CN104370213A - Pneumatic monorail crane - Google Patents
Pneumatic monorail crane Download PDFInfo
- Publication number
- CN104370213A CN104370213A CN201410574448.4A CN201410574448A CN104370213A CN 104370213 A CN104370213 A CN 104370213A CN 201410574448 A CN201410574448 A CN 201410574448A CN 104370213 A CN104370213 A CN 104370213A
- Authority
- CN
- China
- Prior art keywords
- track
- roller
- fixed
- side board
- assembly
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
- B66C11/04—Underhung trolleys
- B66C11/06—Underhung trolleys running on monorails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/02—Runways, tracks or trackways for trolleys or cranes for underhung trolleys or cranes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention aims to provide a pneumatic monorail crane. The pneumatic monorail crane comprises a rail, a walking mechanism and a lifting mechanism, wherein the rail is arranged at the middle of the top of a roadway; the walking mechanism walks on the rail; the lifting mechanism is driven by the walking mechanism; the rail is composed of a rail assembly; the walking mechanism is composed of a walking vehicle assembly and a walking driving device; cushion blocks and baffle blocks are fixed on two ends of the rail; the lifting mechanism is fixed below the walking vehicle assembly by a pin shaft; the walking driving device is fixedly connected to one side of the walking vehicle assembly through a flange; a manual control valve controls the walking mechanism and the lifting mechanism to walk and lift via a rubber pipe; the rubber pipe is connected between a pneumatic reversing valve and the manual control valve via a rapid connector. According to the invention, as machinery, the pneumatic monorail crane replaces labor to assemble and disassemble large equipment and transport materials in a short distance in the roadway, is low in labor intensity and high in efficiency and safety, and improves the level of operation in the roadway.
Description
Technical field
Patent of the present invention relates to a kind of pneumatic single-rail crane, for the assistant conveyance of the environment such as underground coal mine, highway tunnel, railway tunnel, can complete the short-distance transport work of the assembling of the medium-and-large-sized equipment in tunnel, dismounting and material.
Background technology
The assistant conveyance work of the environment such as existing underground coal mine, highway tunnel, railway tunnel generally by Traditional Man pickaback pulling force rely on traditional manpower modes such as chain block to operate, not only labour intensity is large, efficiency is low, and site environment pollutes heavy, more affect miner healthy, not yet there is this technical scheme relevant at present, to have made up the equipment of the assembling of the medium-and-large-sized equipment in tunnel, dismounting and the work of material short-distance transport.
Summary of the invention
The object of patent of the present invention is to provide a kind of pneumatic single-rail crane, makes it reach the short-distance transport work of the assembling of the medium-and-large-sized equipment in high efficiency process tunnel, dismounting and material.
The object of patent of the present invention realizes by the following technical solutions: pneumatic single-rail crane, comprise be arranged in crown center position, tunnel track and being positioned at traveling gear that track is walked and the lifting mechanism that drives of traveling gear, track is made up of track assembly, traveling gear is made up of moving trolley assembly and travel driving unit, cushion block and block are fixed on the two ends of track, lifting mechanism is fixed on the below of moving trolley assembly by bearing pin, travel driving unit passes through Flange joint, be fixed on the side of moving trolley assembly, hand control valve (HCV) controls the walking of traveling gear and lifting mechanism by sebific duct and hoists, sebific duct is connected between air operated reversing valve and hand control valve (HCV) by fast plug,
Described track assembly is made up of two articulated slab, track, female fitting, hoisting ring, angle bar, convex joint, single articulated slab, tooth bar as mainframe, described pair of articulated slab is made up of two vertically arranged steel plates arranged side by side, and downside and the track welding of two articulated slab are fixed; Female fitting, convex joint, on the downside of the two ends of track, are fixed together by welding; Hoisting ring, at the upper middle side part of track, is fixed together by welding; Angle bar, in the downside of track, is fixed together by welding; Single articulated slab, at the two ends, upside of track, is fixed together by welding; Tooth bar is bolted on angle iron side;
Described moving trolley assembly is made up of driven wheel, packing ring, right side board assembly, right roller, alignment pin, left side roller, left side board assembly; Right side board assembly welds otic placode by right side board two ends, stopping-off piece is welded in both sides, stopping-off piece, stopping-off piece form.
Further, pneumatic single-rail crane, right roller is made up of wheel shaft, hole door, roller, door, and hole door, door are fixed on roller by circlip, roller is connected on wheel shaft by bearing; Right roller is welded to above right side board assembly.
