CN105923179A - Portable baling machine for expressing - Google Patents

Portable baling machine for expressing Download PDF

Info

Publication number
CN105923179A
CN105923179A CN201610461910.9A CN201610461910A CN105923179A CN 105923179 A CN105923179 A CN 105923179A CN 201610461910 A CN201610461910 A CN 201610461910A CN 105923179 A CN105923179 A CN 105923179A
Authority
CN
China
Prior art keywords
slide
carriage
bar
sliding
gear
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.)
Granted
Application number
CN201610461910.9A
Other languages
Chinese (zh)
Other versions
CN105923179B (en
Inventor
倪笑宇
刘春东
任玉灿
刘丽娟
梁建明
王占英
李�杰
孙长山
王海波
张哲�
刘位朋
齐旺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hebei University of Architecture
Original Assignee
Hebei University of Architecture
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hebei University of Architecture filed Critical Hebei University of Architecture
Priority to CN201610461910.9A priority Critical patent/CN105923179B/en
Publication of CN105923179A publication Critical patent/CN105923179A/en
Application granted granted Critical
Publication of CN105923179B publication Critical patent/CN105923179B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00Bundling articles
    • B65B13/02Applying and securing binding material around articles or groups of articles, e.g. using strings, wires, strips, bands or tapes
    • B65B13/04Applying and securing binding material around articles or groups of articles, e.g. using strings, wires, strips, bands or tapes with means for guiding the binding material around the articles prior to severing from supply

Abstract

The invention relates to the technical field of baling machines, and discloses a portable baling machine for expressing. The portable baling machine comprises a hand-held lifting device and a telescopic copying device. The hand-held lifting device comprises a base, a sliding rod, a supporting frame, a sliding device and a handle. The sliding device can slide up and down in the supporting frame along the sliding rod, and can drive the supporting frame to rotate around the sliding rod. The telescopic copying device comprises sliding rails, sliding tables, a vertical rod and an adhesive tape holder. The sliding tables can slide horizontally on the sliding rails. The vertical rod is fixedly arranged under the sliding tables. The adhesive tape holder is arranged at the bottom of the vertical rod. When the portable baling machine is used for baling, as long as the handle is held with one hand to place the base on a to-be-baled box body, and then the adhesive tape holder of the telescopic copying device is driven through the lifting of the sliding device to lift so as to pack box bodies of different heights; and the sliding tables are driven to move horizontally on the sliding rails through a component force of an adhesive tape viscous force so as to pack box bodies of different sizes. Through the adoption of the portable baling machine, articles of different specifications in the express logistics industry can be quickly and conveniently baled, so that the working efficiency is improved.

