CN110065893A - A kind of displacement suspension cable type lifting device - Google Patents
A kind of displacement suspension cable type lifting device Download PDFInfo
- Publication number
- CN110065893A CN110065893A CN201811090535.7A CN201811090535A CN110065893A CN 110065893 A CN110065893 A CN 110065893A CN 201811090535 A CN201811090535 A CN 201811090535A CN 110065893 A CN110065893 A CN 110065893A
- Authority
- CN
- China
- Prior art keywords
- crane
- hoist cable
- bracket
- footstock
- movable
- 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- Withdrawn
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 22
- 239000000725 suspension Substances 0.000 title claims abstract description 13
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 2
- 238000003032 molecular docking Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/04—Driving gear manually operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of displacement suspension cable type lifting devices, including footstock, crane and bracket, footstock is a rectangular cross section Cavity structural member, it is curved that upper port installs load, lower port sets V-arrangement fracture and force-bearing hole, it is connected with outlet thereon, it is perpendicularly fixed on aerial fixture, locating rod is installed on crane, movable bolt, seton device, lower coupling bracket, displacement hoist cable and remote controlled electric device are installed on bracket, object correlation is connected under bracket, locating rod positions crane, movable bolt is set to retreat in force-bearing hole to make crane connect and separate with footstock using control hoist cable, it is replaced after aerial object landing being located at, the high altitude operation situation of replacement hoist cable is avoided using substitute mode.The present apparatus provides a kind of completely new liftable pedestal to install the object in high-altitude, and object work pattern is changed by being changed to " object drop " " on people " in high-altitude, so that high-altitude is changed object and does not have to ascend a height, it is time saving and energy saving and it is easy reliably.
Description
Technical field
The present invention relates to a kind of mechanical device with elevating function, especially it is a kind of can automatic replacing hoist cable lifting dress
It sets.
Background technique
Some objects of higher position, such as various lamps and lanterns, billboard, ornament are installed on, when needing to be located to these
When the object in high-altitude is replaced, is repaired, traditional mode be or utilize superstructure lifting operation using setting up shelf, or
Using special equipments such as lift trucks, the above operation mode is both needed to the position where the needed to change purpose object of very important person's arrival, exists
High altitude operation risk, and it is quite time-consuming laborious, it is sometimes even more extremely difficult.
Summary of the invention
In view of this, installing this time-consuming, laborious high altitude operation mode of object to change replacement high-altitude at present, the present invention is mentioned
It realizes by the way that a kind of liftable pedestal is arranged for aerial installation object for a kind of displacement suspension cable type lifting device and does not have to ascend a height, is easy
It is reliably completed the purpose that object is changed in high-altitude.
In order to achieve the above object, the present invention adopts the following technical scheme:
A kind of displacement suspension cable type lifting device, including footstock, crane and bracket, footstock are the cavity structure of a rectangular cross section
Part, upper port install that load is curved, and two opposite sides of lower port are set as the symmetrical V-arrangement fracture of reverse side, the opposite side of another two
Face is set as the symmetrical triangle of reverse side, thereon and sets that there are two symmetrical vertical strip force-bearing hole, the V-arrangement tops of V-arrangement fracture
Position is installed on outlet, and footstock is perpendicularly fixed on the fixture of high-altitude；Crane is that vertical rod piece and horizontal bars form
T shape component, be cavity among vertical rod piece, locating rod, movable bolt, seton device installed on crane；The connection of crane lower part
Bracket installs displacement hoist cable on bracket, and can be installed on remote controlled electric device, the object installed needed for connecting under bracket.
