EP3640174A4 - Package, package manufacturing method, and thread winding device - Google Patents

Package, package manufacturing method, and thread winding device Download PDF

Info

Publication number
EP3640174A4
EP3640174A4 EP18816974.2A EP18816974A EP3640174A4 EP 3640174 A4 EP3640174 A4 EP 3640174A4 EP 18816974 A EP18816974 A EP 18816974A EP 3640174 A4 EP3640174 A4 EP 3640174A4
Authority
EP
European Patent Office
Prior art keywords
package
winding device
thread winding
manufacturing
package manufacturing
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
EP18816974.2A
Other languages
German (de)
French (fr)
Other versions
EP3640174B1 (en
EP3640174A1 (en
Inventor
Kazuki Ichihara
Yuho Terao
Shotaro Okugawa
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.)
Murata Machinery Ltd
Original Assignee
Murata Machinery Ltd
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 Murata Machinery Ltd filed Critical Murata Machinery Ltd
Publication of EP3640174A1 publication Critical patent/EP3640174A1/en
Publication of EP3640174A4 publication Critical patent/EP3640174A4/en
Application granted granted Critical
Publication of EP3640174B1 publication Critical patent/EP3640174B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/02Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/28Traversing devices; Package-shaping arrangements
    • B65H54/2806Traversing devices driven by cam
    • B65H54/2809Traversing devices driven by cam rotating grooved cam
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/02Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/28Traversing devices; Package-shaping arrangements
    • B65H54/32Traversing devices; Package-shaping arrangements with thread guides reciprocating or oscillating with variable stroke
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/02Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/40Arrangements for rotating packages
    • B65H54/46Package drive drums
    • B65H54/48Grooved drums
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H55/00Wound packages of filamentary material
    • B65H55/04Wound packages of filamentary material characterised by method of winding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/31Textiles threads or artificial strands of filaments
EP18816974.2A 2017-06-15 2018-06-01 Package, package manufacturing method, and yarn winding device Active EP3640174B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017117710A JP2019001604A (en) 2017-06-15 2017-06-15 Package, method for manufacturing package, and device for winding thread
PCT/JP2018/021233 WO2018230371A1 (en) 2017-06-15 2018-06-01 Package, package manufacturing method, and thread winding device

Publications (3)

Publication Number Publication Date
EP3640174A1 EP3640174A1 (en) 2020-04-22
EP3640174A4 true EP3640174A4 (en) 2021-03-10
EP3640174B1 EP3640174B1 (en) 2023-02-22

Family

ID=64660376

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18816974.2A Active EP3640174B1 (en) 2017-06-15 2018-06-01 Package, package manufacturing method, and yarn winding device

Country Status (4)

Country Link
EP (1) EP3640174B1 (en)
JP (1) JP2019001604A (en)
CN (1) CN110740957B (en)
WO (1) WO2018230371A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1233041A (en) * 1916-02-19 1917-07-10 George W Foster Yarn-package and method of winding same.
CH425572A (en) * 1964-11-26 1966-11-30 Mettler Soehne Maschf Winding body, process for its production and device for carrying out the process
CH544717A (en) * 1971-11-12 1974-01-15 Mettler Soehne Maschf Yarn winding method - with two-section bobbin and yarn direction control
CH562156A5 (en) * 1972-01-12 1975-05-30 Mettler Fr Soehne Ag Maschinen Yarn package for vey high speed overend take-off - segments separated by grooves consolidated by full length layers
DE4009370A1 (en) * 1990-03-23 1991-09-26 Gregor Gebald Bobbin cross winding allowing longer bobbins to be wound - in which reciprocating motion cross-wise has sections with only one stroke smaller than bobbin length
JPH07125920A (en) * 1993-11-05 1995-05-16 Murata Mach Ltd Yarn winding method

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH209300A (en) * 1938-05-27 1940-04-15 Hamel Gmbh Zwirnmaschinen Process for winding the threads onto the spinning bobbins in rayon spinning machines.
US2296420A (en) * 1940-05-01 1942-09-22 Foster Machine Co Yarn package
GB2112029B (en) * 1981-11-02 1986-06-25 Murata Machinery Ltd Yarn winding methods and apparatus
DE3844964C2 (en) * 1988-03-22 1997-02-13 Niehoff Kg Maschf Process for withdrawing a bundle from strand-like material
JP2780336B2 (en) 1989-02-28 1998-07-30 株式会社島津製作所 Yarn winding body manufacturing equipment
JP3747445B2 (en) * 1996-07-15 2006-02-22 住友金属鉱山株式会社 How to rewind extra fine wires
DE10021963A1 (en) * 1999-05-14 2000-12-21 Barmag Barmer Maschf Winding of yarns on cross-wound packages involves arranging the variation of traverse length to ensure that turning points are spaced round periphery
FR2796631B1 (en) * 1999-07-22 2001-08-17 Vetrotex France Sa PROCESS FOR THE MANUFACTURE OF TRONCONIC WIRE COILS
DE102007054633A1 (en) * 2007-11-15 2009-05-20 Oerlikon Textile Gmbh & Co. Kg Textile spool on which a thread is wound in Kreuzbewicklung and apparatus for producing the same.
JP2009166907A (en) * 2008-01-10 2009-07-30 Murata Mach Ltd Traverse drum and yarn winding device using the same
DE102008060788A1 (en) * 2008-02-04 2009-08-06 Oerlikon Textile Gmbh & Co. Kg Thread spool winding method, involves winding thread with single side shortened lifting stroke for producing marking layer at one of set of front surfaces during cross winding of thread, where thread is guided in and out within stroke
DE102010031959A1 (en) * 2010-07-22 2012-01-26 Oerlikon Textile Gmbh & Co. Kg Method for producing a textile bobbin and workstation for carrying out the method
CN202214084U (en) * 2011-08-17 2012-05-09 杭州长翼纺织机械有限公司 Unwinding-facilitated spooler yarn
CN202864575U (en) * 2012-09-28 2013-04-10 高县长信线业有限责任公司 Yarn winding object directly applicable to weaving, embroidering or sewing
TW201422509A (en) * 2012-10-15 2014-06-16 Toyo Ink Sc Holdings Co Ltd Winding roll
CN203048310U (en) * 2012-12-26 2013-07-10 东华大学 Adjustable movement yarn guiding device
WO2015161941A1 (en) 2014-04-25 2015-10-29 Nv Bekaert Sa Conical winding of elongated material