Description

A kind of portable express delivery baling press
Technical field
The present invention relates to baling press technical field, be specifically related to a kind of portable express delivery baling press.
Background technology
Along with the arrival in electricity business's epoch, on-line shop seller and Express Logistics industry have substantial amounts of article to need packing to transport every day.Express delivery packing mainly manual operations, needs certain craftsmenship, therefore wastes time and energy, inefficiency.In order to save manpower, having a kind of small-sized case sealer, but use the most not convenient in prior art, efficiency is the lowest.Heavy packages machinery package goods specification is single, and volume is bigger, it is impossible to mobile, is not suitable for very much the situation that Express Logistics industry raising middle flask cuckoo lattice are not of uniform size different and working environment is relatively chaotic.
Summary of the invention
The technical problem to be solved is to provide a kind of portable express delivery baling press, it is possible to completes the packing work of the article of different size in Express Logistics industry conveniently and efficiently, improves work efficiency.
The embodiment of the present invention is adopted the technical scheme that a kind of portable express delivery baling press, including: portable lowering or hoisting gear, described portable lowering or hoisting gear includes base, slide bar, bracing frame, carriage and hands handle, described slide bar is vertically arranged, described slide bar bottom is provided with base, top is provided with hands handle, it is provided with bracing frame on described slide bar, described carriage it is provided with in support frame as described above, described slide bar runs through support frame as described above and described carriage by bearing, described carriage can slide up and down along described slide bar in support frame as described above, and described carriage can drive support frame as described above to rotate around described slide bar together;Flexible copying device, described flexible copying device includes that slide rail, slide unit, montant and Tape Dispenser, described slide rail are horizontally set on described carriage, and described slide unit is arranged on described slide rail, it is possible on described slide rail, level is slided;Described montant is fixedly installed on below described slide unit, and described Tape Dispenser is arranged on bottom described montant.
Preferably, described carriage includes housing, described enclosure interior is provided with motor, controller and gear, described gear includes driving gear and driven gear, described driving gear is connected with described motor, described driven gear is sleeved on described slide bar, and slides up and down with described carriage, described driving gear and the engagement of described driven gear;Described controller is connected with described motor, for controlling the opening and closing of described motor so that described carriage and support frame as described above rotate around described slide bar or stop.
Preferably, support frame as described above includes support fixed plate, lower support fixed plate and supports the support bar between fixed plate and lower support fixed plate on described, described support bar passes described housing, and described housing can slide up and down along described support bar and described slide bar.
Preferably, also include the pressure retaining mechanism being arranged on below described carriage, described pressure retaining mechanism can slide up and down with described carriage, when described carriage slides into certain altitude, it is possible to be locked on described support bar and slide bar and prevent described carriage from gliding due to action of gravity.
Preferably, described pressure retaining mechanism includes clamping frame and the cam being arranged on described clamping frame, there is on described clamping frame two collars and a slot, the described collar is enclosed within described support bar, it is provided with plate below described housing, described plate inserts in described slot, pulling described cam makes described pressure retaining mechanism generation level to displacement, reduce the gap between the described collar and described support bar and between described slot and plate, add the pressure between the described collar and described support bar and between described slot and plate, it is achieved compress.
