CN209269661U - A kind of eye tracker helmet - Google Patents
A kind of eye tracker helmet Download PDFInfo
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- CN209269661U CN209269661U CN201821549864.9U CN201821549864U CN209269661U CN 209269661 U CN209269661 U CN 209269661U CN 201821549864 U CN201821549864 U CN 201821549864U CN 209269661 U CN209269661 U CN 209269661U
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- ratchet
- inner ring
- eye tracker
- helmet
- buckle
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Abstract
The utility model proposes a kind of eye tracker helmets, including outer perimeter section, ratchet retaining mechanism, mobile rotating part and inner round portion, the inner round portion is connected with outer perimeter section by two mobile rotating parts, the both ends of inner round portion are connected by ratchet retaining mechanism, and enclosing cyclic and both ends can be by ratchet retaining mechanism adjusting collapsing length.Electronic equipment is installed, inner round portion is worn on the head of human body in the outer perimeter section；Wherein outer perimeter section is rigid structure, facilitates the electronic equipment steady operation installed inside outer perimeter section；Inner ring is flexible adjustable structure, can improve eye tracker wearing comfort degree by adjusting inner ring size to adapt to the head shape and size of different people.
Description
Technical field
The utility model belongs to medical assistance rehabilitation training equipment technical field, more particularly to a kind of eye
Dynamic instrument helmet.
Background technique
Eyes are the vitals that the mankind obtain information from world around, and the expression mankind directly express oneself and are intended to
It can be used as by accurately measuring a people fixation point with the important window of psychological activity and study human psychology activity and mention
Psychology awareness is taken to provide important evidence.Eye tracker has wide application in all trades and professions as a kind of fixation point measuring device
Prospect, including rehabilitation medical, advertisement design, the numerous areas such as game design and man-machine interface design.Although eye tracker possesses extensively
Wealthy application prospect relies on the exploitation of software and algorithm part currently based on the major applications of eye tracker developmental research,
The design studies of construction package about eye movement design are very few.Domestic existing eye tracker is most of at present is limited for head
Formula eye tracker and helmet-type eye tracker；Head need to be fixed on by the limited formula eye tracker the measured in head in one plane to be measured
The fixation point of eyes, and head is immovable in measurement, structure design is very inflexible.Helmet-type eye tracker helmet weight compared with
Greatly, discomfort can be brought to tester, and precision is relatively low.Based on present circumstances, the structure of eye tracker is given there are great limitation
Research, application and the development of eye tracker bring very big puzzlement and obstruction.
Utility model content
For current eye tracker structure bulky, movement is not flexible, dresses the features such as experience sense is poor, and the utility model proposes one
Kind eye tracker helmet can carry out big minor adjustment according to the head sizes of different people, to adapt to different sufferer crowds.
The technical solution of the utility model is achieved in that
A kind of eye tracker helmet, including outer perimeter section 1, ratchet retaining mechanism 2, mobile rotating part 3 and inner ring portion
Divide 4, the inner round portion 4 and outer perimeter section 1 are connected by two mobile rotating parts 3, and the both ends of inner round portion 4 pass through ratchet
Retaining mechanism 2 connects and encloses cyclization and both ends can adjust collapsing length by ratchet retaining mechanism 2；The outer perimeter section 1
Interior installation electronic equipment.
Preferably, the outer perimeter section 1 includes at least the outer ring main body 101 of annular, and buckle 102 behind outer ring is detained on outer ring
Buckle 104 is mounted on 101 upper makeup ring shape structure of outer ring main body before plate 103, outer ring；Bracket buckle 105 is mounted on outer ring main body
101 bottom end two sides and be in front face.
Preferably, the forehead portion of the outer perimeter section 1 is provided with camera installation hole location 106, and wherein camera is installed
Boss structure is equipped with inside hole location 106, the camera of boss structure installation is 10 °~20 ° with horizontal line angle and tilts down；Branch
Shooting head bore position 107 and lampet installation hole location 108 are respectively set on frame buckle 105, and lampet can be irradiated to the pupil of human eye, simultaneously
The camera of installation can take human eye, measure the fixation point of eyes.