Above-mentioned displacement suspension cable type lifting device, the load is curved, is an anchor component, and centre is equipped with mounting hole, with
Fixed point positioned at footstock upper port center connects, and can be around the fixed point restricted rotational movement；The locating rod is a U-shaped bar
Part, two sides are equipped with attaching plug, and being installed on the vertical rod piece of crane vertical sliding motion and can remain space with horizontal bars
On it is vertical, on the vertical rod piece of crane be equipped with vertical compressed spring, locating rod, crane, vertical compressed spring collectively form
One compressible space cross；The movable bolt is two baffled rod components in side, in crane level
The both ends of rod piece are symmetrically installed, and horizontal compression spring is housed on movable bolt, is connected between two movable bolts with soft rope；The extension
Line device is a resilient elongate component, and one end is fixed, and one end is movable, and fixing end is fixed on crane horizontal bars side, curved
Movable end insertion is set in the socket of the crane horizontal bars other side after camber；The displacement hoist cable, to be wound in one
Bands circle on axis, bands are a kind of soft rope, and point upper and lower control hoist cable circle is symmetrically installed in bracket both ends.
Above-mentioned displacement suspension cable type lifting device, the outlet and attaching plug contact surface are V-arrangement, and locating rod is fixed
When positioned at footstock lower port V-arrangement section top, attaching plug is docked with outlet；The upper control hoist cable circle, upper extraction
Line from seton device movable end side along arc around to fixing end side, then pass through the cavity of the vertical rod piece of crane to two
At soft rope between movable bolt, lead-out wire is soft between two movable bolts from crane horizontal bars on lower control hoist cable circle
At rope, the soft rope controlled between the upper lead-out wire of hoist cable circle and two movable bolts up and down is attached.
Above-mentioned displacement suspension cable type lifting device, between the upper lead-out wire for controlling hoist cable up and down and two movable bolts
The connection of soft rope in two kinds of situation, one is breaking into " fast knot " with soft rope, another kind is lead-out wire and soft rope on upper control hoist cable
" slip-knot " is broken into, then lead-out wire is connect with lead-out wire on lower control hoist cable again on upper control hoist cable.
Above-mentioned displacement suspension cable type lifting device, the bracket can be linear type bracket or " ten " font bracket,
The remote controlled electric device can generate the device of movement under electric power effect by remote signal so that control hoist cable circle and
Bands landing.
Lifting device provided by the invention is that hoist cable is preset in lifting device, is needed to being installed on lifting device
Under the replacement of high-altitude object when, by hoist cable landing using replacing after bands control object landing, while resetting one again
New hoist cable is extracted its bands after being resetted object rising using former hoist cable, and every lifting must once replace a hoist cable, such as
This circulation；It is the needs for pulling bands control object ascending, descending using the connection type of " slip-knot ", " fast knot ", when liter breaks into " living
Knot " is after pulling control bands to connect crane with footstock, and lower control bands is pulled to unlock " slip-knot " to take out bands
It removes, when drop breaks into " fast knot ", is that lower control bands is pulled to separate crane with footstock, then control control bands to make object
Landing；It is fixed on the footstock of high-altitude fixture, simple structure is durable, does not almost have to maintenance；The curved use anchor construction of load simultaneously can
Around the limited rotation of a fixed point, it is that promotion load curves dynamic when the arc elastic item of seton device is under hoist cable pulling force effect
Keep load curved and there is certain gap at footstock edge, the elastic strip of seton device takes advantage of other's power to squeeze through the gap so that hoist cable is hung on load
On curved, while the control hoist cable of stress can be made to occupy the centre of footstock cavity again with such a structure, be conducive to determining for locating rod
Position；Footstock lower port makes its helical guiding role, locating rod at the symmetrical V shape fracture of reverse side two-by-two and triangle fracture
The positioning of V-arrangement fracture is threaded under control hoist cable effect；Footstock lower port sets vertical strip force-bearing hole, and movable bolt can be made to exist
Force-bearing hole is sufficiently protruded under the effect of horizontal compression spring, ensure that the reliability that crane is connect with footstock；Movable bolt and level
Compressed spring, the soft rope of connection collectively form the moving system that movable bolt can be made to retreat in force-bearing hole.
