CN104670832B - Conveying system with remote double-load function - Google Patents
Conveying system with remote double-load function Download PDFInfo
- Publication number
- CN104670832B CN104670832B CN201510056255.4A CN201510056255A CN104670832B CN 104670832 B CN104670832 B CN 104670832B CN 201510056255 A CN201510056255 A CN 201510056255A CN 104670832 B CN104670832 B CN 104670832B
- Authority
- CN
- China
- Prior art keywords
- ribbon conveyer
- head
- belt
- conveyer
- belt surface
- 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.)
- Active
Links
Landscapes
- Structure Of Belt Conveyors (AREA)
Abstract
The invention discloses a conveying system with a remote double-load function. The conveying system comprises belt conveyors of a tail section, a plurality of belt conveyors, a middle conveying section and belt conveyors of a head section. The belt conveyors of the tail section, the belt conveyors, the middle conveying section and the belt conveyors of the head section are sequentially connected with one another along branch material conveying directions on belt conveyors, and the middle conveying section comprises a plurality of transfer mechanisms; upper belt surfaces and lower belt surfaces of the belt conveyors are respectively supported by upper slotted carrier rollers and lower slotted carrier rollers; the upper slotted carrier rollers and the lower slotted carrier rollers are mounted on a framework; the transfer mechanisms are connected with the lower belt surfaces of the belt conveyors; the upper belt surfaces of the adjacent belt conveyors are serially connected with one another by chutes, and the lower belt surfaces of the adjacent belt conveyors are serially connected with one another by the transfer mechanisms. The conveying system with the remote double-load function has the advantages that the multiple belt conveyors are serially connected with one another by the chutes and the transfer mechanisms, the purpose of conveying different materials back and forth over long distances by the aid of the single-line conveyors can be achieved, accordingly, the field utilization rate can be increased, conveying energy consumption and the equipment investment cost can be reduced, and pollution on environments on the way can be decreased.
Description
Technical field
The present invention relates to a kind of material transfer equipment, especially relate to can remote double carry based on a kind of conveyer as taped
Induction system.
Background technology
Ribbon conveyer, also known as rubber conveyer, is widely used in multiple fields, is to form rhythmical processing line
The indispensable economical handling and conveying equipment of institute.Ribbon conveyer has conveying capacity by force, and fed distance is remote, and structure is simply easy
In maintenance, can easily carry out Programmed control and automation mechanized operation.
However, existing ribbon conveyer mostly irreversibly delivers material, for remote (several kilometers even tens kilometers)
There is the operating mode coming and going conveying material requirement, if enable the double tape carrier conveyer of long-range single line being conveyed, place profit can be improved
With rate, reduce transport energy consumption and equipment investment cost, also can reduce the pollution of environment on the way.As coming and going between factory and harbour
One bulk material (as raw material) need to be transported to factory from harbour and use, simultaneously again by another kind of bulk material of factory by conveying
(as finished product or semi-finished product) are transported to harbour.
Two-way conveyer belt formula conveyer disclosed in cn 104176425 a, including be sequentially arranged in conveying tape motion direction
Afterbody charge mechanism；Head discharge mechanism；Head turns over belting；Head backhaul charge mechanism；Afterbody backhaul shedding mechanism；Afterbody
Turn over belting；The tensioner of conveyer belt；Conveyer belt is in afterbody backhaul shedding mechanism；Material is unloaded to lower road transport operation set
After upper, described lower road is passed through to transport processing apparatus through afterbody backhaul discharge roll, the first bend pulley and second bend pulley
Lower section, turn over belting subsequently into afterbody；Turn over after belting upset through afterbody, conveyer belt is on stern roll.This is two-way
Conveyer belt type conveyer combines bend pulley by turning over belting, and then realizes carrying out loading using the reverse-running section of conveyer belt defeated
Send, and reduce the horizontal range between head return load mechanism and head discharge mechanism and stern loader structure and afterbody backhaul
Horizontal range between shedding mechanism, but its structure is difficult to meet the requirement of remote double load.