Preferably, two beams of 101 aft section of outer ring main body cooperated with buckle 102 behind outer ring are trapezium structures,
In on trapezoidal three faces respectively on be provided with positioning lampet installation hole location 109, lampet distribution straggly in space, when head turns
When dynamic, it is ensured that the beacon of back upper place can get enough small modulating signals.
Preferably, the mobile rotating part 3 includes at least mobile bracket 301, damping wheel 302, inner ring fixing frame 303,
301 one end of mobile bracket design has disk, is fixed with damping wheel 302 by screw；The other end is the rectangle containing U-shaped hole
Sliding groove structure 305 is inserted on the rectangular opening of 101 two sides of outer ring main body setting corresponding to cooperation；The two sides of the damping wheel 302
Disk is connect with mobile bracket 301 and inner ring fixing frame 303 respectively, can be wound between mobile bracket 301 and inner ring fixing frame 303
Buddhist nun takes turns 302 center relative rotation.
Preferably, the fixed bracket cover 304 of inner ring contains buckle structure, and wherein buckle structure passes through on inner ring active belt 401
The buckle structure of reserved square hole 403 and inner ring fixing frame 303, which cooperates, to be fixed.
Preferably, nut can be put into the groove of the rectangle sliding groove structure 305, screw passes through outer ring main body 101 and square
Nut fastening in shape sliding groove structure 305.
Preferably, the inner round portion 4 includes at least inner ring active belt 401 and forehead flexibility jointing plate 402, the inner ring
Forehead flexibility jointing plate 402 is fixed on active belt 401, the forehead flexibility jointing plate 402 is equipped with flexible filler；The inner ring
401 both ends of active belt are equipped with all strip apertures 404, and the up or down of alternating expression is equipped with rack gear, institute in the strip aperture 404 at both ends
State rack gear and ratchet retaining mechanism 2 and cooperate and install, the ratchet gear 203 of ratchet retaining mechanism 2 around central axis clockwise or
Counterclockwise when rotation, the corresponding tightening of drive inner ring active belt 401 or diastole.
Preferably, the ratchet retaining mechanism 2 includes at least cover board 201, thumb wheel 202, ratchet gear 203, support baseboard
204, cover board 205 and hindbrain flexibility jointing plate 206 are supported,
The side wall of the cover board 201 and support baseboard 204 is arc concave shape slot structure and complements each other to form installation space,
201 middle position of cover board is equipped with annular protrusion structure；Circular hole is equipped among the thumb wheel 202, intermediate annular position is equipped with circle
Column；204 lateral wall of support baseboard is equipped with special-shaped aperture, and inner sidewall is equipped with the circular opening of convex shape；The ratchet gear
203 be side be detent mechanism flexible, and the other side is ratchet；The hindbrain flexibility jointing plate 206 is arranged in support baseboard 204
On, surface is equipped with flexible filler；
Shaft on the support cover board 205 and special-shaped aperture installation and support cover board 205 sequentially passes through ratchet gear 203
Ratchet, the circular hole at detent mechanism center, after the circular hole of thumb wheel 202 and be fixed in the annular protrusion structure of cover board 201；Institute
It states on the cylinder insertion detent mechanism of thumb wheel 202 in the jack of corresponding position setting；The both ends of the inner ring active belt 401 respectively from
Installation space both ends fit inside and are arranged in layered laminate, the rack gear in the strip aperture 404 at 401 both ends of inner ring active belt respectively with
The ratchet upper and lower side of ratchet gear 203 cooperates, and 202 upper and lower ends of thumb wheel are convex by the rim openings that 201 corresponding position of cover board is arranged
It shows outside installation space.
Preferably, the detent mechanism of the ratchet gear 203 be two integrally formed semi arch blocks, it is equidirectional on pair
Side all integrations are answered to be equipped with hook pawl, the end of pawl and the ratchet of ratchet gear 203 cooperate and be clamped.