Preferably, also including that cut-off parts, described cut-off parts include that blade and blade holder, described blade holder are positioned on described Tape Dispenser, described blade is arranged on described blade holder top, cuts off and be positioned at the adhesive tape on described Tape Dispenser after having packed.
Preferably, described blade holder can be rotatably set on described Tape Dispenser, it is provided with gear in described blade holder, it is provided with electric magnet on described Tape Dispenser, described electric magnet is connected with tooth bar, and described tooth bar engages with described gear, can drive described rack linear feeding after the energising of described electric magnet, gear described in described rack drives rotates, and then drives described blade rotary cutting breaking adhesive tape.
Preferably, described Tape Dispenser is provided with breach, at described gap position, is provided with rolling bearing.
Preferably, described handle inner is equipped with remote controller, for controller described in remote control, to control the opening and closing of described motor.
The invention have the benefit that
The portable express delivery baling press that the embodiment of the present invention provides, during packing, is only needed hand-held handle to be placed on by base on casing to be packed, is then driven by the lifting of carriage the lifting of the Tape Dispenser of flexible copying device to realize the packaging to casing differing heights;The slide unit being driven flexible copying device by the component of adhesive type cohesive force measuring moves horizontally automatic position adjusting function on slide rail, it is achieved packaging different size of to casing.Therefore, it is possible to complete the packing work of the article of different size in Express Logistics industry conveniently and efficiently, improve work efficiency.
Accompanying drawing explanation
The structural representation of the portable express delivery baling press that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the structural representation of pressure retaining mechanism in Fig. 1;
Fig. 3 is the structural representation of Tape Dispenser in Fig. 1.
In upper figure, the corresponding relation of reference and component names is:
1 base;2 slide bars;3 bracing frames;Fixed plate is supported on 31;Support fixed plate 32 times;33 support bars;4 carriages;41 housings;42 motors;43 driving gears;44 driven gears;5 handles;6 slide rails;7 slide units;8 montants;9 Tape Dispensers;91 breach;92 rolling bearings;10 pressure retaining mechanisms;101 clamping frames;102 cams;103 collars;104 slots;11 blades;12 blade holder.
Detailed description of the invention
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Refer to Fig. 1, the portable express delivery baling press that the embodiment of the present invention provides, including portable lowering or hoisting gear and flexible copying device, wherein, portable lowering or hoisting gear includes base 1, slide bar 2, bracing frame 3, carriage 4 and handle 5, slide bar 2 is vertically arranged, slide bar 2 bottom is provided with base 1, top is provided with handle 5, bracing frame 3 it is provided with on slide bar 2, carriage 4 it is provided with in bracing frame 3, slide bar 2 runs through bracing frame 3 and carriage 4 by bearing, carriage 4 can slide up and down along slide bar 2 in bracing frame 3, and carriage 4 can drive bracing frame 3 to rotate around slide bar 2 together;Flexible copying device includes slide rail 6, slide unit 7, montant 8 and Tape Dispenser 9, and slide rail 6 is horizontally set on carriage 4, and slide unit 7 is arranged on slide rail 6, it is possible on slide rail 6, level is slided;Montant 8 is fixedly installed on below slide unit 7, and Tape Dispenser 9 is arranged on bottom montant 8.
The portable express delivery baling press that the embodiment of the present invention provides, during packing, is only needed hand-held handle 5 to be placed on casing to be packed by base 1, is then driven by the lifting of carriage 4 lifting of the Tape Dispenser 9 of flexible copying device to realize the packaging to casing differing heights;The slide unit 7 being driven flexible copying device by the component of adhesive type cohesive force measuring moves horizontally automatic position adjusting function on slide rail 6, it is achieved packaging different size of to casing.Therefore, it is possible to complete the packing work of the article of different size in Express Logistics industry conveniently and efficiently, improve work efficiency.
