal block on the support rail, the side of said ground terminal block remote from said one side containing means for mounting said internal bus bar means to said ground terminal block.

Claim 20

Dependent Claim 44 words

Apparatus as defined in claim 2, wherein said bus bar connecting means (14) are arranged at one end of said first terminal block assembly, said electronics module (2) being removably mounted on the side of said terminal block assembly remote from the support rail.

Claim 21

Dependent Claim 25 words

Apparatus as defined in claim 1, and further including line-terminating means (57) having a terminating resistance (58) connected with said internal bus bar means (13).

Claim 22

Dependent Claim 24 words

Apparatus as defined in claim 1, wherein said electronics module (2) includes a plurality of printed circuit boards (40) having plug-in terminals (11), respectively.

Claim 23

Dependent Claim 40 words

Apparatus as defined in claim 1, wherein a plurality of said terminal block assemblies are adapted to be mounted on the support rail, and further wherein at least one electronics module (2) is associated with each terminal block assembly, respectively.

Claim 24

Dependent Claim 31 words

Apparatus as defined in claim 8, and further including an electrical systems component (32) of the passive type connected across a pair of control signal terminals (8) of a terminal block.

Claim 25

Dependent Claim 35 words

Apparatus as defined in claim 8, and further including an electrical systems component of the active type (34) connected between a distributor bar (7) and a signal input terminal (8) of a given terminal block.

Claim 26

Dependent Claim 29 words

Apparatus as defined in claim 1, wherein said electronics module (2) includes a housing (2) that straddles said first terminal block assembly (3) and stabilizes the terminal blocks thereof.

Claim 27

Dependent Claim 38 words

Apparatus as defined in claim 25, and further wherein said terminal blocks include resilient catch means (17) adapted for cooperation with corresponding recesses (28) contained in said module housing for fastening said module to said terminal block assembly.

Claim 28

Dependent Claim 35 words

Apparatus as defined in claim 26, wherein said terminal blocks include resilient catch means (60), one of said catch means of said assembly being in engagement with a corresponding recess contained in said module housing.

Claim 29

Dependent Claim 62 words

Apparatus as defined in claim 26, wherein each of said terminal blocks includes guide means (15) for guiding said module during the connection thereof to said terminal block assembly (3), said guide means including a T-shaped tongue element (19) on one of said terminal block and said housing means for engagement with a T-shaped slot contained on the other of said means.

Claim 30

Dependent Claim 32 words

Apparatus as defined in claim 28, wherein said electronics module housing is stepped to insure mounting of said module (2) with only one given orientation relative to said terminal block assembly (3).

Claim 31

Dependent Claim 34 words

Apparatus as defined in claim 1, wherein when an electronics module (2) is removed from one of the terminal block assemblies on the support rail, the remaining assemblies on the support rail remain operable.

Claim 32

Dependent Claim 56 words

Apparatus as defined in claim 1, and further including an adjustable length bus bar (55) mounted on said ground terminal block (25) of one assembly and the end terminal block (24) of an adjacent assembly, and resilient contact means (56) for connecting the ground lead of an associated cable (51) with said adjustable length bus bar.

Claim 33

Dependent Claim 50 words

Apparatus as defined in claim 1, wherein the terminals of the terminal blocks of said assembly are arranged on the side of the terminal blocks that is remote from the support rail (1), thereby to permit removal of said electronics module without disconnecting the wiring of said modular control system.

Claim 34

Dependent Claim 18 words

Apparatus as defined in claim 1, and further including indicia-bearing members arranged above the level of the conductors.

Claim 35

Dependent Claim 19 words

Apparatus as defined in claim 1, wherein said distributor bar means (7) extends parallel with the support rail (1).

Claim 36

Dependent Claim 34 words

Apparatus as defined in claim 1, and further including bridge means (21) arranged on one end of said first terminal block assembly for electrically connecting first and second terminals on a given terminal block.

Claim 37

Dependent Claim 38 words

Apparatus as defined in claim 1, and further including non-conductive spacer elements (61) arranged between the distributor bar means (7) of one group of terminal blocks and the distributor bar means of a second group of terminal blocks.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2000-05-12	2000-11-11	2001-05-13	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2004-05-12	2004-11-11	2005-05-13	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2008-05-12	2008-11-11	2009-05-13	$7700.00	Window Closed / Lapsed

Modular control circuit with bus conductor

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