The utility model is the beneficial effects are as follows: the utility model inner round portion is worn on the novel ocular on the head of human body
Dynamic instrument structure, wherein outer ring is rigid structure, facilitates the electronic equipment steady operation installed inside outer perimeter section, inner ring is soft
Property adjustable structure, the head shape and size of different people can be adapted to by adjusting inner ring size, eye tracker wearing is improved and relaxes
Suitable degree.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structure composition schematic diagram of the utility model.
Fig. 2 is outer perimeter section general illustration.
Fig. 3 is outer ring main body schematic diagram.
Fig. 4 is ratchet retaining mechanism, the assembling schematic diagram for moving rotating part, inner round portion.
Fig. 5 is inner round portion structural schematic diagram.
Fig. 6 is mobile rotating part explosive view.
Fig. 7 is ratchet retaining mechanism explosive view.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with the utility model embodiment,
Obviously, the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.It is practical based on this
Embodiment in novel, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, is fallen within the protection scope of the utility model.
As shown in figs. 1-7, a kind of eye tracker helmet, including outer perimeter section 1, ratchet retaining mechanism 2, mobile rotating part
Divide 3 and inner round portion 4, the inner round portion 4 and outer perimeter section 1 are connected by two mobile rotating parts 3, inner round portion 4
Both ends connect by ratchet retaining mechanism 2 and enclose cyclization and both ends can adjust collapsing length by ratchet retaining mechanism 2；Outside
Circle part 1 is that hollow structure is equipped with circuit board installation space, camera installation space, wire casing, positioning lampet installation space, inner ring
Sliding slot etc.,
Preferably, the outer perimeter section 1 includes at least the outer ring main body 101 of annular, and buckle 102 behind outer ring is detained on outer ring
Buckle 104 is mounted on 101 upper makeup ring shape structure of outer ring main body before plate 103, outer ring；Bracket buckle 105 is mounted on outer ring main body
101 bottom end two sides and be in front face.The forehead portion of outer perimeter section 1 is provided with camera installation hole location 106, wherein imaging
Head installation hole location 106 inside be equipped with boss structure, boss structure installation camera and horizontal line angle be 10 °~20 ° downwards
Inclination.
Shooting head bore position 107 and lampet installation hole location 108 are respectively set on bracket buckle 105, and lampet can be irradiated to human eye
Pupil, while install camera can take human eye, measure the fixation point of eyes.Having for bracket buckle 105 is certain
Flip angle, angle occurrence with no restrictions, but is sure to can to make the camera of holder part and lampet adjusting eye movement
Human eye can be shot and is irradiated to after instrument.
Two beams of 101 aft section of outer ring main body cooperated with buckle 102 behind outer ring are trapezium structures, wherein trapezoidal
On three faces respectively on be provided with positioning lampet installation hole location 109, lampet distribution straggly in space, when head rotation, really
The beacon for protecting back upper place can get enough small modulating signals.
Mobile rotating part 3 includes at least mobile bracket 301, damping wheel 302, inner ring fixing frame 303, the mobile bracket
The design of 301 one end has disk, is fixed with damping wheel 302 by screw；The other end is the rectangle sliding groove structure containing U type hole
305, it is inserted in corresponding to cooperation on the rectangular opening of 101 two sides of outer ring main body setting；Two side discs of the damping wheel 302 are distinguished
It is connect with mobile bracket 301 and inner ring fixing frame 303, it can be around damping wheel 302 between mobile bracket 301 and inner ring fixing frame 303
Center relative rotation；The fixed bracket cover 304 of inner ring contains buckle structure, and wherein buckle structure passes through pre- on inner ring active belt 401
The square hole 403 stayed and the cooperation of the buckle structure of inner ring fixing frame 303 are fixed.Mobile bracket 301 and inner ring fixing frame 303 connect respectively
The two side wheel on pieces in damping wheel 302 are connect, using the characteristic of damping wheel 302, between mobile bracket 301 and inner ring fixing frame 303
A certain size damping can be existed simultaneously with relative rotation, damping wheel 302 is a kind of colyliform damper, and the wheel piece of two sides can phase
To rotation, there are a certain size dampings between two wheel pieces.Here damping mechanism is not limited only to damping wheel 302 and is also possible to hinder
The mechanisms such as Buddhist nun's axis, damper.
