WO2013000405A1 - Alarm for flashlight - Google Patents

Alarm for flashlight Download PDF

Info

Publication number
WO2013000405A1
WO2013000405A1 PCT/CN2012/077588 CN2012077588W WO2013000405A1 WO 2013000405 A1 WO2013000405 A1 WO 2013000405A1 CN 2012077588 W CN2012077588 W CN 2012077588W WO 2013000405 A1 WO2013000405 A1 WO 2013000405A1
Authority
WO
WIPO (PCT)
Prior art keywords
conductive
buzzer
flashlight
conflict
alarm
Prior art date
Application number
PCT/CN2012/077588
Other languages
French (fr)
Chinese (zh)
Inventor
杨文浩
Original Assignee
东莞金唐五金电器制造有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to CN201120223755.X priority Critical
Priority to CN 201120223755 priority patent/CN202142139U/en
Application filed by 东莞金唐五金电器制造有限公司 filed Critical 东莞金唐五金电器制造有限公司
Publication of WO2013000405A1 publication Critical patent/WO2013000405A1/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0064Health, life-saving or fire-fighting equipment
    • F21V33/0076Safety or security signalisation, e.g. smoke or burglar alarms, earthquake detectors; Self-defence devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21LLIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00Electric lighting devices with self-contained electric batteries or cells
    • F21L4/005Electric lighting devices with self-contained electric batteries or cells the device being a pocket lamp

Abstract

An alarm (100) for a flashlight comprises a mounting base (1), a buzzer base (2), a buzzer (3), a buzzer drive circuit board (4), a switch controller (5) and a conductive component (6). The buzzer (3) and the buzzer drive circuit board (4) are arranged in the buzzer base (2). The buzzer base (2), the conductive component (6) and the switch controller (5) are arranged in the mounting base (1). The conductive component (6) comprises a conductive nail (61), a fixed ring (62), a conductive fiberboard (63), a conductive ring (64) and a conductive spring (65). The upper end of the conductive nail (61) is contacted with the negative electrode of the power supply (201) of the flashlight (200). The lower end of the conductive nail is electrically connected with the negative electrode of the buzzer drive circuit board (4). The conductive fiberboard (63) is electrically connected with the positive electrode of the buzzer drive circuit board (4). The conductive spring (65) is electrically contacted with the conductive fiberboard (63) and the conductive ring (64) respectively. The conductive ring (64) is sleeved outside the fixed ring (62) and is contacted with the positive electrode of the power supply (201) of the flashlight (200). The alarm (100) for a flashlight makes the flashlight (200) have various functions, such as alarming, calling, reminding and the like, and is convenient to carry and use.

Description

BACKGROUND flashlight ^ gen alarm device

The present invention relates to an alarm device, and particularly to a flashlight mounted in the tail of the flashlight for use alarm buzzer alarm. Background technique

With the continuous improvement of people's living standard, outdoor recreational activities has gradually become a relaxing leisure, camping and other activities are also very popular, and one equipped with a flashlight is essential for people to outdoor activities at night.

Currently flashlight which structures are generally mounted in the battery housing flashlight, the bulb is mounted at the front end and the poly mask, connected to a battery through the bulb to emit light to illuminate the user. Now on the market only a single flashlight lighting functions, although you can turn on at night in case of emergency lighting functions directly using their flashlights to attract people's attention, so as a tool for alarm or distress signal; however, when during the day in case when an emergency situation, with different ray of sunlight flashlight is not obvious, therefore, a simple light-emitting function is clearly not attract attention, in the daytime is generally not suitable for a flashlight or distress as a tool alarm signal. For this reason, normally, when people outdoor activities, not only equipped with flashlights, but also equipped with other devices such as sounding an alarm for survival. However, too much equipment makes it very inconvenient to carry, to use there is a certain degree of difficulty.

Based on the above deficiencies, a need for a beep alarm installation alarm flashlights flashlight tail. SUMMARY

The present invention aims to provide a flashlight mounted in the tail of the flashlight for use alarm buzzer alarm.

