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US5558430A Expired / Lapsed US ⏱️ 0.0 years remaining

Dual beam flashlight

Assignee: Artfield Manufacturing Co Ltd
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Filing: 1994-12-09
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Granted: 1996-09-24
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Expires: 2014-12-09
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Abstract

Abstract A dual beam flashlight has a primary fixed headlamp and a recessed rotatable secondary lamp energized only in the rotated position. Each lamp has its own energizing system to enable a user to utilize either lamp separately or to have both lamps illuminated.

Inventors

  • 👤 Donald J. Booty, Jr.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-10 01:16
CPC Classifications
F; F21; F21L; F21L4/00; F21L4/04; F21L4/02; F21V; F21V23/00; F21V23/04; F21V23/0414

Claims Analysis

Total Claims: 23
Claim 1
Independent Claim 201 words
A dual beam flashlight comprising: a flashlight body comprising a primary headlamp, a rotatable secondary lamp in a housing, a recess for the rotatable secondary lamp and housing, a first light switch, a second light switch, a first energizing source, and a second energizing source; the primary headlamp being located at a front end of the flashlight body and fixed in said flashlight body, said flashlight body having a top region and a bottom region; the rotatable secondary lamp being encased in the housing which is rotatable, said housing being positioned completely in the recess in said bottom region and proximate to the front end of said flashlight body; the first light switch positioned in the top region of the flashlight body, energizing only the primary headlamp from the first energizing source; and the second light switch energizing the secondary lamp only by the second energizing source when said secondary lamp in said housing is rotated out from the recess; whereby a user of said dual beam flashlight can illuminate darkened areas from the lamps of the dual beam flashlight selected from the fixed primary headlamp, the rotatable secondary lamp, and both the fixed primary headlamp and the rotatable secondary lamp.
Claim 2
Dependent Claim 201 words
A dual beam flashlight comprising: a flashlight body comprising a primary headlamp, a rotatable secondary lamp in a housing, a recess for the rotatable secondary lamp and housing, a first light switch, a second light switch, a first energizing source, and a second energizing source; the primary headlamp being located at a front end of the flashlight body and fixed in said flashlight body, said flashlight body having a top region and a bottom region; the rotatable secondary lamp being encased in the housing which is rotatable, said housing being positioned completely in the recess in said bottom region and proximate to the front end of said flashlight body; the first light switch positioned in the top region of the flashlight body, energizing only the primary headlamp from the first energizing source; and the second light switch energizing the secondary lamp only by the second energizing source when said secondary lamp in said housing is rotated out from the recess; whereby a user of said dual beam flashlight can illuminate darkened areas from the lamps of the dual beam flashlight selected from the fixed primary headlamp, the rotatable secondary lamp, and both the fixed primary headlamp and the rotatable secondary lamp.
Claim 3
Dependent Claim 34 words
The dual beam flashlight according to claim 1, wherein the rotatable secondary lamp is swivel mounted so as to be rotatable in an angle up to approximately 65°, and illuminates only at full extension.
Claim 4
Dependent Claim 27 words
The dual beam flashlight according to claim 1, including first wiring means configured such that only said primary headlamp is energized by utilizing the first light switch.
Claim 5
Dependent Claim 26 words
The dual beam flashlight according to claim 3, wherein said first light switch comprises a slide member located on said top region of the flashlight body.
Claim 6
Dependent Claim 34 words
The dual beam flashlight according to claim 1, including second wiring means configured such that only the rotatable secondary lamp is energized by rotating said lamp away from the recess of the flashlight body.
Claim 7
Dependent Claim 33 words
The dual beam flashlight according to claim 1, wherein the rotatable secondary lamp has a spring contact for energizing said lamp upon rotation of said rotatable secondary lamp away from the flashlight body.
Claim 8
Dependent Claim 27 words
The dual beam flashlight according to claim 6, wherein said spring contact has a rounded end ensuring smooth contact and smooth disconnection with the second energizing system.
Claim 9
Dependent Claim 29 words
The dual beam flashlight according to claim 1, including a detachable wrist strap situated proximate to a rear end and at said bottom region of the dual beam flashlight.
Claim 10
Dependent Claim 15 words
The dual beam flashlight according to claim 1, including independent batteries in each energizing source.
Claim 11
Dependent Claim 29 words
The dual beam flashlight according to claim 1, further including a hinged lens cap for the rotatable secondary lamp, and a hinged end cap attached to the flashlight body.
Claim 12
Dependent Claim 27 words
The dual beam flashlight according to claim 1, wherein the flashlight body has a flat rear end, whereby said flashlight body can stand upright for hands-free use.
Claim 13
Dependent Claim 22 words
The dual beam flashlight according to claim 1, including krypton bulbs for the fixed primary headlamp and the rotatable secondary rotatable lamp.
Claim 14
Dependent Claim 17 words
The dual beam flashlight according to claim 1, the flashlight body being fabricated from a plastic material.
Claim 15
Dependent Claim 45 words
The dual beam flashlight according to claim 13, wherein the flashlight body is made of a acrylonitrile-butadiene-styrene polymer, each lens for the primary headlamp and the rotatable secondary lamp is made of an acrylic polymer, and the slide switch is made of a polycarbonate polymer.
Claim 16
Dependent Claim 262 words
