CN112116732A - Helmet-type automobile data recorder for recording driving direction - Google Patents

Helmet-type automobile data recorder for recording driving direction Download PDF

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Publication number
CN112116732A
CN112116732A CN202011071308.7A CN202011071308A CN112116732A CN 112116732 A CN112116732 A CN 112116732A CN 202011071308 A CN202011071308 A CN 202011071308A CN 112116732 A CN112116732 A CN 112116732A
Authority
CN
China
Prior art keywords
cavity
fixedly connected
camera
wall
moving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011071308.7A
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Chinese (zh)
Inventor
刘谢童
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing lekeku Technology Co.,Ltd.
Original Assignee
Dongying Beira Locks Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongying Beira Locks Co ltd filed Critical Dongying Beira Locks Co ltd
Priority to CN202011071308.7A priority Critical patent/CN112116732A/en
Publication of CN112116732A publication Critical patent/CN112116732A/en
Withdrawn legal-status Critical Current

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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0841—Registering performance data
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/56—Accessories
    • G03B17/561—Support related camera accessories
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B29/00—Combinations of cameras, projectors or photographic printing apparatus with non-photographic non-optical apparatus, e.g. clocks or weapons; Cameras having the shape of other objects

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Helmets And Other Head Coverings (AREA)

Abstract

The invention discloses a helmet type automobile data recorder for recording the driving direction, which comprises a helmet body, wherein a brain bag cavity with a left lower opening, a camera seat cavity with an upward opening, a vertical moving cavity and a one-way cavity, the camera seat cavity is positioned at the upper side of the brain bag cavity, the vertical moving cavity is positioned between a lining and the camera seat cavity and is positioned at the rear part of the vertical moving cavity, the one-way cavity is positioned at the rear part of the vertical moving cavity and is communicated with the vertical moving cavity and the camera seat cavity, a buffer spring is fixedly connected at a proper position of the upper cavity wall of the brain bag cavity, the lower end of the buffer spring is fixedly connected with the lining, a connecting rod is connected in the vertical moving cavity in a sliding way, a bulge is arranged at the front end of the connecting rod and extends downwards into the brain bag cavity, the lower end of the bulge at the front end of the connecting rod is fixedly connected to the upper end surface of the lining, when the, thereby ensuring that the picture which records the driving direction is not influenced by the brain bag shaking of the driver at will.

