US2316921A - Bag feeding mechanism - Google Patents

Bag feeding mechanism Download PDF

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Publication number
US2316921A
US2316921A US2316921DA US2316921A US 2316921 A US2316921 A US 2316921A US 2316921D A US2316921D A US 2316921DA US 2316921 A US2316921 A US 2316921A
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US
United States
Prior art keywords
feeding mechanism
bag feeding
bag
hhhhi
dwf
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 - Lifetime
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Publication date
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Publication of US2316921A publication Critical patent/US2316921A/en
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Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/28—Condensation with aldehydes or ketones

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Description

A ril 20, 1943. E. E. WEST BAG FEEDING MECHANISM 4 Sheets-Sheet 1 Filed Sept. 19, 1940 IH H HW H-IH HHHHI HH UH I II H H l l l I TJ m W W I dWF-JZ 14 6195 $M4M M- -4 m
US2316921D Bag feeding mechanism Expired - Lifetime US2316921A (en)

Publications (1)

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US2316921A true US2316921A (en) 1943-04-20

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ID=3433245

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US2316921D Expired - Lifetime US2316921A (en) Bag feeding mechanism

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2447140A (en) * 1943-04-10 1948-08-17 Johnson & Johnson Method of treating polyvinyl alcohol filaments and treated filament
US3534064A (en) * 1967-02-23 1970-10-13 Olin Mathieson Cyclic organic compounds
US5137954A (en) * 1991-09-30 1992-08-11 Monsanto Company Polyvinyl butyral sheet

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2447140A (en) * 1943-04-10 1948-08-17 Johnson & Johnson Method of treating polyvinyl alcohol filaments and treated filament
US3534064A (en) * 1967-02-23 1970-10-13 Olin Mathieson Cyclic organic compounds
US5137954A (en) * 1991-09-30 1992-08-11 Monsanto Company Polyvinyl butyral sheet

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