Further, pneumatic single-rail crane, alignment pin is fixed between right side board assembly and left side board assembly by fluted nut, packing ring and spring cotter.
Further, pneumatic single-rail crane, left side roller is made up of wheel shaft, hole door, roller, door, and hole door, door are fixed on roller by circlip, roller is connected on wheel shaft by bearing; Left side roller is welded to left side board assembly upper end.
Further, pneumatic single-rail crane, described left side board assembly welds otic placode by right side board two ends, stopping-off piece, stopping-off piece, stopping-off piece are welded in both sides.
Further, pneumatic single-rail crane, cushion block is fixed on the two ends of track.
Further, pneumatic single-rail crane, block is fixed on the two ends of track.
Further, pneumatic single-rail crane, air hoist selected by lifting mechanism.
Further, pneumatic single-rail crane, travel driving unit is made up of air motor, aerodynamic brake, reductor, air operated reversing valve, and air operated reversing valve is fixed on air motor side, air motor by Flange joint to aerodynamic brake afterbody, aerodynamic brake by Flange joint to reductor afterbody.
Further, pneumatic single-rail crane, hand control valve (HCV) is made up of valve body, valve rod, valve rod, and valve rod, valve rod are arranged in valve body by circlip, O type circle, steel ball etc.
Patent of the present invention replaces manually carrying out in tunnel the short-distance transport work of the assembling of main equipment, dismounting and material with machinery, and labour intensity is little, and efficiency is high, high safety, improves tunnel level of operation.
Accompanying drawing explanation
Accompanying drawing 1 is patent structure schematic diagram of the present invention.
Accompanying drawing 2 is patent side-looking structural representations of the present invention.
Be labeled as in figure: track assembly 1, two articulated slab 1.1, track 1.2, female fitting 1.3, hoisting ring 1.4, angle bar 1.5, convex joint 1.6, single articulated slab 1.7, tooth bar 1.8, car assembly 2, driven wheel 2.1, packing ring 2.2, right side board assembly 2.3, otic placode 2.3.1, right side board 2.3.2, stopping-off piece 2.3.3, stopping-off piece 2.3.4, stopping-off piece 2.3.5, right roller 2.4, wheel shaft 2.4.1, hole door 2.4.2, roller 2.4.3, door 2.4.4, alignment pin 2.5, left side roller 2.6, wheel shaft 2.6.1, hole door 2.6.2, roller 2.6.3, door 2.6.4 left side board assembly 2.7, otic placode 2.7.1, right side board 2.7.2, stopping-off piece 2.7.3, stopping-off piece 2.7.4, stopping-off piece 2.7.5, cushion block 3, block 4, lifting mechanism 5, travel driving unit 6, air motor 6.1, aerodynamic brake 6.2, reductor 6.3, air operated reversing valve 6.4, hand control valve (HCV) 7, valve body 7.1, valve rod 7.2, valve rod 7.3, sebific duct 8.
Detailed description of the invention
Below in conjunction with accompanying drawing, the embodiment of the present invention is further elaborated:
Pneumatic single-rail crane of the present invention, comprise be arranged in crown center position, tunnel track and being positioned at traveling gear that track is walked and the lifting mechanism that drives of traveling gear, track is made up of track assembly 1, traveling gear is made up of moving trolley assembly 2 and travel driving unit 6, cushion block 3 and block 4 are fixed on the two ends of track, lifting mechanism 5 is fixed on the below of moving trolley assembly 2 by bearing pin, travel driving unit 6 passes through Flange joint, be fixed on the side of moving trolley assembly 2, hand control valve (HCV) 7 controls the walking of traveling gear and lifting mechanism 5 by sebific duct 8 and hoists, sebific duct 8 is connected between air operated reversing valve 6.4 and hand control valve (HCV) 7 by fast plug,
Described track assembly 1 is made up of two articulated slab 1.1, track 1.2, female fitting 1.3, hoisting ring 1.4, angle bar 1.5, convex joint 1.6, single articulated slab 1.7, tooth bar 1.8 as mainframe, described pair of articulated slab 1.1 is made up of two vertically arranged steel plates arranged side by side, and downside and the track 1.2 of two articulated slab 1.1 are welded and fixed; Female fitting 1.3, convex joint 1.6, on the downside of the two ends of track 1.2, are fixed together by welding; Hoisting ring 1.4, at the upper middle side part of track 1.2, is fixed together by welding; Angle bar 1.5, in the downside of track 1.2, is fixed together by welding; Single articulated slab 1.7, at the two ends, upside of track 1.2, is fixed together by welding; Tooth bar 1.8 is bolted on angle bar 1.5 side;
Described moving trolley assembly 2 is made up of driven wheel 2.1, packing ring 2.2, right side board assembly 2.3, right roller 2.4, alignment pin 2.5, left side roller 2.6, left side board assembly 2.7; Right side board assembly 2.3 welds otic placode 2.3.1 by right side board 2.3.2 two ends, stopping-off piece 2.3.3 is welded in both sides, stopping-off piece 2.3.4, stopping-off piece 2.3.5 form.