To achieve the above object, the present invention provides a flashlight with alarm, the alarm buzzer suitable for installation at the end of the flashlight, comprising a mounting seat, seat buzzer, beeper, buzzer driving circuit board, the switch controller and a conductive component, the mount is mounted to the inner torch; the buzzer is mounted on the mounting seat inner race; a buzzer buzzer mounted within said housing; the buzzer driving circuit buzzer plate mounted within said housing and electrically connected to the buzzer; the switch controller is mounted on the tip mounting seat, and the buzzer driving circuit board is electrically connected; the said conductive elements mounted in the mount and the buzzer fixing seat, said electrically conductive elements respectively driving circuit board, said conductive assembly comprising a staple and a conductive power supply and the torch buzzer, fixed Subject turns negative electrode electrically, conductive fiber, conductive ring and a conductive spring, the upper end of the torch power the conductive staple, the lower end of the conductive staple driving the buzzer circuit board Contacts electrically connected to the conductive staple fixed to the fixed ring, said retainer ring is fixed to the conductive fiber, the conductive fiber is connected to the buzzer driving circuit electrically contacts the positive electrode plate, the conductive spring is sleeved outside of the circle to the fixed lower end of the conductive fiber with the conductive spring are electrically incompatible, the upper end of the conductive spring are electrically conductive ring with the conflict, the conductive ring sleeved the fixing of the loop and the positive electrode is electrically incompatible with the torch power supply.

Preferably, the mount includes a base and a coupling nut connected to the connecting base and the connecting nut and threaded connection structure was hollow and open at both ends. By connecting the base and the connecting nut nut connection, so that the mount can be folded fractional structure, making it easier to install the internal components, easy maintenance, and quick.

Preferably, the alarm further comprises a flashlight platen buzzer, the buzzer is mounted on the mounting platen and pressed against the inner race is fixed to the buzzer. Platen press using the buzzer holding the buzzer, the buzzer enable the buzzer is firmly fixed to the seat, preventing the buzzer jitter occurs within the buzzer holder or displacement affecting beep function.

Preferably, the switch controller comprises a switch control panel, and a sponge pad switch cap, said cap sleeved switch button switch to the switch control panel, the foam pad and sleeved to said switch control panel between the switch cap, said switch control panel is mounted within the mounting seat. Said switch control panel controls the buzzer driver circuit turned on or off, the sponge pad capable of said switch control panel from the outside, play a role of insulation, covering the switch cap to the switch control button panel, button functions of insulation and protection of the switch control panel.

In particular, the flashlight further includes alarm sound cover, the cover is attached to the acoustic flashlight tail portion, and the center of the hollow structure and to accommodate the switch cap. Using the acoustic cover of the buzzer sound can be heard outside, and to prevent outside impurities from entering the impact sound by the buzzer function within the flashlight tail.

Preferably, the assembly further comprises a conductive wire that is connected at one end to the electrically conductive fiber, and the other end connected to the mounting base. When the mount is in the operating state may be charged, and therefore, the conductive lead is connected to the fiber mount the power supply electrodes of the flashlight is turned on, thereby eliminating amount of the mounting seat.

Preferably, the alarm further comprises a flashlight elastic member, the elastic assembly comprises a staple conflict, conflict spring plate and the spring, the spring conflict built inside the conductive staple, the staple and one end of the electrically conflict of conflict, the other end of the spring plate are electrically incompatible, the spring plate electrically connected to the negative electrode of conflict cylinder power. By providing the staple within said conductive spring conflict, conflict with the elastic force of the spring pushes the staple conflict, conflict with the staple holder connected to the negative power source, so as to ensure the possibility of connecting the power supply conductive staple reliability.

In particular, the conflict nail defines a receiving hole, and a flange extending end, the receiving hole accommodating one end of the spring is inconsistent, and the bottom surface of the receiving hole with the spring conflict conflict, the Subject to the bottom surface of the flange may be electrically conductive staples, to prevent the conflict from the conductive staple staple.