A dual beam flashlight comprising: a flashlight body comprising a primary headlamp, a rotatable secondary lamp in a housing, a recess for the housing, a first light switch, a second light switch, a first energizing source, and a second energizing source; the primary headlamp being located at a front end of the flashlight body and fixed in said flashlight body, said flashlight body having a top region and a bottom region; the rotatable secondary lamp being encased in the housing which is rotatable, said housing being positioned completely in the recess in said bottom region and proximate to the front end of said flashlight body; the first light switch positioned in the top region of the flashlight body, energizing only the primary headlamp from the first energizing source; the second light switch energizing the rotatable secondary lamp only by the second energizing source when said rotatable secondary lamp in said housing is rotated out from the recess; the rotatable secondary lamp having a spring contact, there further being a rounded end at one end thereof, ensuring smooth contact and smooth disconnection with the second energizing system, a bent end at an opposite end contacting the rotatable secondary lamp, and an intermediate pivoting loop, said spring contact energizing said rotatable secondary lamp upon rotation of the housing away from the flashlight body; whereby a user of said dual beam flashlight can illuminate darkened areas from the lamps of the dual beam flashlight selected from the fixed primary headlamp, the rotatable secondary lamp, and both the fixed primary headlamp and the rotatable secondary lamp.
Claim 17
Dependent Claim 262 words
A dual beam flashlight comprising: a flashlight body comprising a primary headlamp, a rotatable secondary lamp in a housing, a recess for the housing, a first light switch, a second light switch, a first energizing source, and a second energizing source; the primary headlamp being located at a front end of the flashlight body and fixed in said flashlight body, said flashlight body having a top region and a bottom region; the rotatable secondary lamp being encased in the housing which is rotatable, said housing being positioned completely in the recess in said bottom region and proximate to the front end of said flashlight body; the first light switch positioned in the top region of the flashlight body, energizing only the primary headlamp from the first energizing source; the second light switch energizing the rotatable secondary lamp only by the second energizing source when said rotatable secondary lamp in said housing is rotated out from the recess; the rotatable secondary lamp having a spring contact, there further being a rounded end at one end thereof, ensuring smooth contact and smooth disconnection with the second energizing system, a bent end at an opposite end contacting the rotatable secondary lamp, and an intermediate pivoting loop, said spring contact energizing said rotatable secondary lamp upon rotation of the housing away from the flashlight body; whereby a user of said dual beam flashlight can illuminate darkened areas from the lamps of the dual beam flashlight selected from the fixed primary headlamp, the rotatable secondary lamp, and both the fixed primary headlamp and the rotatable secondary lamp.
Claim 18
Dependent Claim 237 words
A dual beam flashlight comprising: a flashlight body comprising a primary headlamp, a secondary lamp and reflector, a rotatable housing within which is mounted said secondary lamp and reflector, means defining a recess within said body for the rotatable housing with its said secondary lamp and reflector, switch means for actuating said headlamp and said secondary lamp, battery means for energizing said headlamp and said secondary lamp, and electrical circuit means interconnecting said switch means, said battery means and said headlamp and said secondary lamp, said body having a top region and a bottom region; and means rotatably mounting said rotatable housing on a horizontal axis defined in and through at least a portion of said flashlight body, between said top region and said bottom region, and adjacent an end of said recess means, said body having a major length, said flashlight body and said rotatable housing being dimensioned and configured such that said housing is rotatable from a first position aligned with said body major length and substantially within said recess so as to form a part of said flashlight body, said primary headlamp and said secondary lamp being aimed in the same general direction in said first position, to a second position downwardly and away from said body major length, said secondary lamp being aimed to project light in the same plane and away from said headlamp when said housing is in said second position.
Claim 19
Dependent Claim 237 words
A dual beam flashlight comprising: a flashlight body comprising a primary headlamp, a secondary lamp and reflector, a rotatable housing within which is mounted said secondary lamp and reflector, means defining a recess within said body for the rotatable housing with its said secondary lamp and reflector, switch means for actuating said headlamp and said secondary lamp, battery means for energizing said headlamp and said secondary lamp, and electrical circuit means interconnecting said switch means, said battery means and said headlamp and said secondary lamp, said body having a top region and a bottom region; and means rotatably mounting said rotatable housing on a horizontal axis defined in and through at least a portion of said flashlight body, between said top region and said bottom region, and adjacent an end of said recess means, said body having a major length, said flashlight body and said rotatable housing being dimensioned and configured such that said housing is rotatable from a first position aligned with said body major length and substantially within said recess so as to form a part of said flashlight body, said primary headlamp and said secondary lamp being aimed in the same general direction in said first position, to a second position downwardly and away from said body major length, said secondary lamp being aimed to project light in the same plane and away from said headlamp when said housing is in said second position.
Claim 20
Dependent Claim 26 words
The dual beam flashlight according to claim 16, wherein said light switch means comprise a slide member located on said top region of said flashlight body.
Claim 21
Dependent Claim 18 words
The dual beam flashlight according to claim 16, wherein said flashlight body is fabricated from a plastic material.
Claim 22
Dependent Claim 30 words
The dual beam flashlight according to claim 16, further comprising means confining rotation of said rotatable housing from said first position through an angle of no more than 90 degrees.
Claim 23
Dependent Claim 24 words
The dual beam flashlight according to claim 16, wherein the overall length of said rotatable housing is substantially less than said body major length.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1999-09-24 2000-03-25 2000-09-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2003-09-24 2004-03-25 2004-09-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2007-09-24 2008-03-25 2008-09-24 $7700.00 Window Closed / Lapsed

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