Cn 102774628 a one kind can two-way material conveyable combined type belt conveyor, it adopts the upper and lower of different structure
Branch's conveyer belt and corresponding supporting construction, realize the purpose of two-way haul, but its structure is difficult to meet the requirement of remote double load.
Content of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, provide a kind of install simple, energy consumption low and
Can remote double carry induction system.
The technical solution adopted for the present invention to solve the technical problems is: can remote double carry induction system, including along band
End segment ribbon conveyer that formula conveyer top set material conveying direction is accepted successively, some ribbon conveyers and some groups
The middle transportation section of transferring mechanism composition and head sections ribbon conveyer；
The upper zone face of described ribbon conveyer and lower belt surface are supported by upper trough idler, lower trough idler respectively；On described
Trough idler and lower trough idler are arranged in frame；
The upper zone face of adjacent ribbon conveyer is concatenated by chute, and its lower belt surface is concatenated by transferring mechanism.
Further, the upper zone face of described end segment ribbon conveyer passes through the first buffer unit and the first material guide device receives
From the material of the first feed bin, the material of reception is offloaded to the upper of downstream ribbon conveyer afterbody through chute after being delivered to its head
On zone face；Its lower belt surface is connected with transferring mechanism and passes through the material on the first chute unloading lower belt surface.
Further, the upper zone face of described middle transportation section belt conveying drive end unit receives its upstream belt formula conveyor head and unloads
The material carrying, and material is delivered to after head is offloaded to downstream on the upper zone face of belt conveying drive end unit by chute again；
The lower belt surface of described middle transportation section belt conveyer head receives belt conveying drive end unit lower band downstream by transferring mechanism
The material of face unloading, material is delivered to the lower band being transported to its upstream belt formula conveyor head after afterbody again by transferring mechanism
On face.
Further, material is offloaded to destination by the second chute by the upper zone face of described head sections ribbon conveyer, its
Lower belt surface is connected with transferring mechanism, and which is provided with and lead from second buffer unit and second of the second feed bin material for receiving
Material device, after the material of reception is delivered to its afterbody, then the lower belt surface being transported to upstream belt conveyer head through transferring mechanism
On.
Further, described transferring mechanism is 1 short distance ribbon conveyer or the short distance ribbon conveyer of 2 concatenations, such as long
Spend the ribbon conveyer for 30m.
Further, the length according to fed distance, the quantity of described middle transportation section ribbon conveyer generally 5 ~ 15.
Further, the afterbody of described end segment ribbon conveyer and the head of head sections ribbon conveyer need suitably to raise
5 ~ 8m, is easy to reprint feed or discharging.
Further, the support of the upper trough idler of described ribbon conveyer bending section and lower trough idler be provided with regulation defeated
Send the regulating bolt of machine inside height.
The present invention can the using method of induction system that carries of remote double: by the material (as raw material) of the first feed bin through first
It is delivered to the upper zone face of end segment ribbon conveyer after buffer unit and the first material guide device；The material of the first feed bin is with end segment
After the operating of ribbon conveyer is delivered to its head, it is offloaded to the upper of transportation section belt conveying drive end unit in the middle of downstream through chute
On zone face；Sequentially pass through middle transportation section ribbon conveyer, be finally delivered to the head of zone face on head sections ribbon conveyer again
Through the second chute, material is offloaded to destination；Unloading head sections ribbon conveyer on zone face through head cylinder turn back into
Lower trough idler；The lower belt surface of head sections ribbon conveyer is connected with the second feed bin through transferring mechanism, and the material of the second feed bin is (such as
Finished product) be delivered to head sections ribbon conveyer after the second buffer unit and the second material guide device lower belt surface on；Second material
The material in storehouse is delivered to after its afterbody with the operating of head sections ribbon conveyer, is transported to defeated in the middle of its upstream by transferring mechanism
Send on the lower belt surface of section belt conveyer head, and sequentially pass through middle transportation section ribbon conveyer, be finally delivered to end segment
The lower belt surface of ribbon conveyer, the material on lower belt surface is unloaded by the transferring mechanism being connected with end segment ribbon conveyer lower belt surface
To appointed place；Then the diverted cylinder of end segment ribbon conveyer lower belt surface unloading turns back into upper trough idler, complete
Become the operation process of a ring；Repeat to operate by aforesaid operations, you can reach the purpose of remote double load using single-strand drag conveyer.