Description

Helmet-type automobile data recorder for recording driving direction
Technical Field
The invention relates to a vehicle event data recorder, in particular to a helmet type vehicle event data recorder for recording the driving direction.
Background
The automobile data recorder is an instrument for recording related information such as images and sounds during the running of a vehicle, and after the automobile data recorder is installed, video images and sounds of the whole running process of the vehicle can be recorded, evidence can be provided for traffic accidents, the automobile data recorder can be used for recording the process of overcoming difficult dangerous resistance, and recording while walking when driving, and simultaneously recording time, speed and position in the video, so that the automobile data recorder is a 'black box'; at present, motorcycles, electric vehicles and the like still have no corresponding automobile data recorder equipment, although a motion camera installed on a helmet is arranged on the market, the shooting angle and the like are very limited due to the fact that the motion camera is directly and fixedly connected to the helmet, and pictures of riding directions cannot be completely recorded during riding.
Disclosure of Invention
The invention aims to solve the technical problem of providing a helmet type automobile data recorder for recording the driving direction, solving the problem that a motion camera for riding cannot replace the automobile data recorder, and realizing a reasonable automobile data recorder for riding.
The invention is realized by the following technical scheme.
The invention relates to a helmet type automobile data recorder for recording in a driving direction, which comprises a helmet body, wherein a brain bag cavity with a left lower opening, a camera seat cavity with an upward opening, a vertical moving cavity and a one-way cavity, the camera seat cavity is positioned on the upper side of the brain bag cavity, the vertical moving cavity is positioned between a lining and the camera seat cavity and is positioned at the rear end of the vertical moving cavity, the one-way cavity is communicated with the vertical moving cavity and the camera seat cavity, the upper cavity wall of the brain bag cavity is fixedly connected with a buffer spring at a proper position, the lower end of the buffer spring is fixedly connected with the lining, the vertical moving cavity is connected with a connecting rod in a sliding manner, the front end of the connecting rod is provided with a bulge extending downwards into the brain bag cavity, the lower end of the bulge at the front end of the connecting rod is fixedly connected onto the upper end surface of the lining, the upper end surface of the connecting rod is fixedly connected with a one-, the camera seat cavity comprises a camera seat cavity, a fixed shaft, a check rod, a camera seat base, a check block, a camera seat cavity, a check block, a camera seat base, a camera and a camera seat cavity, wherein the fixed shaft is rotatably connected between the front cavity wall and the back cavity wall of the check cavity, the check rod is rotatably connected to the fixed shaft, the check rod is fixedly connected between the corresponding positions of the lower cavity wall of the check cavity, a rotating shaft is rotatably connected between the front cavity wall and the back cavity wall of the right suitable position of the camera seat cavity, the camera seat base is fixedly connected.
Furthermore, the front end face and the rear end face of the left side portion of the camera base are respectively and fixedly connected with a pulling block, a helmet body corresponding to the position right above the pulling block is respectively and fixedly connected with a pulling rope outlet, the front side and the rear side of the cerebral sack cavity are respectively provided with two moving cavities, moving blocks are respectively and slidably connected in the moving cavities, a reset spring is fixedly connected between the lower end face of each moving block and the lower cavity wall of each moving cavity, the lower ends of the moving blocks are fixedly connected with hanging belts, the hanging belts downwards penetrate through the lower cavity wall of each moving cavity to extend out to the outside and are connected with hanging belts extending out of the other ends through adjusting buckles, and the upper ends of the moving blocks are fixedly connected with pulling ropes, the pulling ropes upwards penetrate through the helmet body and then are fixedly connected to.
Furthermore, a rotating cavity and a hemispherical cavity are arranged in the camera base from top to bottom, a rotating shaft is rotatably connected to the wall of the lower cavity of the rotating cavity, the lower end of the rotating shaft downwards penetrates through the upper cavity wall of the hemispherical cavity, a transparent cover is fixedly connected in the hemispherical cavity, a bottom fixed shaft is fixedly arranged at the lower end of the transparent cover, the lower end of the bottom fixed shaft is rotatably connected in the wall of the lower cavity of the hemispherical cavity, a spherical cavity is arranged in the transparent cover, a rotating shaft is rotatably connected between the front cavity wall and the rear cavity wall of the spherical cavity, a balancing seat is rotatably connected on the rotating shaft, a camera is fixedly connected to the left side of the balancing seat, a balancing weight is fixedly connected to the lower side of the balancing seat, a rotating sleeve is partially and fixedly connected in the rotating cavity, a steering shaft is rotatably connected to the upper side of the rotating sleeve, all sliding connection has the sliding block in the sliding chamber, the sliding block be close to central side end face with the sliding chamber is close to the little spring of fixedly connected with between the central chamber wall, the sliding block is close to central side end face fixedly connected with flexible rope just flexible rope passes it connects to rotate cover fixed connection the steering spindle is last, the steering spindle upper end upwards stretches out to outside and the hinge is connected with rotatory piece, rotatory piece right-hand member fixedly connected with wind direction axle just wind direction axle right-hand member fixedly connected with has the windy piece.
The invention has the beneficial effects that: this helmet-type vehicle event data recorder simple structure, the simple operation, when wearing the helmet, the camera just can be automatic bounce and fixed opening from the helmet top, when riding, the record appearance can change self direction according to the windward that rides the production to the picture of guaranteeing to record the direction of travel all the time does not receive the driver's head bag at will and rocks and influence, and the camera also can oneself keep balance in order to keep the quality of video recording in inside.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure of the embodiment of the present invention at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the embodiment of the present invention at B in FIG. 2;
FIG. 4 is a schematic cross-sectional view at C-C in FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view at D-D in FIG. 4 according to an embodiment of the present invention;
FIG. 6 is an enlarged schematic view of the embodiment of the present invention at E in FIG. 5;
