The application be international filing date be on October 23rd, 2012, Application No. 201280073029.1, invention entitled
The divisional application of the application that " there is the electrical lighting equipment of simulation flame ".
Detailed description of the invention
Fig. 1 to Fig. 3 B shows the electric candle 100 of the technology according to the application.As it is shown in figure 1, electric candle 100 can
Including the sidewall 102 with upper area and lower area.Base 150 (seeing Fig. 2) can be with the lower area phase of sidewall 102
Engagement.Upper surface 106 can extend from the upper area of sidewall 102 to form upper grooves 104.Upper grooves 104 can have respectively
Plant different shapes.Upper grooves 104 can be formed like the shape of a part for bowl or bowl.Such as, the top of sidewall 102
Region can have differing heights in the top perimeter around electric candle 100.Upper grooves 104 can have circle or the flat end
Face.Upper grooves 104 can have smooth or coarse bottom surface.Upper grooves 104 can have cylindrical shape.
Projection screen 110 can be upwardly extended by the aperture 108 in upper surface 106.The position of projection screen 110 can be relative to upper
Surface 106 is fixing.Certainly, excessive strength can make projection screen 110 relative to upper surface 106 deflection or change position.
But, the anticipated movement (such as, pick up or put down wax candle, rotary candles or reversed by wax candle) of electric candle 100 does not interferes with
Projection screen is relative to the position of upper surface 106.
As in figure 2 it is shown, electric candle 100 can include base 150.Battery can be contained in battery case 160 by base 150.
Base 150 can accommodate circuit 170 equally.Battery case 160 and circuit 170 need be not necessarily positioned in base 150 or around base 150,
May be located at other regions of electric candle 100.Such as, during circuit 170 can embed one or more light source 120,130.Circuit
170 and light source 120,130 can one or more battery receptacle electric power from battery case 160.
Standpipe 140 can upwardly extend from base.Light source 120 and 130 can be located near top or the standpipe 140 of standpipe 140
Top at.Light source 120,130 can include light emitting diode (" LED "), incandescent lamp bulb or laser.In some configurations, it is not required to
Want standpipe.Such as, during light source can embed the miscellaneous part of wax candle.
Projection screen 110 can upwardly extend from standpipe 140.Projection screen 110 can be at the top of standpipe 140 or near top
It is rigidly fixed to standpipe 140.Such as, projection screen 110 can form entirety with standpipe 140.Projection screen 110 can be rigidly
Attach to the unitary part of standpipe 140 (such as, bond or be attached at more than one position).By by projection screen 110 with vertical
Pipe 140 rigidity it is fixed together, the position of projection screen 110 can be made to fix relative to upper surface 106.May there is additive method
Fixing projection screen 110 and the position of upper surface 106.Such as, projection screen 110 can be fixed to upper surface 106 or sidewall 102 rather than
Standpipe 140.
Projection screen 110 can be rigidity.Projection screen 110 can be by the one or many of such as glass, plastics, metal or paillon foil
Plant material to be formed.Such material can be at least partly reflect property.Projection screen 110 can be opaque, translucent
, limpid, frosted or transparent.Projection screen 110 can have the surface of surface mesh or other textures.Projection screen 110 can
It is easy to show hologram image.
The surface of projection screen 110 can be plane, concave surface or convex surface.The surface of projection screen 110 can be plane
, concave surface and/or the various combinations of convex surface.Projection screen 110 can have two dimension or three-dimensional appearance.Projection screen 110 can have fire
Flame shape.Such shape can be static, does not changes.Projection screen 110 can have one or more projection surface.Such as, throw
Penetrate screen 110 and can have two projection surfaces of front and rear.Projection screen 110 can have other projection surface.Such as, projection screen 110 can have
Three are had to receive the light from one or more light sources with upper surface, each surface.Projection screen 110 can have the surface of cincture with shape
Become there is the shape of the notable degree of depth.Such as, projection screen 110 can have the 3D shape of similar actual candle flame.Such one
In individual example, light source can be located at the surrounding of projection screen 110 and can project in projection screen 110.
Projection screen 110 can be monochromatic or can have different colors.Such as, projection screen 110 can be coloured or pattern
Change with the wick illustrating simulation.In order to provide the illusion of real candle flame, projection screen 110 is at the areas adjacent of expection wick
Color deeper.Projection screen 110 can have different colors (such as, blue, white, orange or yellow) with mock inspection person couple
The expected different flame temperature of true candle flame and intensity.Color can be with the face of the light sent from light source 120,130
Color selects in combination.