In one specific embodiment of the present invention, carriage 4 includes housing 41, housing 41 is internally provided with motor 42, controller and gear, gear includes driving gear 43 and driven gear 44, driving gear 43 is connected with motor 42, driven gear 44 is sleeved on slide bar 2, and slides up and down with carriage 4, and driving gear 43 and driven gear 44 engage;Controller is connected with motor 42, for controlling the opening and closing of motor 42 so that carriage 4 and bracing frame 3 rotate around slide bar 2 or stop.Specifically, motor 42 is opened, driving gear 43 is driven to rotate, driving gear 43 drives driven gear 44 to rotate, realizing carriage 4 drives bracing frame 3 to rotate around slide bar 2 together, thus drives the adhesive tape winding package casing being positioned on the Tape Dispenser 9 of flexible copying device, after packaging, closing motor 42, carriage 4 and bracing frame 3 stop operating.
Preferably, internal equipped with remote controller at handle 5, for this controller of remote control, to control the opening and closing of motor 42.Thus can at handle 5 remote control open motor 42, operation is simple and reliable and more convenient.
In one specific embodiment of the present invention, bracing frame 3 includes support fixed plate 31, lower support fixed plate 32 and the support bar 33 between upper support fixed plate 31 and lower support fixed plate 32, support bar 33 is through housing 41, and housing 41 can slide up and down along support bar 33 and slide bar 2.Specifically, upper support fixed plate 31 and lower support fixed plate 32 are rectangle, and support bar 33 is four, lay respectively at the corner of support fixed plate 31 and lower support fixed plate 32, form cuboid-type hollow support frame 3.Four support bars 33 are each passed through four corners of housing 41, so that housing 41 can slide up and down along support bar 33 and slide bar 2.
In order to optimize technique scheme further, also include the pressure retaining mechanism 10 being arranged on below carriage 4, pressure retaining mechanism 10 can slide up and down with carriage 4, when carriage 4 slides into certain altitude, it is possible to be locked on support bar 33 and slide bar 2 and prevent carriage 4 from gliding due to action of gravity.
Refer to Fig. 2, specifically, pressure retaining mechanism 10 includes clamping frame 101 and the cam 102 being arranged on clamping frame 101, there is on clamping frame 101 two collars 103 and a slot 104, the collar 103 is enclosed within support bar 33, it is provided with plate below housing 41, plate inserts in slot 104, pulling cam 102 makes pressure retaining mechanism 10 generation level to displacement, reduce the gap between the collar 103 and support bar 33 and between slot 104 and plate, add the pressure between the collar 103 and support bar 33 and between slot 104 and plate, it is achieved compress.
In one preferred embodiment of the present invention, also including cut-off parts, cut-off parts includes blade 11 and blade holder 12, and blade holder 12 is positioned on Tape Dispenser 9, and blade 11 is arranged in blade holder 12, cuts off and be positioned at the adhesive tape on Tape Dispenser 9 after having packed.Blade holder 12 can be rotatably set on Tape Dispenser 9, it is provided with gear in blade holder 12, it is provided with electric magnet on Tape Dispenser 9, electric magnet is connected with tooth bar, rack and pinion engages, can drive rack linear feeding after electric magnet energising, rack drives gear rotates, and then band cutting blade 11 rotary cutting breaking adhesive tape.
Refer to Fig. 3, further, Tape Dispenser 9 is provided with breach 91, breach 91 position is provided with rolling bearing 92.During winding package, Tape Dispenser 9 rotates around casing, when packing crates surface, this breach 91 is the most just to tank surface, when packaging is to casing corner, rolling bearing 92 just contacts with each other with corner, resistance during for unloading packaging corner, and breach 91 and rolling bearing 92 ground arrange and efficiently solves the montant 8 rotational problems relative to packed surface.In one is embodied as, Tape Dispenser 9 is rounded, has the breach 91 of 90 °.
Principle and the embodiment of the present invention are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention.It should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to the present invention is carried out some improvement and modification, these improve and modify in the protection domain also falling into the claims in the present invention.