FIG. 7 is a schematic cross-sectional view at F-F in FIG. 3 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The helmet-type automobile data recorder recorded in the driving direction is described by combining the attached drawings 1-7, and comprises a helmet body 11, wherein a brain bag cavity 13 with an opening at the lower left side, a camera seat cavity 16 with an upward opening and positioned at the upper side of the brain bag cavity 13, an up-down moving cavity 29 with a deviated position and positioned between a lining 12 and the camera seat cavity 16, and a one-way cavity 30 positioned at the rear end of the up-down moving cavity 29 and communicated with the up-down moving cavity 29 and the camera seat cavity 16, a buffer spring 14 is fixedly connected at a proper position on the upper wall of the brain bag cavity 13, a lining 12 is fixedly connected at the lower end of the buffer spring 14, a connecting rod 26 is slidably connected in the up-down moving cavity 29, a bulge is arranged at the front end of the connecting rod 26 and extends downwards into the brain bag cavity 13, the bulge lower end of the front end of the connecting rod 26 is fixedly connected on the upper end face of the lining 12, a one, unidirectional block 25 sliding connection is in unidirectional cavity 30, unidirectional block 25 upper end suitable position is equipped with the ascending contrary chamber 47 of opening, it is connected with fixed axle 48 to rotate between the chamber wall around contrary chamber 47, it is connected with contrary pole 27 to rotate on the fixed axle 48, contrary pole 27 with contrary chamber 47 down the chamber wall correspond the little torsional spring 28 of fixedly connected with between the position, it is connected with pivot 22 to rotate between the chamber wall around the suitable position on camera seat chamber 16 right side, fixedly connected with camera seat 15 on the pivot 22 with can with the one-way wheel 31 of one-way block 25 upper end contrary pole 27 matched with, camera seat 15 with camera seat chamber 16 corresponds the big torsional spring 23 of fixedly connected with between the chamber wall.
Beneficially, the front end face and the rear end face of the left side portion of the camera base 15 are respectively and fixedly connected with a pulling block 17, the helmet body 11 corresponding to the position right above the pulling block 17 is further respectively and fixedly connected with a pulling rope outlet 32, the front side and the rear side of the brain bag cavity 13 are respectively provided with two moving cavities 55, the moving cavities 55 are respectively and slidably connected with a moving block 19, a return spring 21 is fixedly connected between the lower end face of the moving block 19 and the lower cavity wall of the moving cavity 55, the lower end of the moving block 19 is fixedly connected with a suspension belt 20, the suspension belt 20 downwards penetrates through the lower cavity wall of the moving cavity 55 to extend out to the outside and is connected with the suspension belt 20 extending out of the other end through an adjusting buckle 54, the upper end of the moving block 19 is fixedly connected with a pulling rope 18, and the pulling rope 18 upwards penetrates through the helmet body 11 and.
Beneficially, a rotating cavity 41 and a hemispherical cavity 51 are arranged in the camera base 15 from top to bottom, a rotating shaft 35 is rotatably connected to a lower cavity wall of the rotating cavity 41, a lower end of the rotating shaft 35 downwardly penetrates through an upper cavity wall of the hemispherical cavity 51, a transparent cover 33 is fixedly connected to the hemispherical cavity 51, a bottom fixing shaft 34 is fixedly arranged at a lower end of the transparent cover 33, a lower end of the bottom fixing shaft 34 is rotatably connected to the lower cavity wall of the hemispherical cavity 51, a spherical cavity 57 is arranged in the transparent cover 33, a rotating shaft 37 is rotatably connected between front and rear cavity walls of the spherical cavity 57, a balancing seat 36 is rotatably connected to the rotating shaft 37, a camera 38 is fixedly connected to the left side of the balancing seat 36, a balancing weight 39 is fixedly connected to the lower side of the balancing seat 36, a rotating sleeve 40 is partially fixedly connected to the rotating shaft 35 in the rotating cavity 41, and a steering, rotate cover 40 and be equipped with a plurality of sliding chamber 42 in the suitable position that corresponds steering spindle 46, equal sliding connection has sliding block 43 in the sliding chamber 42, sliding block 43 be close to central side end face with sliding chamber 42 is close to the little spring 44 of fixedly connected with between the central chamber wall, sliding block 43 is close to central side end face fixedly connected with flexible rope 45 just flexible rope 45 passes rotate cover 40 fixed connection in on the steering spindle 46, steering spindle 46 upper end upwards stretches out to outside and articulated has rotatory piece 24, rotatory piece 24 right-hand member fixedly connected with wind direction axle 49 just wind direction axle 49 right-hand member fixedly connected with moves piece 50.
Sequence of mechanical actions of the whole device: 1: in a standby state, the camera base 15 is in the camera base cavity 16, the lining 12 is pressed by the buffer spring 14 to be positioned at the lowest side of the stroke, the connecting rod 26 and the one-way block 25 are also positioned at the lowest side of the stroke, and the one-way block 25 is not in contact with the one-way wheel 31; 2: when the helmet is worn, the head bag presses the lining 12 and pushes the lining 12 upwards, the buffer spring 14 is lifted by the compression connecting rod 26, the one-way block 25 moves upwards to be in contact with the one-way wheel 31, the counterclockwise rotation of the one-way wheel 31 is limited, the suspension belt 20 is tensioned to fix the adjusting buckle 54 on the chin, the suspension belt 20 drives the moving block 19 to compress the return spring 21 to move downwards, the moving block 19 pulls down the pull rope 18 to enable the pull rope 18 to lift the traction block 17 at the other end, the large torsion spring 23 is lifted and compressed on the left side of the camera base 15 and simultaneously drives the rotating shaft 22 to rotate clockwise, the rotating shaft 22 drives the one-way wheel 31 to rotate under the contact of the one-way block 25, and the camera base 15 is completely lifted and; 3: under the action of gravity, the balancing weight 39 can enable the balancing seat 36 to keep balance by itself to enable the camera 38 to always shoot a horizontal angle, the sliding block 43 is tightly attached to the cavity wall of the rotating cavity 41 under the pressure of the micro spring 44, the relative rotation of the micro spring 44 is limited, so that the rotation of the rotating shaft 35 is limited, the rotation of the transparent cover 33 is limited by the rotating shaft 35, at the moment, the shooting angle of the camera 38 is consistent with the whole helmet orientation, when a driver twists the head or otherwise causes the helmet not to face the driving direction, the head-on wind generated by driving can enable the wind direction shaft 49 to rotate to point to the driving direction by the wind block 50, the rotating block 24 is driven by the wind direction shaft 49, the rotating block 24 drives the steering shaft 46 to rotate, the steering shaft 46 and the rotating sleeve 40 to generate relative rotation, the flexible rope 45 is retracted by the steering shaft 46 to pull the sliding block 43 to move inwards to be not contacted with the, the rotating sleeve 40 rotates along with the steering shaft 46, the transparent cover 33 is driven to rotate through the rotating shaft 35, the rotating shaft 37 is driven to rotate along with the rotation of the transparent cover 33, and therefore the camera 38 rotates along with the position of the wind block 50 all the time, and the camera 38 shoots pictures in the driving direction all the time; 4: after the helmet is taken off, the hanging belt 20 is loosened to enable the moving block 19 to be pushed by the return spring 21 to reset, the pull rope 18 is loosened, the camera seat 15 is not lifted up any more, no head bag presses the lining 12 to be reset by the pressure of the buffer spring 14 to drive the connecting rod 26 to move downwards, the one-way block 25 is not contacted with the one-way wheel 31 any more, the counterclockwise rotation of the one-way wheel 31 is not limited any more, and the camera seat 15 resets and retracts into the camera seat cavity 16 under the pressure of the large torsion spring 23.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (3)