As above by feedstock transportation to factory, finished product or semi-finished product are reversely transported to harbour to zone face by lower belt surface, realize single-strand drag conveyer
Double carrying row.
Compared with prior art, the present invention can the beneficial effect of induction system that carries of remote double: its structure is simple, user
Just, by concatenating multiple stage ribbon conveyer using chute and transferring mechanism, and then realize coming and going at a distance using single-strand drag conveyer
The purpose of conveying different material, improves utilization of area rate, reduces transport energy consumption and equipment investment cost, reduces the dirt of environment on the way
Dye；Support the upper and lower zone face of load using groove profile carrier roller, by reverse-running section adhesive tape grooving is reversely conveyed material；Described belt
The support of the upper trough idler of conveyer bending section and lower trough idler is provided with the regulating bolt adjusting conveyer inside height,
Make the material conveying of ribbon conveyer more stable.
Brief description
Fig. 1 for the present invention can remote double carry induction system structural representation；
Fig. 2 is the enlarged diagram at a of Fig. 1；
Fig. 3 is b-b cross-sectional view in Fig. 1；
Fig. 4 reprints section horizontal layout schematic diagram for Fig. 1；
Fig. 5 is Fig. 1 end segment structural representation；
Fig. 6 is Fig. 1 head sections structural representation.
Specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
With reference to Fig. 1: can the induction system that carries of remote double, hold successively including along ribbon conveyer top set material conveying direction
Middle transportation section 102 and of end segment 101 ribbon conveyer, some ribbon conveyers and some groups of transferring mechanism compositions that connect
Head sections 103 ribbon conveyer；
With reference to Fig. 2 and Fig. 3, the upper zone face 1 of described ribbon conveyer and lower belt surface 3 are respectively by upper trough idler 2, lower flute profile
Carrying roller 4 supports；Described upper trough idler 2 and lower trough idler 4 are arranged in frame 5；
The upper zone face 1 of described adjacent ribbon conveyer is concatenated by chute, and its lower belt surface 3 is concatenated by transferring mechanism.
With reference to Fig. 5, the upper zone face 1 of described end segment 101 ribbon conveyer passes through the first buffer unit 9 and the first guide dress
Put the material that 8 receptions are derived from the first feed bin, the material of reception is offloaded to downstream ribbon conveyer through chute after being delivered to its head
On the upper zone face 1 of afterbody；Its lower belt surface 3 is connected and passes through the first chute 10 with transferring mechanism (the 3rd reprinting ribbon conveyer 11)
Material on unloading lower belt surface 3.
The upper zone face 1 of described middle transportation section 102 belt conveying drive end unit receives the unloading of its upstream belt formula conveyor head
Material, and material be delivered to after head be offloaded to downstream on the upper zone face 1 of belt conveying drive end unit by chute again；Institute
State the lower belt surface 3 of middle transportation section 102 belt conveyer head to receive downstream under belt conveying drive end unit by transferring mechanism
The material of zone face 3 unloading, material is delivered to after afterbody and is transported to its upstream belt formula conveyor head by transferring mechanism again
On lower belt surface 3；Wherein, described transferring mechanism includes the first reprinting ribbon conveyer 6 and the second reprinting ribbon conveyer 7, described
The afterbody of the second reprinting ribbon conveyer 7 is connected with the lower belt surface 3 of downstream ribbon conveyer afterbody, and receives from downstream belt
The material of conveying drive end unit lower belt surface 3 unloading, the head of the second reprinting ribbon conveyer 7 and described first reprinting ribbon conveyer
6 afterbody connects, and by chute, material is offloaded to the first reprinting ribbon conveyer 6 afterbody, described first reprinting belt conveying
The head of machine 6 is connected with the lower belt surface 3 of upstream belt conveyer head, and its horizontal layout is as shown in Figure 4.
