WO2011100242A1 - Portable light having a rotatable head - Google Patents
Portable light having a rotatable head Download PDFInfo
- Publication number
- WO2011100242A1 WO2011100242A1 PCT/US2011/024045 US2011024045W WO2011100242A1 WO 2011100242 A1 WO2011100242 A1 WO 2011100242A1 US 2011024045 W US2011024045 W US 2011024045W WO 2011100242 A1 WO2011100242 A1 WO 2011100242A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- light body
- head
- coaxial
- hanger
- Prior art date
Links
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
- F21L4/04—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of a light source housing portion adjustably fixed to the remainder of the device
- F21L4/045—Pocket lamps
-
- 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
- F21L4/02—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of two or more light sources
- F21L4/022—Pocket lamps
- F21L4/027—Pocket lamps the light sources being a LED
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/088—Clips; Clamps
- F21V21/0885—Clips; Clamps for portable lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/096—Magnetic devices
- F21V21/0965—Magnetic devices for portable lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Definitions
- the present invention relates to a portable light and, in particular, to a portable light having a certain movable parts.
- Portable lights such as flashlights and other lights
- Many portable lights seem to have features directed to a limited range of uses, while a user might prefer a light with more flexible usability.
- the SURVIVOR® light available from Streamlight, Inc. of Eagleville, Pennsylvania, for example, is a "professional light” that is intended for use in rugged conditions, such as those that may be encountered by firefighters, police, other law enforcement personnel, industrial environments, and the like.
- the SURVIVOR® light has a spring loaded clip and attachment ring and has a head fixed in position relative to its body.
- the SYCLONE® light available from Streamlight, Inc. has a rotating clip by which it may be hung from a belt or strap, and has a light-producing head that is articulated relative to its body.
- the LITEBOX® light also available from Streamlight, Inc. has a light producing head that is pivotable relative to its body.
- - 2 - can be mounted to a body part, e.g., the head or a hat or helmet. Yet others may desire a light that can stand on a horizontal surface. Heretofore, no portable light is known to have been available that addresses such varied desires.
- lights intended for many of such areas of use should be robust and durable so as to better withstand the rigors and usual hazards of certain use environments.
- a portable light may comprise a light body and a light head rotatable relative to the light body.
- the light head may comprise a light source that may be pivotable relative to a base of the light head.
- the light source may be electrically connected to the light body by rotatable coaxial connections between the light head and the light body and by rotatable coaxial electrical connections between the base of the light head and the light source.
- the light may comprise a hanger movable relative to the light body, or may comprise one or more magnets on the light body, or may comprise a hanger movable relative to the light body and one or more magnets on the light body.
- the hanger may be movable in a track of the light body.
- the light body and light head may be connected together at a rotatable connection by a split retainer having projections and/or recesses corresponding to complementary recesses and/ or projections on the light body.
- FIGURE 1 is a perspective view of an example embodiment of a portable light
- FIGURE 2 is a front view of the example portable light
- FIGURE 3 is a side view of the example portable light
- FIGURE 4 is a rear view of the example portable light; P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- FIGURE 5 is an exploded view of the example portable light
- FIGURES 6A and 6B are an exploded view of the rear side of the example light body and a perspective view of an example hanger housing assembly, respectively;
- FIGURE 7 is an exploded view of the head assembly of the example portable light
- FIGURES 8A, 8B and 8C are exploded front and side views and a cross-sectional view, respectively, of the head assembly of the example portable light;
- FIGURES 9A and 9B are an exploded view and a cross-sectional view, respectively, of the electronic assembly, and FIGURE 9C is a perspective view of a heat sink member thereof;
- FIGURE 10A is a perspective view of an example reflector useful with the example portable light, and FIGURE 10B is a cross-sectional view thereof;
- FIGURE 11 is a side view of an example embodiment of a portable light having a magnet and a hanger
- FIGURE 12 is a rear view of the example portable light of FIGURE 11;
- FIGURE 13 is an exploded view of the magnet assembly of the example portable light of FIGURES 1 1 and 12;
- FIGURES 14A and 14B are rear and front exploded perspective views, respectively, of an example embodiment of a portable light having a clip and a magnet;
- FIGURES 15A and 15B are rear and front exploded perspective views, respectively, of an example embodiment of a magnet useful with a portable light.
- a portable light of the present arrangement preferably has a light head that is movable over a wide range of positions with respect to a light body thereof, and/or preferably is mountable on various objects in different manners.
- the light head is rotatable about a first axis that passes through the light body and is rotatable about a second axis that is substantially orthogonal to the first axis.
- the portable light is hangable from or hookable to or clipable to a variety of objects and/or is magnetically attachable to a metal object, thereby to allow hands-free use if desired.
- Such portable light may preferably be made of one or more substantial plastic materials and/or of other durable and robust materials. Other features may be provided as set forth in the following description.
- Portable light 10 comprises a light body 100 to which a head assembly 200 is rotatable mounted, being rotatably retained thereon by retainer ring 180.
- Light body 100 comprises a housing 110 which has an internal cavity for receiving a battery or other source of electrical power therein. Access to the cavity of housing 110, e.g., for inserting or removing a battery or other electrical power source, maybe via a cover 130 in base 120 that is openable by releasing latch 150 and moving cover 130 about hinge 140.
- Switch 160 on body 110 actuates an electrical switch that controls the application and removal of electrical power from light source 250 and may also control the manner in which such power is applied, e.g., for dimming and un- dimming, for flashing, strobing, and different brightness settings, for momentary ON and continuous ON, operating conditions.
- Head assembly 200 is preferably fully rotatable about the central axis 101 of light body 100, i.e. at least 360 ° of rotation, and electrical contacts which are described below provide electrical conduction paths between light body 100 and head assembly 200. While electrical connections between light body 100 and light head 200 may allow 360 ° of rotation, it is preferred that electrical contacts that provide unrestricted rotation be employed.
- Head assembly 200 alternatively referred to as light head 200, comprises a pivot base 210 that is rotatably mounted to light body 100, preferably for at least the full 360 ° of rotation.
- Light head 200 further comprises a light source 250 that is pivotably (rotatably) P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- pivot base 210 mounted to pivot base 210 and that preferably is pivotable (rotatable) about axis 201 by about 180 ° relative to pivot base 210.
- the pivotable mounting of light source 250 to pivot base 210 may preferably provide at least 180 ° of pivoting (rotation), however, it may provide greater or lesser angular pivoting (rotation) depending upon the external shapes of pivot base 210 and light source 250. For example, where pivot base 210 is taller, then angular pivoting
- light source 250 is freely positionable using a combination of rotation and pivoting to any position within at least about a complete hemisphere with respect to light body 100.
- This arrangement provides an advantage to a user who may mount the light 10 to an object and then have great freedom in directing the light produced by light source 250 in a desired direction.
- Hanger housing assembly 300 includes a housing or member 310 that attaches to light body 100 and that includes various arrangements for attaching light 10 to an object.
- housing member 310 may define a track 320 or slot 320 in which a hanger 330 may be engaged.
- Track 320 presents externally as an elongated slot 320 that is narrower than is track 320 internal to housing member 310 so that hanger 330 is engaged to light body 100 by an enlarged end 332 of hanger 330 that is captive in track 320.
- Hanger 330 is preferably free to be moved to a desired position along the length of track 320, as well as being moved angularly relative to housing 310 and being rotated relative to housing member 310.
- portable light 10 may be attached or hung from other objects in a different positions, thereby to be convenient for a user to aim the light from light source 250 in a desired direction.
- Track 320 may be of a size and shape to provide a desired degree of resistance to the movement of enlarged end 332 of hanger 330 therein.
- enlarged end 332 is spherical and is only slightly smaller in diameter than is track 320 so as to allow hanger 330 to freely move in track 320 from end to end and angularly, whereby light 10 tends to either hang in an orientation with either head assembly being generally up or base 120 being generally up.
- the fit between track 320 and hanger 330 may be made tighter so that hanger 330 does not so easily move in track 320 or may be made looser so that hanger 330 moves more freely therein.