The groove internal medicine of rectangle sliding groove structure 305 is put into nut, and screw passes through outer ring main body 101 and rectangle sliding groove structure
Nut fastening in 305, can be carried out being fastenedly connected mobile bracket 301 with screw.Screw is tightened, sliding slot is fixed can not be to the left
Right two sides can not move；When screw unclamps, mobile bracket 301 can horizontally slip in sliding slot, while adjust two movements
The mobile bracket 301 of rotating part 3 can achieve the width for adjusting inner round portion 4, to be adapted to the head width of different people.
Particularly, it can be covered according to the distance that human body head data size big data analysis, the width of left and right adjusting and front and back are adjusted
95% different size of normal person's head sizes.
Inner round portion 4 includes at least inner ring active belt 401 and forehead flexibility jointing plate 402, on the inner ring active belt 401
Fixed forehead flexibility jointing plate 402, the forehead flexibility jointing plate 402 are equipped with flexible filler；401 liang of the inner ring active belt
End is equipped with all strip apertures 404, and the up or down of alternating expression is equipped with rack gear, the rack gear and ratchet in the strip aperture 404 at both ends
Retaining mechanism 2 cooperate installation, the ratchet gear 203 of ratchet retaining mechanism 2 around central axis clockwise or counterclockwise
When, corresponding drive inner ring active belt 401 is tightened or diastole.The buckle structure of inner ring active belt 401 is used to be fixed on forehead soft
Property jointing plate 402 can paste the flexible fillers such as sponge and rtificial leather on forehead flexibility jointing plate 402, to enhance wearer
Wearing comfort degree.401 staggeredly rackwork is interspersed in the support baseboard 204 of ratchet retaining mechanism 2 on inner ring active belt
It is interior, the scope of activities of inner round portion 4 is controlled by ratchet retaining mechanism 2.
Ratchet retaining mechanism 2 includes at least cover board 201, thumb wheel 202, ratchet gear 203, support baseboard 204, support cover board
205 and hindbrain flexibility jointing plate 206, the side wall of the cover board 201 and support baseboard 204 is arc concave shape slot structure and phase interworking
Conjunction forms installation space, and 201 middle position of cover board is equipped with annular protrusion structure；Circular hole is equipped among the thumb wheel 202, it is intermediate
Annular position is equipped with cylinder；204 lateral wall of support baseboard is equipped with special-shaped aperture, and the circle that inner sidewall is equipped with convex shape is opened
Hole；It is detent mechanism flexible that the ratchet gear 203, which is side, and the other side is ratchet；The hindbrain flexibility jointing plate 206 is set
It sets on support baseboard 204, surface is equipped with flexible filler；The support cover board 205 and special-shaped aperture installation and support cover board
Shaft on 205 sequentially passes through after the circular hole of the ratchet of ratchet gear 203, the circular hole at detent mechanism center, thumb wheel 202 and fixed
In in the annular protrusion structure of cover board 201；On the cylinder insertion detent mechanism of the thumb wheel 202 in the jack of corresponding position setting；
The both ends of the inner ring active belt 401 fit inside from installation space both ends respectively and are arranged in layered laminate, 401 liang of inner ring active belt
Rack gear in the strip aperture 404 at end cooperates with the ratchet upper and lower side of ratchet gear 203 respectively, and 202 upper and lower ends of thumb wheel pass through
The rim openings of 201 corresponding position of cover board setting highlight outside installation space；The detent mechanism of ratchet gear 203 is two one
Molding semi arch block, it is equidirectional on correspondence side all integration be equipped with hook pawl, the end of pawl and ratchet gear
203 ratchet, which cooperates, to be clamped.
The section of rack of the inner ring active belt 401 of inner round portion 4 only contains rack gear, two rack gear bands on top or lower part
Be interspersed to form gear and rack teeth mechanism, upper and lower staggered rack gear be interspersed in the support baseboard 204 of ratchet retaining mechanism 2 with
The gear parts of ratchet gear 203 match, when ratchet gear 203 around central axis clockwise or counterclockwise when, ratchet can
To drive inner ring active belt 401 to tighten or diastole, to adapt to the head length of different people.The shape of its middle rack can have more
Kind, it is not limited only to master gear rack gear.
