CN111163299A - Garage security fixed point monitoring equipment - Google Patents
Garage security fixed point monitoring equipment Download PDFInfo
- Publication number
- CN111163299A CN111163299A CN202010103254.1A CN202010103254A CN111163299A CN 111163299 A CN111163299 A CN 111163299A CN 202010103254 A CN202010103254 A CN 202010103254A CN 111163299 A CN111163299 A CN 111163299A
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- China
- Prior art keywords
- cavity
- face
- rotating
- driven
- opening
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
Abstract
The invention discloses a garage security fixed-point monitoring device which comprises a column body, wherein a transmission cavity is arranged in the column body, an opening cavity with an outward opening is arranged at the lower end in the column body, a monitoring mechanism for switching a monitoring area is arranged in the opening cavity, a control mechanism for providing an induction control function for the device is arranged in the transmission cavity, an alarm mechanism for providing a voice alarm is arranged at the lower end in the column body, a monitoring mode which cannot be realized according to different alarm positions caused by different areas can be realized during working, when an alarm is caused in an original monitoring range, the alarm can be warned through the voice alarm, recording is carried out through a monitoring video, and when the alarm is triggered in a non-monitoring range, comprehensive monitoring can be carried out through a rotary video device so as to increase the monitoring range.
Description
Technical Field
The invention relates to the field of security, in particular to a garage security fixed-point monitoring device.
Background
The garage is a place that the number of people is more of cominging in and going out, generally has more control dead angle in the garage to some criminal acts can not carry out a comprehensive control record.
At present, some security monitoring devices are arranged in most of the garages, but the structures in the garages are complex, so that general monitoring devices cannot comprehensively monitor and record the areas, and effective evidences cannot be left in time in the face of some illegal behaviors.
Disclosure of Invention
The invention aims to solve the technical problem of providing a garage security fixed-point monitoring device, solving the problems that the garage security fixed-point monitoring device cannot carry out all-around monitoring and has no voice alarm, and increasing the efficiency of a comprehensive monitoring function and a voice alarm function.
The invention is realized by the following technical scheme.
The garage security fixed-point monitoring equipment comprises a cylinder body, wherein a transmission cavity is arranged in the cylinder body, an opening cavity with an outward opening is arranged at the lower end in the cylinder body, a monitoring mechanism for switching a monitoring area is arranged in the opening cavity, a control mechanism for providing an induction control function for the device is arranged in the transmission cavity, and an alarm mechanism for providing a voice alarm is arranged at the lower end in the cylinder body;
the monitoring mechanism comprises a rotating cavity positioned on the lower side of the opening cavity, a limiting block capable of rotating in the cavity is arranged in the rotating cavity, a snap ring is arranged on the inner ring wall of the limiting block, a rotating block fixedly connected with the lower end and the upper end face of the limiting block is arranged in the opening cavity, a camera is arranged at the inner right end of the rotating block, a power supply is fixedly arranged in the cavity, a camera is fixedly arranged on the right end face of the rotating block, an electrifying line is electrically connected between the camera and the power supply, a motor is connected between the upper cavity wall at the right end of the transmission cavity, the lower end of the motor is dynamically connected with a transmission shaft with the lower end penetrating through the upper cavity wall and the lower cavity wall of the opening cavity, a rotating gear positioned in the opening cavity and meshed with the inner ring of the rotating block is arranged on the transmission shaft, an intermediate shaft is arranged between the lower, the right side of the left end of the rotating cavity is provided with a first driven cavity, the left cavity wall of the first driven cavity is provided with a through hole communicated with the rotating cavity, a rack located in the through hole is arranged in the left cavity wall of the first driven cavity, chutes with inward openings are formed in the upper cavity wall and the lower cavity wall of the through hole, the upper end face and the lower end face of the rack are fixedly provided with two fixed blocks respectively located in the chutes, and a telescopic spring is connected and arranged between the left end face of the fixed block and the left cavity wall of the chute.
Further, alarm mechanism is including being located the driven chamber of second of opening chamber downside, the fixed circular telegram piece that is equipped with of driven intracavity right-hand member of second, the driven intracavity left end of second is equipped with the removal circular telegram piece that can remove about the intracavity, remove circular telegram piece right-hand member with it is equipped with compression spring to connect between the driven chamber right side chamber wall of second, the external electricity of removal circular telegram piece left end face is connected and is equipped with the electric wire, the fixed siren that is equipped with of right-hand member face in the cylinder, the siren with the electricity is equipped with the wire between the fixed circular telegram piece, transmission shaft lower extreme friction is equipped with and is located the cam in the driven intracavity.