- housing member 310 is shaped to define an external groove or P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- hanger 330 preferably is shaped to have an offset proximate the enlarged end 332 thereof that rides in track 320, thereby to be able to be placed in a storage position against housing member 310.
- Storage groove 350 of housing 310 is preferably shaped so that hanger 330 bears against one or more sides or edges of groove 350, e.g., by a lip or ridge or other feature, thereby to be retained in groove 350 on the back of light 10 with sufficient force that it will not fall out, but not so much force that it cannot easily be removed for use by a user of light 10.
- Housing member 310 also preferably includes one or more magnets 340 by which portable light may be attached to a ferromagnetic object, e.g., a vehicle, structure or any other object, such as a steel object.
- a ferromagnetic object e.g., a vehicle, structure or any other object, such as a steel object.
- four magnets 340 may be provided as illustrated so as to provide spaced apart locations of magnetic attachment to the metal object which tends to provide for a more stable mounting thereon.
- light 10 may be attached by less than all of the provided magnets 340.
- Magnets 340 may be utilized to attach portable light 10 to a vertical surface or to a horizontal surface or to a surface in any other orientation, and light 10 may be attached with light body 100 generally vertical or horizontal or any other orientation, thereby to provide flexibility for a user to orient light 10 and position light source 200 thereof relative to light body 100 so that light can be directed as a user desires. It is noted that when hanger 330 is stored in recess 350, it is preferably recessed, e.g., is closer to light body housing 110 than is the plane defined by the magnets 340, thereby to not interfere with magnetically attaching light 10 to an object.
- FIGURE 5 is an exploded view of the example portable light 10
- FIGURES 6A and 6B which are an exploded view of the rear side of the example light body 100 and a perspective view of an example hanger housing assembly 300, respectively
- FIGURES 8A and 8B which are exploded front and side views, respectively, of head assembly 200.
- Light body 100 typically includes a molded housing 110 that has an internal cavity into which a source of electrical power, typically a battery, maybe placed for energizing light 10, such as through a covered opening in its base 120.
- a source of electrical power typically a battery
- the battery includes a battery pack that includes plural batteries, e.g., 4 size AA batteries, in a shaped case, e.g., a molded plastic P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- the battery or batteries may include a single-use battery, e.g., an alkaline cell battery, or may include a rechargeable battery, e.g., a NiMH or a lithium- ion cell battery.
- a switch 160 on one side of light housing 110 controls operation of light 10.
- Switch 160 includes a pushbutton actuator 162 that is disposed in opening 118 of housing 110 and is maintained therein by retainer ring 164. Pressing on actuator 162 causes it to move inward into opening 118 and to press against an electrical switch 162 therein.
- Head assembly 200 is rotatably attached to the upper end of light body 100 and is retained thereon by retainer ring 180.
- Head assembly 200 includes a pivot base 210 that interfaces with housing 110 and provides part of a pivotable connection to light source or light head 250.
- the base end of pivot base 210 has an outward circular flange 212 and has a groove 213 for receiving an O-ring 186 that seals the rotating joint between head 200 and light body 100.
- Housing 110 has an outward circular flange 112 at its upper end that is of like size to flange 212 of head 200, and that defines a groove 111.
- the cylindrical end of pivot base 210 slips into the circular opening of housing 110 and circular flanges 112 and 212 are adjacent each other.
- Retainer ring 180 is typically a split ring (a ring 180 having a split 181) that can be spread apart so that it can be placed over flanges 112, 212 and then brought back together so as to hold flanges 112, 212 captive, and can be secured in a closed condition.
- O-ring 186 bears against both parts 110, 210, to provide a rotatable seal.
- a generally cylindrical electronics and switch assembly or module 400 fits into the opening at the upper end of housing 110 and includes various electrical and electronic elements for the electrical operation of light 10.
- Module 400 includes outer and inner circular contacts 432, 434 on its one end and has a circuit board 460 extending axially from its outer surface that carries an electrical switch 462 at its far end. When module 400 is placed into the opening at the upper end of housing 110, circuit board 460 extends into the interior of housing 110 to locate switch 462 behind the pushbutton switch 160 so that it is actuated when actuator 162 is pressed.
- Module 400 preferably has two battery contacts 482, 484 extending into the interior cavity of housing 110 and is maintained in housing 110 by fasteners 408.
- Assembly of the rotatable joint between light body 100 and head assembly 200 is preferably as follows. First, module 400 is placed into housing 110 and optionally is fastened 408 therein, either before or after switch actuator 160 and/or cover 130 are assembled to housing 110. Pivot base 210 of assembled head 200 with O-ring 186 in groove 213 of pivot base 210 is P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- retainer 180 which has a groove 182 in the inner surface thereof is placed over flanges 112, 212 so that flanges 112, 212 are captive in the groove 182 thereof, thereby to prevent separation of light body 100 and head assembly 200 while providing a rotatable joint therebetween.
- Retainer 180 maybe secured in a closed position by any suitable arrangement.
- a preferred arrangement for securing retainer ring 180 in its closed position on light 10 employs a cooperation of various features of retainer ring 180, of light housing 110 and optionally of an element attached to light housing 110, e.g., hanger assembly 300.
- retainer 180 has projections, e.g., prongs, 184, one on either side of the split 181 therein, that extend axially, e.g., in the direction of housing 110 when retainer 180 is on housing 1 10. Prongs 184 move apart when ring 180 is spread and come closer together when ring 180 is closed.
- Housing 110 of light body 100 has complementary recesses 104 at the upper end thereof that are spaced apart by substantially the same distance as are prongs 184 when retainer 180 is closed, so when retainer ring 180 is placed onto housing 1 10 and closed, prongs 184 become disposed in recesses 104 thereby to maintain retainer ring 180 in the closed condition.
- prongs 184 and recesses 104 preferably cause prongs 184 to "snap" into and remain in recesses 104.
- additional security against retainer 180 opening maybe provided by a member that attaches to housing 110, e.g., hanger housing 300, wherein hanger housing 310 has a pair of recesses 304 at the upper end thereof that is adjacent retainer 180 when hanger housing 310 is attached to light body 100.
- Recesses 304 are located and spaced apart so that the portion of prongs 184 that are not fully in recesses 104 will be in recesses 304, thereby to prevent displacement of prongs 304 that could allow split retainer ring 180 to open.
- the arrangement of pivot base 210, housing 110 and retainer ring 180 advantageously facilitate efficient assembly of light 10.
- the base 120 of housing 110 has a hinged cover 130 that covers the opening to the battery cavity of housing 110.
- Cover hinge 140 is provided by the hinge plates 144 molded in housing 110 and hinge plate 134 at one end of cover 130, each of which have a hole therethrough into which hinge pin 144 is placed.
- the opposite end of cover 130 has latch clip 136 disposed in holes in cover 130 that clips over latch projection 116 of housing 110 thereby to provide cover latch 150.
- Cover 130 typically has an O-ring 138 for sealing the opening of housing 110.
- Cover 130 may also include charging contacts 135, 137 for connecting a rechargeable battery inside of P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- a rechargeable battery may be a battery pack that includes plural batteries, e.g., 4 size AA NiMH or lithium-ion cell rechargeable batteries, in a shaped case, e.g., a molded plastic case.
- Hanger housing assembly 300 includes a housing 310 that attaches to one side of housing 110 for preferably providing a hanger 330 and magnets 340 by which light 10 may be supported from a suitable object. It is noted that hanger housing 310 preferably has two locking recesses 304 at one end thereof that may receive projections 184 for securing retainer ring 180 on housing 1 10 as described above. Hanger housing 310 is shaped at its base to generally fit against housing 110 and to cover receptacles 108 thereof which are to receive the fasteners 348 that attach hanger housing assembly 300 to housing 110.
- Hanger housing 310 is shaped at its exposed side to provide for hanger 330 and magnets 340.