This lifting device carries out the action process that object is changed in high-altitude: the high-altitude object being installed under present apparatus bracket, which is worked as, to be needed more
When changing, using remote controlled electric device or hand-held stock, make to be installed on the upper and lower control hoist cable circle landing at bracket both ends, people station in
The upper and lower control bands lower end of landing is connected by lower section, pulls lower control bands, and the movable bolt on crane exits under footstock
The force-bearing hole at end, crane are separated with footstock, pull on lower control bands, and seton device movable end is disengaged out of socket, slowly
Loosen upper control bands, crane drops to ground under the effect of gravity, to the aerial installation object settled out carry out replacement or
Seton device has been reinstalled in maintenance, replaces hoist cable --- and the new hoist cable circle of control up and down is installed on bracket both ends, is drawn thereon
Soft rope connection between line and movable bolt is broken into " fast knot ", and original control hoist cable is connect with " fast knot " of soft rope and is changed to " slip-knot "
It connecting, control bands rises crane in pulling, locating rod positioning at the top of footstock lower port spiral rotating to V-arrangement fracture,
The outlet being now placed on footstock is docked with the attaching plug for being located at locating rod both ends, pulls on control bands, is hung
The elastic arc of line device pushes the curved restricted rotational movement of load, and seton device is taken advantage of a favourable situation to be squeezed by the curved gap between footstock upper port edge of load
Cross, will displacement hoist cable hang on load it is curved on, control bands in loosening, movable bolt protrudes into footstock under the effect of horizontal compression spring
The outlet of the force-bearing hole of lower end, docking is then in close contact by vertical compressed spring with plug, and liter has been completed at this time
The connection of frame and footstock is dropped, lower control bands is finally pulled, " loose joint " of control hoist cable and soft rope is unlocked, by upper control cord
Line abstraction.
The invention has the advantages that this lifting device provides a kind of completely new liftable in aerial object to install
Pedestal not only can be used alone but also multiple can be used in conjunction with, can both use in the case where there is power supply, can also be in non-transformer situation
Lower use (makes control hoist cable landing up and down that remote controlled electric device can be used, hand-held stock makes its landing, or uses unmanned plane mode
Solve), it is with a wide range of applications, using displacement hoist cable by the way of effectively prevent replace hoist cable existing for high altitude operation
Situation is really realized traditional high-altitude changing object work pattern by being changed to " object drop " " on people ", so that high-altitude is changed object and do not have to ascend a height, save
Shi Shengli is again easy to be reliable.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is displaced type lifting device organigram
1, footstock 2, crane 3, bracket 4, load be curved 5 in figure, V-arrangement fracture 6, triangle fracture 7, force-bearing hole
8, the vertical rod piece 10 of outlet 9, crane, lifting valence horizontal bars 11, locating rod 12, movable bolt 13, seton device
14, attaching plug 15, vertical compressed spring 16, movable bolt baffle 17, horizontal compression spring 18, connection two movable bolts
Soft rope 19, upper control hoist cable circle 20, lower control hoist cable circle 21, lead-out wire 22, lower control hoist cable circle on upper control hoist cable circle
The high-altitude installation object connected under upper lead-out wire 23, the upper control bands 24 of landing, the lower control bands 25 of landing, bracket
26, remote controlled electric device 27, outlet lead-in 28, power outlet lead-out wire 29, up and down control hoist cable and two activities
The tie point for the soft rope being connected between bolt.
