Impacting mechanism for impacting a piezo-electric body

Claim 2

An impacting mechanism for impacting a piezoelectric body in a piezoelectric ignition device comprising a piezoelectric body; an enclosure including a pair of opposite engaging portions in side walls thereof; a hammer supported in said enclosure away from said piezoelectric body to impact the latter and having a track-like opening; a spring loaded pin accomodated in said track-like opening in said hammer and engaging with said pair of opposite engaging portion in said enclosure to maintain said hammer away from said piezoelectric body; a manipulator for manipulating said hammer to impart a blow against said piezoelectric body and having a portion adapted to engage with said pin to move transversely in said track-like opening the latter along said pair of opposite engaging portions and an impacting force storing spring disposed between said hammer and said manipulator and compressed over said transverse movement of said pin to store impacting force therein.

Claim 3

An impacting mechanism for impacting a piezoelectric body in a piezoelectric ignition device comprising a peizoelectric body; a chassis provided therein with said piezoelectric body and formed in the form of U-shaped casing and having a pair of opposite engaging portion walls thereof; a hammer rotatably supported on an axis within said chassis and formed therein with a track-like opening; a spring loaded pin accomodated in said track-like opening in said hammer and adapted to engage with said pair of opposite engaging portion in said chassis to maintain said hammer away from said piezoelectric body; a manipulator adapted to manipulate said hammer and having a portion adapted to engage with said spring loaded pin to move transversely in said track-like opening the latter along said pair of opposite engaging portion, said manipulator being rotatably supported by said axis which supports said hammer; and an impacting force storing spring disposed between said hammer and said manipulator and compressed over said transverse movement of said pin in said track-like opening to store impacting force therein.

Claim 4

An impacting mechanism for impacting a piezoelectric body in a piezoelectric ignition device comprising a peizoelectric body; a chassis provided therein with said piezoelectric body and formed in the form of U-shaped casing and having a pair of opposite engaging portion walls thereof; a hammer rotatably supported on an axis within said chassis and formed therein with a track-like opening; a spring loaded pin accomodated in said track-like opening in said hammer and adapted to engage with said pair of opposite engaging portion in said chassis to maintain said hammer away from said piezoelectric body; a manipulator adapted to manipulate said hammer and having a portion adapted to engage with said spring loaded pin to move transversely in said track-like opening the latter along said pair of opposite engaging portion, said manipulator being rotatably supported by said axis which supports said hammer; and an impacting force storing spring disposed between said hammer and said manipulator and compressed over said transverse movement of said pin in said track-like opening to store impacting force therein.

Claim 5

A liquified gas fueled lighter utilizing a piezoelectric ignition device as an igniting source comprising a casing; a reservoir disposed in said casing and having a fuel spouting valve including a movable nozzle; a piezoelectric ignition device including a piezoelectric body, an enclosure formed with a pair of opposite engaging portions in sidewalls thereof and disposing therein said piezoelectric body, a hammer supported in said enclousre away from said piezoelectric body to impact the latter and having a track-like opening, a spring loaded pin accomodated in said track-like opening in said hammer and engaging with said pair of opposite engaging portions in said enclosure to maintain said hammer away from said piezoelectric body, a manipulator for manipulating said hammer to impart a blow to said piezoelectric body, and having a portion adapted to engage with said pin to move transversely in said track-like opening the latter along said pair of opposite engaging portions, and an impacting force storing spring disposed between said hammer and said manipulator and compressed over said transVerse movement of said pin to store impacting force therein; and a spark gap formed above said said movable nozzle and electrically connected in series with said piezoelectric body.

Claim 6

A liquified gas fueled lighter utilizing a piezoelectric ignition device as an igniting source comprising a casing; a reservoir disposed in said casing and having a fuel spouting valve including a movable nozzle; a piezoelectric ignition device including a piezoelectric body, an enclosure formed with a pair of opposite engaging portions in sidewalls thereof and disposing therein said piezoelectric body, a hammer supported in said enclousre away from said piezoelectric body to impact the latter and having a track-like opening, a spring loaded pin accomodated in said track-like opening in said hammer and engaging with said pair of opposite engaging portions in said enclosure to maintain said hammer away from said piezoelectric body, a manipulator for manipulating said hammer to impart a blow to said piezoelectric body, and having a portion adapted to engage with said pin to move transversely in said track-like opening the latter along said pair of opposite engaging portions, and an impacting force storing spring disposed between said hammer and said manipulator and compressed over said transVerse movement of said pin to store impacting force therein; and a spark gap formed above said said movable nozzle and electrically connected in series with said piezoelectric body.

Claim 7

An impacting mechanism for impacting a piezoelectric body in a piezoelectric ignition device according to claim 1 in which said mechanism further comprising a return spring for returning said manipulator to its normal position.

Claim 8

An impacting mechanism for impacting a piezoelectric body in a piezoelectric ignition device according to claim 1, in which said pair of opposite engaging portions in said enclosure have L-shaped configuration comprising a transverse section along which said pin moves transversely in said track-likE opening in said hammer and a vertical section along which said pin moves vertically together with said hammer thereby to impart a blow against said piezoelectric body.

Claim 9

An impacting mechanism for impacting a piezoelectric body in a piezoelectric ignition device according to claim 1, in which said mechanism disposes coaxially said enclosure, said piezoelectric body, said hammer, said impacting force storing spring and said manipulator, said enclosure and said manipulator being in the form of a cylindrical configuration.

Claim 10

An impacting mechanism for impacting a piezoelectric body in a piezoelectric ignition device according to claim 1 in which said spring loaded pin having a stop portion thereon, and said spring for baising said pin is disposed in said track-like opening in said hammer and having a barrier adapted to prevent fit-off of said spring from said track-like opening.