Further, the control mechanism comprises a driven shaft which is rotatably connected to the upper cavity wall at the left end of the transmission cavity, the lower end of the driven shaft extends into the first driven cavity, a rotating gear which is connected with the front end face of the rack in a meshed manner is arranged at the lower end of the driven shaft, a sliding gear which is arranged in the transmission cavity is arranged on a spline at the upper end of the driven shaft, a sliding cavity with an upward opening is arranged in the sliding gear, the sliding cavity is internally provided with a sliding rope which can rotate in the cavity, the upper end face of the sliding cavity is connected with a pull rope, a rotating plate which is arranged at the lower side of the sliding gear is further arranged at the upper end of the driven shaft, two reset springs are connected between the lower end face of the sliding gear and the upper end face of the rotating plate, a magnetic through cavity is arranged at the upper side of the transmission cavity, an electromagnet is fixedly arranged at the upper end of the magnetic through, the lower end face of the magnetic block is further connected with one end of the pull rope, a sensor is fixedly arranged on the right end face of the upper end of the cylinder, a first electric wire is electrically connected between the sensor and the electromagnet, and a second electric wire is electrically connected between the sensor and the motor.
Further, the sum of the tension of the return spring and the gravity of the sliding gear is larger than the friction force applied when the sliding gear slides on the driven shaft.
Furthermore, the pulling force of the two telescopic springs is larger than the friction force received by the rack when the rack slides in the through hole.
The invention has the beneficial effects that: the invention has simple structure and convenient operation, can realize the monitoring mode which can not be realized according to the difference of the alarm positions caused by different areas during working, can warn by voice alarm when the alarm is caused in the preset monitoring range, and can record by the monitoring video, and can carry out comprehensive monitoring by rotating the video device when the alarm is triggered in the non-monitoring range so as to enlarge the monitoring range.
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 a schematic structural diagram at A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram at B in FIG. 1 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter 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 garage security fixed-point monitoring device described in connection with fig. 1-3 comprises a cylinder 10, a transmission cavity 24 is arranged in the cylinder 10, an opening cavity 48 with an outward opening is arranged at the lower end in the cylinder 10, a monitoring mechanism 27 for switching a monitoring area is arranged in the opening cavity 48, a control mechanism 49 for providing a sensing control function for a device is arranged in the transmission cavity 24, an alarm mechanism 37 for providing a voice alarm is arranged at the lower end in the cylinder 10, the monitoring mechanism 27 comprises a rotating cavity 45 positioned at the lower side of the opening cavity 48, a limiting block 46 capable of rotating in the cavity is arranged in the rotating cavity 45, a snap ring 51 is arranged on the inner ring wall of the limiting block 46, a rotating block 47 fixedly connected with the upper end face of the limiting block 46 is arranged in the opening cavity 48, a camera 28 is arranged at the right end in the rotating block 47, and a power supply 26 is fixedly arranged in the cavity 29, a camera 28 is fixedly arranged on the right end face of the rotating block 47, an electrified wire 58 is electrically connected between the camera 28 and the power supply 26, a motor 18 is connected between the upper walls at the right end of the transmission cavity 24, the lower end of the motor 18 is in power connection with a transmission shaft 19 with the lower end penetrating through the upper and lower cavity walls of the opening cavity 48, a rotary gear 25 which is positioned in the opening cavity 48 and is in meshing connection with the inner ring of the rotating block 47 is arranged on the transmission shaft 19, an intermediate shaft 16 is rotatably arranged between the cavity walls at the right end of the transmission cavity 24 and below the mountain, an intermediate gear 17 which is in meshing connection with the transmission gear 23 is arranged on the intermediate shaft 16, a first driven cavity 39 is arranged on the right side of the left end of the rotating cavity 45, a through hole 60 which is communicated with the rotating cavity 45 is arranged on the left cavity wall of the first driven cavity 39, and, the upper cavity wall and the lower cavity wall of the through hole 60 are respectively provided with a sliding groove 61 with an inward opening, the upper end surface and the lower end surface of the rack 44 are respectively fixedly provided with a fixed block 42 respectively positioned in the two sliding grooves 61, and a telescopic spring 43 is connected between the left end surface of the fixed block 42 and the left cavity wall of the sliding groove 61.
Beneficially, alarm mechanism 37 includes second driven chamber 38 that is located open cavity 48 downside, the fixed circular telegram piece 30 that is equipped with in the right-hand member in second driven chamber 38, the left end is equipped with the removal circular telegram piece 34 that can control about in the intracavity in the second driven chamber 38, it is equipped with compression spring 33 to remove circular telegram piece 34 right-hand member face with to connect between the second driven chamber 38 right-hand member wall, the external electrical connection of removal circular telegram piece 34 left-hand member face is equipped with electric wire 35, the fixed siren 31 that is equipped with in the cylinder 10 right-hand member face, the electrical connection is equipped with wire 32 between siren 31 and the fixed circular telegram piece 30, transmission shaft 19 lower extreme friction is equipped with and is located cam 36 in second driven chamber 38.