- Track 320 of housing is an elongated opening that presents as an elongated slot 320 on the surface of housing 310 and that is of greater width within housing 310 so that a hanger 330 having an enlarged end 332 in track 320 is retained therein and is movable therein.
- Track 320 may be generally circular in cross-sectional shape, e.g, so as to retain a generally spherical end 332 of hanger 330 therein.
- track 320 may also include a recess 119, e.g., a curved recess 119 in housing 110 that cooperates with the shape of the part of track 320 provided by housing 310 to provide a track 320 having more of a complete circular cross-sectional shape.
- a recess 119 e.g., a curved recess 119 in housing 110 that cooperates with the shape of the part of track 320 provided by housing 310 to provide a track 320 having more of a complete circular cross-sectional shape.
- Hanger 330 has a hanger portion 334 for being placed on or over an object from which light 10 is to be suspended or hung, has a shaft portion 336 into which an offset is provided so that hanger 330 maybe placed to lie generally flat on housing 310, and has an enlarged end 332 that rides in track 320 of housing 310 so that hanger 330 may be moved to various locations and positions relative to light body 100.
- Enlarged portion 332 may be generally spherical in shape as illustrated so that hanger 330 may be moved or may move relatively freely relative to housing 310 and light body 100.
- hanger 330 maybe moved along the length of track 320, shaft portion 336 may be angled to any position within a generally cone-shaped volume of positions relative to housing 310, and hanger 330 maybe rotated about the axis of shaft portion 336 so that hook end 334 has essentially 360 ° of rotation relative to housing 310. While hanger 330 may be hook-shaped as illustrated in a preferred embodiment, it may have any P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- - 10 - desired shape in view of how it will be utilized, e.g., an eye shape, a tee shape, a loop shape, a nail-head shape, or a combination thereof.
- the exterior surface of housing 310 is shaped so as to provide a recess, groove and/or track 350 generally of like shape to hanger 330 so that hanger 330 may be placed into recess 350, e.g., for storage. While the shape and size of recess 350 maybe made to receive hanger 330 in a manner that retains hanger 330 therein, retention of hanger 330 in recess 350 may be provided by other features, e.g., by projecting tabs or lips 343 that extend towards recess 350 from magnet receptacles 342. As illustrated, recess 350 is generally hook or oval shaped to correspond to the hook 334 shape of example hanger 330. Preferably, groove 350 is arranged so that when hanger 330 is therein, hanger 330 is substantially flush along the hanger housing 310 in a way that it is not likely to interfere with attaching light 10 to an object using magnets 340.
- Hanger housing 310 preferably has a plurality of cup-shaped magnet receptacles
- a recess 345 may be provided on the reverse side of hanger housing 310, e.g., under each of magnet receptacles 342, so that fastener receptacles 108 that extend from housing 110 may extend into recesses 345 for helping to properly position housing 310 on light body housing 110.
- hanger 330 and magnets 340 are complemented by the ability of light head 250 to rotate at least 360 ° about light body 100 and also rotate (pivot) about 180 ° about pivot base 210, whereby the light produced by light head 250 may be easily directed in virtually any direction a user may desire.
- Hanger housing assembly 300 is preferably assembled as follows. Hanger 330 is placed in track 320 from the rear of hanger housing 310 before housing 310 is attached to housing 110, e.g., because the slot 320 in hanger housing 310 is narrower than is the enlarged end 332 of hanger 330 and is wider than is the shaft 336 of hanger 330. Magnets 344 are placed into magnet cups 342 which are placed into receptacles 342 of hanger housing 310. Hanger housing P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- housing 310 The arrangement of housing 310, track 320 hanger 330 and magnets 340 advantageously facilitate efficient assembly of light 10.
- Head assembly 200 is further described and its assembly is described in relation to
- FIGURE 7 which is an exploded view of a head assembly 200 of the example portable light 10, and to FIGURES 8A, 8B and 8C which are exploded front and side views and a cross-sectional view, respectively, thereof.
- Pivot base 210 is preferably a molded housing 211 that has a surface 218 that is at about 90 ° to the plane of the rotaryjoint provided by flanges 112, 212 and retainer ring 180.
- Light head 250 is preferably a molded housing 251 that has a surface 258 that is at about 90 ° to the plane of the LED assembly 270 and lens 285 thereof.
- surfaces 218 and 258 of housings 211, 251 are adjacent and move relative to each other when light head 250 is pivoted relative to pivot base 210, and so surfaces 218, 258 may be generally flat or may have other complementary shapes .
- O-ring 202 therebetween provides a seal between surfaces 218, 258, e.g., for the pivot joint.
- the rotation axis of the pivo table joint between pivot base 210 and light head 250 is substantially perpendicular to surfaces 218, 258, and passes through a generally centrally located circular opening 219, 259 in each of surfaces 218, 258 of housings 211, 251 into which the various elements of the pivot joint are placed.
- the pivot joint not only allows relative movement of light head 250 with respect to pivot base 210, but also provides for electrically conductive connections 220, 230 through the pivot joint so that electrical power from the power source in light body 100 may be applied to the LED light source elements 270 of head 200.
- each of housings 211, 215 of pivot base 210 and head 250 has a respective larger opening 215, 255 for access and convenience in assembling the pivot joint.
- Plugs 214, 254 cover openings 215, 255, respectively, in housings 211, 215 after assembly of the pivot joint is completed.
- the pivot joint is provided by an inner metal eyelet 234 that is inside an outer metal eyelet 224, and that are separated by a coaxial generally cylindrical insulating spacer 244 P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Each of eyelets 224 and 234 has a pre-formed head at one end and is otherwise cylindrical before being crimped into place in head assembly 200.
- Outer metal eyelet 224 may be placed through the hole in metal contact 226 and then through the hole 259 in head housing 251 and through hole 219 in pivot housing 211, with eyelet 224 passing through O-ring 202 between housings 211 , 251.
- Contact assembly 222 is inserted into a hole in pivot base housing 211 that is perpendicular to the plane of the rotating joint of flanges 112, 212, so that contact pin 223 thereof extends towards electronic module 400 for making electrical connection to circular contact 434 thereof under the urging of spring 225 thereof when head assembly 200 is assembled to light body 100.
- the end of outer metal eyelet 224 protruding inside housing 211 is placed through metal ring 221 of contact assembly 222.
- metal eyelet 224 is pressed inwardly into place through holes 219, 259 through the opening 255 in housing 251, metal eyelet 224 is crimped down over contact ring 221, whereby a first electrical connection 220 is made through the pivot joint via metal ring 221, outer metal eyelet 224 and metal contact 226, while crimped metal eyelet 224 provides the mechanically rotatable pivot joint between pivot base 210 and light head 250.
- Insulating spacer 244 may be placed through the center of outer metal eyelet 224.
- Contact assembly 232 is inserted into a hole in pivot base housing 211 that is perpendicular to the plane of the rotating joint of flanges 112, 212, so that contact pin 233 thereof extends towards electronic module 400 for making electrical connection to circular contact 432 thereof under the urging of spring 235 thereof when head assembly 200 is assembled to light body 100.
- Inner metal eyelet 234 is placed through the hole in metal contact 236 and through the center opening of insulating spacer 244, and insulating spacer 242 is placed over the protruding end of inner metal eyelet 234 in housing 211. The end of inner metal eyelet 234 protruding into housing 211 passes through contact ring 231 of contact assembly 232.
- Metal spring (wave) washer 246 and metal washer 248 are placed on the end of inner metal eyelet 234, after which the end of inner metal eyelet 234 is crimped down on metal washer 248, whereby a second electrical connection 230 is made through the pivot joint via metal ring 231, inner metal eyelet 234, metal contact 226, and washers 246, 248.
- Light head 250 further includes an LED and heat sink assembly 270 for producing light when energized through the conducting paths 220, 230.
- LED assembly 270 includes, e.g., at least one light emitting diode (LED) 274, and preferably two LEDs 274 that are on a circuit board 272 and are thermally coupled to heat sink 276.
- the prong ends of metal contacts 226, 236 preferably extend into and are soldered into electrically conductive holes in circuit board 272 when LED assembly 270 is inserted into the oval shaped opening of light housing 251.
