CA1247515A - Method and apparatus for vacuum packaging goods in heat shrinkable plastic bags - Google Patents

Method and apparatus for vacuum packaging goods in heat shrinkable plastic bags

Info

Publication number
CA1247515A
CA1247515A CA000408158A CA408158A CA1247515A CA 1247515 A CA1247515 A CA 1247515A CA 000408158 A CA000408158 A CA 000408158A CA 408158 A CA408158 A CA 408158A CA 1247515 A CA1247515 A CA 1247515A
Authority
CA
Canada
Prior art keywords
bag
chamber
evacuated
mouth
vacuum
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.)
Expired
Application number
CA000408158A
Other languages
English (en)
French (fr)
Inventor
Richard R. Perdue
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.)
Cryovac LLC
Original Assignee
WR Grace and Co
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 WR Grace and Co filed Critical WR Grace and Co
Application granted granted Critical
Publication of CA1247515A publication Critical patent/CA1247515A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
    • B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
    • B65B31/024—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas specially adapted for wrappers or bags

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vacuum Packaging (AREA)
CA000408158A 1981-09-14 1982-07-27 Method and apparatus for vacuum packaging goods in heat shrinkable plastic bags Expired CA1247515A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30169081A 1981-09-14 1981-09-14
US301,690 1981-09-14

Publications (1)

Publication Number Publication Date
CA1247515A true CA1247515A (en) 1988-12-28

Family

ID=23164446

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000408158A Expired CA1247515A (en) 1981-09-14 1982-07-27 Method and apparatus for vacuum packaging goods in heat shrinkable plastic bags

Country Status (11)

Country Link
JP (1) JPS5852013A (es)
AR (1) AR242163A1 (es)
AU (1) AU8834982A (es)
BR (1) BR8205288A (es)
CA (1) CA1247515A (es)
DE (1) DE3233930A1 (es)
FR (1) FR2512779A1 (es)
GB (1) GB2107270A (es)
IT (1) IT1152558B (es)
MX (1) MX157814A (es)
NZ (1) NZ201896A (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8527050D0 (en) * 1985-11-02 1985-12-04 Fgl Products Ltd Vacuum packing process
JPS62220418A (ja) * 1986-03-14 1987-09-28 株式会社　新醍醐鉄工所 真空包装用のチヤンバ装置
DE3739432A1 (de) * 1987-02-24 1989-06-01 Multivac Haggenmueller Kg Verpackungsmaschine
CN101870379B (zh) * 2010-06-24 2012-06-13 成都海科机械设备制造有限公司 一种全自动立式真空包装机
DE102014104816A1 (de) * 2014-04-04 2015-10-08 Rainer Wiebers Auflageeinheit einer Vakuumverpackungsvorrichtung
CN105329477B (zh) * 2015-12-10 2017-05-03 福建省安溪县兴安金属有限公司 一种用于包装机中的内抽真空装置及抽真空方法
CN108382672B (zh) * 2018-02-08 2019-11-12 安溪县钱盛自动化设备有限公司 一种茶叶包装工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3950919A (en) * 1974-08-22 1976-04-20 W. R. Grace & Co. Apparatus and process for vacuum skin packaging
GB1561837A (en) * 1976-03-29 1980-03-05 Sainsbury J Ltd Packaging commodities
US4085565A (en) * 1976-12-08 1978-04-25 Mahaffy & Harder Engineering Co. Packaging apparatus for forming specially shaped packages
JPS5513970A (en) * 1978-07-17 1980-01-31 Nec Corp Gas laser device

Also Published As

Publication number Publication date
IT1152558B (it) 1987-01-07
AU8834982A (en) 1983-03-24
DE3233930A1 (de) 1983-03-31
JPS5852013A (ja) 1983-03-28
BR8205288A (pt) 1983-08-16
AR242163A1 (es) 1993-03-31
NZ201896A (en) 1985-04-30
GB2107270A (en) 1983-04-27
MX157814A (es) 1988-12-15
FR2512779A1 (fr) 1983-03-18
IT8223238A0 (it) 1982-09-13

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Legal Events

Date Code Title Description
MKEX Expiry