Utility light with illumination arrangement

Abstract

A utility lighter includes a lighter casing having a casing body and an extension arm, a gas releasing valve provided in the lighter casing, an ignition nozzle provided at an upper end of the extension arm to communicate with the gas releasing valve; a piezoelectric unit, an actuation unit and an illumination arrangement. The illumination arrangement includes an illumination holder mounted on the lighter casing; and an illumination unit mounted on the illumination holder, in such a manner that the illumination unit is arranged to provide illumination primarily toward the ignition zone so that a user is able to accurately apply the ignition of the utility lighter to a target spot as clearly visualized by illumination of the ignition zone.

1 . A utility lighter, comprising:
 a lighter casing which comprises a casing body having a fuel storage compartment for storing a predetermined amount of liquefied gas and an extension portion, and an extension arm having an upper end and a lower end extended from said extension portion of said lighter casing, wherein said extension arm has a receiving channel which is extended from said lower end to said upper end, wherein said upper end of said extension arm defines an operation tip as an ignition zone;   a gas releasing valve provided at said fuel storage compartment for releasing said gas therein in a controllable manner;   an ignition nozzle provided at said upper end of said extension arm to communicate with said gas releasing valve through said receiving channel for releasing said gas through said ignition nozzle;   a piezoelectric unit, which is supported in said lighter casing, having a depressible part and a spark-generating element extended at a position that when said depressible part of said piezoelectric unit is depressed, said spark-generating element generates a spark at said ignition nozzle to ignite said gas emitting therefrom so as to generate an ignition flame at said operation tip of said extension arm;   an actuation unit provided on said lighter casing for actuating said piezoelectric unit to generate a spark at said ignition nozzle, wherein said gaseous fuel is simultaneously released for generating said ignition flame at said ignition zone when said actuation unit is actuated; and   an illumination arrangement, which comprises:   an illumination holder mounted on said lighter casing; and   an illumination unit mounted on said illumination holder for providing illumination primarily toward said ignition zone;   thereby, a user is able to accurately apply said ignition of said utility lighter to a target spot as clearly visualized by illumination of said ignition zone.   
   
   
       2 . The utility lighter, as recited in  claim 1 , wherein said illumination holder comprises a retention member attached on said casing body, and an illuminator housing movably mounted on said retention member for supporting said illumination unit thereon, wherein said illuminator housing is pivotally moved between an idle position and an illumination position, wherein in said idle position, said illuminator housing is pivotally folded with respect to said retention member to align with said extension arm for reducing an overall size of said utility lighter, wherein in said illumination position, said illuminator housing is pivotally and outwardly unfolded with respect to said retention member to allow said illumination unit to generate illumination towards said ignition zone of said utility lighter. 
   
   
       3 . The utility lighter, as recited in  claim 2 , wherein said retention member comprises a tubular retention element defining a through mounting hole extended therealong, wherein said mounting hole has a diameter slightly larger than a diameter of said extension portion of said casing body so that said tubular retention element is fittedly encirclingly mounted at said extension portion of said casing body when said extension portion is coaxially inserted into said mounting hole. 
   
   
       4 . The utility lighter, as recited in  claim 3 , wherein said retention member further comprises a supporting seat integrally extended from said tubular retention element, wherein said illuminator housing is pivotally mounted at said supporting seat for moving between said idle position and said illumination position. 
   
   
       5 . The utility lighter, as recited in  claim 4 , wherein said supporting seat comprises a plurality of seat members upwardly extended from said tubular retention element at two sides thereof to form a seat cavity within an inner side of each of said seat members and an upper surface of said tubular retention element, wherein said illuminator housing is pivotally mounted in said seat cavity to move between said idle position and said illumination position. 
   
   
       6 . The utility lighter, as recited in  claim 2 , wherein said illumination unit comprises at least one LED illuminator mounted at said illuminator housing in such a manner that when said illuminator housing is at said illumination position, said LED illuminator generates illumination as a point source of light towards said ignition zone. 
   
   
       7 . The utility lighter, as recited in  claim 3 , wherein said illumination unit comprises at least one LED illuminator mounted at said illuminator housing in such a manner that when said illuminator housing is at said illumination position, said LED illuminator generates illumination as a point source of light towards said ignition zone. 
   
   
       8 . The utility lighter, as recited in  claim 4 , wherein said illumination unit comprises at least one LED illuminator mounted at said illuminator housing in such a manner that when said illuminator housing is at said illumination position, said LED illuminator generates illumination as a point source of light towards said ignition zone. 
   
   
       9 . The utility lighter, as recited in  claim 2 , wherein said illumination arrangement further comprises an automatic switching mechanism provided on said illuminator housing to automatically switch on said illumination unit when said illuminator housing is moved from said idle position to said illumination position, and to automatically switch off said illumination unit when said illuminator housing is moved from said illumination position back to said idle position, wherein said automatic switching mechanism contains a switching indention indently formed on an upper surface of said tubular retention element, and comprises a depressible switch provided on a bottom surface of said illuminator housing to align with said switching indention when said illuminator housing is at said illumination position, such that when said illuminator housing is at said idle position, said depressible switch is undepressed to allow said illumination unit to be turned off, wherein when the illuminator housing is at said illumination position, said depressible switch is moved to engage with said switching indention so that said depressible switch is pushed to depress by said switching indention for turning on said illumination unit. 
   