Light source 120,130 can be electrically connected to circuit 170 by one or more conductors 180.Circuit 170 can include processor
With the one or more computer readable storage devices storing the software instruction performed by processor.Circuit 170 can independently control
One or more different aspects by the light of light source 120,130 projection.Such as, circuit 170 can individually control each light source
120,130 intensity or color.
Circuit 170 can light each light source 120,130 with different intensity sequence.Such order can include the most suitable
Sequence, semi-random order or predefined procedure.Such order can include the frequency of phase with one another difference.Order is by other factors or input
It is dynamically influenced in that.Such as, the output signal from optical sensor (not shown) can be received by circuit 170, and then this circuit 170 can
It is sequentially adjusted in strength grade (such as, improving intensity under higher light) according to optical sensor output signal.As another example,
Output signal from sound transducer (not shown) can be received by circuit 170, and then this circuit 170 can be according to sound transducer
Output signal is sequentially adjusted in strength grade (such as, the characteristic of the sound that response receives adjusts the frequency of Strength Changes).
As shown in figure 3 a, projection screen 110 is upwardly extended by the aperture 108 in upper surface 106.Although at this
Not shown in example, but the position of projection screen 110 is fixed relative to upper surface 106.Light source 120,130 can be positioned on table
Below face 106.They can position in the following manner and configure, and will be projected through aperture 108 and to projection screen 110 by light
On.The position of light source 120,130 is equally fixed relative to the position of projection screen 110.
Projection screen 110 can have principal plane.Such plane can be substantially vertical and can be substantially in the face of from light source 120,130
The direction of the light gone out.Even if projection screen 110 is not exclusively plane, it should also understand that projection screen 110 still can have principal plane.
With reference to Fig. 3 B, each light source 120,130 can by light by the aperture 108 in upper surface 106 (fully or partially
Ground) project in projection screen 110.The light sent from each light source 120,130 can penetrate according to beam width.Such as, from light source
120, the beam width of 130 light sent can be between 30 degree to 35 degree.The beam axis of the light sent from each light source can be with
The principal plane of projection screen 110 intersects.Such intersecting can have the angle between 20 degree to 40 degree.Light source 120,130 can be by light
Project the same side of projection screen 110 or not on ipsilateral.Such as, light source 120 can project light onto the front side of projection screen 110
On, light source 130 can project light onto on the rear side of projection screen 110 simultaneously.If projection screen 110 is transparent, then project
Light on side can pass through opposite side.
Light source 120 can project light onto on the region 122 in projection screen 110.Light source 130 can project light onto projection screen
On region 132 on 110.Region 122,132 can co-extensive, overlap each other or separated from one another.Region 122 can have different
Or similar shape.Shape can be affected by following factor, including the beam width of projection light, the penetrating of principal plane of projection screen 110
The bundle angle of incidence of axle, light source 120,130 to the distance of projection screen 110, the profile of optical receiving surface of projection screen 110 or other because of
Element.For example, it is possible to provide lens, aperture etc. to form the light beam with given shape.These shapes can influence area 122,132
Shape.
At least some light sent from light source 120,130 can be from projection screen 110 reflection the eyes of directive observer.Example
As, light can directly reflect from projection screen 110 in the case of being not passed through any intervenient material and reflex to observer
Eyes.
As it has been described above, the intensity of each light source 120,130 or color can be independently controlled by circuit 170.By such
Individually control, candle flame can be simulated.For example, it is possible to analog physical moves and wax in the case of not using moving component
The varying strength profile of candlelight flame.
The light source of more than two can be used.Such as, the light of three light sources can project on the side of projection screen 110.These
Each in light source can be independently controlled, such as technology from what has been discussed above.As another example, it is possible to use four
Light source.Two light sources can project light onto on the side of projection screen 110 and two other light source can project light onto projection screen
On the opposite side of 110.
It will be appreciated by those skilled in the art that on the premise of the scope without departing substantially from new technique disclosed herein, can carry out
Various changes and may replace equivalent.It addition, on the premise of the teachings without departing substantially from the new technique of the disclosure, can do
Go out many amendments to adapt to particular case or material.Such as, although mainly disclose electric candle, but similar technique can be applicable to
Other light-emitting device, such as sconce, lantern, paper wax candle or the tiki torch of wall.Accordingly, it is intended to new technique does not limits
In disclosed particular technology, but they all technology of being included within scope.