Since the present invention by the buzzer, the buzzer driving circuit board mounted on the base buzzer, and the switch controller, and the conductive base buzzer assembly mounted to the mounting base sequence , so that the entire alarm system is attached to the tail of the flashlight, occupation volume is very small, very compact; and, the conductive staple abuts against the negative electrode and the negative power source electrically connected to the buzzer driving circuit board, so that the said buzzer driving circuit board connected to the negative power supply to achieve, and the conductive rings and the conductive spring is sleeved outside of the circle to the fixed, electrically conductive by the elastic action of the spring, the positive electrode by the buzzer driving circuit board conductive fiber holder connected to the positive electrode of the power supply, so as to constitute a circuit providing power to the buzzer driving circuit board, to the buzzer driving circuit board to be turned on or off by operating the switch controller, alarm buzzer in order to achieve, compared to the conventional single flashlight emission, the present invention allows a flashlight having a flashlight alarm with the alarm call, mention Case and other functions, for sports, camping and other outdoor activities or emergencies survive outside has played a very important role, but also directly mounted on the flashlight, the increase flashlight features that make it easy to carry, easier to use. BRIEF DESCRIPTION

Figure 1 is an embodiment of the present invention - - Gen flashlights only a cross-sectional view of the flashlight is mounted to the rear of embodiment 2 is the embodiment of the present invention - - cross-sectional view of the flashlight was Gen j's.

Another cross-sectional view of the flashlight's only Gen j - FIG. 3 is an embodiment of the present invention -.

FIG 4 is an embodiment of the present invention - - exploded view of the flashlight with only Burgundy j's.

FIG 5 is an embodiment of the present invention - - a further exploded view of the flashlight was Gen j's.

Cross-sectional view of the flashlight's only Gen j - FIG. 6 is an embodiment of the present invention -.

FIG. 7 is an embodiment of the present invention - - Burgundy only flashlight exploded schematic j DETAILED DESCRIPTION

Example embodiment of the present invention, a shown in FIGS. 1 and 2, flashlight 100 is mounted at the end of the alarm flashlight 200 includes a mounting seat 1, the seat 2 buzzer, the buzzer 3, a buzzer drive circuit board 4, switch controller 5, conductive elements 6, 7 and audio buzzer platen cover 8. The buzzer driving circuit board 4 and the buzzer 3 is mounted within the housing 2 buzzer, the buzzer is mounted on the mounting base 2 inside the housing 1. The conductive elements 6, the seat 2 buzzer, the buzzer 7 and platen 5 to the switch controller from inside to outside is attached to the inner race 1 is mounted, the mount 1 is attached to the inner torch 200 , the acoustic cover 8 is mounted on the tip 200 of the flashlight.

The mount comprises a connecting base 11 and the connecting nut 12, the connecting base 11 and the connecting nut 12 is screwed, so that the mount can be folded to become a fractional structure, making it easier to install the internal components, maintenance easy and fast. After the mount and connected to a hollow structure open at both ends and to facilitate the 2, 3 buzzer, buzzer driving circuit board 4, the controller 5 switches the buzzer assembly and the conductive base 6 receiving it internal.

The buzzer seat 2 has a hollow structure and is open at both ends and attached to the inner mounting 1; the buzzer 3 is attached to the base 2 of the buzzer; the buzzer driving circuit board 4 buzzer mounted within the base 2, and is electrically connected by conductor 41 to the buzzer 3, the buzzer driving circuit board 4 for controlling the buzzer 3. The platen Ί buzzer mounted on the mount 1 and pressed against the buzzer 3 is fixed. The pressure holding the pressure plate 7 buzzer 3 buzzer, the buzzer can 3 is firmly fixed to the base 2 of the buzzer, the buzzer to prevent the buzzer 3 Block 2 beep function affect the jitter or shift.