Concrete, pneumatic single-rail crane, right roller 2.4 is made up of wheel shaft 2.4.1, hole door 2.4.2, roller 2.4.3, door 2.4.4, and hole door 2.4.2, door 2.4.4 are fixed on roller 2.4.3 by circlip, roller 2.4.3 is connected on wheel shaft 2.4.1 by bearing; Right roller 2.4 is welded to above right side board assembly 2.3.
Concrete, pneumatic single-rail crane, alignment pin 2.5 is fixed between right side board assembly 2.3 and left side board assembly 2.7 by fluted nut, packing ring and spring cotter.
Concrete, pneumatic single-rail crane, left side roller 2.6 is made up of wheel shaft 2.6.1, hole door 2.6.2, roller 2.6.3, door 2.6.4, and hole door 2.6.2, door 2.6.4 are fixed on roller 2.6.3 by circlip, roller 2.6.3 is connected on wheel shaft 2.6.1 by bearing; Left side roller 2.6 is welded to left side board assembly 2.7 upper end.
Concrete, pneumatic single-rail crane, described left side board assembly 2.7 welds otic placode 2.7.1 by right side board 2.7.2 two ends, stopping-off piece 2.7.3, stopping-off piece 2.7.4, stopping-off piece 2.7.5 are welded in both sides.
Concrete, pneumatic single-rail crane, cushion block 3 is fixed on the two ends of track.
Concrete, pneumatic single-rail crane, block 4 is fixed on the two ends of track.
Concrete, pneumatic single-rail crane, air hoist selected by lifting mechanism 5.
Concrete, pneumatic single-rail crane, travel driving unit 6 is made up of air motor 6.1, aerodynamic brake 6.2, reductor 6.3, air operated reversing valve 6.4, air operated reversing valve 6.4 is fixed on air motor 6.1 side, air motor 6.1 by Flange joint to aerodynamic brake 6.2 afterbody, aerodynamic brake 6.2 by Flange joint to reductor 6.3 afterbody.
Concrete, pneumatic single-rail crane, hand control valve (HCV) 7 is made up of valve body 7.1, valve rod 7.2, valve rod 7.3, and valve rod 7.2, valve rod 7.3 are arranged in valve body 7.1 by circlip, O type circle, steel ball etc.
In practical operation, according to the actual requirements, when lifting object length is longer, track assembly 1 can arrange more than 2 or 2 moving trolley assemblies 2 and lifting mechanism 5, can corresponding increase hand control valve (HCV) 7 and sebific duct 8.Part not in the detailed description of the invention is known technology, and the usual change that those skilled in the art carries out within the scope of technical solution of the present invention or replacement all should be included in protection scope of the present invention.
Claims (10)
1. pneumatic single-rail crane, comprise be arranged in crown center position, tunnel track and being positioned at traveling gear that track is walked and the lifting mechanism that drives of traveling gear, it is characterized in that: track is made up of track assembly (1), traveling gear is made up of moving trolley assembly (2) and travel driving unit (6), cushion block (3) and block (4) are fixed on the two ends of track, lifting mechanism (5) is fixed on the below of moving trolley assembly (2) by bearing pin, travel driving unit (6) passes through Flange joint, be fixed on the side of moving trolley assembly (2), hand control valve (HCV) (7) controls the walking of traveling gear and lifting mechanism (5) by sebific duct (8) and hoists, sebific duct (8) is connected between air operated reversing valve (6.4) and hand control valve (HCV) (7) by fast plug,
Described track assembly (1) is made up of two articulated slab (1.1), track (1.2), female fitting (1.3), hoisting ring (1.4), angle bar (1.5), convex joint (1.6), single articulated slab (1.7), tooth bar (1.8) as mainframe, described pair of articulated slab (1.1) is made up of two vertically arranged steel plates arranged side by side, and downside and the track (1.2) of two articulated slab (1.1) are welded and fixed; Female fitting (1.3), convex joint (1.6), on the downside of the two ends of track (1.2), are fixed together by welding; Hoisting ring (1.4), at the upper middle side part of track (1.2), is fixed together by welding; Angle bar (1.5), in the downside of track (1.2), is fixed together by welding; Single articulated slab (1.7), at the two ends, upside of track (1.2), is fixed together by welding; Tooth bar (1.8) is bolted on angle bar (1.5) side;
Described moving trolley assembly (2) is made up of driven wheel (2.1), packing ring (2.2), right side board assembly (2.3), right roller (2.4), alignment pin (2.5), left side roller (2.6), left side board assembly (2.7); Right side board assembly (2.3) welds otic placode (2.3.1) by right side board (2.3.2) two ends, stopping-off piece (2.3.3) is welded in both sides, stopping-off piece (2.3.4), stopping-off piece (2.3.5) form.