- LED and heat sink assembly 270 may be attached to light head 250 by fasteners 278 that extend through heat sink 276 and into receptacles 257 of light housing 251.
- Reflector 260 has a reflecting portion 262 and has openings 264 in the base thereof in which LEDs 274 become disposed when reflector 260 is placed into the oval shaped opening of light housing 251 adjacent to LED assembly 270.
- Reflecting portion 262 may be of a desired shape, such as a parabolic shape or a squared (rectangular) trapezoidal shape, as may be desired.
- the surface or surfaces of reflector 260 are typically smooth or polished or mirrored for better reflectivity, and the reflecting surface or surfaces thereof may be shaped so as to provide a flood light beam or a spot light beam, as may be desired.
- a squared trapezoidal reflector typically has a rectangular base having one or more openings for one or more LEDs 274, and has four trapezoidal sloped surfaces extending forward toward the plane of lens 285 so as to define a substantially rectangular opening proximate lens 285; such reflector 260 may have a generally planar surface substantially parallel to lens 285 to which planar surface the four trapezoidal surfaces intersect and an oval periphery similar to that of lens 285.
- the oval-shaped opening of light housing 251 may have a groove therein for receiving a sealing O-ring 256 therein and lens 285 may be cup shaped so as to press O-ring 256 P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Housing 251 may also have a flange around its oval-shaped opening over which groove 282 of resilient face cap 280 fits so as to hold face cap 280 in place on light head 250.
- Plugs 214, 254 may be placed into openings 215, 255 of housings 211 , 251 , respectively, after the pivoting joint is completed.
- the arrangement of pivot base 210, light head 250 and the elements of the pivot joint 220-244 advantageously facilitate efficient assembly of light head 200.
- FIGURES 9A and 9B which are an exploded view and a cross-sectional view, respectively, of the electronic assembly 400 of the head assembly 200
- FIGURE 9C which is a perspective view of a heat sink member thereof.
- Generally cylindrical heat sink 410 defines the general shape of module 400 and provides for dissipating heat generated by the various electronic components 452 that are mounted on circuit board 450 for controlling the application of electrical power from a power source in light body 100 to light head 250, e.g., LEDs 274, for producing light responsive to switch 160, 462.
- Heat sink 450 may have a flange or base 414 extending from its outer cylindrical surface for positioning module 400 in the circular opening at the top of light body 100, e.g., housing 110, and may also have one or more openings 411 through which a fastener or fasteners 408 may be placed to secure module 400 in housing 110.
- Circuit board 450 of generally circular shape is disposed adjacent to heat sink 410 and is thermally coupled thereto, e.g., to surface 418 thereof. Opening 459 of circuit board 450 engages post 419 of heat sink 450 for maintaining a desired positional relationship therebetween.
- Heat sink 450 as illustrated has a plurality of openings 417 or voids extending from surface 418, however, heat sink 450 may have different openings 417 or may have no openings (i.e. be substantially solid) in any particular embodiment. It is thought that air may circulate in voids 417 which may help remove heat from heat sink 450.
- At least some recesses 417 or other recesses would likely be provided where necessary to allow clearance for electronic parts 452, if any, that are on the side of circuit board 450 that is adjacent heat sink 410.
- An insulating member may be placed between heat sink 410 and circuit board 450 to prevent electrical connection therebetween.
- Circuit board 450 may have two springs 482, 484 extending therefrom in a direction into light body 100, e.g., for making electrical connections to a battery or other P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- circuit board 450 may be secured to heat sink 410 by a fastener 458 through a central hole therein and seated in central hole 415 of heat sink 410.
- circuit boards 450, 460 may be assembled and maintained in a particular positional relationship, e.g., substantially at right angles to each other, once soldered or other wise secured.
- Switch circuit board 460 carries electrical switch 462 which extends into housing 110 and the operation of which via switch actuator 160, 162 controls operation of light 10, e.g., by controlling the operation of electronic circuitry on circuit board 450.
- the upper end of circuit board 460 may be disposed in a recess 440 in the cylindrical outer surface of heat sink 410, e.g., for further support.
- circuit board 460 may be disposed in a channel inside housing 110 for aiding in positioning switch 462 relative to switch actuator 160, 162.
- the upper circular end of heat sink 410 may have a central circular pedestal 412 extending therefrom onto which an insulating member 420, e.g., shaped like a short top hat, is placed for insulating conductor rings 430 from heat sink 410.
- Conductor rings 430 include an inner circular contact 434 from which a conductor 433 extends and an outer annular contact 432 from which a conductor 435 extends.
- the circular portion of contact 434 is preferably seated in and positioned coaxially by a recess 424 of insulator 420 with conductor 435 thereof extending downward in an axial direction in a space between two of insulating guides 426.
- the circular annular portion of contact 432 is preferably seated on and positioned coaxially by a seat 422 of insulator 420 with conductor 433 thereof extending downward in an axial direction in a different space between two of insulating guides 426.
- Insulating guides 426 are disposed in opening 416 of heat sink 410 and conductors 433, 435 extend to and are connected to respective contacts of circuit board 450, e.g., the narrowed ends of conductors 433, 435 and connected in respective holes of circuit board 450.
- FIGURE 10A is perspective view of an example reflector 260' useful with the example portable light 10, e.g., as illustrated in FIGURES 1 and 2, and FIGURE 10B is a cross- sectional view thereof.
- Reflector 260' has a relatively flat oval-shaped front face 26 ⁇ P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- front face 26 ⁇ is a smaller rectangular rear face 265' in which are one or more openings 264' in which one or more LEDs 274 reside when reflector 260' is situated in head 250.
- rear face 265' Between front face 26 ⁇ and rear face 265' are four generally trapezoidal reflective faces 263' defining a generally "rectangular cone" between front and rear faces 26 , 265'.
- the surfaces of trapezoidal faces 263' have a reflective surface for reflecting light produced by LEDs 274 and face 265' may have a like finish, as may face 26 ⁇ .
- the reflective surface finish maybe, e.g., polished, silvered, smooth, textured, or any other suitable finish, as may be convenient for obtaining a particular light quality, e.g., relatively sharper or relatively diffuse.
- the relative sizes of rear face 265' and the angle or angles at which trapezoidal faces 263' are positioned maybe set as may be convenient for obtaining an appropriate shaping of the light produced by LEDs 274 into a beam, e.g., a spot beam, a flood beam, or another beam.
- FIGURE 11 is a side view and FIGURE 12 is a rear view of an example portable light 10'
- FIGURE 13 is an exploded view of the magnet assembly 300' of the example portable light 10' of FIGURES 11 and 12.
- Light body 100 and light head assembly 200 of light 10' are as described herein and operate as described herein in relation to light 10.
- Example light 10' differs in that hanger housing assembly 300' includes a magnet 340' that is nearer an upper end of hanger housing 310' in addition to hanger 330.
- Hanger housing assembly 300' includes a housing 310' that is attached to light body housing 110 by fasteners 348 and includes a hanger 330 that is movable in track 320 and is stowable in housing 310' as described herein.
- Member 380 includes a base 382 from which extend two extension arms 384 in a V configuration. Arms 384 have respective holes 388 through which pass fasteners 348 to engage holes 108 of housing 110 thereby securing member 380 between housing 310' and light body housing 110 of light 10'. Fastener 349 engages opening 386 of base 382 of member 380 to attach magnet 340' to light 10'.
- member 380 may be a plastic part and hole 386 may be a metal insert that extends into opening 312 of housing 310', e.g., for aligning and/or stabilizing member 380.
- P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Magnet 340' typically includes, e.g., a central generally cylindrical magnetized member 344' that resides in a cylindrical metal cup 346', preferably a steel cup 346', in similar manner to magnet 340 as described herein.
- the foregoing of magnet 340' are attached to light 10' by fastener 349 passing through into member 380 and by optional washer 347.