Specific embodiment
[embodiment 1]
Suspension cable type lifting device, including footstock (1), crane (2) and bracket (3) are replaced, footstock is that a rectangular cross section is empty
Chamber component, upper port install that load is curved (4), and curved load is an anchor component, and centre is equipped with mounting hole, and are located at footstock upper port
The fixed point at center connects, and can be set as the symmetrical V-arrangement of reverse side around the fixed point restricted rotational movement, two opposite sides of lower port
Fracture (5), the opposite side of another two are set as the symmetrical triangle of reverse side (6), thereon and set that there are two symmetrical vertical strips
Shape force-bearing hole (7), the V-arrangement apical position of V-arrangement fracture install outlet (8), and footstock is perpendicularly fixed on the fixture of high-altitude；It rises
Dropping frame (2) is vertical rod piece (9) and the T shape component of horizontal bars (10) composition, is set as cavity among vertical rod piece, on crane
It is connected with locating rod (11), movable bolt (12), seton device (13), locating rod is a U-shaped rod piece, and two sides are installed on attaching plug
(14), attaching plug and to install in the outlet contact surface on footstock be V-arrangement, locating rod installs on the vertical rod piece of crane
Vertical sliding motion and spatially vertical can be remained with horizontal bars, be installed with vertical compressed spring on the vertical rod piece of crane
(15), locating rod, crane, vertical compressed spring collectively form a compressible space cross, and movable bolt is two one
Side has the rod component of baffle (16), is symmetrically installed in the two sides of crane horizontal bars, and horizontal compression is housed on movable bolt
Spring (17) is connected with soft rope (18) between two movable bolts, and seton device is a resilient elongate component, and one end is fixed, one end
Movable, fixing end is fixed on crane horizontal bars side, and movable end insertion is set to crane horizon bar after embowment
In the socket of the part other side, crane lower coupling bracket (3) is installed on displacement hoist cable on bracket, to be wound on an axis
Bands circle, point upper control hoist cable circle (19), lower control hoist cable circle (20) are symmetrically arranged on the both ends of bracket, upper control hoist cable circle
Upper lead-out wire (21) from seton device movable end side along arc around to fixing end side, be then then passed through the vertical rod piece of crane
Cavity to the soft rope between two movable bolts at, on lower control hoist cable circle lead-out wire (22) worn under crane horizontal bars to
At soft rope between two movable bolts, the soft rope controlled between the upper lead-out wire of hoist cable circle and two movable bolts up and down is connected,
Tie point breaks into fast knot, and upper high-altitude installation object (25) is connected under linear type bracket.
[embodiment 2]
It can be installed on bracket (3) remote controlled electric device (26), power supply connects the attaching plug (14) quoted from locating rod both ends,
Make to control the landing of hoist cable circle by way of remote control.
As shown in the figure is to make to control the landing of hoist cable circle using remote controlled electric device, and aerial installation object (25) is completed at this time
Replacement, and reinstall the upper control hoist cable circle (19) and lower control hoist cable circle (20) of upper new displacement at bracket both ends, will
On upper control hoist cable circle lead-out wire (21) from seton device (13) movable end side along arc around to fixing end side, pass through crane
To at the soft rope between two movable bolts after vertical rod piece cavity, lead-out wire (22) is from crane horizon bar on lower control hoist cable circle
It is worn under part to the soft rope of two movable bolts, tie point breaks into fast knot, while will be soft between original hoist cable and movable bolt
Rope fast knot connection is changed to slip-knot connection, pull the upper control bands (23) of landing make crane (2) rise, locating rod (11) into
Enter footstock V-arrangement fracture (5) positioning, attaching plug (14) is docked with outlet (8), and seton device (13) pushes load curved (4) to turn
It is dynamic, seton device squeeze through the curved gap with footstock (1) upper port edge of load complete will new displacement hoist cable hang on load it is curved on, put
Movable bolt (12) enters force-bearing hole (7) under horizontal compression spring (17) effect after controlling bands on pine, and crane and footstock connect
It connects, pulls lower control bands (24), unlock slip-knot tie point and extract upper control bands.
Claims (3)
1. a kind of displacement suspension cable type lifting device, which is characterized in that including footstock (1), crane (2), bracket (3), footstock is
The Cavity structural member of one rectangular cross section, upper port install that load is curved (4), and two opposite sides of lower port are set as the symmetrical V of reverse side
Shape fracture (5), the opposite side of another two are set as the symmetrical triangle of reverse side (6), thereon and set that there are two symmetrical vertical long
Bar shaped force-bearing hole (7), the V-arrangement top side location of V-arrangement fracture are installed on outlet (8), and footstock is perpendicularly fixed at high-altitude fixture
On；Crane is vertical rod piece (9) and the T shape component of horizontal bars (10) composition, is cavity among vertical rod piece, on crane
Install locating rod (11), movable bolt (12), seton device (13)；Crane lower coupling bracket installs displacement hoist cable on bracket, holds in the palm
The object (25) installed needed for the connection of frame lower end.