In conjunction with FIGS. 3 and 4, the conductive elements 4 6 mounted to the mounting and fixing base 2 with the inner one buzzer, and the power source respectively 201 and 200 flashlight buzzer driving circuit board 4 electrically connected. The conductive assembly 6 includes a conductive staple 61, the retainer ring 62, conductive fiber 63, conductive ring 64, conductive leads 66 and spring 65. The upper end 61 of the conductive staple · ί flashlight's negative power source 201 contact 200, fixed to the lower end of the fixed ring 62, the staple 61 through a conductive wire 42 and the buzzer driving circuit board 4 connected to the negative electrode, so that the buzzer driving circuit board 4 connected to the negative power supply. The retainer ring 62 is fixed by screws 63 to the conductive fiber, the conductive fiber buzzer 63 is fixed to the base 2 and the positive electrode 4 is electrically connected by a lead wire 63a of the buzzer driving circuit board the conductive spring 65 is sleeved to the fixed outer ring 62, and one end of the fiber 63 is electrically conductive contact's 4, the other end of the electrically conductive ring 64 4 & apos contact, said conductive sleeve ring 64 connected to the stationary outer ring 62, and due to the elastic biasing force of the spring 65 so that the conductive end 200 of the torch power supply positive electrode 201 of the conflict so that the positive electrode of the buzzer and the driving circuit board 4 the positive electrode 201 is electrically connected to the power supply. The leads 66 - terminal 63 with the electrically conductive fiber, and the other end connected to the mounting base 1, since the mounting base 1 may be charged while in operation, therefore, the lead 66 is connected to the the mount of the power supply 1 and the flashlight 200 is turned on electrode 201, thereby eliminating a charge on the mounting said electrically conductive fiber 63.

The switch controller 5 is mounted at the end of the mounting seat 1, 4 and 43 are electrically connected by wires and the buzzer driving circuit board, the switch controller 5 is turned on or off for driving the buzzer circuit board circuit 4 so as to control the buzzer of the buzzer driving circuit board of three of the four loop circuit, the buzzer beeps 3 state or in a muting state. The switch controller 5 comprises a switch control panel 51, foam pad 52 and the switch cap 53, the switch cap to the switch control panel 53 is sleeved on the switch button 51, the foam pad 52 is sleeved to the switch between the control board 51 and the switch cap 53, the switch control panel 51 is mounted on the mount 1. Said switch control panel 51 controls the buzzer driving circuit 4 is turned on or off, can the sponge pad 52 of the switch control panel 51 from the outside, play a role of insulation, the switch cap 53 covering to said switch control panel on the button 51, the button functions of insulation and protection of the switch control panel 51. The acoustic cover 8 is attached to the end of the flashlight 200, and the center of the hollow structure and to accommodate the switch cap 53. 8 using the acoustic cover the buzzer sound may be emitted from the outgoing 3 outside, and to prevent the impact sound function outside impurities into the torch through the buzzer 200 3 tail.

The above, and in conjunction with FIG. 5, the alarm device 100 when the flashlight is not used, the switch controller 5 switches to the open state, so that the conductive staple 61, the buzzer driving circuit board 4, electrically conductive fiber 63, a conductive spring ring 65 and the conductive circuit 64 is OFF state, the buzzer 3 is muted. When an emergency occurs, press the switch cap 53, thereby pressing the switch on the switch control panel 51, the switch control panel 51 to the buzzer driving circuit board 4 is turned on, the conductive nail 61, the buzzer driving circuit board 4, the conductive fiber 63, a conductive spring 65 and conductive ring 64 consisting of a closed loop, the buzzer driving current supply circuit board 4 after the beep sound buzzer 3, whereby the external alarm, call or reminder signal.

According to a second embodiment of the present invention shown in FIG. 6 and FIG. 7, the flashlight is mounted in the tail of the flashlight with alarm 200 300, according to a second embodiment of the present embodiment comprises a mounting base 1 in the buzzer base 2, the buzzer 3 , 6, 7 and audio buzzer cover all the platen assembly buzzer driving circuit board 4, the switch controller 5, the conductive member 8. Two mount embodiment 1 of the present embodiment, the seat 2 buzzer, the buzzer 3, 4, the switch controller 5, the buzzer driving circuit board conductive elements 6, 8 of Example 7 and a buzzer sound pressure plate cover the same connection relationship and function of the components, the description is not repeated here. Further, according to the second embodiment of the present assembly further comprises a resilient 9, the resilient assembly 9 comprises a staple 91 conflict, conflict springs 92 and spring plate 93, the conflict receiving hole 91 defines a staple 91a, and the end flange 91b extending , the receiving hole 91a receiving one end of the s · ί contact spring 92, and the bottom surface of the receiving hole 91a of the spring 92 with the conflict conflict, the conflict in the flange 91b may be electrically conductive staple 61 the bottom surface 91 to prevent the conflict from the conductive staple 61 staple. Subject to the spring 92 built inside the conductive staple 61, and the other end of the spring plate 93 are electrically incompatible, the spring plate 93 electrically connected to the lower end of the conductive staple 61, the conflict nail head 91 of the nail protrude the upper end of the conductive staple 61 and the negative electrode of the torch 4 is 201's power supply contact. By providing the spring 92 within the conflict conductive staple 61 by the elastic force of the spring 92 conflict pushes the staple 91 conflict, conflict with the staple holder 91 is connected to the negative power supply, thus ensuring that the conductive staple 61 may be connected to the power supply reliability.

