US5166862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel for mounting electronics
Assignee: Schneider Electric USA Inc
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Filing: 1990-09-28
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Granted: 1992-11-24
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Expires: 2010-09-28
Abstract
Abstract There is provided a panel for mounting electronic components to circuit breakers. The panel includes formations for cooling electronic components, a method for sealing the electronic adjustment switches against tampering, and a method for preventing invalid electronic adjustments to the trip unit.
Inventors
- 👤 Leon W. Durivage, III
- 👤 Ronald J. Etscheidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:08
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/20; H05K7/2039; H05K7/20436; H01; H01H; H01H71/00; H01H71/10; H01H71/12; H01H71/123; H01H71/74; H01H2071/7472
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
162 words
A panel for mounting a printed circuit board comprising: mounting means integrally formed to said panel for mounting a printed circuit board thereto; a large thermal mass of material, integral to said panel and adapted to be in direct contact with and provide cooling for a transistor being electrically coupled to the printed circuit board, wherein said large thermal mass of material is adapted for encompassing the top part of the transistor by having a cavity formed therein; switch stop means for preventing invalid switch settings integrally formed on said panel and encircling a switch aperture in said panel, wherein said switch aperture allows physical access to an electronic adjustment switch that is electrically coupled to the printed circuit board; a cover securely attachable over said switch aperture having an aperture therein; and a locking post protruding through said aperture in said cover, said post formed integrally with said panel and having an open portion therein for enabling locking means passage therethrough.
Claim 2
Dependent Claim
162 words
A panel for mounting a printed circuit board comprising: mounting means integrally formed to said panel for mounting a printed circuit board thereto; a large thermal mass of material, integral to said panel and adapted to be in direct contact with and provide cooling for a transistor being electrically coupled to the printed circuit board, wherein said large thermal mass of material is adapted for encompassing the top part of the transistor by having a cavity formed therein; switch stop means for preventing invalid switch settings integrally formed on said panel and encircling a switch aperture in said panel, wherein said switch aperture allows physical access to an electronic adjustment switch that is electrically coupled to the printed circuit board; a cover securely attachable over said switch aperture having an aperture therein; and a locking post protruding through said aperture in said cover, said post formed integrally with said panel and having an open portion therein for enabling locking means passage therethrough.
Claim 3
Dependent Claim
17 words
The panel according to claim 1 further comprises a plurality of heat dissipating ribs integrally formed thereon.
Claim 4
Dependent Claim
13 words
The panel according to claim 1 further includes a textured paint surface thereon.
Claim 5
Dependent Claim
13 words
The panel according to claim 1 wherein said panel is comprised of zinc.
Claim 6
Dependent Claim
30 words
The pane according to claim 1 wherein said mounting means comprises: a plurality of stand off posts integral with said panel, said posts having apertures therein for receiving self-tapping screws.
Claim 7
Dependent Claim
31 words
The panel according to claim 1 further including a fiber optic aperture having a substantially gradual taper therein that will produce an interference fit for securely retaining a fiber optic cable.
Claim 8
Dependent Claim
28 words
The panel according to claim 1 further includes indented areas for placement of labels therein, said indented areas allow the labels to be aligned properly onto said panel.
Claim 9
Dependent Claim
103 words
A panel for mounting a circuit interrupter electronic trip unit comprising: cooling means for cooling electronic components, said cooling means having heat dissipating ribs integrally formed to said panel; said panel having at least one switch aperture, wherein said switch aperture allows access to an electronic adjustment switch that is electrically coupled to the circuit interrupter electronic trip unit; stop means integrally formed on said panel for preventing the electronic adjustment switch from being adjusted to an invalid switch setting; and tamper resistant sealing means for sealing the electronic adjustment switch, said tamper resistant sealing means prevents tampering with the electronic adjustment switch.
Claim 10
Dependent Claim
103 words
A panel for mounting a circuit interrupter electronic trip unit comprising: cooling means for cooling electronic components, said cooling means having heat dissipating ribs integrally formed to said panel; said panel having at least one switch aperture, wherein said switch aperture allows access to an electronic adjustment switch that is electrically coupled to the circuit interrupter electronic trip unit; stop means integrally formed on said panel for preventing the electronic adjustment switch from being adjusted to an invalid switch setting; and tamper resistant sealing means for sealing the electronic adjustment switch, said tamper resistant sealing means prevents tampering with the electronic adjustment switch.
Claim 11
Dependent Claim
23 words
The panel according to claim 8 wherein said cooling means further includes a large thermal mass of material integrally formed to said panel.
Claim 12
Dependent Claim
49 words
The panel according to claim 9 wherein said large thermal mass of material further comprises a cavity integrally formed in said large thermal mass of material and being adapted for receiving a power transistor therein, wherein the power transistor is electrically coupled to the circuit interrupter electronic trip unit.
Claim 13
Dependent Claim
18 words
The panel according to claim 8 wherein said panel further includes textured paint as a surface coating thereon.
Claim 14
Dependent Claim
28 words
The panel according to claim 8 further comprises posts extending therefrom and integrally formed thereon, wherein said posts being adapted for supporting the circuit interrupter electronic trip unit.
Claim 15
Dependent Claim
30 words
The panel according to claim wherein said posts contain apertures therein for receiving self-tapping screws, whereby the self-tapping screws can secure the circuit interrupter electronic trip unit to said posts.
Claim 16
Dependent Claim
52 words
The panel according to claim 8 wherein said tamper resistant sealing means comprising: a cover adapted to be securely attachable over the electronic adjustment switch; and a post protruding through said cover, said post formed integrally with said panel and having an open portion therein for enabling locking means to pass therethrough.
Claim 17
Dependent Claim
47 words
The panel according to claim 8 wherein said stop means comprises concentric stop rings integrally formed on said panel with raised and lowered surfaces thereon that cooperate with a knob that is engagingly fixed on the electronic adjustment switch, said concentric stop rings surround said switch aperture.
Claim 18
Dependent Claim
28 words
The panel according to claim 8 further comprises an aperture therein having a gradual taper that will produce an interference fit and securely retain a fiber optic cable.
Claim 19
Dependent Claim
21 words
The panel according to claim 8 further comprises recessed areas therein to allow labels to be aligned properly onto said panel.
Claim 20
Dependent Claim
130 words
A circuit interrupter comprising: separable contacts; an operating mechanism for opening and closing said separable contacts; an electronic trip unit for the control of said operating mechanism to initiate opening of said separable contacts upon occurrence of an overcurrent condition passing through said separable contacts; a panel for mounting said electronic trip unit said circuit interrupter; said panel is comprised of a zinc casting that provides a means for cooling electronic trip unit components, a large thermal mass of material; and a cavity integrally formed in said large thermal mass of material adapted for receiving a power transistor therein, said cavity being adapted to encompass the top portion of the power transistor so that said top portion of the power transistor is in direct contact with said large thermal mass.
Claim 21
Dependent Claim
130 words
A circuit interrupter comprising: separable contacts; an operating mechanism for opening and closing said separable contacts; an electronic trip unit for the control of said operating mechanism to initiate opening of said separable contacts upon occurrence of an overcurrent condition passing through said separable contacts; a panel for mounting said electronic trip unit said circuit interrupter; said panel is comprised of a zinc casting that provides a means for cooling electronic trip unit components, a large thermal mass of material; and a cavity integrally formed in said large thermal mass of material adapted for receiving a power transistor therein, said cavity being adapted to encompass the top portion of the power transistor so that said top portion of the power transistor is in direct contact with said large thermal mass.
Claim 22
Dependent Claim
21 words
The circuit interrupter according to claim 18 wherein said panel further includes a plurality of heat dissipation ribs formed integrally thereon.
Claim 23
Dependent Claim
25 words
The circuit interrupter according to claim 18 wherein said cooling means further includes a layer of textured paint as a surface coating on said panel.
Claim 24
Dependent Claim
26 words
The circuit interrupter according to claim 18 wherein said panel includes a plurality of standoffs integrally formed therewith having holes suitably sized for receiving self-tapping screws.
Claim 25
Dependent Claim
66 words
The circuit interrupter according to claim 18 wherein said panel includes apertures, electronic adjustment switches and means for sealing and resisting tampering with electronic adjustments, said tamper resistant means comprising: a cover securely attachable over said electronic adjustment switches; and a post protruding through said cover, said post formed integrally with said panel and having an open portion therein enabling a locking means to pass therethrough.
Claim 26
Dependent Claim
45 words
The circuit interrupter according to claim 22 wherein said panel further includes stop means for preventing invalid switch settings, said stop means comprises concentric stop rings with raised and lowered surfaces thereon that cooperate with knobs that are engagingly fixed to said electronic adjustment switches.
Claim 27
Dependent Claim
42 words
The circuit interrupter according to claim 18 further including a fiber optic port having means therein for securely retaining a fiber optic cable, said retaining means comprises a gradual taper that will produce an interference fit for retain the fiber optic cable.
Claim 28
Dependent Claim
23 words
The circuit interrupter according to claim 18 wherein said panel includes areas indented to allow labels to be aligned properly onto said panel.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-11-24 | 1996-05-25 | 1996-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-11-24 | 2000-05-25 | 2000-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-11-24 | 2004-05-25 | 2004-11-24 | $7700.00 | Window Closed / Lapsed |