The ratchet of ratchet gear 203 can be completed self-locking and is freely rotated, work by the detent mechanism of ratchet gear 203
Make principle are as follows: when stirring thumb wheel 202 counterclockwise or clockwise, the cylinder of thumb wheel 202 drives the detent mechanism of ratchet gear 203 same
To rotation, the pawl of detent mechanism can be moved close to the center of circle, and pawl is pressed down deformation and is bonded completely with ratchet, continue to rotate thumb wheel
202, ratchet can be driven to rotate in same direction and then realization inner ring active belt 401 is tightened with ratchet wheel or diastole；Use finger
Thumb wheel 202 is stirred clockwise or counterclockwise, and reverse strain occurs for detent mechanism, and pawl is far from the center of circle, and ratchet gear 203 is by self-locking
State becomes being freely rotatable state, continues to rotate thumb wheel 202 and drives ratchet rotation, while inner ring active belt 401 is with ratchet
It rotates and diastole or tightening, stop operating thumb wheel 202, and the detent mechanism of ratchet gear 203 stops rotating, the pawl machine being depressed
The pawl side rebound of structure is clamped with ratchet cooperation, is completed self-locking.Wherein, flexible filler can be for sponge, rtificial leather etc., can
To improve the experience sense of wearer.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of eye tracker helmet, which is characterized in that including outer perimeter section (1), ratchet retaining mechanism (2), mobile rotation
Partially (3) and inner round portion (4), the inner round portion (4) and outer perimeter section (1) are connected by two mobile rotating parts (3),
The both ends of inner round portion (4) are connected by ratchet retaining mechanism (2) and enclose cyclic and both ends can be by ratchet retaining mechanism
(2) collapsing length is adjusted；Electronic equipment is installed in the outer perimeter section (1).
2. a kind of eye tracker helmet as described in claim 1, which is characterized in that the outer perimeter section (1) includes at least
The outer ring main body (101) of annular, buckle (102) behind outer ring, buckle (104) is mounted on outer ring before buckle (103), outer ring on outer ring
Main body (101) upper makeup ring shape structure；Bracket buckle (105) is mounted on the bottom end two sides of outer ring main body (101) and in front
Portion.
3. a kind of eye tracker helmet as claimed in claim 2, which is characterized in that the frons of the outer perimeter section (1)
Set up separately and be equipped with camera installation hole location (106), is wherein equipped with boss structure, boss structure inside camera installation hole location (106)
The camera of installation is 10 °~20 ° with horizontal line angle and tilts down；Each setting shooting head bore position on bracket buckle (105)
(107) and lampet installs hole location (108), and lampet can be irradiated to the pupil of human eye, while the camera installed can take
Human eye measures the fixation point of eyes.
4. a kind of eye tracker helmet as claimed in claim 2, which is characterized in that with buckle behind outer ring (102) cooperation
Two beams of outer ring main body (101) aft section are trapezium structures, wherein on three trapezoidal faces respectively on be provided with positioning it is small
Lamp installs hole location (109), lampet distribution straggly in space, when head rotation, it is ensured that the beacon of back upper place can be got
Enough small modulating signals.
5. a kind of eye tracker helmet as described in claim 1, which is characterized in that the mobile rotating part (3) is at least
Including mobile bracket (301), damping wheel (302), inner ring fixing frame (303), mobile bracket (301) one end design has circle
Disk is fixed with damping wheel (302) by screw；The other end is the rectangle sliding groove structure (305) containing U-shaped hole, corresponds to cooperation
It is inserted on the rectangular opening of outer ring main body (101) two sides setting；Two side discs of the damping wheel (302) respectively with mobile bracket
(301) it is connected with inner ring fixing frame (303), it can be around damping wheel (302) between mobile bracket (301) and inner ring fixing frame (303)
Center relative rotation.