Since the present invention by the buzzer 3, 4 buzzer driving circuit board mounted on the base 2 of the buzzer, and the switch controller 5, and the conductive base 2 buzzer assembly 6 in turn mounted 1 to the mounting base, so that the entire alarm system is mounted on the tail of the flashlight, occupation volume is very small, very compact; and, the conductive staple 61 abuts against a negative power source 201 and the buzzer driver circuit the negative plate 4 is electrically connected to the buzzer driving circuit board 4 electrically connected to the negative power supply, and the conductive ring 64 and the conductive spring 65 is sleeved on said outer retainer ring 62 using conductive elastic action of the spring 65, the positive electrode of the buzzer driving circuit board 63 holding the positive electrode 4 is electrically connected to the power source 201 through the conductive fiber, thereby providing a composition of the buzzer driving circuit power board 4, by the operation the switch controller 5, to the buzzer driving circuit board 4 to be turned on or off, alarm buzzer in order to achieve, compared to the traditional single light emitting flashlight, the flashlight of the present invention with alarm 100 With alarm so that the flashlight 200, call reminder function, outdoor sports activities, camping or other emergencies, etc. outwardly survival play an important role, and is directly mounted on the flashlight 200, 200 increase the function of the flashlight, make it easy to carry, easier to use.

The present invention flashlight involved alarm buzzer driving circuit structure 100 and the work principle of the circuit board 4 and the switching controller 5 are those of ordinary skill in the art, and will not be described fine companion.

Merely preferred examples of the present invention disclosed above it, of course, not intended to limit the scope of the present invention as claimed, made according to the practical equivalent changes made in a range of new patent, still within the scope of the present invention covered .

