GB620260A - Improvements in bag valves - Google Patents

Improvements in bag valves

Info

Publication number
GB620260A
GB620260A GB1154/47A GB115447A GB620260A GB 620260 A GB620260 A GB 620260A GB 1154/47 A GB1154/47 A GB 1154/47A GB 115447 A GB115447 A GB 115447A GB 620260 A GB620260 A GB 620260A
Authority
GB
United Kingdom
Prior art keywords
bag
valve
sheet
edge
paper
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
GB1154/47A
Other languages
English (en)
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.)
ST Regis Paper Co
Original Assignee
ST Regis Paper 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 ST Regis Paper Co filed Critical ST Regis Paper Co
Publication of GB620260A publication Critical patent/GB620260A/en
Expired legal-status Critical Current

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
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/14—Valve bags, i.e. with valves for filling
    • B65D31/142—Valve bags, i.e. with valves for filling the filling port being formed by folding a flap connected to a side, e.g. block bottoms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
GB1154/47A 1938-09-21 1947-01-13 Improvements in bag valves Expired GB620260A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US231002A US2378285A (en) 1938-09-21 1938-09-21 Bag valve

Publications (1)

Publication Number Publication Date
GB620260A true GB620260A (en) 1949-03-22

Family

ID=22867404

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1154/47A Expired GB620260A (en) 1938-09-21 1947-01-13 Improvements in bag valves

Country Status (4)

Country Link
US (1) US2378285A (enrdf_load_stackoverflow)
CH (1) CH264924A (enrdf_load_stackoverflow)
GB (1) GB620260A (enrdf_load_stackoverflow)
NL (1) NL69053C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1199118B (de) * 1962-02-05 1965-08-19 Windmoeller & Hoelscher Kreuzbodenventilsack und Vorrichtung zu seiner Herstellung

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2478113A (en) * 1940-11-12 1949-08-02 St Regis Paper Co Valve bag
US2573230A (en) * 1948-06-11 1951-10-30 Michael J Strauss Bag valve
US2528419A (en) * 1948-07-30 1950-10-31 St Regis Paper Co Bag valve
DE883394C (de) * 1948-12-22 1953-07-16 Maschb Honsel & Co Kreuzbodenventilsack und Verfahren zu seiner Herstellung
US2643588A (en) * 1949-09-29 1953-06-30 St Regis Paper Co Mechanism and method for forming sleeved valve bags
DE861352C (de) * 1950-07-02 1952-12-29 Natronzellstoff Und Papierfabr Ventilboden mit innenliegendem Bodenblatt
US2815165A (en) * 1954-12-03 1957-12-03 Bemis Bro Bag Co Bag
US3000550A (en) * 1958-06-04 1961-09-19 Hudson Pulp & Paper Corp Valve sleeve for bags
US3050235A (en) * 1960-09-01 1962-08-21 Du Pont Canada Double valve bag
NL290048A (enrdf_load_stackoverflow) * 1962-04-09 1900-01-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1199118B (de) * 1962-02-05 1965-08-19 Windmoeller & Hoelscher Kreuzbodenventilsack und Vorrichtung zu seiner Herstellung

Also Published As

Publication number Publication date
US2378285A (en) 1945-06-12
CH264924A (fr) 1949-11-15
NL69053C (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
GB620260A (en) Improvements in bag valves
GB472370A (en) Improvements in and relating to the closing of valve bags
US2945616A (en) Gusset type envelopes
GB611349A (en) Improvements in valve bags
GB621339A (en) Improvements in or relating to valve bags
GB1117284A (en) Improvements relating to cross-bottom bags
US2809778A (en) Combination stationery and envelope
GB874744A (en) Improvements in and relating to valve paper sacks to provide a contents-pouring orifice
GB621192A (en) Envelope stiffened by means of a cardboard back
GB551465A (en) Improvements in and relating to blockbottom closures for multiply paper bags or sacks
GB631440A (en) Improvements in multi-ply valve bags with glued flat bottoms
GB364987A (en) Improvements in and connected with valve bags
GB456380A (en) Improvements in valve bags
GB986008A (en) Cross-bottom valved bag made of paper or a similar material
GB1056034A (en) Improvements in or relating to lined cartons
GB519942A (en) Improvements in and relating to paper sacks
GB338170A (en) Improvements in and relating to multi-wall paper bags
GB519147A (en) Improvements in multi-ply non-sifting bags
GB389029A (en) Improvements in the manufacture of paper bags and the like
GB337387A (en) Improvements in multi-ply paper bags
GB328491A (en) Paper bag
GB466179A (en) Improvements in or relating to cartons, paper bags and similar containers
GB525279A (en) Improvements in and relating to valve bags
GB980457A (en) Improvements in or relating to bags or sacks
GB981789A (en) Multi-ply valve sacks or bags