With reference to Fig. 6, material is offloaded to mesh by the second chute 12 by the upper zone face 1 of described head sections 103 ribbon conveyer
Ground, its lower belt surface 3 and transferring mechanism (the 4th reprinting ribbon conveyer 13) are connected, and which is provided with for receiving from second
Second buffer unit 15 of feed bin material and the second material guide device 14, after the material of reception is delivered to its afterbody, then through elevating conveyor
Structure is transported on the lower belt surface 3 of upstream belt conveyer head.
Described transferring mechanism is 1 short distance ribbon conveyer or the short distance ribbon conveyer of 2 concatenations, described short distance belt
The length of conveyer is 30m.
The quantity of described middle transportation section 102 ribbon conveyer is 10.
The head of the afterbody of described end segment 101 ribbon conveyer and head sections 103 ribbon conveyer needs suitably to raise
8m, is conducive to the installation of splicing equipment or feeding apparatus and transferring mechanism, is easy to reprint feed or discharging.
The support of the upper trough idler 2 of described ribbon conveyer bending section and lower trough idler 4 is provided with regulation conveyer
The regulating bolt of inside height.
The present invention can the using method of induction system that carries of remote double: by the material (as raw material) of the first feed bin through first
It is delivered to the upper zone face 1 of end segment 101 ribbon conveyer after buffer unit 9 and the first material guide device 8；The material of the first feed bin with
After the operating of end segment 101 ribbon conveyer is delivered to its head, it is offloaded to transportation section 102 belt in the middle of downstream through chute defeated
Send on the upper zone face 1 of drive end unit；Sequentially pass through middle transportation section 102 ribbon conveyer, be finally delivered to head sections 103 belt defeated
Material is offloaded to destination through the second chute by head again that send zone face 1 on machine；The head sections 103 ribbon conveyer upper band of unloading
Face 1 turns back into lower trough idler 4 through head cylinder；The lower belt surface 3 of head sections 103 ribbon conveyer is through transferring mechanism and
Two feed bins connect, and the material (as finished product) of the second feed bin is delivered to head after passing through the second buffer unit 15 and the second material guide device 14
On the lower belt surface 3 of section 103 ribbon conveyer；The material of the second feed bin is delivered to the operating of head sections 103 ribbon conveyer
After its afterbody, it is transported on the lower belt surface 3 of transportation section 102 belt conveyer head in the middle of its upstream by transferring mechanism, and according to
Secondary process middle transportation section 102 ribbon conveyer, is finally delivered to the lower belt surface 3 of end segment 101 ribbon conveyer, with end segment
Material on lower belt surface 3 is offloaded to appointed place by the transferring mechanism that 101 ribbon conveyer lower belt surface 3 connects；Then unload
The diverted cylinder of end segment 101 ribbon conveyer lower belt surface 3 turns back into upper trough idler 2, completes the operation of a ring
Process；Repeat to operate by aforesaid operations, you can reach the purpose of remote double load using single-strand drag conveyer.As above zone face 1 is by raw material
It is transported to factory, finished product or semi-finished product are reversely transported to harbour, realize double carrying row of single-strand drag conveyer by lower belt surface 3.
Upstream ribbon conveyer in the present invention and downstream ribbon conveyer are with respect to the ribbon conveyer of indication or to turn
The adjacent ribbon conveyer in upstream for mounted mechanism zone face material direction of transfer along along belt conveyor systemses or downstream are adjacent
Ribbon conveyer.
The present invention can remote double carry induction system, according to ribbon conveyer be used for conveying starting point to the end length,
The specification of the ribbon conveyer of landform and employing, the quantity of described middle transportation section 102 ribbon conveyer can also for 5,8 or
12；The change of above technical characteristic, those skilled in the art is appreciated that by word description and implements, therefore no longer separately makees
Accompanying drawing is illustrated.
