Flashlight with a lamp base module mounted fixedly in a barrel thereof

A lamp base module adapted to be mounted in a conductive barrel of a flashlight, and adapted for seating of a lamp thereon, the lamp having a pair of lamp terminals, said lamp base module comprising:

• a first insulator base member having top and bottom sides, first and second terminal receiving holes that extend from said top side toward said bottom side, and a pair of base coupling holes that extend from said top side toward said bottom side;
• a first conductor mounted in said first terminal receiving hole, and having an end portion that extends radially along said top side of said first insulator base member;
• a second conductor mounted in said second terminal receiving hole, and having an end portion that extends radially along said bottom side of said first insulator base member;
• a hollow conductive seat disposed above said first insulator base member, and having an upright wall portion adapted to establish electrical contact with the barrel, a first flange portion that extends radially and inwardly from a bottom end of said upright wall portion and that is disposed on top of said end portion of said first conductor so as to establish electrical contact therewith, and a second flange portion that extends radially and outwardly from a top end of said upright wall portion and that is adapted to be seated on a distal end face of the barrel;
• and
• a second insulator base member disposed in said conductive seat, and having top and bottom sides, and first and second terminal extension holes that extend from said top side to said bottom side and that are aligned respectively with said first and second terminal receiving holes so as to be adapted to permit the lamp terminals to extend respectively through said first and second terminal extension holes and into said first and second terminal receiving holes for enabling electrical connection between the lamp terminals and said first and second conductors, said second insulator base member further having a pair of coupling arms that extend into said base coupling holes for coupling together said first and second insulator base members.

A lamp base module adapted to be mounted in a conductive barrel of a flashlight, and adapted for seating of a lamp thereon, the lamp having a pair of lamp terminals, said lamp base module comprising:

• a first insulator base member having top and bottom sides, first and second terminal receiving holes that extend from said top side toward said bottom side, and a pair of base coupling holes that extend from said top side toward said bottom side;
• a first conductor mounted in said first terminal receiving hole, and having an end portion that extends radially along said top side of said first insulator base member;
• a second conductor mounted in said second terminal receiving hole, and having an end portion that extends radially along said bottom side of said first insulator base member;
• a hollow conductive seat disposed above said first insulator base member, and having an upright wall portion adapted to establish electrical contact with the barrel, and a first flange portion that extends radially and inwardly from a bottom end of said upright wall portion and that is disposed on top of said end portion of said first conductor so as to establish electrical contact therewith;
• and
• a second insulator base member disposed in said conductive seat, and having top and bottom sides, and first and second terminal extension holes that extend from said top side to said bottom side and that are aligned respectively with said first and second terminal receiving holes so as to be adapted to permit the lamp terminals to extend respectively through said first and second terminal extension holes and into said first and second terminal receiving holes for enabling electrical connection between the lamp terminals and said first and second conductors, said second insulator base member further having a pair of coupling arms that extend into said base coupling holes for coupling together said first and second insulator base members,
• wherein said upright wall portion is formed with an anodized coating piercing pointed protrusion that is adapted to pierce through an inner anodized coating of the barrel so as to establish electrical contact with the barrel.

A flashlight comprising:

• a conductive barrel having top and bottom end portions and adapted for housing a battery unit therein;
• a lamp having a pair of lamp terminals;
• and
• a lamp base module mounted in said top end portion of said barrel, said lamp base module including
• a first insulator base member having top and bottom sides, first and second terminal receiving holes that extend from said top side toward said bottom side, and a pair of base coupling holes that extend from said top side toward said bottom side,
• a first conductor mounted in said first terminal receiving hole, and having an end portion that extends radially along said top side of said first insulator base member,
• second conductor mounted in said second terminal receiving hole, and having an end portion that extends radially along said bottom side of said first insulator base member and that is adapted to establish electrical contact with the battery unit housed in said barrel,
• a hollow conductive seat disposed above said first insulator base member, and having an upright wall portion that contacts fittingly and electrically said barrel, and a first flange portion that extends radially and inwardly from a bottom end of said upright wall portion and that is disposed on top of said end portion of said first conductor so as to establish electrical contact therewith, and
• a second insulator base member disposed in said conductive seat, and having top and bottom sides, and first and second terminal extension holes that extend from said top side to said bottom side and that are aligned respectively with said first and second terminal receiving holes,
• said lamp terminals extending respectively through said first and second terminal extension holes and into said first and second terminal receiving holes, and establishing electrical connection with said first and second conductors, respectively,
• said second insulator base member further having a pair of coupling arms that extend into said base coupling holes for coupling together said first and second insulator base members.

A flashlight comprising:

• a conductive barrel having top and bottom end portions and adapted for housing a battery unit therein;
• a lamp having a pair of lamp terminals;
• and
• a lamp base module mounted in said top end portion of said barrel, said lamp base module including
• a first insulator base member having top and bottom sides, first and second terminal receiving holes that extend from said top side toward said bottom side, and a pair of base coupling holes that extend from said top side toward said bottom side,
• a first conductor mounted in said first terminal receiving hole, and having an end portion that extends radially along said top side of said first insulator base member,
• a second conductor mounted in said second terminal receiving hole, and having an end portion that extends radially along said bottom side of said first insulator base member and that is adapted to establish electrical contact with the battery unit housed in said barrel,
• a hollow conductive seat disposed above said first insulator base member, and having an upright wall portion that contacts fittingly and electrically said barrel, a first flange portion that extends radially and inwardly from a bottom end of said upright wall portion and that is disposed on top of said end portion of said first conductor so as to establish electrical contact therewith, and a second flange portion that extends radially and outwardly from a top end of said upright wall portion and that is adapted to be seated on a distal end face of said barrel, and
• a second insulator base member disposed in said conductive seat, and having top and bottom sides, and first and second terminal extension holes that extend from said top side to said bottom side and that are aligned respectively with said first and second terminal receiving holes,
• said lamp terminals extending respectively through said first and second terminal extension holes and into said first and second terminal receiving holes, and establishing electrical connection with said first and second conductors, respectively,
• said second insulator base member further having a pair of coupling arms that extend into said base coupling holes for coupling together said first and second insulator base members.