# US 2014/0152196 A1 · Safety activation system for lighting installations

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- Number: US 2014/0152196 A1
- Document ID: US20140152196A1
- Status: Published application
- Kind: A1
- Application number: 14/112,912
- Filed: 2012-04-23
- Published: 2014-06-05
- Earliest claimed: 2011-04-21
- Assignees: Gt Biomescilt Light Limited
- Inventors: Siang Ling Oon; Kean Choong Low; Sidney Chu
- Web page: https://patentgrep.com/patent/US20140152196A1

## CPC

- H05B 45/00: Circuit arrangements for operating light-emitting diodes [LED]
- F21K 9/27: Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
- F21K 9/272: Details of end parts, i.e. the parts that connect the light source to a fitting; Arrangement of components within end parts (F21K9/278 takes precedence)
- F21V 23/04: the elements being switches (safety devices F21V25/00)
- F21V 25/00: Safety devices structurally associated with lighting devices (gas- tight or water-tight arrangements F21V31/00; in general F16P; protective circuit arrangements per se H02H7/00)
- F21V 25/04: breaking the electric circuit
- F21Y 2101/00: Point-like light sources
- H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- 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
- 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

Embodiments of the present invention reside in a safety activation system and method for a lighting installation. The safety activation system comprises an elongate housing for accommodating at least one illumination element. The elongate housing comprises an electrical connector at each opposing end and at least one of the ends of the houses comprises a switch. At least one switch is also provided on a surface of the elongate housing. Activation of all switches is required for electricity to be conducted to the at least one illumination element.

## Claims

### Claim 1

A safety activation system for a lighting installation comprising:
an elongate housing having at least one illumination element therein;
an electrical connector at each opposing end of the elongate housing, at least one of the ends comprising a switch; and
at least one switch provided on a surface of the elongate housing;
wherein activation of all switches is required for electricity to be conducted to the at least one illumination element.

### Claim 2 (depends on 1)

The safety activation system of claim 1, wherein both opposing ends of the elongate housing comprise a switch.

### Claim 3 (depends on 1)

The safety activation system of claim 1, wherein a surface of the elongate housing comprises a pair of spaced apart switches.

### Claim 4 (depends on 1)

The safety activation system of claim 1, wherein the elongate housing is cylindrical and the at least one switch is provided on a curved surface of the elongate housing.

### Claim 5 (depends on 1)

The safety activation system of claim 1, wherein activation of the switch(es) at the end(s) of the housing is effected by connection of the electrical connectors with electrical sockets of the lighting installation.

### Claim 6 (depends on 1)

The safety activation system of claim 1, wherein activation of the switch(es) on the surface of the elongate housing is effected by contact with a holder of the lighting installation.

### Claim 7 (depends on 1)

The safety activation system of claim 1, wherein one or more of the switches are in the form of momentary toggle switches.

### Claim 8 (depends on 1)

The safety activation system of claim 1, wherein each end of the elongate housing comprises an end cap.

### Claim 9 (depends on 8)

The safety activation system of claim 8, wherein at least one of the end caps is removable.

### Claim 10 (depends on 8)

The safety activation system of claim 8, wherein the electrical connectors pass through the end caps.

### Claim 11 (depends on 8)

The safety activation system of claim 8, wherein at least one of the end caps comprises a recess for accommodating the switch at one of the ends of the elongate housing.

### Claim 12 (depends on 1)

A lighting installation comprising the safety activation system as claimed in claim 1.

### Claim 13

A method of preventing electrocution from a lighting installation including:
providing an elongate housing having:
at least one illumination element therein;
an electrical connector at each opposing end;
a switch at either or both ends; and
at least one switch on a surface of the elongate housing;
conducting electricity to the at least one illumination element when the elongate housing is inserted into a holder of the lighting installation and all of the switches are activated.

### Claim 14

A safety activation system for a lighting installation comprising:
an elongate housing having at least one illumination element therein;
an end cap at each opposing end of the elongate housing;
an electrical connector extending through a respective one of the end caps;
at least one of the end caps comprising a switch therein; and
at least one switch provided on a surface of the elongate housing;
wherein activation of all switches is required for electricity to be conducted to the at least one illumination element.

### Claim 15 (depends on 14)

The safety activation system of claim 14, wherein activation of the at least one switch at the end of the elongate housing is effected by connection of the electrical connectors with electrical sockets of the lighting installation.

### Claim 16 (depends on 14)

The safety activation system of claim 14, wherein activation of the at least one switch on the surface of the elongate housing is effected by contact with a holder of the lighting installation.