Claims (7)
1. can remote double carry induction system, including the end segment accepted successively along ribbon conveyer top set material conveying direction
The middle transportation section of ribbon conveyer, some ribbon conveyers and some groups of transferring mechanism compositions and head sections belt conveying
Machine；The upper zone face of described ribbon conveyer and lower belt surface are supported by upper trough idler, lower trough idler respectively；Described upper flute profile support
Roller and lower trough idler are arranged in frame；Described transferring mechanism is connected with the lower belt surface of ribbon conveyer；It is characterized in that, phase
The upper zone face of adjacent ribbon conveyer is concatenated by chute, and its lower belt surface is concatenated by transferring mechanism.
2. as claimed in claim 1 can remote double carry induction system it is characterised in that described end segment ribbon conveyer upper
Zone face passes through the first buffer unit and the first material guide device receives the material being derived from the first feed bin, and the material of reception is delivered to its head
It is offloaded to through chute on the upper zone face of downstream ribbon conveyer afterbody behind portion；Its lower belt surface is connected with transferring mechanism and passes through first
Chute unloads the material on lower belt surface.
3. as claimed in claim 1 can the induction system that carries of remote double it is characterised in that described middle transportation section ribbon conveyer
The upper zone face of afterbody receives the material of its upstream belt formula conveyor head unloading, and material is delivered to after head again by chute
It is offloaded to downstream on the upper zone face of belt conveying drive end unit；The lower belt surface of described middle transportation section belt conveyer head passes through
Transferring mechanism receives the material of belt conveying drive end unit lower belt surface unloading downstream, material is delivered to after afterbody and passes through to reprint again
Mechanism is transported on the lower belt surface of its upstream belt formula conveyor head.
4. as claimed in claim 1 can remote double carry induction system it is characterised in that described head sections ribbon conveyer upper
Material is offloaded to destination by the second chute by zone face, and its lower belt surface is connected with transferring mechanism, and which is provided with for receiving
From the second buffer unit and second material guide device of the second feed bin material, after the material of reception is delivered to its afterbody, then through turning
Mounted mechanism is transported on the lower belt surface of upstream belt conveyer head.
5. as described in any one of claim 1 ~ 4 can remote double carry induction system it is characterised in that described transferring mechanism be 1
Platform short distance ribbon conveyer or the short distance ribbon conveyer of 2 concatenations.
6. as described in any one of claim 1 ~ 4 can remote double carry induction system it is characterised in that described end segment belt is defeated
Send the afterbody of machine and the head of head sections ribbon conveyer to need suitably to raise 5 ~ 8m, be easy to reprint feed or discharging.
7. as described in any one of claim 1 ~ 4 can remote double carry induction system it is characterised in that described ribbon conveyer is curved
The support of the upper trough idler of tune and lower trough idler is provided with the regulating bolt adjusting conveyer inside height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510056255.4A CN104670832B (en) | 2015-02-04 | 2015-02-04 | Conveying system with remote double-load function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510056255.4A CN104670832B (en) | 2015-02-04 | 2015-02-04 | Conveying system with remote double-load function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104670832A CN104670832A (en) | 2015-06-03 |
| CN104670832B true CN104670832B (en) | 2017-01-18 |
Family
