HK1146921A1 - Method and device for producing containers made of thermoplastic and containers so produced - Google Patents

Method and device for producing containers made of thermoplastic and containers so produced

Info

Publication number
HK1146921A1
HK1146921A1 HK11100786.5A HK11100786A HK1146921A1 HK 1146921 A1 HK1146921 A1 HK 1146921A1 HK 11100786 A HK11100786 A HK 11100786A HK 1146921 A1 HK1146921 A1 HK 1146921A1
Authority
HK
Hong Kong
Prior art keywords
container
containers
tube
mold parts
thermoplastic
Prior art date
Application number
HK11100786.5A
Other languages
English (en)
Inventor
Bernd Hansen
Original Assignee
Bernd Hansen
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 Bernd Hansen filed Critical Bernd Hansen
Publication of HK1146921A1 publication Critical patent/HK1146921A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
    • B65D1/0223—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents characterised by shape
    • B65D1/0292—Foldable bottles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C49/54—Moulds for undercut articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
    • B29C49/4817—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity with means for closing off parison ends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B3/00—Packaging plastic material, semiliquids, liquids or mixed solids and liquids, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B3/02—Machines characterised by the incorporation of means for making the containers or receptacles
    • B65B3/022—Making containers by moulding of a thermoplastic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
    • B65D1/0223—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents characterised by shape
    • B65D1/0261—Bottom construction
    • B65D1/0276—Bottom construction having a continuous contact surface, e.g. Champagne-type bottom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/001—Shaping in several steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
    • B29C49/42808—Filling the article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
    • B29C49/42826—Separating burr or other part from the article, e.g. using mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
    • B29C49/4283—Deforming the finished article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
    • B29C49/4283—Deforming the finished article
    • B29C49/42836—Collapsing or folding the article, e.g. to save space for transport
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
HK11100786.5A 2008-01-12 2011-01-26 Method and device for producing containers made of thermoplastic and containers so produced HK1146921A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008004088A DE102008004088A1 (de) 2008-01-12 2008-01-12 Verfahren und Vorrichtung zum Herstellen von Behältern aus thermoplastischem Kunststoff sowie derart hergestellter Behälter
PCT/EP2008/010103 WO2009086864A1 (de) 2008-01-12 2008-11-28 Verfahren und vorrichtung zum herstellen von behältern aus thermoplastischem kunststoff sowie derart hergestellter behälter

Publications (1)

Publication Number Publication Date
HK1146921A1 true HK1146921A1 (en) 2011-07-22

Family

ID=40202143

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11100786.5A HK1146921A1 (en) 2008-01-12 2011-01-26 Method and device for producing containers made of thermoplastic and containers so produced

Country Status (16)

Country Link
US (1) US8431068B2 (xx)
EP (1) EP2227370B1 (xx)
JP (1) JP5385303B2 (xx)
KR (1) KR101574488B1 (xx)
CN (1) CN101883669B (xx)
AU (1) AU2008346549B2 (xx)
BR (1) BRPI0822171B1 (xx)
CA (1) CA2708546C (xx)
DE (1) DE102008004088A1 (xx)
ES (1) ES2432081T3 (xx)
HK (1) HK1146921A1 (xx)
MX (1) MX2010007640A (xx)
PL (1) PL2227370T3 (xx)
PT (1) PT2227370E (xx)
RU (1) RU2484961C2 (xx)
WO (1) WO2009086864A1 (xx)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010027617A1 (de) 2010-07-20 2012-01-26 Bernd Hansen Verfahren und Vorrichtung zum Herstellen und Befüllen von Behältern aus thermoplastischem Kunststoff sowie derart hergestellter Behälter
CN104203538B (zh) * 2012-02-10 2017-07-28 雀巢产品技术援助有限公司 用于在吹塑模具中吹塑容器的方法和设备
EP2934851B1 (en) * 2012-12-19 2019-03-06 Discma AG Containers and apparatus and method for fabricating and filling containers
DE102013001182A1 (de) * 2013-01-24 2014-07-24 Bernd Hansen Verfahren zum Herstellen eines Auftraggeräts
CN103086311B (zh) * 2013-03-06 2015-06-17 楚天科技股份有限公司 用于吹灌封一体机的管坯夹持方法及模具组件
US10532847B2 (en) * 2013-10-04 2020-01-14 The Procter & Gamble Company Package having a plug seal closure
DE102014001177A1 (de) * 2014-02-02 2015-08-06 Khs Corpoplast Gmbh Verfahren und Vorrichtung zum Herstellen eines mit Füllgut gefüllten Behälters
FR3019486B1 (fr) * 2014-04-02 2016-12-23 Sidel Participations Procede de fabrication et unite de moulage de recipients a grande course de boxage
IES86617B2 (en) 2014-05-27 2016-01-27 Beckman Coulter Inc Reagent bottle with aspiration pipe
DE102014113915A1 (de) * 2014-09-25 2016-03-31 Krones Aktiengesellschaft Komprimierbares Kunststoffbehältnis mit Bodentasse
JP6792974B2 (ja) * 2016-07-22 2020-12-02 株式会社吉野工業所 液体ブロー成形による容器製造方法
CN106239873A (zh) * 2016-08-31 2016-12-21 苏州欧普精密模具科技有限公司 模具
CN111615409A (zh) 2017-11-17 2020-09-01 科斯卡家族有限公司 用于流体输送歧管的系统和方法
US10471644B2 (en) * 2017-11-28 2019-11-12 Weiler Engineering, Inc. Blow molding apparatus
WO2019246517A1 (en) * 2018-06-21 2019-12-26 Multi-Color Corporation Full body decoration of blow molded tubes
CN112793125B (zh) * 2020-12-17 2022-07-15 杭州恒新塑业有限公司 一种高分子包装容器加工装置及应用该装置的加工工艺
USD992110S1 (en) 2021-08-10 2023-07-11 Koska Family Limited Sealed fluid container