- magnet 340' is sufficiently strong to securely attach light 10' to an irregular surface of an object including a ferromagnetic material, e.g., a steel, as may be convenient in placing a light at various locations on an automobile or other vehicle or machinery.
- a circular spacer 362 and thin steel washer 364 may be provided on the face of magnet 340' for protection during shipping, and may be discarded prior to use.
- magnet 340' may be provided with a rubber or other resilient cover 360 (described below) to protect a surface to which light 10' may be attached by magnet 340'.
- Magnet 340' and/or hanger 330 may be used alone or in cooperation for attaching light 10' is a desired location.
- Face cap 280 of light 10' may have at least one clasp 284, and preferably two clasps 284, that engages a feature of housing 251 of light head 250 to retain face cap 280 thereon, either in addition to the engaging of groove 282 and flange 252 or in place thereof.
- a projection of housing 251 is engaged by a recess of clasp 284 or a recess of housing 251 is engaged by a projection of clasp 284.
- Retainer ring 180 may be held closed on light body 100 by a pin, screw or other fastener.
- FIGURES 14A and 14B are rear and front exploded perspective views of an example embodiment of a portable light 10" having a clip 500 and a magnet 340' as described herein.
- Light body 100 and light head assembly 200 of light 10" and hanger housing 310 are typically as described herein and operate as described herein in relation to lights 10 and 10'.
- Example light 10" differs in that hanger housing assembly 300' includes a magnet 340' that is nearer a lower end of hanger housing 310 and a clip 500, but light 10" does not include a hanger 330. Even though a hanger 330 is not included, light 10" may utilize the same hanger housing 310, 310' as described herein in relation to lights 10 and 10'.
- magnet 340' is attached to housing 300 nearer the end thereof remote from head 250, e.g., using a member 380 as described herein.
- a pocket or belt clip 500 is attached to light 10" nearer the upper end of light body 100, e.g., to a projection extending from hanger housing 310, e.g., as by a member similar to member 380, but including a projection, and P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Clip 500 preferably has a relatively longer extension 510 that extends along the body 100 of light 10" and that is pivotable so that the distal end thereof may be movable closer to an further away from housing 300.
- Pivotable clip 500 may be retained to light 10" by a pivot pin 520 passing transversely through clip 500 and through a projection extending from pivot support 580 which is attached to hanger housing 310 by fasteners 348.
- Clip 500 is biased to move towards and bear against hanger housing 310.
- clip 500 may be attached using a bracket 580 which is similar to bracket 380 and to which clip 500 is attached by pivot pin 520.
- Bracket 580 is attached to receptacles 108 of housing 110 by fasteners 348 which pass through hanger housing 310.
- a spring e.g., a coil spring with extended ends or a spring strip, may be employed for biasing extension 510 of clip 500 towards housing 310.
- clip 500 also includes an upper extension 530 extending in a direction opposite to extension 510 and extension 530 preferably defines an opening or loop 530 which can be employed for hanging light 10" on a projection such as a pin or bolt or nail and the like.
- Clip 500 may be employed for attaching light 10" to a person, article of clothing, a work piece or other object, as may be desired by a user of light 10".
- Magnet 340' and/or clip 500 may be used alone or in cooperation for attaching light 10" is a desired location.
- FIGURES 15A and 15B are rear and front exploded perspective views of an example embodiment of a magnet 340, 340' useful with a portable light 10, 10', 10', e.g., as described herein.
- Magnet 340, 340' comprises a generally circular permanent magnet 344, 344' that is disposed in a cup 346, 346', preferably a ferromagnetic metal cup 346, 346' such as a steel cup 346, 346', as described.
- a cover 360 fits over magnet cup 346, 346', e.g., as by a friction fit, so as to enclose magnet 344, 344'.
- cover 360 is of a rubber or other resilient material that friction fits on cup 346, 346' and provides a resilient outer surface for protecting objects to which a light 10, 10', 10" might be magnetically attached by magnet 340, 340'.
- a nylon spacer ring 362 may be provided adjacent cover 360 and a thin steel washer 364 may be provided adjacent spacer 362 for shipping light 10, 10', 10" and may be removed by a user prior to use.
- Spacer 362 and washer 364 may be removably attached by a suitable fastener, e.g., by fastener 347 or by a releasing adhesive or by another suitable fastener.
- housing 110, pivot base 210, light head 250, retainer ring 180, hanger housing 310, plugs 214, 254, switch ring 164, and cover 130 were molded of a suitable plastic material, e.g., an ABS plastic, nylon, an engineered nylon, an impact-resistant nylon, a modified nylon, or other suitable plastic, and hanger 330 was molded of similar material with reinforcing, e.g., with carbon fiber or glass fiber or other suitable reinforcing.
- a suitable plastic material e.g., an ABS plastic, nylon, an engineered nylon, an impact-resistant nylon, a modified nylon, or other suitable plastic
- hanger 330 was molded of similar material with reinforcing, e.g., with carbon fiber or glass fiber or other suitable reinforcing.
- Metal electrical parts e.g., contacts 222, 232, eyelets 224, 234, contacts 226, 236, contacts 432, 434, may be made of any suitable electrically conducting metal, e.g., copper, brass, beryllium copper and the like.
- Insulators e.g., spacers 242, 244, and member 420, may be of any suitable insulating material, preferably a plastic material, e.g., polycarbonate, ABS plastic and the like.
- Heat sinks 276 and 410 may be of any suitable thermally conductive material, preferably, copper or aluminum.
- Lens 285 is typically polycarbonate or polystyrene or other suitable plastic or glass, while face cap 280 and actuator 162 may be any suitable resilient or rubbery material, e.g., neoprene, silicone, rubber, melt processable rubber or other suitable material.
- a portable light 10, 10', 10" may comprise: a light body 100 having first and second ends and defining an axis 101 between the first and second ends, light body 100 having a track 320 in a direction generally between the first and second ends thereof; a light head 200 having a pivot base 210 mounted at the first end of light body 100 and rotatable about the light body axis 101, light head 200 having a light source 250 pivotably mounted to the pivot base 210 thereof and pivotable relative to the pivot base 210; and a hanger 330 having an end riding in the track 320 of light body 100 and movable therein.
- Light body 100 and pivot base 210 of light head 200 may have respective circular flanges 112, 212 of like diameter positioned adjacent each other, and may further comprise a retainer ring 180 having a groove 182 on an inner surface thereof, wherein retainer ring 180 is positioned over the respective circular flanges 112, 212 of light body 100 and pivot base 210 to provide a rotatable joint.
- Portable light 10, 10', 10" may further comprise: a pair of coaxial circular electrical contacts 432, 434 coaxial with the circular flange 112, 212 of one of light body 100 and pivot base 210; and a pair of electrical contacts 222, 232 in the other of light body 100 and pivot base 210, each of the pair of electrical contacts 222, 232 being positioned for contacting a respective one of the pair of coaxial circular electrical contacts 432, 434, whereby at least two electrical conduction paths 220, 230 are provided P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Retainer ring 180 may be a split retainer ring 180 having a recess on each side of the split 181 therein, or having a projection on each side of the split 181 therein, or having a combination of a recess on one side of the split 181 therein and a projection on the other side of the split 181 therein, and light 10, 10', 10" may further comprise: a member 310, 310' attachable to light body 110, member 310, 310' having spaced apart projections, or spaced apart recesses, or spaced apart projection and a recess, in locations complementary to the recesses or the projections or the recess and projection of split retainer ring 180, wherein the recesses and/or projections of member 310, 310' and split retainer ring 180 engage to keep split retainer ring 180 closed.
- Portable light 10, 10', 10" may further comprise: a pair of coaxial electrically conductive members 224, 234 separated by a coaxial insulating member 244, wherein the pair of coaxial electrically conductive members 224, 234 separated by a coaxial insulating member 244 may provide the pivotable mount and at least two electrical conduction paths 220, 230 between light body 100 and light head 200.
- Light head may be rotatable at least 360 ° about the light body axis 101, or may be pivotable 180 ° about the base 210; or may be rotatable at least 360 ° about the light body axis 101 and light source 250 may be pivotable about 180 ° about the base 210 of the light head 200.
