GB881028A - Sealing device for thermoplastic films - Google Patents

Sealing device for thermoplastic films

Info

Publication number
GB881028A
GB881028A GB2085359A GB2085359A GB881028A GB 881028 A GB881028 A GB 881028A GB 2085359 A GB2085359 A GB 2085359A GB 2085359 A GB2085359 A GB 2085359A GB 881028 A GB881028 A GB 881028A
Authority
GB
United Kingdom
Prior art keywords
packages
sealing device
thermoplastic films
plates
reciprocating
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
GB2085359A
Inventor
Leonard Brook
Peter Gordon Wilson
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.)
Forgrove Machinery Co Ltd
Original Assignee
Forgrove Machinery Co 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 Forgrove Machinery Co Ltd filed Critical Forgrove Machinery Co Ltd
Priority to GB2085359A priority Critical patent/GB881028A/en
Publication of GB881028A publication Critical patent/GB881028A/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
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/32—Cooling, or cooling and pressing, package closures after heat-sealing

Abstract

881,028. Seaming non-metallic sheet materials. FORGROVE MACHINERY CO. Ltd. May 23, 1960 [June 17, 1959], No. 20853/59. Class 42 (1). [Also in Group XVII] Apparatus for advancing and sealing packages having overlapping thermoplastic wrapper portions at opposite ends comprises opposed belts 12 bearing plates 13, each plate having a flexible diaphragm 14 which is pressed against the packages by reciprocating heaters 15. The diaphragms may be of glass fibre or thin copper sheet and the plates may be domed, as shown, to depress the package ends. Reciprocating member 16 and/or air jets 17 may cool the seals.
GB2085359A 1959-06-17 1959-06-17 Sealing device for thermoplastic films Expired GB881028A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2085359A GB881028A (en) 1959-06-17 1959-06-17 Sealing device for thermoplastic films

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2085359A GB881028A (en) 1959-06-17 1959-06-17 Sealing device for thermoplastic films

Publications (1)

Publication Number Publication Date
GB881028A true GB881028A (en) 1961-11-01

Family

ID=10152836

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2085359A Expired GB881028A (en) 1959-06-17 1959-06-17 Sealing device for thermoplastic films

Country Status (1)

Country Link
GB (1) GB881028A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2219968A (en) * 1988-06-28 1989-12-28 Tokyo Automatic Mach Works Heat-sealing and cooling-tubular packaging film
CN107380517A (en) * 2017-08-22 2017-11-24 山东康力医疗器械科技有限公司 A kind of medical exhaust sealing all-in-one

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2219968A (en) * 1988-06-28 1989-12-28 Tokyo Automatic Mach Works Heat-sealing and cooling-tubular packaging film
GB2219968B (en) * 1988-06-28 1992-10-14 Tokyo Automatic Mach Works Bag making method and apparatus
CN107380517A (en) * 2017-08-22 2017-11-24 山东康力医疗器械科技有限公司 A kind of medical exhaust sealing all-in-one

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