2. pneumatic single-rail crane according to claim 1, it is characterized in that: right roller (2.4) is made up of wheel shaft (2.4.1), hole door (2.4.2), roller (2.4.3), door (2.4.4), hole door (2.4.2), door (2.4.4) are fixed on by circlip that roller (2.4.3) is upper, roller (2.4.3) is connected on wheel shaft (2.4.1) by bearing; Right roller (2.4) is welded to above right side board assembly (2.3).
3. pneumatic single-rail crane according to claim 1, is characterized in that: alignment pin (2.5) is fixed between right side board assembly (2.3) and left side board assembly (2.7) by fluted nut, packing ring and spring cotter.
4. pneumatic single-rail crane according to claim 1, it is characterized in that: left side roller (2.6) is made up of wheel shaft (2.6.1), hole door (2.6.2), roller (2.6.3), door (2.6.4), hole door (2.6.2), door (2.6.4) are fixed on by circlip that roller (2.6.3) is upper, roller (2.6.3) is connected on wheel shaft (2.6.1) by bearing; Left side roller (2.6) is welded to left side board assembly (2.7) upper end.
5. pneumatic single-rail crane according to claim 4, is characterized in that: described left side board assembly (2.7) welds otic placode (2.7.1) by right side board (2.7.2) two ends, stopping-off piece (2.7.3), stopping-off piece (2.7.4), stopping-off piece (2.7.5) are welded in both sides.
6. pneumatic single-rail crane according to claim 1, is characterized in that: cushion block (3) is fixed on the two ends of track.
7. pneumatic single-rail crane according to claim 1, is characterized in that: block (4) is fixed on the two ends of track.
8. pneumatic single-rail crane according to claim 1, is characterized in that: air hoist selected by lifting mechanism (5).
9. pneumatic single-rail crane according to claim 1, it is characterized in that: travel driving unit (6) is made up of air motor (6.1), aerodynamic brake (6.2), reductor (6.3), air operated reversing valve (6.4), air operated reversing valve (6.4) is fixed on air motor (6.1) side, air motor (6.1) by Flange joint to aerodynamic brake (6.2) afterbody, aerodynamic brake (6.2) by Flange joint to reductor (6.3) afterbody.
10. pneumatic single-rail crane according to claim 1, it is characterized in that: hand control valve (HCV) (7) is made up of valve body (7.1), valve rod (7.2), valve rod (7.3), valve rod (7.2), valve rod (7.3) are arranged in valve body (7.1) by circlip, O type circle, steel ball etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410574448.4A CN104370213A (en) | 2014-10-24 | 2014-10-24 | Pneumatic monorail crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410574448.4A CN104370213A (en) | 2014-10-24 | 2014-10-24 | Pneumatic monorail crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104370213A true CN104370213A (en) | 2015-02-25 |
Family
ID=52549461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410574448.4A Pending CN104370213A (en) | 2014-10-24 | 2014-10-24 | Pneumatic monorail crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104370213A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454735A (en) * | 2014-12-05 | 2015-03-25 | 天津市瑞芬机电技术开发有限公司 | Three-position five-way air-operated reversing valve of air hoist |
| CN114572820A (en) * | 2022-05-05 | 2022-06-03 | 太原矿机电气股份有限公司 | Single track connection structure |
| CN116986476A (en) * | 2023-09-27 | 2023-11-03 | 石家庄煤矿机械有限责任公司 | Single track hangs gear drive arrangement |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2732706Y (en) * | 2004-08-23 | 2005-10-12 | 邹城市兖煤精益机械制造有限公司 | Monorail slings for mine |
| KR20100083434A (en) * | 2009-01-13 | 2010-07-22 | (주) 세신기계 | Safety-improved over head crane |
| CN201952117U (en) * | 2011-01-19 | 2011-08-31 | 周文川 | Novel pneumatic crane and air circuit control system thereof |