- Hanger 330 may be movable and/or rotatable in the track 320 to a range of positions relative to light body 100; or may be movable and/or rotatable in the track 320 to a storage position 350 adjacent light body 100; or may be movable and/or rotatable in the track 320 to a range of positions relative to light body 100 and to a storage position 350 adjacent light body 100.
- Light source 250 may includes a reflector 260, and: reflector 260 may have a parabolic shape or a squared trapezoidal shape; or may be shaped to provide a flood light beam or may be shaped to provide a spot light beam; or may have a parabolic shape or a squared trapezoidal shape and may be shaped to provide a flood light beam or may be shaped to provide a spot light beam.
- Portable light 10, 10', 10" may further comprise: a clip 500 mounted to a side of light body 100; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object and a clip 500 mounted to the side of light body 100; or at least one magnet 340, 340' mounted to a side of said light body proximate light head 200 for holding light body 100 proximate a metal object; or at least one magnet 340, 340' mounted to a side of light body 100 remote from light head 200 for holding light body 100 proximate a metal object; or a plurality of magnets 340, 340' P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Portable light 10, 10', 10" may further comprise a plurality of magnets 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object.
- Light body 100 may have a cavity for receiving a battery, and may further comprise a battery in the cavity of light body 100.
- the battery may be a rechargeable battery.
- Light body 100 may have a storage recess 350 for receiving hanger 330 wherein hanger 330 is storable in the storage recess 350.
- Hanger 330 may have a hook shape, an eye shape, a tee shape, a loop shape, a nail-head shape, or a combination thereof.
- a portable light 10, 10', 10" may comprise: a light body 100 having first and second ends and defining an axis 101 between the first and second ends, a light head 200 including a pivot base 210 rotatably mounted at the first end of light body 100 and rotatable about the light body axis 101, wherein the rotatable mounting of light head 200 and light body 100 includes an electrical slip ring 222, 232, 430 providing electrical connections 220, 230 through the rotatable mounting of light head 200 and light body 100; light head 200 may include a light source 250 rotatably mounted to the pivot base 210 thereof and rotatable relative to the pivot base 210, wherein the rotatable mounting of light source 250 and pivot base 210 includes coaxial electrically conductive members 224, 234 providing electrical connections 220, 230 through the rotatable mounting of light source 250 and pivot base 210.
- Light body 100 may have at least one magnet mounted 340, 340' to light body 100, wherein the at least one magnet 340, 340' has magnetic strength sufficient to magnetically support portable light 10, 10', 10".
- the light body 100 may have a track 320 and may further comprise: a hanger 330 having an end 332 riding in the track 320 of light body 100 and movable therein, wherein hanger 330 is movable to positions over a range of angles relative to light body 100.
- Light body 100 may further comprise a pivotable clip 500 pivotably mounted to light body 100, wherein pivotable clip 500 has a clipping end 510 biased to bear against light body 100.
- Light body 100 may comprise a light body housing 110 and a hanger housing 310, 310' attached to light body housing 110, wherein hanger housing 310, 310' may provide the track 320 for hanger 330 or may provide a mount 310, 580 for pivotable clip 500 or may provide both.
- Light body 100 and the pivot base 210 of light head 200 may have respective circular flanges 112, 212 of like diameter positioned adjacent each other, and a retainer ring 180 having a groove 182 on an inner surface thereof may be positioned over the respective circular flanges 112, 212 of light body 100 and pivot base 210 to provide a P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- the electrical slip ring may comprise: a pair of coaxial circular electrical contacts 432, 434 coaxial with the circular flange 112, 212 of one of light body 100 and pivot base 210; and a pair of electrical contacts 222, 232 in the other of light body 100 and pivot base 210, each of the pair of electrical contacts 222, 232 being positioned for contacting a respective one of the pair of coaxial circular electrical contacts 432, 434, whereby at least two electrical conduction paths are provided between light body 100 and light head 210.
- the coaxial electrically conductive members 224, 234 may comprise: a pair of coaxial electrically conductive members 224, 234 separated by a coaxial insulating member 244, wherein the pair of coaxial electrically conductive members 224, 234 separated by a coaxial insulating member 244 provide the pivotable mount and at least two electrical conduction paths between light body 100 and light source 250.
- Portable light 10, 10', 10" may further comprise: a clip 500 mounted to a side of light body 100; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object and a clip 500 mounted to the side of light body 100; or at least one magnet 340, 340' mounted to a side of light body 100 proximate light head 200 for holding light body 100 proximate a metal object; or at least one magnet 340, 340' mounted to a side of light body 100 remote from light head 200 for holding light body 100 proximate a metal object; or a plurality of magnets 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object.
- the at least one magnet 340, 340' may comprise: one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object; or one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object and a clip 500 mounted to the side of light body 100; or one magnet 340, 340' mounted to a side of said light body 100 proximate light head 200 for holding light body 100 proximate a metal object; or one magnet 340, 340' mounted to a side of light body 100 remote from light head 200 for holding light body 100 proximate a metal object; or a plurality of magnets 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object.
- a portable light 10, 10', 10" may comprise: a light body 100 having first and second ends and defining an axis 101 between the first and second ends, light body 100 having a track 320 in a direction generally between the first and second ends thereof; a light source 250 on light body 100; and a hanger 330 having an end riding in the track 320 of light body 100 and P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- hanger 330 is movable to positions over a range of angles relative to light body 100.
- Hanger 330 may be movable along track 320 to positions over a range of angles relative to light body 100.
- Light body 100 may comprise a housing 110 and a hanger housing 310, 310' attached to light body housing 110, wherein hanger housing 310, 310' provides the track 320 in a direction generally between the first and second ends of said light body.
- a portable light 10, 10', 10" may comprise: a light body 100 including a housing
- the plurality of magnets 340, 340' may each have an opening therethrough, and wherein the plurality of magnets 340, 340' and housing member 310, 310' may be attached to light body housing 110 by a respective fastener 348 disposed in the opening of each of the plurality of magnets 340, 340'.
- a portable light 10, 10', 10" may comprise: a light body 100 having first and second ends and defining an axis 101 between the first and second ends, light body 100 having a track 320 in a direction generally between the first and second ends thereof; a light head 200 mounted to light body 100; a plurality of magnets 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object; and a hanger 330 having an end riding in the track 320 of light body 100 and movable therein, wherein hanger 330 is movable to positions over a range of angles relative to light body 100.
- Light body 100 may comprise a housing 110 and a hanger housing 310, 310' attached to light body housing 110, wherein hanger housing 310, 310' provides the track 320 in a direction generally between the first and second ends of light body 100.
- the light head 100 may be movable relative to light body 100.
- Light head 200 may include a pivot base 210 rotatably mounted to light body 100 and a light source 250 pivotably mounted to pivot base 210, wherein light source 250 produces light when electrical power is applied thereto; wherein light head 200 is rotatable at least 360 ° about the light body axis and light source 250 is pivotable about 180 ° about the pivot base 210 of the light head 200; and first and second electrical conduction paths maybe for applying electrical power to light source 250 when a source of electrical power is in the cavity of light body 100.
- the first and second electrical conduction paths may comprise: a pair of coaxial circular electrical contacts 432, 434 coaxial with one of light body 100 and pivot base 210; and a pair of electrical contacts 222, 232 in the other of light body 100 and pivot base 210, each of the pair of electrical contacts 222, 232 P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- - 24 - positioned for contacting a respective one of pair of coaxial circular electrical contacts 432, 434; and may further comprise: a pair of coaxial electrically conductive members 224, 234 separated by a coaxial insulating member 244, wherein the pair of coaxial electrically conductive members 224, 234 separated by a coaxial insulating member 244 provide the pivotable mount, and wherein the pair of coaxial electrically conductive members 223, 234 separated by a coaxial insulating member 244 are electrically coupled to the one of the pair of coaxial circular electrical contacts 432, 434 or to the pair of electrical contacts 222, 232 of light head 200 or pivot base 210 to provide the first and second electrical conduction paths between light body 100 and light source 250.