6. a kind of eye tracker helmet as claimed in claim 5, which is characterized in that inner ring fixed bracket cover (304) contains
Buckle structure, wherein buckle structure passes through the square hole (403) and inner ring fixing frame (303) reserved on inner ring active belt (401)
Buckle structure cooperation is fixed.
7. a kind of eye tracker helmet as claimed in claim 5, which is characterized in that the rectangle sliding groove structure (305)
Nut can be put into groove, screw passes through the nut in outer ring main body (101) and rectangle sliding groove structure (305) and fastens.
8. a kind of eye tracker helmet as described in claim 1, which is characterized in that the inner round portion (4) includes at least
Inner ring active belt (401) and forehead flexibility jointing plate (402) fix forehead flexibility jointing plate on the inner ring active belt (401)
(402), the forehead flexibility jointing plate (402) is equipped with flexible filler；Inner ring active belt (401) both ends are equipped with all strips
The up or down of aperture (404), strip aperture (404) the interior alternating expression at both ends is equipped with rack gear, the rack gear and ratchet retaining mechanism
(2) cooperate installation, the ratchet gear (203) of ratchet retaining mechanism (2) around central axis clockwise or counterclockwise when, it is right
Drive inner ring active belt (401) tightening or diastole answered.
9. a kind of eye tracker helmet as described in claim 1, which is characterized in that the ratchet retaining mechanism (2) is at least
Including cover board (201), thumb wheel (202), ratchet gear (203), support baseboard (204), support cover board (205) and hindbrain flexible paste
Plywood (206),
The side wall of the cover board (201) and support baseboard (204) is arc concave shape slot structure and complements each other to form installation space,
Cover board (201) middle position is equipped with annular protrusion structure；Circular hole is equipped among the thumb wheel (202), intermediate annular position is set
There is cylinder；Support baseboard (204) lateral wall is equipped with special-shaped aperture, and inner sidewall is equipped with the circular opening of convex shape；The spine
Wheel gear (203) is that side is detent mechanism flexible, and the other side is ratchet；Hindbrain flexibility jointing plate (206) setting exists
On support baseboard (204), surface is equipped with flexible filler；
Shaft on support cover board (205) and special-shaped aperture installation and support cover board (205) sequentially passes through ratchet gear
(203) after the circular hole of ratchet, detent mechanism center, the circular hole of thumb wheel (202) and it is fixed on the annular protrusion knot of cover board (201)
In structure；On the cylinder insertion detent mechanism of the thumb wheel (202) in the jack of corresponding position setting；The inner ring active belt (401)
Both ends fitted inside respectively from installation space both ends and in layered laminate be arranged, the strip aperture at inner ring active belt (401) both ends
(404) rack gear in cooperates with the ratchet upper and lower side of ratchet gear (203) respectively, and thumb wheel (202) upper and lower ends pass through cover board
(201) rim openings of corresponding position setting highlight outside installation space.
10. a kind of eye tracker helmet as claimed in claim 9, which is characterized in that the pawl of the ratchet gear (203)
Mechanism be two integrally formed semi arch blocks, it is equidirectional on correspondence side all integration be equipped with hook pawl, the end of pawl
The ratchet of portion and ratchet gear (203), which cooperates, to be clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821549864.9U CN209269661U (en) | 2018-09-21 | 2018-09-21 | A kind of eye tracker helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821549864.9U CN209269661U (en) | 2018-09-21 | 2018-09-21 | A kind of eye tracker helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209269661U true CN209269661U (en) | 2019-08-20 |
Family
ID=67603550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821549864.9U Active CN209269661U (en) | 2018-09-21 | 2018-09-21 | A kind of eye tracker helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209269661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171641A (en) * | 2018-09-21 | 2019-01-11 | 湖北英特搏智能机器有限公司 | A kind of eye tracker helmet |
-
2018
- 2018-09-21 CN CN201821549864.9U patent/CN209269661U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171641A (en) * | 2018-09-21 | 2019-01-11 | 湖北英特搏智能机器有限公司 | A kind of eye tracker helmet |
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