2. displacement suspension cable type lifting device according to claim 1, which is characterized in that the load curved (4) is an anchor
Shape component, centre are equipped with mounting hole, connect with the fixed point for being located at footstock (1) upper port center, and can be limited around the fixed point
Rotation；The locating rod (11), is a U-shaped rod piece, and two sides are equipped with attaching plug (14), are installed on the vertical rod piece of crane
(9) vertical sliding motion and spatially vertical can be remained with horizontal bars (10) on, equipped with vertical on the vertical rod piece of crane
Compressed spring (15), locating rod, crane, vertical compressed spring collectively form a compressible space cross；Described
Movable bolt (12) is the rod component that two sides have baffle (16), is symmetrically installed at the both ends of crane horizontal bars, living
Horizontal compression spring (17) are housed on dynamic bolt, are connected between two movable bolts with soft rope (18)；The seton device (13) is one
Resilient elongate component, one end are fixed, and one end is movable, and fixing end is fixed on crane horizontal bars side, after embowment
Movable end inserts in the socket of the crane horizontal bars other side；The displacement hoist cable, for the bands on one axis of winding
Circle, point upper control hoist cable circle (19), lower control hoist cable circle (20) are symmetrically installed in the both ends of bracket.
3. according to claim 1, displacement suspension cable type lifting device described in 2, which is characterized in that the outlet (8) with
Attaching plug (14) contact surface be V-arrangement, when locating rod (11) is positioned at footstock lower port V-arrangement section (5) top, attaching plug with
Outlet docking；The upper lead-out wire (21) of the upper control hoist cable circle (19) is from seton device (13) movable end side along arc
Shape then passes through at the cavity to the soft rope (18) between two movable bolts of the vertical rod piece of crane (9) around to fixing end side,
The upper lead-out wire (22) of lower control hoist cable (20) from crane horizontal bars (10) from soft rope between two movable bolts, on
Soft rope between the upper lead-out wire of lower control hoist cable circle and two movable bolts is connected；The bracket is linear type or cross
Shape bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090535.7A CN110065893A (en) | 2018-09-12 | 2018-09-12 | A kind of displacement suspension cable type lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090535.7A CN110065893A (en) | 2018-09-12 | 2018-09-12 | A kind of displacement suspension cable type lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110065893A true CN110065893A (en) | 2019-07-30 |
Family
ID=67365868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811090535.7A Withdrawn CN110065893A (en) | 2018-09-12 | 2018-09-12 | A kind of displacement suspension cable type lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110065893A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200350774Y1 (en) * | 2004-02-27 | 2004-05-13 | 한국에이.비이.엠.건설 주식회사 | Lifting lighter |
| JP2010006516A (en) * | 2008-06-25 | 2010-01-14 | Panasonic Electric Works Co Ltd | Lifting device |
| CN202575911U (en) * | 2012-05-09 | 2012-12-05 | 贾冠兴 | Stepping lifting device |
| CN104214726A (en) * | 2013-05-31 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Lamp lifting device and lamp with same |
| CN206901649U (en) * | 2017-06-23 | 2018-01-19 | 浙江金瑞能源科技有限公司 | Street lamp battery hanging apparatus |
| CN209161352U (en) * | 2018-09-12 | 2019-07-26 | 田韶华 | A kind of displacement suspension cable type lifting device |
-
2018
- 2018-09-12 CN CN201811090535.7A patent/CN110065893A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200350774Y1 (en) * | 2004-02-27 | 2004-05-13 | 한국에이.비이.엠.건설 주식회사 | Lifting lighter |
| JP2010006516A (en) * | 2008-06-25 | 2010-01-14 | Panasonic Electric Works Co Ltd | Lifting device |
| CN202575911U (en) * | 2012-05-09 | 2012-12-05 | 贾冠兴 | Stepping lifting device |
| CN104214726A (en) * | 2013-05-31 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Lamp lifting device and lamp with same |
| CN206901649U (en) * | 2017-06-23 | 2018-01-19 | 浙江金瑞能源科技有限公司 | Street lamp battery hanging apparatus |
| CN209161352U (en) * | 2018-09-12 | 2019-07-26 | 田韶华 | A kind of displacement suspension cable type lifting device |
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|---|---|---|---|
| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190730 |