| CN202808213U (en) * | 2012-09-15 | 2013-03-20 | 淮南市矿用电子技术研究所 | Mining pneumatic monorail crane |
| CN202925395U (en) * | 2012-09-15 | 2013-05-08 | 淮南市矿用电子技术研究所 | Quick joint for track |
| CN203143946U (en) * | 2013-04-03 | 2013-08-21 | 北京凯润机电设备制造有限责任公司 | Lifting device of pneumatic monorail crane |
| CN204265269U (en) * | 2014-10-24 | 2015-04-15 | 山东鑫鹏宇矿业装备有限公司 | Pneumatic single-rail crane |
-
2014
- 2014-10-24 CN CN201410574448.4A patent/CN104370213A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2732706Y (en) * | 2004-08-23 | 2005-10-12 | 邹城市兖煤精益机械制造有限公司 | Monorail slings for mine |
| KR20100083434A (en) * | 2009-01-13 | 2010-07-22 | (주) 세신기계 | Safety-improved over head crane |
| CN201952117U (en) * | 2011-01-19 | 2011-08-31 | 周文川 | Novel pneumatic crane and air circuit control system thereof |
| CN202808213U (en) * | 2012-09-15 | 2013-03-20 | 淮南市矿用电子技术研究所 | Mining pneumatic monorail crane |
| CN202925395U (en) * | 2012-09-15 | 2013-05-08 | 淮南市矿用电子技术研究所 | Quick joint for track |
| CN203143946U (en) * | 2013-04-03 | 2013-08-21 | 北京凯润机电设备制造有限责任公司 | Lifting device of pneumatic monorail crane |
| CN204265269U (en) * | 2014-10-24 | 2015-04-15 | 山东鑫鹏宇矿业装备有限公司 | Pneumatic single-rail crane |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454735A (en) * | 2014-12-05 | 2015-03-25 | 天津市瑞芬机电技术开发有限公司 | Three-position five-way air-operated reversing valve of air hoist |
| CN114572820A (en) * | 2022-05-05 | 2022-06-03 | 太原矿机电气股份有限公司 | Single track connection structure |
| CN114572820B (en) * | 2022-05-05 | 2022-07-15 | 太原矿机电气股份有限公司 | Single track connection structure |
| CN116986476A (en) * | 2023-09-27 | 2023-11-03 | 石家庄煤矿机械有限责任公司 | Single track hangs gear drive arrangement |
| CN116986476B (en) * | 2023-09-27 | 2024-01-12 | 石家庄煤矿机械有限责任公司 | Single track hangs gear drive arrangement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103231986B (en) | A kind of driving vehicle structure | |
| CN201660380U (en) | Novel hoisting transportation vehicle | |
| CN204265269U (en) | Pneumatic single-rail crane | |
| CN104370213A (en) | Pneumatic monorail crane | |
| CN104370210A (en) | Monorail crane rack rail | |
| CN202808213U (en) | Mining pneumatic monorail crane | |
| CN103966930A (en) | Plate replacement device used for ballastless track of high-speed railway | |
| CN106276595A (en) | The monorail crane locomotive that coal mine roadway is special | |
| CN205445650U (en) | A crawler -type hydraulic support carloader for colliery in pit | |
| CN105172499A (en) | Explosion-proof diesel engine air-ground vehicle for coal mine underground roadway | |
| CN204110063U (en) | Bend gear trolley machine | |
| CN203807900U (en) | Plate changing device for high-speed railway ballastless track | |
| CN102815308B (en) | Comprehensive mechanically-driven motor-trolley with wide rail | |
| CN216190455U (en) | Heavy hoisting equipment with trolley for monorail crane | |
| CN205114887U (en) | Hand propelled removes portal frame | |
| CN103128528A (en) | Fully-mechanized coal mining equipment hoisting installation car | |
| CN203212230U (en) | Novel traveling trolley structure | |
| CN209410079U (en) | A kind of full-automatic monorail crane rail switch system | |
| CN202963380U (en) | Sand core transferring catenary manipulator | |
| CN204173770U (en) | Monorail hoist rack-track | |
| CN201761494U (en) | Induction plate paving vehicle | |
| KR20200025677A (en) | Excavator that can run railroad | |
| CN101892619A (en) | Inductive plate paving vehicle | |
| CN202593656U (en) | Automatic overturning device of driving cab of cold regeneration machine | |
| CN204055826U (en) | The pneumatic stop buffer of the two-way cylinder of slope track |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150225 |
|
| WD01 | Invention patent application deemed withdrawn after publication |