1. The utility model provides a helmet-type vehicle event data recorder that direction of travel recorded, includes the helmet body, its characterized in that: the helmet body is provided with a brain bag cavity with a left lower opening, a camera seat cavity with an upward opening, an up-down moving cavity and a one-way cavity, wherein the up-down moving cavity is positioned between the lining and the camera seat cavity and is positioned at the rear end of the up-down moving cavity, the one-way cavity is communicated with the up-down moving cavity and the camera seat cavity, the upper cavity wall of the brain bag cavity is fixedly connected with a buffer spring at a proper position, the lower end of the buffer spring is fixedly connected with the lining, the up-down moving cavity is internally and slidably connected with a connecting rod, the front end of the connecting rod is provided with a bulge extending downwards into the brain bag cavity, the bulge lower end of the front end of the connecting rod is fixedly connected onto the upper end surface of the lining, the upper end surface of the connecting rod is fixedly connected with a one-way block at a proper position, the upper end of the one-way block, the camera seat is characterized in that a check rod is rotatably connected to the fixed shaft, a small torsion spring is fixedly connected between corresponding positions of the lower cavity wall of the check cavity, a rotating shaft is rotatably connected between the front cavity wall and the rear cavity wall of the right proper position of the camera seat cavity, a camera seat and a one-way wheel matched with the check rod at the upper end of the one-way block are fixedly connected to the rotating shaft, and a large torsion spring is fixedly connected between corresponding cavity walls of the camera seat cavity and the camera seat cavity.
2. A direction of travel recorded helmet tachograph according to claim 1, wherein: the front end face and the rear end face of the left side portion of the camera base are respectively and fixedly connected with a pulling block, the helmet body corresponding to the position right above the pulling block is respectively and fixedly connected with a pulling rope outlet, the front side and the rear side of the cerebral sack cavity are respectively provided with two moving cavities, moving blocks are respectively and slidably connected in the moving cavities, a reset spring is fixedly connected between the lower end face of each moving block and the lower cavity wall of each moving cavity, the lower ends of the moving blocks are fixedly connected with hanging belts, the hanging belts downwards penetrate through the lower cavity wall of each moving cavity to extend out to the outside and are connected with the hanging belts extending out of the other ends through adjusting buckles, and the upper ends of the moving blocks are fixedly connected with pulling ropes, the pulling ropes upwards penetrate through the helmet body and then are.
3. A direction of travel recorded helmet tachograph according to claim 1, wherein: a rotating cavity and a hemispherical cavity are arranged in the camera base from top to bottom, a rotating shaft is rotatably connected to the wall of the lower cavity of the rotating cavity, the lower end of the rotating shaft downwards penetrates through the upper cavity wall of the hemispherical cavity, a transparent cover is fixedly connected in the hemispherical cavity, a bottom fixed shaft is fixedly arranged at the lower end of the transparent cover, the lower end of the bottom fixed shaft is rotatably connected in the wall of the lower cavity of the hemispherical cavity, a spherical cavity is arranged in the transparent cover, the rotating shaft is rotatably connected between the front cavity wall and the rear cavity wall of the spherical cavity, a balancing seat is rotatably connected on the rotating shaft, a camera is fixedly connected to the left side of the balancing seat, a balancing weight is fixedly connected to the lower side of the balancing seat, a rotating sleeve is fixedly connected in the rotating cavity, a steering shaft is rotatably connected to the upper side of the rotating sleeve, all sliding connection has the sliding block in the sliding chamber, the sliding block be close to central side end face with the sliding chamber is close to the little spring of fixedly connected with between the central chamber wall, the sliding block is close to central side end face fixedly connected with flexible rope just flexible rope passes it connects to rotate cover fixed connection the steering spindle is last, the steering spindle upper end upwards stretches out to outside and the hinge is connected with rotatory piece, rotatory piece right-hand member fixedly connected with wind direction axle just wind direction axle right-hand member fixedly connected with has the windy piece.
CN202011071308.7A 2020-10-09 2020-10-09 Helmet-type automobile data recorder for recording driving direction Withdrawn CN112116732A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011071308.7A CN112116732A (en) 2020-10-09 2020-10-09 Helmet-type automobile data recorder for recording driving direction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011071308.7A CN112116732A (en) 2020-10-09 2020-10-09 Helmet-type automobile data recorder for recording driving direction