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL252396A (xx) 1959-06-08
DE1272925B (de) * 1959-09-14 1968-07-18 Smith Kline French Lab 3-Amino-4-(p-chlorphenyl)-pyrazol und seine Saeuresalze
US3155281A (en) * 1962-04-09 1964-11-03 Questron America Inc Container
DE1704209A1 (de) * 1967-11-10 1971-04-22 Gottfried Mehnert Verfahren und Vorrichtung zur Herstellung von Hohlkoerpern
US3819789A (en) * 1969-06-11 1974-06-25 C Parker Method and apparatus for blow molding axially deformable containers
US3946903A (en) * 1971-07-30 1976-03-30 Carol Parker Collapsible, spirally fluted container
US3843005A (en) * 1972-02-11 1974-10-22 Owens Illinois Inc Blown plastic container
US3949034A (en) * 1972-02-11 1976-04-06 Owens-Illinois, Inc. Method of making blown plastic containers
US3946309A (en) * 1972-08-03 1976-03-23 Charles Lyn Roughton Cell for measuring electrical resistivity of a liquid
DE2341400C3 (de) * 1973-08-16 1979-01-18 Frupack-Plastic, Kunststoffverarbeitungswerk Ingeborg Luetten, 2000 Hamburg Verfahren und Vorrichtung zum Herstellen eines mit vorzugsweise einem flüssigen Medium gefüllten Hohlkörpers
DE2430654B2 (de) * 1974-06-26 1976-11-11 Olympia Werke Ag, 2940 Wilhelmshaven Behaelter aus einem thermoplastischen kunststoff und verfahren zu seiner herstellung
US4079111A (en) * 1974-08-08 1978-03-14 Owens-Illinois, Inc. Method of forming thermoplastic containers
DE2444700C2 (de) * 1974-09-18 1983-08-18 Owens-Illinois, Inc., 43666 Toledo, Ohio Verfahren zum Herstellen eines aus thermoplastischem Kunststoff bestehenden Behälters mit einem an dem Boden des Behälters angeformten Standring
US4120927A (en) * 1976-05-10 1978-10-17 Beckman Instruments, Inc. Process for making a one piece rotor liner
SU707813A1 (ru) * 1977-04-21 1980-01-05 Предприятие П/Я Р-6594 Установка дл поперечной резки полимерных изделий цилиндрической формы
US4465199A (en) * 1981-06-22 1984-08-14 Katashi Aoki Pressure resisting plastic bottle
JPS5920629A (ja) * 1982-07-27 1984-02-02 Mitsubishi Petrochem Co Ltd 吹込成形法および装置
DE3543082A1 (de) * 1985-12-05 1987-06-11 Krupp Corpoplast Masch Verfahren und vorrichtung zum herstellen eines mit einem standring versehenen hohlkoerpers durch blasformen
CA1238872A (en) * 1987-02-04 1988-07-05 Malek Basbous T-base containers
JPH08244749A (ja) * 1995-03-10 1996-09-24 Toyo Seikan Kaisha Ltd プラスチック容器及びその製造方法
JPH08324570A (ja) * 1995-05-31 1996-12-10 Hakuba Plast Kogyo Kk 蛇腹容器
JPH1142697A (ja) * 1997-07-25 1999-02-16 Dainippon Printing Co Ltd ブロー成形方法及びその装置とブロー成形容器
DE19926329A1 (de) * 1999-06-09 2000-12-21 Bernd Hansen Verfahren zum Herstellen von Behältern und Vorrichtung zum Durchführen des Verfahrens
DE19958920C2 (de) * 1999-12-07 2003-03-20 Automation Industrielle Sa Zweikammerbehälter
DE10063282C2 (de) * 2000-12-19 2003-06-18 Bernd Hansen Verfahren und Vorrichtung zum Herstellen und Befüllen von Behältern
JP3700123B2 (ja) * 2000-12-26 2005-09-28 タスマン株式会社 プラスチックボトルの成形法とその金型装置
DE10245318A1 (de) * 2002-09-27 2004-04-08 Hansen, Bernd, Dipl.-Ing. Formverfahren, insbesondere Blas- und/oder Vakuumformverfahren, zum Herstellen eines mit einem abzugebenden Medium gefüllten Abgabebehälters
WO2006034231A1 (en) * 2004-09-20 2006-03-30 Graham Packaging Company, L.P. Container with cavity base