Beneficially, the control mechanism 49 includes a driven shaft 40 rotatably connected to an upper cavity wall at the left end of the transmission cavity 24, and a lower end of the driven shaft 40 extends into the first driven cavity 39, a rotating gear 41 engaged with the front end surface of the rack 44 is disposed at the lower end of the driven shaft 40, a sliding gear 53 disposed in the transmission cavity 24 is disposed at an upper end spline of the driven shaft 40, a sliding cavity 55 with an upward opening is disposed in the sliding gear 53, a 54 capable of rotating in the cavity is disposed in the sliding cavity 55, a pull rope 11 is connected to an upper end surface of the 54, a rotating plate 57 disposed at a lower side of the sliding gear 53 is further disposed at an upper end of the driven shaft 40, two return springs 56 are connected between a lower end surface of the sliding gear 53 and an upper end surface of the rotating plate 57, a magnetic cavity 14 is disposed at an upper side of the transmission cavity 24, an electromagnet 15 is fixedly disposed at an upper end in the magnetic cavity 14, a magnetic block 13 capable of sliding, a tension spring 12 is connected between the lower end face of the magnetic block 13 and the lower cavity wall of the magnetic cavity 14, the lower end face of the magnetic block 13 is also connected with one end of the pull rope 11, a sensor 22 is fixedly arranged on the right end face of the upper end of the cylinder 10, a first electric wire 21 is electrically connected between the sensor 22 and the electromagnet 15, and a second electric wire 20 is electrically connected between the sensor 22 and the motor 18.
Advantageously, the sum of the tension of the return spring 56 and the weight of the sliding gear 53 is greater than the friction to which the sliding gear 53 is subjected when sliding on the driven shaft 40.
Advantageously, the tension of the two telescopic springs 43 is greater than the friction to which the rack 44 is subjected when sliding in the through hole 60.
In the initial state, the sliding gear 53 is located at the lower side of the intermediate gear 17, the sliding gear 53 and the intermediate gear 17 are in a disengaged state, and the rack 44 is located in the snap ring 51 under the tensile force of the extension spring 43.
When a loud sound exists in the space on the right side in the middle of the column body 10, the sensor 22 inductively controls the motor 18 to work, the motor 18 works to drive the transmission shaft 19 and the rotating gear 25 and the cam 36 on the transmission shaft 19 to rotate, the rotating gear 25 rotates to drive the rotating block 47 meshed with the rotating gear to rotate, the rotating block 47 cannot rotate due to the fact that the left end of the rotating block 47 is limited by the rack 44, the rotating gear 25 slips on the transmission shaft 19 to stop rotating, the camera 28 continues to monitor the space on the right side in the middle of the column body 10, the cam 36 rotates to push the movable electrified block 34 rightwards, the movable electrified block 34 moves rightwards to be in contact with the fixed electrified block 30, the alarm 31 supplies power to start working, and the voice alarm function;
when the space at the left side of the middle of the column 10 has a loud sound, the sensor 22 controls the motor 18 to work and energizes the electromagnet 15, the electromagnet 15 is energized to generate magnetism which is opposite to and attracted with the magnetic block 13, the magnetic block 13 moves upwards to tension the pull rope 11, the sliding gear 53 moves upwards under the tension of the pull rope 11 to be meshed with the intermediate gear 17, the transmission gear 23 rotates to drive the intermediate gear 17 meshed with the transmission gear to rotate, so as to drive the sliding gear 53 meshed with the intermediate gear 17 to rotate, the rotating direction of the sliding gear 53 and the transmission gear 23 is controlled to be the same through the steering action of the intermediate gear 17, the sliding gear 53 rotates to drive the driven shaft 40 and the rotating gear 41 at the lower end of the driven shaft 40 to rotate, the rotating gear 41 rotates to drive the rack 44 meshed with the rotating gear 41 to move rightwards, the left end of the rack 44 leaves from the snap ring 51, the rotation of the rotary gear 25 drives the rotation block 47 engaged therewith to rotate, so as to drive the camera 28 to rotate to monitor the whole space area around the cylinder 10, and alarm by the alarm 31.