ID=53306522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510056255.4A Active CN104670832B (en) | 2015-02-04 | 2015-02-04 | Conveying system with remote double-load function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104670832B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608510B (en) * | 2015-10-26 | 2019-07-23 | 新汶矿业集团有限责任公司鄂庄煤矿 | A kind of two-way conveying equipment and its application method |
| CN105645119B (en) * | 2016-03-15 | 2023-12-29 | 孙润 | Belt type conveyor direct arrangement method of discharging material |
| CN106743163A (en) * | 2016-12-30 | 2017-05-31 | 山西浩业通用设备有限公司 | A kind of reciprocating supply line of washing system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2081384U (en) * | 1990-09-04 | 1991-07-24 | 煤炭科学研究总院常州科研试制中心 | Long-distance multi-point driven two-way belt conveyer |
| US5794756A (en) * | 1996-03-08 | 1998-08-18 | Project Services Group, Inc. | Article conveyor and collator system and method |
| CN201201797Y (en) * | 2008-01-21 | 2009-03-04 | 程联合 | Bidirectional transportation belt conveyor |
| CN102774628A (en) * | 2012-07-19 | 2012-11-14 | 北京约基同力机械制造有限公司 | Two-way material conveyable combined type belt conveyor |
| CN203079282U (en) * | 2013-02-05 | 2013-07-24 | 广东三和管桩有限公司 | Novel material conveying system |
| CN203865457U (en) * | 2014-04-29 | 2014-10-08 | 中国兵器工业第二O二研究所 | Compound type two-way conveyor belt |
| CN104176425A (en) * | 2014-08-18 | 2014-12-03 | 泰富重工制造有限公司 | Bidirectional conveyer belt type conveyer |
-
2015
- 2015-02-04 CN CN201510056255.4A patent/CN104670832B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2081384U (en) * | 1990-09-04 | 1991-07-24 | 煤炭科学研究总院常州科研试制中心 | Long-distance multi-point driven two-way belt conveyer |
| US5794756A (en) * | 1996-03-08 | 1998-08-18 | Project Services Group, Inc. | Article conveyor and collator system and method |
| CN201201797Y (en) * | 2008-01-21 | 2009-03-04 | 程联合 | Bidirectional transportation belt conveyor |
| CN102774628A (en) * | 2012-07-19 | 2012-11-14 | 北京约基同力机械制造有限公司 | Two-way material conveyable combined type belt conveyor |
| CN203079282U (en) * | 2013-02-05 | 2013-07-24 | 广东三和管桩有限公司 | Novel material conveying system |
| CN203865457U (en) * | 2014-04-29 | 2014-10-08 | 中国兵器工业第二O二研究所 | Compound type two-way conveyor belt |
| CN104176425A (en) * | 2014-08-18 | 2014-12-03 | 泰富重工制造有限公司 | Bidirectional conveyer belt type conveyer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104670832A (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207957004U (en) | A kind of elevating transport apparatus and pallet transport pipeline automatically | |
| CN104176425B (en) | Bidirectional conveyer belt type conveyer | |
| CN104670832B (en) | Conveying system with remote double-load function | |
| CN201619873U (en) | Belt tripper | |
| CN204237199U (en) | Bottom friction drive-type belt conveyer feeder trough | |
| CN203529414U (en) | I-shaped assembling and reversing framework | |
| CN212049636U (en) | Material distributing and distributing device | |
| CN104139972A (en) | Material distributing fast rationing and loading system | |
| CN208616674U (en) | A kind of two-layer cylinder binary storage cassette holder of belt conveyor | |
| CN201419932Y (en) | Storage bin penetration-type discharge device | |
| CN108910483A (en) | A kind of plate two dimensional code Automated Sorting System | |
| CN106429487B (en) | Optimal path conveying system and raw material storage and mixing parallel production process thereof | |
| CN205204183U (en) | Reverse two belt system of unloading | |
| CN203497695U (en) | Belt conveyor capable of realizing mobile unloading | |
| CN203740575U (en) | Roller belt feeder | |
| CN105016060A (en) | Device for loading batteries in disc | |
| CN203975735U (en) | A kind of two-way conveyer belt formula conveyer | |
| CN205045350U (en) | Be used for realizing turn conveyer of article multi -angle transmission | |
| CN207188707U (en) | A kind of antenna base station fixture threaded connector feeding device | |
| CN206634655U (en) | Suspension type stock adhesive tape conveyor | |
| CN207258694U (en) | A kind of automatic logistics pipeline | |
| CN106743084B (en) | A kind of Bidirectional belt conveyer | |
| CN2081384U (en) | Long-distance multi-point driven two-way belt conveyer | |
| CN103041908A (en) | Novel smashed rubber conveying system and smashed rubber conveying method using same | |
| CN207810474U (en) | A kind of roasted seeds and nuts conveyer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |