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US2439496A - Flashlight - Google Patents

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Publication number
US2439496A
US2439496A US648510A US64851046A US2439496A US 2439496 A US2439496 A US 2439496A US 648510 A US648510 A US 648510A US 64851046 A US64851046 A US 64851046A US 2439496 A US2439496 A US 2439496A
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US
United States
Prior art keywords
cap
battery
hold
engage
flashlight
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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US648510A
Inventor
Szantay Donial
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to US648510A priority Critical patent/US2439496A/en
Application granted granted Critical
Publication of US2439496A publication Critical patent/US2439496A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells

Definitions

  • a flashlight comprising a tubular body adapted to hold a battery, a tubular cap fitting rotatably on the body, a transparent cover on the outer end of the cap, a reflector in the cap to carry a lamp in a position to engage the cen ter terminal on a battery in the body, a supporting member fitting in the cap and engaging the reflector to hold it in the cap, an axially extending contact strip on the supporting member extending into" the body toeng'a e the side of the battery,” and an insulatingiflapex'tendi'ng inward from the side of the body to move the strip away from the battery when the cap is turned to one position.
  • a flashlight comprising a tubular body 4 adapted to hold a battery, a tubular cap fitting .rotatably onthebody, a transparent cover on into the body and resiliently biased into engagement with the side of the battery, and 'aninsulating flap extending inward from theside of.
  • the body to move the strip away from the battery when'the cap is turned to oneposition.
  • a flashlight comprising a tubular body adapted to hold a battery, a cap fitting rotatably on the body, a lamp mounted in the cap in a position to engage the center terminal of a battery in the body, a contact strip in the cap connected to' the lamp and extendinginto the body to engage the side of the battery, interehgaging parts on the contact strip and the body to hold the cap against axial displacement on the body while permitting rotation thereof, and aninsi lating flap on the body extending inward from the side thereof to move the contact strip away from the battery when the cap is vturned to one. position.
  • a flashlight comprising a tubular body adapted to hold a battery, a cap fitting. rotatably on the body, a lamp mounted in the cap in a position to engage the center terminal of a.
  • a contact strip in the cap connected to the lam and extending into the body to engage the side of the battery, the body having a circumferentially extending groove on its interior, the strip having a projection thereon to fit into the groove to-hold the cap against axial displacement on the body, and'an insulating flap extending inward from the side of the body to move the strip away from the battery when the cap is turned to one position.
  • a reflector in the cap to carry fa lamp in a position to engage the center terminal on a battery in the body, a supporting member fittinginthe cap and engaging the refiectonto hold it in the cap, an axially extending contact strip on the supporting member extending into the body to engage the side of the battery, the body having a circumferentially extending groove on its interior, the strip having a projection thereon to fit into the groove to hold the cap against axial displacement on the body, and an insulating flap extending inward from the side of the body to move the strip away from the batterywhen the cap is turned to one position.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Battery Mounting, Suspending (AREA)

Description

April 13, 1948.
- 0, SZANTAY FLASHLIGHT Filed Feb. 18, 1946 vides an extremely simple construction which can be manufactured inexpensively and which can easily be held in and controlled by one hand.
While one embodiment of the invention has been shown and described in detail, it is to be' on the body, a lamp mounted in the cap in a position to engage the center terminal of a bat-1 tery in the body, a resilient contact strl'p in the cap connected to the lamp and extending 4. A flashlight comprising a tubular body adapted to hold a battery, a tubular cap fitting rotatably on the body, a transparent cover on the outer end of the cap, a reflector in the cap to carry a lamp in a position to engage the cen ter terminal on a battery in the body, a supporting member fitting in the cap and engaging the reflector to hold it in the cap, an axially extending contact strip on the supporting member extending into" the body toeng'a e the side of the battery," and an insulatingiflapex'tendi'ng inward from the side of the body to move the strip away from the battery when the cap is turned to one position.
5. A flashlight comprising a tubular body 4 adapted to hold a battery, a tubular cap fitting .rotatably onthebody, a transparent cover on into the body and resiliently biased into engagement with the side of the battery, and 'aninsulating flap extending inward from theside of.
the body to move the strip away from the battery when'the cap is turned to oneposition.
2. A flashlight comprising a tubular body adapted to hold a battery, a cap fitting rotatably on the body, a lamp mounted in the cap in a position to engage the center terminal of a battery in the body, a contact strip in the cap connected to' the lamp and extendinginto the body to engage the side of the battery, interehgaging parts on the contact strip and the body to hold the cap against axial displacement on the body while permitting rotation thereof, and aninsi lating flap on the body extending inward from the side thereof to move the contact strip away from the battery when the cap is vturned to one. position.
3; A flashlight comprising a tubular body adapted to hold a battery, a cap fitting. rotatably on the body, a lamp mounted in the cap in a position to engage the center terminal of a.
battery in the body, a contact strip in the cap connected to the lam and extending into the body to engage the side of the battery, the body having a circumferentially extending groove on its interior, the strip having a projection thereon to fit into the groove to-hold the cap against axial displacement on the body, and'an insulating flap extending inward from the side of the body to move the strip away from the battery when the cap is turned to one position.
the outer end of the cap, a reflector in the cap to carry fa lamp in a position to engage the center terminal on a battery in the body, a supporting member fittinginthe cap and engaging the refiectonto hold it in the cap, an axially extending contact strip on the supporting member extending into the body to engage the side of the battery, the body having a circumferentially extending groove on its interior, the strip having a projection thereon to fit into the groove to hold the cap against axial displacement on the body, and an insulating flap extending inward from the side of the body to move the strip away from the batterywhen the cap is turned to one position. I j
.. DANIEL SZANTAY.
REFERENCES CITED The following references are of record in the file of this patent:
' I UNITED STATES PATENTS Germany Sept; 28, 1933
US648510A 1946-02-18 1946-02-18 Flashlight Expired - Lifetime US2439496A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US648510A US2439496A (en) 1946-02-18 1946-02-18 Flashlight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US648510A US2439496A (en) 1946-02-18 1946-02-18 Flashlight