Claims (9)

1. a portable express delivery baling press, it is characterised in that including:
Portable lowering or hoisting gear, described portable lowering or hoisting gear includes base (1), slide bar (2), bracing frame (3), carriage (4) and handle (5), described slide bar (2) is vertically arranged, described slide bar (2) bottom is provided with base (1), top is provided with handle (5), bracing frame (3) it is provided with on described slide bar (2), described carriage (4) it is provided with in support frame as described above (3), described slide bar (2) runs through support frame as described above (3) and described carriage (4) by bearing, described carriage (4) can slide up and down along described slide bar (2) in support frame as described above (3), and described carriage (4) can drive support frame as described above (3) to rotate around described slide bar (2) together;
Flexible copying device, described flexible copying device includes slide rail (6), slide unit (7), montant (8) and Tape Dispenser (9), described slide rail (6) is horizontally set on described carriage (4), described slide unit (7) is arranged on described slide rail (6), it is possible to slide in the upper level of described slide rail (6);Described montant (8) is fixedly installed on described slide unit (7) lower section, and described Tape Dispenser (9) is arranged on described montant (8) bottom.
Portable express delivery baling press the most according to claim 1, it is characterized in that, described carriage (4) includes housing (41), described housing (41) is internally provided with motor (42), controller and gear, described gear includes driving gear (43) and driven gear (44), described driving gear (43) is connected with described motor (42), described driven gear (44) is sleeved on described slide bar (2), and slide up and down with described carriage (4), described driving gear (43) and described driven gear (44) engagement;Described controller is connected with described motor (42), is used for controlling the opening and closing of described motor (42) so that described carriage (4) and support frame as described above (3) rotate around described slide bar (2) or stop.
Portable express delivery baling press the most according to claim 2, it is characterized in that, support frame as described above (3) includes support fixed plate (31), lower support fixed plate (32) and the support bar (33) being positioned between described upper support fixed plate (31) and lower support fixed plate (32), described support bar (33) passes described housing (41), and described housing (41) can slide up and down along described support bar (33) and described slide bar (2).
Portable express delivery baling press the most according to claim 3, it is characterized in that, also include the pressure retaining mechanism (10) being arranged on described carriage (4) lower section, described pressure retaining mechanism can slide up and down with described carriage (4), when described carriage (4) slides into certain altitude, it is possible to be locked on described support bar (33) and slide bar (2) and prevent described carriage (4) from gliding due to action of gravity.
nullPortable express delivery baling press the most according to claim 4,It is characterized in that,Described pressure retaining mechanism (10) includes clamping frame (101) and the cam (102) being arranged on described clamping frame (101),There is on described clamping frame (101) two collars (103) and a slot (104),The described collar (103) is enclosed within described support bar (33),Described housing (41) lower section is provided with plate,Described plate inserts in described slot (104),Pulling described cam (102) makes described pressure retaining mechanism (10) produce level to displacement,Reduce the gap between the described collar (103) and described support bar (33) and between described slot (104) and plate,Add the pressure between the described collar (103) and described support bar (33) and between described slot (104) and plate,Realize compressing.
Portable express delivery baling press the most according to claim 1, it is characterized in that, also include cut-off parts, described cut-off parts includes blade (11) and blade holder (12), described blade holder (12) is positioned on described Tape Dispenser (9), described blade (11) is arranged in described blade holder (12), cuts off and be positioned at the adhesive tape on described Tape Dispenser (9) after packaging completes.
Portable express delivery baling press the most according to claim 6, it is characterized in that, described blade holder (12) can be rotatably set on described Tape Dispenser (9), described blade holder is provided with gear on (12), described Tape Dispenser is provided with electric magnet on (9), described electric magnet is connected with tooth bar, described tooth bar engages with described gear, described rack linear feeding can be driven after the energising of described electric magnet, gear described in described rack drives rotates, and then drives described blade (11) rotary cutting breaking adhesive tape.
Portable express delivery baling press the most according to claim 7, it is characterised in that be provided with breach (91) on described Tape Dispenser (9), is provided with rolling bearing (92) at described gap position.
9. according to the portable express delivery baling press described in any one of claim 2-8, it is characterised in that described handle (5) is internal equipped with remote controller, for controller described in remote control, to control the opening and closing of described motor (42).
CN201610461910.9A 2016-06-23 2016-06-23 A kind of portable express delivery baling press Active CN105923179B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610461910.9A CN105923179B (en) 2016-06-23 2016-06-23 A kind of portable express delivery baling press

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610461910.9A CN105923179B (en) 2016-06-23 2016-06-23 A kind of portable express delivery baling press

Publications (2)

Publication Number Publication Date
CN105923179A true CN105923179A (en) 2016-09-07
CN105923179B CN105923179B (en) 2018-09-25

Family

ID=56831998

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610461910.9A Active CN105923179B (en) 2016-06-23 2016-06-23 A kind of portable express delivery baling press

Country Status (1)

Country Link
CN (1) CN105923179B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107054714A (en) * 2017-02-05 2017-08-18 六安永贞匠道机电科技有限公司 360 degree of flexible fit type logistics box body Wiring apparatus
WO2020029451A1 (en) * 2018-08-08 2020-02-13 圆古有限公司 Portable elevator apparatus
CN112340146A (en) * 2021-01-08 2021-02-09 万邑通(潍坊)信息科技有限公司 Portable packing machine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946659A (en) * 1973-01-22 1976-03-30 Erapa Ag Device for positioning overlapping ends of a looped band in a working area of an automatic packaging machine
US4092913A (en) * 1974-04-23 1978-06-06 The American Baler Company Bale tying apparatus
CN103521765A (en) * 2013-09-29 2014-01-22 福建海源三维打印高科技有限公司 Portable three-dimensional printer
CN105151368A (en) * 2015-08-18 2015-12-16 温州瑞润机械有限公司 Full-automatic horizontal encircling type packer
CN204994804U (en) * 2015-06-27 2016-01-27 王善康 Make things convenient for express delivery can pack up wheel suitcase
CN105366115A (en) * 2015-12-06 2016-03-02 山东建筑大学 Rotatable omnibearing automatic packing machine
CN105383722A (en) * 2015-12-30 2016-03-09 福建工程学院 Quick plastic package packing apparatus
CN205906251U (en) * 2016-06-23 2017-01-25 河北建筑工程学院 Portable express delivery baling press