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1233041A (en) * 1916-02-19 1917-07-10 George W Foster Yarn-package and method of winding same.
CH425572A (en) * 1964-11-26 1966-11-30 Mettler Soehne Maschf Winding body, process for its production and device for carrying out the process
CH544717A (en) * 1971-11-12 1974-01-15 Mettler Soehne Maschf Yarn winding method - with two-section bobbin and yarn direction control
CH562156A5 (en) * 1972-01-12 1975-05-30 Mettler Fr Soehne Ag Maschinen Yarn package for vey high speed overend take-off - segments separated by grooves consolidated by full length layers
DE4009370A1 (en) * 1990-03-23 1991-09-26 Gregor Gebald Bobbin cross winding allowing longer bobbins to be wound - in which reciprocating motion cross-wise has sections with only one stroke smaller than bobbin length
JPH07125920A (en) * 1993-11-05 1995-05-16 Murata Mach Ltd Yarn winding method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018230371A1 *

Also Published As

Publication number Publication date
EP3640174B1 (en) 2023-02-22
JP2019001604A (en) 2019-01-10
WO2018230371A1 (en) 2018-12-20
EP3640174A1 (en) 2020-04-22
CN110740957A (en) 2020-01-31
CN110740957B (en) 2021-05-07

Similar Documents

Publication Publication Date Title
ZA202004431B (en) Wound dressing device, assembly and method
EP3605640A4 (en) Package structure and manufacturing method thereof, and display device
EP3306360A4 (en) Reflective structure, device, and manufacturing method for reflective structure
EP3611884A4 (en) Packaging method, device and node
EP3266043A4 (en) Circuit element package, manufacturing method thereof, and manufacturing apparatus thereof
EP3664175A4 (en) Package structure and fabrication method therefor, and display device
EP3422393A4 (en) Semiconductor device, and manufacturing method for same
EP3483928A4 (en) Chip packaging structure, and packaging method thereof
EP3533722A4 (en) Package and method for manufacturing same
EP3534421A4 (en) Spin device, and operating method therefor and manufacturing method therefor
TWI800792B (en) Method for fabricating semiconductor package and semiconductor package using the same
EP3263478A4 (en) Package and method for manufacturing same
EP3557705A4 (en) Semiconductor device package and method for producing same
EP3348492A4 (en) Fold-open package and method for manufacturing fold-open package
EP3521200A4 (en) Film-packaged tissue, manufacturing method for film-packaged tissue, film-packaged tissue set package, and manufacturing method for film-packaged tissue set package
EP3442040A4 (en) Piezoelectric wire and production method for same, and piezoelectric device provided with piezoelectric wire
EP3309822A4 (en) Electronic-device-protecting film, electronic-device-protecting member, method for manufacturing electronic device, and method for manufacturing package
EP3683478A4 (en) Spool valve device, and spool valve
EP3352239A4 (en) Outer package material for electricity storage device, and method for manufacturing outer package material for electricity storage device
EP3865443A4 (en) Yarn winding device and yarn winding method
EP3882189A4 (en) Filament winding device
EP3882190A4 (en) Filament winding device
EP3442017A4 (en) Chip packaging structure, terminal device, and method
EP3711875A4 (en) Bottle-shaped can manufacturing device and bottle-shaped can manufacturing method
EP3653326A4 (en) Thread cutting device and thread cutting method

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20191028

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20210205

RIC1 Information provided on ipc code assigned before grant

Ipc: B65H 57/28 20060101ALI20210201BHEP

Ipc: B65H 54/48 20060101ALI20210201BHEP

Ipc: B65H 54/28 20060101ALI20210201BHEP

Ipc: B65H 54/32 20060101ALI20210201BHEP

Ipc: B65H 55/04 20060101AFI20210201BHEP

Ipc: B65H 54/553 20060101ALI20210201BHEP

RIC1 Information provided on ipc code assigned before grant

Ipc: B65H 54/32 20060101ALI20220914BHEP

Ipc: B65H 57/28 20060101ALI20220914BHEP

Ipc: B65H 54/553 20060101ALI20220914BHEP

Ipc: B65H 54/48 20060101ALI20220914BHEP

Ipc: B65H 54/28 20060101ALI20220914BHEP

Ipc: B65H 55/04 20060101AFI20220914BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20221024

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602018046472

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1549395

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230315

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20230222

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1549395

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230622

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230522

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230620

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230622

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230523

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20230623

Year of fee payment: 6

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602018046472

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

26N No opposition filed

Effective date: 20231123

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230222

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20230630

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20230601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230601

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230601

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230601

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230630