The present invention relates generally to flashlights, and more particularly to flashlights for tape measures.
Tape measures, such as self-retracting tape measures, are used in carpentry and other trades. When being used in areas of low ambient light, it is often difficult to read the tape measure. A flashlight may be used to illuminate the tape measure and the surrounding area, but often a tradesman does not have a free hand available to shine the flashlight on the tape measure.
U.S. Pat. No. 4,462,160 provides an illuminated retractable tape measure having a casing which contains a coiled tape measure. A small lamp or lamps is incorporated in the casing for illuminating the ruling on the tape measure. An actuator in the casing closes a switch when the actuator is moved to a locked position to light the lamp to facilitate reading measurements on the tape measure.
The present invention provides a lightweight dual purpose flashlight including a clip member coupled to a casing of the flashlight to allow the flashlight to be attached to and detached from a tape measure. The flashlight can be secured to a belt clip of a suitable tape measure without the need for special tools, where the belt clip can be of varying thicknesses.
According to one aspect of the invention, a flashlight includes a casing, and a clip member coupled to the casing, the clip member being a continuous loop defining an opening, wherein the clip member is configured to removably couple the flashlight to a tape measure.
In an embodiment, the clip member is made of metal.
In another embodiment, the clip member is made of aluminum.
In yet another embodiment, the loop is deformable to increase/decrease a width of the opening.
In still another embodiment, the width of the opening is in a first direction generally perpendicular to a main axis of the flashlight.
In a further embodiment the flashlight has an on/off switch at an end of the flashlight.
In another embodiment, a length of the opening in a second direction generally parallel to a main axis of the flashlight is substantially equal to a length of a belt clip of the tape measure in the second direction.
In yet another embodiment, the opening has a width approximately equal to a thickness of a belt clip of the tape measure and a length approximately equal to a length of the belt clip.
In still another embodiment, the opening has a width approximately equal to a thickness of a belt clip of the tape measure and a length greater than a length of the belt clip to allow the flashlight to be angled relative to the tape measure.
In a further embodiment, the clip member is coupled to the casing by an adhesive or by welding.
In another embodiment, the clip member is integrally formed with the casing.
In yet another embodiment, the clip member is removably coupled to the casing.
In still another embodiment the clip member is coupled to a central portion of the casing.
In a further embodiment, the clip member is coupled to a front portion of the casing.
In another embodiment, the clip member is coupled to a back portion of the casing.
In yet another embodiment, the flashlight is in combination with the tape measure, wherein the tape measure includes a belt clip, and wherein the flashlight is removably coupled to the belt clip.
According to another aspect of the invention, a method for attaching a flashlight to a tape measure having a belt clip, the belt clip having a first movable end and a second end coupled to the tape measure and the flashlight including a clip member that is a continuous loop having an opening is provided. The method includes advancing the first end of the belt clip through the opening in continuous loop, and advancing the flashlight toward the second end of the belt clip.
In an embodiment, if the opening in continuous loop has a width in a first direction generally perpendicular to a main axis of the flashlight that is greater than a thickness of the belt clip such that the flashlight is loose when advanced toward the second end of the belt clip, the method includes removing the flashlight from the belt clip, deforming the continuous loop to decrease the width of the opening, advancing the first end of the belt clip through the opening in continuous loop, and advancing the flashlight toward the second end of the belt clip.
In another embodiment, if the opening in continuous loop has a width in a first direction generally perpendicular to a main axis of the flashlight that is less than a thickness of the belt clip such that the belt clip is too large to be advanced through the opening, the method includes deforming the continuous loop to increase the width of the opening, advancing the first end of the belt clip through the opening in continuous loop, and advancing the flashlight toward the second end of the belt clip.
The foregoing and other features of the invention are hereinafter described in greater detail with reference to the accompanying drawings.
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The flashlight 10 includes a clip member 30 coupled to a casing 32 of the flashlight. Using the clip member 30, the flashlight may be secured to the tape measure 12 for illuminating the indicia 18. The clip member 30 may be made of any suitable material, such as metal, rubber, plastic, etc, and the clip member may be removably or permanently coupled to the casing by any suitable means, such as be an adhesive or by welding. Alternatively, the clip member 30 may be integrally formed with the casing 32.
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To attach the flashlight 10 (110, 210 or 310) to the belt clip 14 of the tape measure 12, the first end of the belt clip is advanced through the opening 34 in the continuous loop. Then the flashlight 10 is advanced toward the second end of the belt clip until the continuous loop contacts the second end of the belt clip. If the continuous loop has a width approximately equal to the thickness of the belt clip, the flashlight will remain in its position.
If it is discovered, either before or after advancing the flashlight toward the second end that the continuous loop has a width greater than the thickness of the belt clip such that the flashlight will not remain in position, the flashlight can be removed from the belt clip. Then the continuous loop can be deformed inwardly toward the casing as shown in
If the thickness of the belt clip 14 is greater than the width of the opening 34 such that the belt clip cannot be advanced through the opening 34, the continuous loop can be deformed outwardly away from the casing as shown in
Using the clip members described in
Although the invention has been shown and described with respect to a certain embodiment or embodiments, it is obvious that equivalent alterations and modifications will occur to others skilled in the art upon the reading and understanding of this specification and the annexed drawings. In particular regard to the various functions performed by the above described elements (components, assemblies, devices, compositions, etc.), the terms (including a reference to a “means”) used to describe such elements are intended to correspond, unless otherwise indicated, to any element which performs the specified function of the described element (i.e., that is functionally equivalent), even though not structurally equivalent to the disclosed structure which performs the function in the herein illustrated exemplary embodiment or embodiments of the invention. In addition, while a particular feature of the invention may have been described above with respect to only one or more of several illustrated embodiments, such feature may be combined with one or more other features of the other embodiments, as may be desired and advantageous for any given or particular application.
This application claims the benefit of U.S. Provisional Application No. 61/479,196 filed Apr. 26, 2011, which is hereby incorporated herein by reference.
Number | Date | Country | |
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61479196 | Apr 2011 | US |