   
       10 . The utility lighter, as recited in  claim 6 , wherein said illumination arrangement further comprises an automatic switching mechanism provided on said illuminator housing to automatically switch on said illumination unit when said illuminator housing is moved from said idle position to said illumination position, and to automatically switch off said illumination unit when said illuminator housing is moved from said illumination position back to said idle position, wherein said automatic switching mechanism contains a switching indention indently formed on an upper surface of said tubular retention element, and comprises a depressible switch provided on a bottom surface of said illuminator housing to align with said switching indention when said illuminator housing is at said illumination position, such that when said illuminator housing is at said idle position, said depressible switch is undepressed to allow said illumination unit to be turned off, wherein when the illuminator housing is at said illumination position, said depressible switch is moved to engage with said switching indention so that said depressible switch is pushed to depress by said switching indention for turning on said illumination unit. 
   
   
       11 . The utility lighter, as recited in  claim 8 , wherein said illumination arrangement further comprises an automatic switching mechanism provided on said illuminator housing to automatically switch on said illumination unit when said illuminator housing is moved from said idle position to said illumination position, and to automatically switch off said illumination unit when said illuminator housing is moved from said illumination position back to said idle position, wherein said automatic switching mechanism contains a switching indention indently formed on an upper surface of said tubular retention element, and comprises a depressible switch provided on a bottom surface of said illuminator housing to align with said switching indention when said illuminator housing is at said illumination position, such that when said illuminator housing is at said idle position, said depressible switch is undepressed to allow said illumination unit to be turned off, wherein when the illuminator housing is at said illumination position, said depressible switch is moved to engage with said switching indention so that said depressible switch is pushed to depress by said switching indention for turning on said illumination unit. 
   
   
       12 . The utility lighter, as recited in  claim 9 , wherein said automatic switching mechanism contains a switching indention indently formed on an upper surface of said tubular retention element, and comprises a depressible switch provided on a bottom surface of said illuminator housing to align with said switching indention when said illuminator housing is at said illumination position, such that when said illuminator housing is at said idle position, said depressible switch is undepressed to allow said illumination unit to be turned off, wherein when the illuminator housing is at said illumination position, said depressible switch is moved to engage with said switching indention so that said depressible switch is pushed to depress by said switching indention for turning on said illumination unit. 
   
   
       13 . The utility lighter, as recited in  claim 10 , wherein said automatic switching mechanism contains a switching indention indently formed on an upper surface of said tubular retention element, and comprises a depressible switch provided on a bottom surface of said illuminator housing to align with said switching indention when said illuminator housing is at said illumination position, such that when said illuminator housing is at said idle position, said depressible switch is undepressed to allow said illumination unit to be turned off, wherein when the illuminator housing is at said illumination position, said depressible switch is moved to engage with said switching indention so that said depressible switch is pushed to depress by said switching indention for turning on said illumination unit. 
   
   
       14 . The utility lighter, as recited in  claim 11 , wherein said automatic switching mechanism contains a switching indention indently formed on an upper surface of said tubular retention element, and comprises a depressible switch provided on a bottom surface of said illuminator housing to align with said switching indention when said illuminator housing is at said illumination position, such that when said illuminator housing is at said idle position, said depressible switch is undepressed to allow said illumination unit to be turned off, wherein when the illuminator housing is at said illumination position, said depressible switch is moved to engage with said switching indention so that said depressible switch is pushed to depress by said switching indention for turning on said illumination unit. 
   
   
       15 . The utility lighter, as recited in  claim 12 , wherein said depressible switch has a spherical shape, wherein a diameter of said switching indention is slightly less than a diameter of said depressible switch so that when said illuminator housing is at said illumination position, said depressible switch is pushed to depress to turn on said illumination unit. 
   
   
       16 . The utility lighter, as recited in  claim 13 , wherein said depressible switch has a spherical shape, wherein a diameter of said switching indention is slightly less than a diameter of said depressible switch so that when said illuminator housing is at said illumination position, said depressible switch is pushed to depress to turn on said illumination unit. 
   
   
       17 . The utility lighter, as recited in  claim 14 , wherein said depressible switch has a spherical shape, wherein a diameter of said switching indention is slightly less than a diameter of said depressible switch so that when said illuminator housing is at said illumination position, said depressible switch is pushed to depress to turn on said illumination unit. 
   
   
       18 . The utility lighter, as recited in  claim 3 , wherein said casing body comprises a first body member and a second body member detachably coupled with said first body member to receive said fuel storage compartment therebetween, wherein said retention element also forms a locking ring to securely lock up said first and second body members. 
   
   
       19 . The utility lighter, as recited in  claim 8 , wherein said casing body comprises a first body member and a second body member detachably coupled with said first body member to receive said fuel storage compartment therebetween, wherein said retention element also forms a locking ring to securely lock up said first and second body members. 
   
   
       20 . The utility lighter, as recited in  claim 17 , wherein said casing body comprises a first body member and a second body member detachably coupled with said first body member to receive said fuel storage compartment therebetween, wherein said retention element also forms a locking ring to securely lock up said first and second body members. 
   
   
       21 . The utility lighter, as recited in  claim 1 , wherein said illumination holder comprises a retention member attached on said casing body, wherein said illumination unit comprises a plurality of LED illuminators spacedly provided on a peripheral portion of said retention member for providing illumination toward said ignition zone as a parallel line source of light. 
   
   
       22 . The utility lighter, as recited in  claim 21 , wherein said casing body comprises a first body member and a second body member detachably coupled with said first body member to receive said fuel storage compartment therebetween, wherein said retention element also forms a locking ring to securely lock up said first and second body members.