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 (5)
1. The utility model provides a garage security fixed point supervisory equipment, includes the cylinder, its characterized in that: a transmission cavity is arranged in the column body, an opening cavity with an outward opening is arranged at the lower end in the column body, a monitoring mechanism for switching a monitoring area is arranged in the opening cavity, a control mechanism for providing an induction control function for the device is arranged in the transmission cavity, and an alarm mechanism for providing a voice alarm is arranged at the lower end in the column body;
the monitoring mechanism comprises a rotating cavity positioned on the lower side of the opening cavity, a limiting block capable of rotating in the cavity is arranged in the rotating cavity, a snap ring is arranged on the inner ring wall of the limiting block, a rotating block fixedly connected with the lower end and the upper end face of the limiting block is arranged in the opening cavity, a camera is arranged at the inner right end of the rotating block, a power supply is fixedly arranged in the cavity, a camera is fixedly arranged on the right end face of the rotating block, an electrifying line is electrically connected between the camera and the power supply, a motor is connected between the upper cavity wall at the right end of the transmission cavity, the lower end of the motor is dynamically connected with a transmission shaft with the lower end penetrating through the upper cavity wall and the lower cavity wall of the opening cavity, a rotating gear positioned in the opening cavity and meshed with the inner ring of the rotating block is arranged on the transmission shaft, an intermediate shaft is arranged between the lower, the right side of the left end of the rotating cavity is provided with a first driven cavity, the left cavity wall of the first driven cavity is provided with a through hole communicated with the rotating cavity, a rack located in the through hole is arranged in the left cavity wall of the first driven cavity, chutes with inward openings are formed in the upper cavity wall and the lower cavity wall of the through hole, the upper end face and the lower end face of the rack are fixedly provided with two fixed blocks respectively located in the chutes, and a telescopic spring is connected and arranged between the left end face of the fixed block and the left cavity wall of the chute.
2. The garage security fixed-point monitoring device of claim 1, wherein: alarm mechanism is including being located the second slave chamber of opening chamber downside, the fixed circular telegram piece that is equipped with of the driven intracavity right-hand member of second, the driven intracavity left end of second is equipped with the removal circular telegram piece that can remove about the intracavity, remove circular telegram piece right-hand member with it is equipped with compression spring to connect between the driven chamber right side chamber wall of second, the external electricity of removal circular telegram piece left end face is connected and is equipped with the electric wire, the fixed siren that is equipped with of right-hand member face in the cylinder, the siren with the electricity is connected between the fixed circular telegram piece and is equipped with the wire, transmission shaft lower extreme friction is equipped with and is located the.
3. The garage security fixed-point monitoring device of claim 1, wherein: the control mechanism comprises a driven shaft which is rotatably connected to the upper cavity wall at the left end of the transmission cavity, the lower end of the driven shaft extends into the first driven cavity, a rotating gear which is meshed with the front end face of the rack is arranged at the lower end of the driven shaft, a sliding gear which is positioned in the transmission cavity is arranged on a spline at the upper end of the driven shaft, a sliding cavity with an upward opening is arranged in the sliding gear, a pull rope is arranged in the sliding cavity, a rotating plate which is positioned on the lower side of the sliding gear is also arranged at the upper end of the driven shaft, two reset springs are arranged between the lower end face of the sliding gear and the upper end face of the rotating plate, a magnetic cavity is arranged at the upper side of the transmission cavity, an electromagnet is fixedly arranged at the upper end in the magnetic cavity, a magnetic block which can slide up and down in the magnetic cavity is arranged at the lower end face in the magnetic cavity, the lower end face of the magnetic block is further connected with one end of the pull rope, a sensor is fixedly arranged on the right end face of the upper end of the cylinder, a first electric wire is electrically connected between the sensor and the electromagnet, and a second electric wire is electrically connected between the sensor and the motor.
4. The garage security fixed-point monitoring device of claim 3, wherein: the sum of the tension of the return spring and the gravity of the sliding gear is larger than the friction force applied when the sliding gear slides on the driven shaft.
5. The garage security fixed-point monitoring device of claim 1, wherein: the tension of the two telescopic springs is larger than the friction force applied when the rack slides in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010103254.1A CN111163299A (en) | 2020-02-19 | 2020-02-19 | Garage security fixed point monitoring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010103254.1A CN111163299A (en) | 2020-02-19 | 2020-02-19 | Garage security fixed point monitoring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111163299A true CN111163299A (en) | 2020-05-15 |
Family
ID=70566129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010103254.1A Withdrawn CN111163299A (en) | 2020-02-19 | 2020-02-19 | Garage security fixed point monitoring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111163299A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112215028A (en) * | 2020-10-13 | 2021-01-12 | 广州新程北斗信息科技有限公司 | Vehicle-mounted wireless communication equipment based on Rfid |
| CN112594508A (en) * | 2020-11-20 | 2021-04-02 | 重庆电子工程职业学院 | Campus security monitoring system |
-
2020
- 2020-02-19 CN CN202010103254.1A patent/CN111163299A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112215028A (en) * | 2020-10-13 | 2021-01-12 | 广州新程北斗信息科技有限公司 | Vehicle-mounted wireless communication equipment based on Rfid |
| CN112594508A (en) * | 2020-11-20 | 2021-04-02 | 重庆电子工程职业学院 | Campus security monitoring system |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200515 |
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| WW01 | Invention patent application withdrawn after publication |