Publications (1)

Publication Number Publication Date
US2439496A true US2439496A (en) 1948-04-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
US648510A Expired - Lifetime US2439496A (en) 1946-02-18 1946-02-18 Flashlight

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2518437A (en) * 1947-08-23 1950-08-15 Butler Brothers Flashlight
US2744189A (en) * 1954-10-04 1956-05-01 Walter E Wudyka Portable lamp
US2852633A (en) * 1955-07-05 1958-09-16 Electric Storage Battery Co Flashlight construction
US2911521A (en) * 1957-12-16 1959-11-03 Ferdinand C Schetz Illuminator for lady's handbag
US4044245A (en) * 1972-11-14 1977-08-23 Mabuchi Motor Co. Ltd. Portable, multi-purpose, rechargeable cigarette lighter
US5590951A (en) * 1994-12-21 1997-01-07 Laser Products Ltd. Switch-less flashlights
US5629105A (en) * 1992-11-24 1997-05-13 Laser Products Corporation Flashlights and other battery-powered apparatus for holding and energizing transducers
US5642932A (en) * 1994-12-22 1997-07-01 Laser Products Corporation Combat-oriented flashlight
US6045236A (en) * 1996-08-09 2000-04-04 Black & Decker Inc. Twist on/off and adjustable focus flashlight
USRE40027E1 (en) * 1992-11-24 2008-01-22 Surefire, Llc Flashlights and other battery-powered apparatus for holding and energizing transducers

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE543228C (en) * 1932-02-03 Karl Puls Switching contact for electric torches and flashlights using a rotatable lens cap
DE585079C (en) * 1931-09-08 1933-09-28 Karl Puls Switching contact for electric flashlights with a rotating ring on the housing
US2259443A (en) * 1939-04-20 1941-10-21 Frank A Geier Illuminating cane and umbrella handle
US2340101A (en) * 1942-08-27 1944-01-25 Fredcraft Corp Flashlight structure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE543228C (en) * 1932-02-03 Karl Puls Switching contact for electric torches and flashlights using a rotatable lens cap
DE585079C (en) * 1931-09-08 1933-09-28 Karl Puls Switching contact for electric flashlights with a rotating ring on the housing
US2259443A (en) * 1939-04-20 1941-10-21 Frank A Geier Illuminating cane and umbrella handle
US2340101A (en) * 1942-08-27 1944-01-25 Fredcraft Corp Flashlight structure

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2518437A (en) * 1947-08-23 1950-08-15 Butler Brothers Flashlight
US2744189A (en) * 1954-10-04 1956-05-01 Walter E Wudyka Portable lamp
US2852633A (en) * 1955-07-05 1958-09-16 Electric Storage Battery Co Flashlight construction
US2911521A (en) * 1957-12-16 1959-11-03 Ferdinand C Schetz Illuminator for lady's handbag
US4044245A (en) * 1972-11-14 1977-08-23 Mabuchi Motor Co. Ltd. Portable, multi-purpose, rechargeable cigarette lighter
US5629105A (en) * 1992-11-24 1997-05-13 Laser Products Corporation Flashlights and other battery-powered apparatus for holding and energizing transducers
USRE40027E1 (en) * 1992-11-24 2008-01-22 Surefire, Llc Flashlights and other battery-powered apparatus for holding and energizing transducers
US5590951A (en) * 1994-12-21 1997-01-07 Laser Products Ltd. Switch-less flashlights
US5642932A (en) * 1994-12-22 1997-07-01 Laser Products Corporation Combat-oriented flashlight
US6045236A (en) * 1996-08-09 2000-04-04 Black & Decker Inc. Twist on/off and adjustable focus flashlight

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