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946659A (en) * 1973-01-22 1976-03-30 Erapa Ag Device for positioning overlapping ends of a looped band in a working area of an automatic packaging machine
US4092913A (en) * 1974-04-23 1978-06-06 The American Baler Company Bale tying apparatus
CN103521765A (en) * 2013-09-29 2014-01-22 福建海源三维打印高科技有限公司 Portable three-dimensional printer
CN204994804U (en) * 2015-06-27 2016-01-27 王善康 Make things convenient for express delivery can pack up wheel suitcase
CN105151368A (en) * 2015-08-18 2015-12-16 温州瑞润机械有限公司 Full-automatic horizontal encircling type packer
CN105366115A (en) * 2015-12-06 2016-03-02 山东建筑大学 Rotatable omnibearing automatic packing machine
CN105383722A (en) * 2015-12-30 2016-03-09 福建工程学院 Quick plastic package packing apparatus
CN205906251U (en) * 2016-06-23 2017-01-25 河北建筑工程学院 Portable express delivery baling press

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107054714A (en) * 2017-02-05 2017-08-18 六安永贞匠道机电科技有限公司 360 degree of flexible fit type logistics box body Wiring apparatus
CN107054714B (en) * 2017-02-05 2019-04-12 朱文祥 360 degree of flexible fit type logistics box body Wiring apparatus
WO2020029451A1 (en) * 2018-08-08 2020-02-13 圆古有限公司 Portable elevator apparatus
CN112340146A (en) * 2021-01-08 2021-02-09 万邑通(潍坊)信息科技有限公司 Portable packing machine
CN112340146B (en) * 2021-01-08 2021-03-30 万邑通(潍坊)信息科技有限公司 Portable packing machine

Also Published As

Publication number Publication date
CN105923179B (en) 2018-09-25

Similar Documents

Publication Publication Date Title
CN108438292A (en) It is a kind of can automatic turning Packaging Box sealing device
CN105923179A (en) Portable baling machine for expressing
CN105383722A (en) Quick plastic package packing apparatus
CN109080892A (en) A kind of rear kitchen cutlery box environmental protection packing apparatus of take-away businessman order
JP2015519264A (en) Frame for packing machine
CN205906251U (en) Portable express delivery baling press
CN206826712U (en) A kind of packing case transports apparatus for placing
CN210822896U (en) A tray coiler for ring flange packing
CN210633724U (en) Cutting device for food packaging bags
CN204625153U (en) A kind of filling liquid manufacturing line
CN207293595U (en) Stacking machine
CN105836209B (en) A kind of more size express delivery bag package machines
CN109176125A (en) The charging and discharging mechanism and its edge severing machine of cut edge equipment
CN108706145A (en) A kind of carton automatic sealing device
CN108706155A (en) It puts paper and puts lid arrangement
CN110920951A (en) Multifunctional horizontal automatic box packing machine
CN209080344U (en) A kind of Two-way Cycle thermal shrinking package machine
CN112224974A (en) Packaging and printing device convenient for cleaning excess materials
CN210364638U (en) Plastic bag fixing mechanism of plastic bag sealing machine
CN208291604U (en) A kind of carton automatic sealing device
CN203141895U (en) Automatic packing box cutting device
CN207536797U (en) A kind of automatic disc stack of low level tears disk device open
CN211568374U (en) Full-automatic finished product packaging equipment based on leather sheath production
CN216579436U (en) Wrapping bag partition arrangement conveyor that keeps in
CN210679872U (en) Multi-surface paperboard splicing device for carton production

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant