# US 11,441,741 B2 · System and method for LED light kit retrofit to a food shield

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- Number: US 11,441,741 B2
- Document ID: US11441741B2
- Status: Granted
- Kind: B2
- Application number: 17/519,226
- Filed: 2021-11-04
- Published: 2022-05-05
- Granted: 2022-09-13
- Earliest claimed: 2020-11-04
- Applicants: Jose Orlando Matus, Jr.
- Inventors: Jose Orlando Matus, Jr.
- Web page: https://patentgrep.com/patent/US11441741B2

## CPC

- F21K 9/237: Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases (F21K9/238 takes precedence)
- F21S 4/20: with light sources held by or within elongate supports
- F21K 9/235: Details of bases or caps, i.e. the parts that connect the light source to a fitting; Arrangement of components within bases or caps (F21K9/238 takes precedence)
- F21V 21/088: Clips; Clamps
- F21V 23/06: the elements being coupling devices {, e.g. connectors}
- F21V 33/0012: {Furniture (hospital beds F21V33/0072)}
- F21Y 2103/10: comprising a linear array of point-like light-generating elements
- F21Y 2115/10: Light-emitting diodes [LED]
- F21K: NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21S: NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED

## Abstract

Exemplary embodiments of a system for retrofit of an LED light kit to a food shield system are disclosed. Certain embodiments are configured such that an existing food shield system may be retrofitted with an LED light strip without having to deconstruct the food shield system. Depending on embodiment, the solution allows for the LED light kit to be mounted to a panel surface or along the edge of a panel. Advantageously, a power supply wire may be received into the system in such a way that it is secured and unable to be inadvertently disconnected from the LED light strip. It is a further advantage of certain embodiments of the solution that they may be installed without creating any undesirable gap or crevice that would harbor pathogens or be difficult to clean.

## Claims

### Claim 1

A system for retrofit of an LED light kit to a food shield system, the system comprising:
an LED light strip;
a wiring end block assembly comprised of an upper portion and a lower portion, wherein the upper portion and the lower portion are separable and mechanically mated by one or more fasteners and cooperate to define an internal cavity of the wiring end block assembly, the internal cavity of the wiring end block assembly being configured to receive a plug head associated with power supply wiring through a first aperture and a power connection head associated with the LED light strip through a second aperture; and
a blind end block assembly comprised of an upper portion and a lower portion, wherein the upper portion and the lower portion are separable and mechanically mated by one or more fasteners and cooperate to define an internal cavity of the blind end block assembly, the internal cavity of the blind end block assembly being configured to receive an end head associated with the LED light strip through a first aperture.

### Claim 2 (depends on 1)

The system of claim 1, wherein the internal cavity of the wiring end block assembly comprises one or more shoulders configured to seat against the plug head associated with power supply wiring such that the plug head is prevented from being retracted through the first aperture.

### Claim 3 (depends on 1)

The system of claim 1, wherein the wiring end block assembly further comprises a separable mounting block operable to mechanically mate the system to a food shield panel.

### Claim 4 (depends on 3)

The system of claim 3, wherein the separable mounting block further comprises a threaded screw.

### Claim 5 (depends on 3)

The system of claim 3, wherein the separable mounting block further comprises a hook feature.

### Claim 6 (depends on 5)

The system of claim 5, wherein the separable mounting block further comprises one or more set screws.

### Claim 7 (depends on 1)

The system of claim 1, wherein the blind end block assembly further comprises a separable mounting block operable to mechanically mate the system to a food shield panel.

### Claim 8 (depends on 7)

The system of claim 7, wherein the separable mounting block further comprises a threaded screw.

### Claim 9 (depends on 7)

The system of claim 7, wherein the separable mounting block further comprises a hook feature.

### Claim 10 (depends on 9)

The system of claim 9, wherein the separable block further comprises one or more set screws.

### Claim 11 (depends on 1)

The system of claim 1, wherein the wiring end block assembly is configured to mechanically receive a wiring conduit.

### Claim 12 (depends on 11)

The system of claim 11, further comprising a counter collar slidably mounted on the conduit.

### Claim 13 (depends on 1)

The system of claim 1, further comprising one or more center support blocks, each of the one or more center support blocks comprised of an upper portion and a lower portion, wherein the upper portion and the lower portion are separable and mechanically mated by one or more fasteners and cooperate to define an internal cavity of the center support block through which the LED light strip may be inserted.

### Claim 14 (depends on 13)

The system of claim 13, wherein the upper portion of each of the one or more center blocks comprises a threaded screw.

### Claim 15 (depends on 13)

The system of claim 13, wherein the upper portion of each of the one or more center blocks comprises a hook feature.

### Claim 16 (depends on 15)

The system of claim 15, wherein the lower portion of each of the one or more center blocks comprises an access bore for accessing a set screw in the upper portion.

### Claim 17 (depends on 1)

The system of claim 1, wherein one or both of the wiring end block assembly and blind end block assembly are comprised of aluminum, stainless steel, or plastic.