Also Published As

Publication number Publication date
WO2009086864A1 (de) 2009-07-16
MX2010007640A (es) 2010-08-09
BRPI0822171B1 (pt) 2018-09-04
CA2708546C (en) 2015-06-09
RU2010131827A (ru) 2012-02-20
EP2227370A1 (de) 2010-09-15
US8431068B2 (en) 2013-04-30
EP2227370B1 (de) 2013-08-21
CN101883669A (zh) 2010-11-10
ES2432081T3 (es) 2013-11-29
PL2227370T3 (pl) 2014-01-31
RU2484961C2 (ru) 2013-06-20
JP5385303B2 (ja) 2014-01-08
CA2708546A1 (en) 2009-07-16
BRPI0822171A2 (pt) 2015-06-16
JP2011509199A (ja) 2011-03-24
AU2008346549A1 (en) 2009-07-16
KR20100103523A (ko) 2010-09-27
PT2227370E (pt) 2013-09-06
US20090181197A1 (en) 2009-07-16
KR101574488B1 (ko) 2015-12-04
AU2008346549B2 (en) 2013-09-12
CN101883669B (zh) 2013-07-17
DE102008004088A1 (de) 2009-07-16

Similar Documents

Publication Publication Date Title
HK1146921A1 (en) Method and device for producing containers made of thermoplastic and containers so produced
PL1996384T3 (pl) Sposób i urządzenia do produkcji pojemnika
ATE554908T1 (de) Verfahren zur herstellung eines kunststoff- hohlkörpers
WO2007120807A3 (en) Liquid or hydraulic blow molding
WO2012051365A3 (en) Stretch rod system for liquid or hydraulic blow molding
MX2010006256A (es) Moldeo por soplado liquido o hidraulico.
ATE507056T1 (de) Verfahren zur herstellung eines kraftstofftanks aus kunststoff
WO2012018732A3 (en) Blow molding method and apparatus for forming squeezable plastic container
MX2007004295A (es) Unidad para el moldeado por compresion de articulos de material de polimero.
MX342899B (es) Metodo de fabricacion de recipientes, que comprende una operacion anticipada de encajonado.
WO2007107822A3 (en) Apparatuses and methods for manufacturing containers
IN2014MN01410A (xx)
WO2006078157A8 (en) Method and apparatus for the manufacture of labeled plastic products
DE50108038D1 (de) Verfahren und vorrichtung zum herstellen und befüllen von behältern
WO2010023212A3 (en) Process for manufacturing a plastic fuel tank equipped with a pump
WO2012033888A3 (en) Blow molding process, apparatus and article
MXPA05002677A (es) Metodo para producir barriles de cuello ancho de material sintetico termoplastico.
MX2009000971A (es) Metodo y aparato de moldeado por soplado del tipo lanzadera de un solo lado.
WO2008025333A3 (de) Verfahren und vorrichtung zur herstellung von tubenartigen körpern
ATE463334T1 (de) Formwerkzeug zum tiefziehen eines behälters aus einer erwärmten thermoplastischen kunststofffolie
CA2798418A1 (en) A container with a rim portion defining an opening, method and apparatus for making said container
WO2010128168A3 (en) Device for dispensing highly viscous liquids and method for manufacture thereof ("sealant flair")
WO2006136796A3 (en) Method and apparatus for the production of hollow moulded articles and a hollow moulded article made by the method
WO2012139551A3 (de) Vorrichtung zur blasformung von behältern
WO2007099445A3 (en) Mold with shut-off wall which is pushed by the expanding material to close conduit

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20221128