- a portable light 10, 10', 10" may comprise: a light body 100 having a circular flange 1 12; a light head 200 having a circular flange 212 of like diameter to the circular flange 112 of light body 100, 110, wherein the circular flange 212 of light head 200 is disposed adjacent the circular flange 112 of light body 100, 110 and coaxial therewith; a split retainer ring 180 having a groove 182 on an inner surface thereof, wherein split retainer ring 180 is positioned over the adjacent respective circular flanges 112, 212 of light body 100, 110 and light head 200 to provide arotatable joint, wherein light head 100 is rotatable relative to light body 100, 1 10; split retainer ring 180 having a recess on each side of the split 181 therein, or having a projection on each side of the split 181 therein, or having a combination of a recess on one side of the split 181 therein and a projection on the other side of the split 181 there
- the member 10 attachable to light body 100, 110 may have spaced apart projections, or spaced apart recesses, or spaced apart projection and a recess, that are complementary to the recesses or the projections or the recess and projection of split retainer ring 180, wherein the recesses and/or projections of member 310, 310' and split retainer ring 180 engage to keep split retainer ring 180 closed.
- Portable light 10, 10', 10" may further comprise: a pair of coaxial circular electrical contacts 432, 434 coaxial with the circular flange 1112, 212 of one of light body 100, 110 and light head 200; and a pair of electrical contacts 222, 232 in the other of light body 100 and light head 200, each of the pair of electrical contacts 222, 232 positioned for contacting a respective one of the pair of coaxial circular electrical contacts 432, 434, whereby at least two electrical conduction paths 220, P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Each of the pair of electrical contacts 222,232 may be spaced apart from the axis 101 of light body 100, whereby each of the pair of electrical contacts 222, 232 follows a circular path on a respective one of the pair of coaxial circular electrical contacts 432, 434 as light head 200 rotates relative to light body 100.
- a method for making a portable light 10, 10', 10" may comprise: receiving a light body 100, 110 having a circular flange 112 and a light head 200 having a circular flange 212 of like diameter to the circular flange of the light body 100, 110; positioning the circular flange 212 of the light head 200 adjacent the circular flange 112 of the light body 100, 110 and coaxial therewith; positioning a split retainer ring 180 having a groove 182 on an inner surface thereof over the adjacent respective circular flanges 112, 212 of the light body 100, 110 and the light head 200 to provide a rotatable joint, whereby the light head 200 is rotatable relative to the light body 100, 110; wherein the split retainer ring 180 has a recess on each side of the split 181 therein, or has a projection on each side of the split 181 therein, or has a combination of a recess on one side of the split 181 therein and a projection on the other side of the split 181
- the attaching a member 310, 310' to the light body 100, 110 may include engaging spaced apart projections, or spaced apart recesses, or spaced apart projection and a recess, of the member 310, 310' that are complementary to the recesses or the projections or the recess and projection of the split retainer ring 180, whereby the recesses and/or projections of the member 310, 310' and the split retainer ring 180 engage to keep the split retainer ring 180 closed.
- a portable light 10, 10', 10" may comprise: a light body 100 having a cavity for receiving a source of electrical power; a light head 200 including a pivot base 210 rotatably mounted to light body 100 at a first rotatable joint and a light source 250 rotatably mounted to pivot base 210 at a second rotatable joint, wherein light source 250 produces light when electrical power is applied thereto; first and second electrical conduction paths 220, 230 between light body 100 and light head 200 for applying electrical power to light source 250 through the first and second rotatable joints 220, 230 when a source of electrical power is in the cavity of light body 100, the first and second electrical conduction paths 220, 230 comprising: a pair of coaxial P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Light head 250 may be rotatable at least 360 ° about the light body axis 101 and light source 250 may be pivotable at least 180 ° about the pivot base 250 of the light head 200.
- the light body 100 may have a track 320 and may further comprise: a hanger 330 having an end 332 riding in the track 330 of light body 100 and movable therein, wherein hanger 330 is movable to positions over a range of angles relative to light body 100.
- Light body 100 may have a storage recess 350 for receiving hanger 330 and wherein hanger 330 is storable in the storage recess 350.
- Light body 100 may comprise a light body housing 110 and a hanger housing 310, 310' attached to light body housing 210, wherein hanger housing 310, 310' provides the track 320 for hanger 330.
- the light body 100 and the pivot base 210 of light head 200 may have respective circular flanges 112, 212 of like diameter positioned adjacent each other, and may further comprise a retainer ring 180 having a groove 182 on an inner surface thereof, wherein retainer ring 180 is positioned over the respective circular flanges 112, 212 of light body 100 and pivot base 210 to provide a rotatable joint.
- Portable light 10, 10', 10" may further comprise: a clip 500 mounted to a side of light body 100; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object and a clip 500 mounted to the side of light body 100; or at least one magnet 340, 340' mounted to a side of light body 100 remote from light head 200 for holding light body 100 proximate a metal object; or a plurality of magnets 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object.
- the light source 250 may include a reflector 260, and: wherein reflector 260 may have a parabolic shape or a squared trapezoidal shape; or wherein reflector 260 may be shaped to provide a flood light beam or may be shaped to provide a spot light beam; or wherein reflector P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- 260 may have a parabolic shape or a squared trapezoidal shape and may be shaped to provide a flood light beam or may be shaped to provide a spot light beam.
- a portable light 10, 10', 10" may comprise: a light body 100 having first and second ends and defining a light body axis 101, light body 100 having a cavity for receiving a source of electrical power; a light head 200 including a pivot base 210 rotatably mounted to light body 100 and a light source 250 pivotably mounted to pivot base 210, wherein light source 250 produces light when electrical power is applied thereto; wherein light head 200 is rotatable at least 360 ° about the light body axis 101 and light source 250 is pivotable about 180 ° about the pivot base 210 of the light head 200; and first and second electrical conduction paths 220, 230 for applying electrical power to light source 250 when a source of electrical power is in the cavity of light body 100, comprising: a pair of coaxial circular electrical contacts 432, 434 coaxial with one of light body 100 and pivot base 210; and a pair of electrical contacts 222, 232 in the other of light body 100 and pivot base 210, each of the pair of electrical contacts 222,
- the light body 100 may have a track 320 and may further comprise: a hanger 330 having an end 332 riding in the track 330 of light body 100 and movable therein, wherein hanger 330 is movable to positions over a range of angles relative to light body 100.
- Light body 100 may have a storage recess 350 for receiving hanger 330 and wherein hanger 330 is storable in the storage recess 350.
- Light body 100 may comprise a light body housing 110 and a hanger housing 310, 310' attached to light body housing 210, wherein hanger housing 310, 310' provides the track 320 for hanger 330.
- the light body 100 and the pivot base 210 of light head 200 may have respective circular flanges 112, 212 of like diameter positioned adjacent each other, and may further comprise a retainer ring 180 having a groove 182 on an inner surface thereof, wherein retainer ring 180 is positioned over the respective circular flanges 112, 212 of light body 100 and pivot P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Portable light 10, 10', 10" may further comprise: a clip 500 mounted to a side of light body 100; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object; or at least one magnet 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object and a clip 500 mounted to the side of light body 100; or at least one magnet 340, 340' mounted to a side of light body 100 remote from light head 200 for holding light body 100 proximate a metal object; or a plurality of magnets 340, 340' mounted to a side of light body 100 for holding light body 100 proximate a metal object.
- the light source 250 may include a reflector 260, and:
- reflector 260 may have a parabolic shape or a squared trapezoidal shape; or wherein reflector 260 may be shaped to provide a flood light beam or may be shaped to provide a spot light beam; or wherein reflector 260 may have a parabolic shape or a squared trapezoidal shape and maybe shaped to provide a flood light beam or may be shaped to provide a spot light beam.
- the term "about” means that dimensions, sizes, formulations, parameters, shapes and other quantities and characteristics are not and need not be exact, but may be approximate and/or larger or smaller, as desired, reflecting tolerances, conversion factors, rounding off, measurement error and the like, and other factors known to those of skill in the art.
- a dimension, size, formulation, parameter, shape or other quantity or characteristic is “about” or “approximate”whether or not expressly stated to be such. It is noted that
- top,” “bottom,” “forward,” “backward,” “under” and/or “over,” maybe used herein as a convenience in describing one or more embodiments and/or uses of the present arrangement, the articles described may be positioned in any desired orientation and/or may be utilized in any desired position and/or orientation. Such terms of position and/or orientation should be understood as being for convenience only, and not as limiting of the invention as claimed.
- the term battery is used herein to refer to an electro-chemical device comprising one or more electro-chemical cells, and so a battery may include a single cell or plural cells, whether as individual units or as a packaged unit.
- the current flowing in LEDs 274 may be "optimized" for different parameters, e.g., light output, efficiency, operating temperature or another parameter.
- the hanger 330 may be of any suitable shape, e.g., hanger 330 may have a hook shape or an eye shape or a tee shape or a nail-head shape, or any other shape or combination of shapes by which the light 10 may be hung from or attached to an object.
- the diameter of track 320 may be made to alternate between a slightly smaller diameter and a slightly larger diameter along the length of track 320 so as to proved a serrated track that tends to define particular positions of larger diameter along the length of track 320 where hanger 330 may be placed and will tend to remain.
- circuit boards 450 and 460 could have their respective interconnecting openings and tabs exchanged, as could the be the projection 116 and clip 136 of latch 150 and/or the prongs 184 of retainer 180 and the recesses 304 of housing 310, 310'.
- another object e.g., a tool
- Fasteners may be employed for retaining various elements of light 10 in desired P04991WO00 (504-PCT-Streamlight) PCT International Patent Application
- Such fasteners may include screws, bolts, pins, drive screws, drive pins, rivets, nails, adhesives, sonic or heat welding, peened pins or rivets, or any other suitable fastener arrangement.
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR112012019882A BR112012019882A2 (en) | 2010-02-09 | 2011-02-08 | portable light fixture, and method for producing a portable light fixture |
EP11742685.8A EP2534410B1 (en) | 2010-02-09 | 2011-02-08 | Portable light having a rotatable head |
CA2789155A CA2789155C (en) | 2010-02-09 | 2011-02-08 | Portable light having a rotatable head |
MX2012009117A MX2012009117A (en) | 2010-02-09 | 2011-02-08 | Portable light having a rotatable head. |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30281510P | 2010-02-09 | 2010-02-09 | |
US29/355,530 | 2010-02-09 | ||
US61/302,815 | 2010-02-09 | ||
US29355530 | 2010-02-09 | ||
US29/366,461 | 2010-07-26 | ||
US29/366,461 USD681246S1 (en) | 2010-02-09 | 2010-07-26 | Portable light |
US13/023,010 US8777446B2 (en) | 2010-02-09 | 2011-02-08 | Portable light having a rotatable head |
US13/023,010 | 2011-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011100242A1 true WO2011100242A1 (en) | 2011-08-18 |
Family
ID=52012067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2011/024045 WO2011100242A1 (en) | 2010-02-09 | 2011-02-08 | Portable light having a rotatable head |
Country Status (5)
Country | Link |
---|---|
BR (1) | BR112012019882A2 (en) |
CA (1) | CA2789155C (en) |
CL (1) | CL2012002215A1 (en) |
MX (1) | MX2012009117A (en) |
WO (1) | WO2011100242A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018132824A1 (en) * | 2017-01-16 | 2018-07-19 | Streamlight, Inc. | Articulating friction hinge for a mountable lighting device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10156326B2 (en) * | 2016-12-15 | 2018-12-18 | E. Mishan & Sons, Inc. | Flashlight with magnetic tail |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5871272A (en) | 1997-01-28 | 1999-02-16 | Streamlight, Incorporated | Flashlight with rotatable lamp head |
US5993022A (en) | 1998-07-08 | 1999-11-30 | Rayovac Corporation | Multi-pivot flashlight |
US7172310B2 (en) | 2004-10-18 | 2007-02-06 | Huang-Hsi Hsu | Flashlight with pivotal swivel light emitting assembly |
US7338189B2 (en) | 2004-08-10 | 2008-03-04 | Alert Safety Lite Products Co., Inc. | LED utility light with removable magnet |
-
2011
- 2011-02-08 WO PCT/US2011/024045 patent/WO2011100242A1/en active Application Filing
- 2011-02-08 CA CA2789155A patent/CA2789155C/en not_active Expired - Fee Related
- 2011-02-08 BR BR112012019882A patent/BR112012019882A2/en not_active Application Discontinuation
- 2011-02-08 MX MX2012009117A patent/MX2012009117A/en active IP Right Grant
-
2012
- 2012-08-09 CL CL2012002215A patent/CL2012002215A1/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5871272A (en) | 1997-01-28 | 1999-02-16 | Streamlight, Incorporated | Flashlight with rotatable lamp head |
US5993022A (en) | 1998-07-08 | 1999-11-30 | Rayovac Corporation | Multi-pivot flashlight |
US7338189B2 (en) | 2004-08-10 | 2008-03-04 | Alert Safety Lite Products Co., Inc. | LED utility light with removable magnet |
US7172310B2 (en) | 2004-10-18 | 2007-02-06 | Huang-Hsi Hsu | Flashlight with pivotal swivel light emitting assembly |
Non-Patent Citations (1)
Title |
---|
See also references of EP2534410A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018132824A1 (en) * | 2017-01-16 | 2018-07-19 | Streamlight, Inc. | Articulating friction hinge for a mountable lighting device |
US10221601B2 (en) | 2017-01-16 | 2019-03-05 | Streamlight, Inc. | Articulating friction hinge for a mountable lighting device |
Also Published As
Publication number | Publication date |
---|---|
CL2012002215A1 (en) | 2013-02-15 |
CA2789155A1 (en) | 2011-08-18 |
MX2012009117A (en) | 2012-11-22 |
CA2789155C (en) | 2016-12-20 |
BR112012019882A2 (en) | 2016-04-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8777446B2 (en) | Portable light having a rotatable head | |
US10119686B2 (en) | Portable light with deployable hanger | |
US9057490B2 (en) | Portable light having a movable head and a USB charging port | |
US20220346484A1 (en) | Safety helmet | |
CA3018190C (en) | Portable light having a forward facing light and a rearward facing light | |
US8905573B2 (en) | Portable light with hanger, clip and led module | |
US5268826A (en) | Neck supported flashlight apparatus | |
US4907769A (en) | Flashlight holder | |
EP1419343B1 (en) | Lighting device | |
US6932487B2 (en) | Lighting device designed to fit on a mounting, particularly textile | |
US10393328B2 (en) | Portable light having a pivotable light head | |
US20110149560A1 (en) | System and method for interfacing portable hand-held devices | |
CA2789155C (en) | Portable light having a rotatable head | |
JP5740071B2 (en) | Portable luminaire with rotatable cylindrical head | |
EP2534410B1 (en) | Portable light having a rotatable head | |
KR20120115550A (en) | Securing strap system for work light | |
CN209819263U (en) | Cap clip lamp | |
JP6789605B2 (en) | A portable luminaire with a luminaire facing forward and a luminaire facing backward | |
CN215174281U (en) | Warning lamp | |
CN213747095U (en) | Fan combination | |
CN218033014U (en) | Portable working lamp and lighting device | |
CN210511132U (en) | Movable lamp | |
EP2601435A1 (en) | Portable light having a rotatable cylindrical head |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 11742685 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2789155 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: MX/A/2012/009117 Country of ref document: MX |
|
REEP | Request for entry into the european phase |
Ref document number: 2011742685 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2011742685 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112012019882 Country of ref document: BR |
|
ENP | Entry into the national phase |
Ref document number: 112012019882 Country of ref document: BR Kind code of ref document: A2 Effective date: 20120808 |