Claim 11

A mechanism for striking a piezoelectric body in a piezoelectric ignition device comprising a piezoelectric body, hammer means including track means, means for maintaining said hammer means substantially at a first predetermined position spaced from said piezoelectric body, means for exerting a force of selected direction and predetermined magnitude on said hammer means while said hammer means is at said first predetermined position whereby said hammer means will become cocked, and means for releasing said cocked hammer whereby the exerted force will propel said hammer means to a second predetermined position where said hammer means will strike against said piezoelectric body whereby a spark will be produced at the spark gap of the piezoelectric ignition device, said maintaining and releasing means including chassis means having opposing side wall portions, said side wall portions including opposing substantially L-shaped openings, rod means extending through said track means into said openings for interconnecting said hammer means and said chassis means whereby said hammer means will be maintained substantially at said first predetermined position when said rod means is displaced along one portion of said L-shaped openings and displacement of said rod means along a second perpendicularly related portion of said L-shaped openings will result in said hammer means being displaced to said second position, means for retaining said rod means within said one portion of said L-shaped openings until said hammer means has been worked, means for positioning said rod means in substantially overlying relationship with the second portion of said L-shaped openings when said hammer means has been cocked whereby said hammer means will be propelled to said second position.

Claim 12

A mechanism for striking a piezoelectric body in a piezoelectric ignition device comprising a piezoelectric body, hammer means including track means, means for maintaining said hammer means substantially at a first predetermined position spaced from said piezoelectric body, means for exerting a force of selected direction and predetermined magnitude on said hammer means while said hammer means is at said first predetermined position whereby said hammer means will become cocked, and means for releasing said cocked hammer whereby the exerted force will propel said hammer means to a second predetermined position where said hammer means will strike against said piezoelectric body whereby a spark will be produced at the spark gap of the piezoelectric ignition device, said maintaining and releasing means including chassis means having opposing side wall portions, said side wall portions including opposing substantially L-shaped openings, rod means extending through said track means into said openings for interconnecting said hammer means and said chassis means whereby said hammer means will be maintained substantially at said first predetermined position when said rod means is displaced along one portion of said L-shaped openings and displacement of said rod means along a second perpendicularly related portion of said L-shaped openings will result in said hammer means being displaced to said second position, means for retaining said rod means within said one portion of said L-shaped openings until said hammer means has been worked, means for positioning said rod means in substantially overlying relationship with the second portion of said L-shaped openings when said hammer means has been cocked whereby said hammer means will be propelled to said second position.

Claim 13

A mechanism according to claim 8 wherein said track means extends substantially parallel to said one portion of said L-shaped openings when said hammer means is at said first predetermined position.

Claim 14

A mechanism according to claim 9 further comprising means for returning said hammer means from said second position to said first position.

Claim 15

A mechanism according to claim 10, wherein said retaining means comprises spring means compressively mounted within said track means for urging said rod means towards one end of said track means.

Claim 16

A mechanism for striking a piezoelectric body in a piezoelectric ignition device comprising a piezoelectric body, hammer means including track means means for maintaining said hammer means substantially at a first predetermined position spaced from said piezoelectric body, means for exerting a force of selected direction and predetermined magnitude on said hammer means while said hammer means is at said first predetermined position whereby said hammer means will be cocked, and means for releasing said cocked hammer whereby the exerted force will propel said hammer means to a second predetermined position where said hammer means will strike against said piezoelectric body whereby a spark will be prodUced at the spark gap of the piezoelectric ignition device, said maintaining and releasing means including chassis means having opposing side wall portions, said side wall portions including opposing openings having substantially L-shaped engaging surfaces, rod means extending through said track means into said openings for interconnecting said hammer means and said chassis means whereby said hammer means will be maintained substantially at said first predetermined position when said rod means is displaced along one portion of said L-shaped engaging surfaces and displacement of said rod means along a second substantially perpendicularly related portions of said L-shaped engaging surfaces will result in said hammer means being displaced to said second position, means for maintaining said rod means in engaging relation with said one portion of said L-shaped engaging surface until said hammer means has been cocked, means for maintaining said rod means in engaging relation with the second portion of said L-shaped engaging surface when said hammer means has been cocked whereby said hammer means will be propelled to said second position.

Claim 17

A mechanism for striking a piezoelectric body in a piezoelectric ignition device comprising a piezoelectric body, hammer means including track means means for maintaining said hammer means substantially at a first predetermined position spaced from said piezoelectric body, means for exerting a force of selected direction and predetermined magnitude on said hammer means while said hammer means is at said first predetermined position whereby said hammer means will be cocked, and means for releasing said cocked hammer whereby the exerted force will propel said hammer means to a second predetermined position where said hammer means will strike against said piezoelectric body whereby a spark will be prodUced at the spark gap of the piezoelectric ignition device, said maintaining and releasing means including chassis means having opposing side wall portions, said side wall portions including opposing openings having substantially L-shaped engaging surfaces, rod means extending through said track means into said openings for interconnecting said hammer means and said chassis means whereby said hammer means will be maintained substantially at said first predetermined position when said rod means is displaced along one portion of said L-shaped engaging surfaces and displacement of said rod means along a second substantially perpendicularly related portions of said L-shaped engaging surfaces will result in said hammer means being displaced to said second position, means for maintaining said rod means in engaging relation with said one portion of said L-shaped engaging surface until said hammer means has been cocked, means for maintaining said rod means in engaging relation with the second portion of said L-shaped engaging surface when said hammer means has been cocked whereby said hammer means will be propelled to said second position.

Claim 18

A mechanism according to claim 12 wherein said track means extends substantially parallel to said one portion of said L-shaped engaging surfaces when said hammer means is at said first predetermined position.

Claim 19

A mechanism according to claim 13 further comprising means for returning said hammer means from said second position to said first position.