Claims

A flashlight alarm, buzzer alarm installation suitable for the tail of the flashlight, characterized in that, comprising:
Mount, the mount mounted within said torch;
Block buzzer, the buzzer is mounted on the mounting seat inner race;
The buzzer, the buzzer is mounted within the housing buzzer;
Buzzer driving circuit board, the buzzer driving circuit board mounted within said housing and connected to the buzzer buzzer electrically;
Switch controller, the switch controller is mounted to the end of the mount and is connected to the buzzer driving circuit board electrically; and
Conductive elements, said conductive elements and the mounting base is fixed buzzer, the driving circuit board conductive elements are electrically connected to the power supply and the torch beep, the conductive elements within the mount comprises negative negative contact electrically conductive staple conflict, the retainer ring, the conductive fiber, electrically conductive ring and a conductive spring, the upper end of the torch power the conductive staple, the lower end of the conductive staple driving the buzzer circuit board point electrically connected to the conductive staple fixed to the fixed ring, said fixed ring secured to the electrically conductive fiber, electrically connected to the positive contact of the conductive fiber and the buzzer driving circuit board, the said conductive spring is sleeved outside of the circle to the fixed lower end of the conductive fiber with the conductive spring are electrically incompatible, the upper end of the conductive spring are electrically conductive ring with the conflict, the conductive ring to the socket Incoming and said fixing power of the torch 4 Di positive electrical contact.
2. A flashlight according to claim 1 alarm, characterized in that: said mount comprises a coupling nut connecting base and the connecting base and the connecting nut and threaded and has a hollow structure open at both ends.
3. A flashlight according to claim 1 with the alarm device, wherein: said flashlight further comprising alarm buzzer platen, said platen is mounted to the mounting buzzer inner race and pressed against the fixed buzzer.
4. A flashlight according to claim 1 alarm, wherein: said switch controller comprises a switch control panel, and a sponge pad switch cap, said switch cap is sleeved on said switch control panel switch button the sponge pad is sleeved between the switch cap and the switch control panel, said switch control panel is mounted within the mounting seat.
5. The flashlight of claim 4 with the alarm as claimed in claim, wherein: said flashlight further comprising alarm sound cover, the cover is attached to the acoustic flashlight tail portion, and the center of a hollow structure and accommodating the said switch cap.
6. A flashlight according to claim 1 with the alarm device, wherein: said assembly further comprises a conductive wire that is connected at one end to the electrically conductive fiber, and the other end connected to the mount.
7. The flashlight of claim 1 with the alarm device, characterized in that: said alarm further comprises a flashlight elastic member, the elastic assembly comprises a staple conflict, conflict springs and spring plate, said spring built in conflict the inner conductive staple, the staple and one end of the electrically incompatible conflict, the other end of the spring plate are electrically incompatible, the spring plate is electrically connected to the lower end of the conductive staple, the staple conflict the upper end of the conductive stud protruding nail and the flashlight with the negative power source electrically conflict.
8. The flashlight alarm according to claim 7, wherein: said conflict defines a staple receiving hole, and a flange extending end, the receiving hole for accommodating the contact spring s · ί end, and a bottom surface of the receiving hole with the spring conflict conflict, the conflict may be at a bottom surface of the flange of the conductive nail, staple prevent the conflict from the conductive staple.
PCT/CN2012/077588 2011-06-29 2012-06-27 Alarm for flashlight WO2013000405A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201120223755.X 2011-06-29
CN 201120223755 CN202142139U (en) 2011-06-29 2011-06-29 Alarm for flashlight

Publications (1)

Publication Number Publication Date
WO2013000405A1 true WO2013000405A1 (en) 2013-01-03

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ID=45553189

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/077588 WO2013000405A1 (en) 2011-06-29 2012-06-27 Alarm for flashlight

Country Status (2)

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CN (1) CN202142139U (en)
WO (1) WO2013000405A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103574299A (en) * 2013-11-14 2014-02-12 西安华科光电有限公司 LED flashlight

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202165815U (en) * 2011-06-23 2012-03-14 东莞金唐五金电器制造有限公司 Emergency lighting device
CN202142139U (en) * 2011-06-29 2012-02-08 东莞金唐五金电器制造有限公司 Alarm for flashlight
CN103343887B (en) * 2013-06-07 2015-11-25 东莞金唐五金电器制造有限公司 Warning lights and flashlights of the warning system having a warning light

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US6186641B1 (en) * 1999-06-30 2001-02-13 Pelican Products, Inc. Flashlight and charging system
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CN201110468Y (en) * 2007-11-12 2008-09-03 吴婉芬 Electric torch
CN202142139U (en) * 2011-06-29 2012-02-08 东莞金唐五金电器制造有限公司 Alarm for flashlight
CN202165815U (en) * 2011-06-23 2012-03-14 东莞金唐五金电器制造有限公司 Emergency lighting device
CN102384361A (en) * 2011-06-23 2012-03-21 东莞金唐五金电器制造有限公司 Multifunctional electric torch

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CN87204011U (en) * 1987-03-17 1988-05-11 湖南省长沙火柴厂 Multi-function alarm torch
CN2154511Y (en) * 1992-11-17 1994-01-26 叶金源 Multipurpose baton
US6186641B1 (en) * 1999-06-30 2001-02-13 Pelican Products, Inc. Flashlight and charging system
US20040252491A1 (en) * 2003-06-10 2004-12-16 Armament Systems And Procedures, Inc. Printed circuit board lamp
CN201110468Y (en) * 2007-11-12 2008-09-03 吴婉芬 Electric torch
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Publication number Priority date Publication date Assignee Title
CN103574299A (en) * 2013-11-14 2014-02-12 西安华科光电有限公司 LED flashlight

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