Publications (1)

Publication Number Publication Date
CN112116732A true CN112116732A (en) 2020-12-22

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CN202011071308.7A Withdrawn CN112116732A (en) 2020-10-09 2020-10-09 Helmet-type automobile data recorder for recording driving direction

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CN (1) CN112116732A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105982384A (en) * 2015-08-18 2016-10-05 佛山市顺德区文锦机车配件有限公司 Helmet with built-in automobile data recorder
CN107290850A (en) * 2016-03-31 2017-10-24 深圳纳德光学有限公司 The head rest and head-mounted display of a kind of head-mounted display
CN108968208A (en) * 2018-07-28 2018-12-11 滁州安阳智能科技有限公司 A kind of band videorama formula helmet
US20180360152A1 (en) * 2017-06-14 2018-12-20 Tzu-Chiang CHEN Helmet
CN209518316U (en) * 2018-11-12 2019-10-22 东莞市简约智能科技有限公司 Crash helmet with multifunctional mounting bracket

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105982384A (en) * 2015-08-18 2016-10-05 佛山市顺德区文锦机车配件有限公司 Helmet with built-in automobile data recorder
CN107290850A (en) * 2016-03-31 2017-10-24 深圳纳德光学有限公司 The head rest and head-mounted display of a kind of head-mounted display
US20180360152A1 (en) * 2017-06-14 2018-12-20 Tzu-Chiang CHEN Helmet
CN108968208A (en) * 2018-07-28 2018-12-11 滁州安阳智能科技有限公司 A kind of band videorama formula helmet
CN209518316U (en) * 2018-11-12 2019-10-22 东莞市简约智能科技有限公司 Crash helmet with multifunctional mounting bracket

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Effective date of registration: 20210120

Address after: No. 168, Zhitong Road, Qilin street, Jiangning District, Nanjing City, Jiangsu Province, 211135

Applicant after: Nanjing lekeku Technology Co.,Ltd.

Address before: Room 203, second floor, Dongying District, Shandong Province

Applicant before: Dongying Beira Locks Co.,Ltd.

WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20201222